Jason E. Sawyer, Ph.D

Jason E Sawyer PhD 9792186700 | JasonSawyertamukedu

CURRICULUM VITAE Education

Doctor of Philosophy (August 2000) - New Mexico State University Major Animal Science (Range NutritionBeef Cattle Management) Minors Experimental Statistics Biochemistry

Dissertation Title ldquoManipulating the nutrient environment with undegradable intake proteinrdquo

Chair Dr Mark K Petersen Master of Science (December 1998) - New Mexico State University Major Animal Science (Ruminant Nutrition)

Thesis Title ldquoInvestigations in nutrient quality Cow diets alternative feeds and nitrogen utilizationrdquo

Chair Dr Mark K Petersen Bachelor of Science (December 1995) - Texas AampM University Major Rangeland Ecology and Management (Ranch management option)

Professional Experience

January 2020 to Present Associate Professor and Research Scientist King Ranchreg Institute for Ranch Management Texas AampM University ndash Kingsville Scientist-in-Residence East Foundation

Primary Responsibilities - Research (75)

o Conduct applied and translational research to Improve sustainability of ranching systems Develop strategies that increase resilience in protein production systems Enhance managerial decision-making

o Train graduate students MS in Ranch Management PhD in Ranching Systems

- Outreach (25) o Develop decision support systems o Develop and deliver research findings through lectureships symposia and other

venues

September 2009 to December 2019 Associate Professor Beef Cattle Nutrition and Management (20 appointment) Department of Animal Science Texas AampM University and Texas AgriLife Research

Primary Responsibilities - Teaching (45 of role 9 total effort)


o Train undergraduate and graduate students in beef cattle nutrition and management o Specific teaching assignments

ANSC 408 (Stocker and Feeder Cattle Management) ANSC 608 (Beef Cattle Management) ANSC 622 (Research Methods in Animal Science) ANSC 436636 (Panhandle Beef Production Tour) and ANSC 485685 (Directed Studies)

o Advising graduate students Serve as chairco-chair of Master of Agriculture Master of Science and

Doctor of Philosophy degree committees in Animal Science Serve as a committee member on graduate committees within Animal

Science and external to the department Provide experimental design and research planning consultation

o Individual mentorship and instruction

Undergraduate research advising and Internship supervision

o Provision of guest lectures in academic and professional program settings - Research (45 of role 9 of total effort)

o Sustain research program focused on beef cattle nutrition and production management

o Secure internal and extramural funding to support research activity Funding sources include federal agencies state agencies private

foundations and corporate sponsorship o Research topics include

Management of nutrient requirements Nutritional management for production enhancement Interactions of nutrition management and animal health Innovation in production systems

o Integrate across research areas and disciplines Develop sustainable solutions to production challenges Develop valid metrics for sustainable production

- Service (10 of role 2 of total effort) o Activities in support of the Department College Texas AampM AgriLife Texas AampM

University and stakeholders including the production community commodity organizations and professional societies

September 2009 to December 2019

Superintendent McGregor Research Center (40 appointment) Texas AampM AgriLife Research Texas AampM University System Primary Responsibilities - Manage 6472 ac research facility

o 1300 brood cows and replacement females o 400-600 yearling cattle annually o 200-700 feedlot cattle annually o Cultivate wheat corn milo and hay

- Accountable for all aspects of production management marketing and budgets - Supervise 8 to 10 budgeted staff and 2 to 8 temporary or wage employees - Organize effort and allocate internal funds toward maintaining and enhancing facility

infrastructure and assets


- Develop deploy and implement research protocols in collaboration with faculty - Facilitate graduate training programs - Facilitate Extension programs through on-site hosting and program development provision

of livestock and demonstration support - Foster relationships with internal and external stakeholders Additional Roles - Develop overarching research objectives for Center - Develop sustainable production enterprises in cow-calf stocker growyard and feedlot

systems to provide resource platforms across all segments of production - Encourage and create opportunities for faculty collaboration within and among departments

and colleges - Leverage resource base to facilitate external funding activities - Ensure adherence to regulatory and compliance programs

September 2009 to March 2019

Associate Department Head ndash Operations (40 Appointment) Department of Animal Science Texas AampM University Primary Responsibilities - Accountable for financial and operating performance of 13 budgetary units operating across

15 physical locations in Brazos and Burleson Counties - Manage personnel and production strategy for cow-calf stocker growing and finishing

cattle oversee sheep goat swine hay and two equine operations - Ensure access to animals and facilities for Teaching Research and Extension programs - Streamline operating logistics and support for faculty from multiple departments colleges

and Agencies - Developed ingredient sourcing and feed manufacturing and delivery enterprise to service

multiple units - Assist faculty in resource development program implementation and compliance advocacy Additional Roles - Create opportunities for faculty collaboration within and among departments and colleges - Assist with budget formulation and strategy for Teaching Research and Extension budgets - Liaison with agency directors for compliance activities (Animal Care and Use Biosafety) - Lead engagement with internal audit teams and develop preliminary response to reviews - Advise department head regarding allocation of internal funding pools - Develop managerial accounting systems for department - Lead strategic visioning effort ldquoSustainable Solutions for Beef Production Systemsrdquo - Develop and present departmental review information to agency directors and dean - Serve as liaison to development officers assist in creating strategic development goals - Assist with Departmental Advisory Council coordination

February 2018 to January 2019

Special Advisor to the Interim Provost and Dean (40 mean effort) College of Agriculture and Human Sciences Cooperative Agricultural Research Center and Cooperative Extension Service Prairie View AampM University

Primary Responsibilities - Advise administration regarding operations personnel management and compliance


- Review Operations of University Farm o Reorganize current operating enterprises o Develop operating plans and initiate implementation o Establish operating philosophy and initiate implementation

- Review Organizational Structure o Assess all personnel associated with production facilities o Revise organizational hierarchy and recommend improvements o Facilitate administrative execution o Oversee initial deployment of new structure

- Review Compliance Status o Review interaction with key compliance arms o Engage compliance officers and committees o Review prior allegations and advise University administration o Recommend and implement operational changes in compliance approach o Serve as key contact to System Internal Audit review of operations

August 2008 to August 2009

Interim Superintendent Texas AampM AgriLife Research Center McGregor ndash 50 Appointment Interim Assistant Head Operations Dept of Animal Science ndash 50 Appointment

July 2003 to September 2009

Assistant Professor Beef Cattle Nutrition and Management (50 Teaching 40 Research 10 Service)

Department of Animal Science Texas AampM University and Texas AgriLife Research

August 2000 to July 2003

Assistant Professor (50) and Extension Beef Cattle Specialist (50) Clayton Livestock Research Center Departments of Animal and Range Sciences and Extension Animal Resources New Mexico State University

Other Relevant Experience

MS Cattle LLC 2006 to present Private venture Managing member and tax matters partner of a Texas stocker cattle operation Negotiate all production contracts develop and implement nutritional and health management strategies develop and implement marketing and risk management strategies Place and finish cattle in commercial feedyards as an element of risk management and diversification strategy Annual sales growth rate of 75 Peak annual sales of $42MM Exited cattle market fall 2015 Company still viable and operating as a real property holding company

2 Bar C Ranches 2009 to 2011 Consultant Developed confinement growing operation for a Texas ranch Provide nutrition services optimization of rations flexible formulations manufacturing guidance delivery practices and bunk management

Premium Standard FarmsSmithfield Foods 2003-2007 Consultant Served as cattle operations consultant to major pork integrator Operation included 55000 acres native rangeland and approximately 21000 irrigated acres in an integrated grazing and cropping system Developed grazing strategies and management guidelines for stocker cattle systems developed and implemented alternate forage systems for irrigated farmland created placement strategies to increase total headcount and output evaluated


and selected production technologies and nutritional inputs negotiated grazing contracts and created dynamic pricing models for gain contracts based on corn futures prices

M2S Livestock 2002-2005 Private venture Partner in cattle feeding venture dealing in finishing cattle and stocker cows in Northeastern New Mexico responsible for nutrition and risk management using cash and derivative contracts Developed production agreements with custom feedlots developed and managed procurement and marketing strategies defined and implemented production management strategies

Teaching Activities Table 1 Courses Taught at Texas AampM University-Kingsville

Course Number Title Credits Semester Taught

ASVT 5390 Cases in Applied Nutrition 3 Spr 2021

RAMT 5390 Adv Ranch Management 3 Fall 2021

Table 2 Courses Taught at Texas AampM University


ANSC 408 rev Stocker and Feeder Cattle Mgmt 4 (3 + 2) Spr 19

ANSC 408 Stocker and Feeder Cattle Mgmt 3 (2 + 2) Fall 2003-8 Spr 10-18

ANSC 606 Adv Beef Cattle Production II 3 Spring 2004-2009

ANSC 608 Beef Cattle Mgmt 3 Fall 2003-8 Spr 15-19

ANSC 622 Research Methods in Animal Sci 2 Sum 2005-12 rsquo14 rsquo16 lsquo18

ANSC 436636 Panhandle Beef Production Tour 1 Sum 2012-19

ANSC 485685 Directed Studies 1-4 Various

Table 3 Invited lectures provided

Course Level Guest Lectures Provided

Undergraduate 106

Graduate 12

Professional School 66

Table 4 Graduates students advised (completed)

Degree Type ChairCo-Chair Committee Member

Doctor of Philosophy 16 (12) 24(12)

Master of Science 29 (21) 40 (35)

Master of Agriculture 10 (8) 8 (6)


Research Activities

Table 5 Summary of funding generation

Type Proposals Funded

Total Amount

Individual Amount

Proposals Funded

Total Amount

Individual Amount

Since 2009 Career Total

External

Competitive 35 $4033832 $2237342 46 $4822394 $2482620

Non-competitive 3 $928000 $364000 3 $928000 $364000

In-Kind 4 $12375 $12375 6 $38129 $38129

Internal

Competitive 9 $947415 $372952 15 $1265645 $485848

Non-competitive 2 $125000 $108333 5 $427000 $335333

Total Funding 53 $6072376 $3120756 75 $7481168 $3705930

List of funding received

External Competitive

1 Sawyer J 2020 Analysis of assumptions and contributions for the US beef industry to reach carbon positivity National Cattlemenrsquos Beef Assoc Awarded $10000

2 Wickersham T J Gilreath and J Sawyer 2020 Does methane really matter Context for a complex indicator of beef sustainability National Cattlemenrsquos Beef Assoc Awarded $126552

3 Arnold A J Sawyer K Gehring and R Kirkpatrick 2020 Assessment of vitamin E supplementation as a strategy to mitigate Salmonella prevalence in the lymph nodes of naturally exposed feedlot cattle National Cattlemenrsquos Beef Assoc Awarded $193930

4 Sawyer JE 2020 The estimation of global warming potential from beef cattle and its implications for the US beef industry National Cattlemenrsquos Beef Assn $19282

5 Sawyer JE and CP Mathis 2020 Innovation in Ranching Systems A platform for integrated research East Foundation $354006

6 Arnold A J Sawyer K Gehring and TM Taylor 2019 Longitudinal evaluation of Salmonella in environmental components and peripheral lymph nodes of fed cattle from weaning to finish in three distinct feeding locations National Cattlemanrsquos Beef Association $342132$85533

7 Wickersham TA and JE Sawyer 2019 Practices for improving the sustainability of US beef production National Cattlemenrsquos Beef Association $173260$86630

8 Wickersham TA and JE Sawyer 2019 Protein Supplementation times Trace Mineral Source on Low-Quality Forage Utilization Micronutrients Inc $85098$42549

9 Arnold A J Sawyer K Gehring and TM Taylor 2018 Evaluation of autogenous vaccine use in reducing Salmonella contamination in lymph nodes from feedlot cattle in Texas $50000$12500

10 Wickersham TA and JE Sawyer 2018 Improving Pongamia seedcake as a source of supplemental protein Terviva Bioenergy Inc $72501$36250

11 Wickersham TA and JE Sawyer 2018 Capturing beefrsquos ability to upcycle protein as an indicator of sustainability National Cattlemenrsquos Beef Association $53300$26650


12 Wickersham TA and JE Sawyer 2018 Is beef from cattle fed wheat gluten free National Cattlemenrsquos Beef Association $13800$6900

13 Tedeschi LO GE Carstens and JE Sawyer 2017 Evaluation of growing and finishing performance on carcass composition and intake behavior of steers receiving a yeast supplement AB Vista $324189$108063

14 Wickersham TA and JE Sawyer Biowish Methane production in growing cattle diets Awarded $44792$22396

15 Scott HM JE Sawyer et al 2016 Maximizing voluntary compliance in antimicrobial stewardship programs A critical factor for effective intervention USDA-NIFA $1000000$333333

16 Adams LG K Drake JE Sawyer et al 2016 Service and software solutions for the rigorous design of animal studies National Institutes of Health $224137$56034

17 Pinchak W and JE Sawyer 2015 Determining the efficacy of mineral supplementation through low-moisture tubs compared to loose mineral on stocker cattle performance and net profitability Midcontinent Livestock Supplements $78002$39001

18 Arnold A Goehring K Savell J and JE Sawyer 2015 Comparison of Salmonella level in bovine lymph nodes across feeding stages Texas Beef Council $88500$22125

19 Muir JP J Breeden FS Smith WP Kuvlesky JL Foster JE Sawyer RD Wittie and RD Rhoades 2014 Techniques for converting bermudagrass to native warm-season grasses in dominant soil types in the Cross timbers Blackland Prairie Post Oak Savannah and Coastal Prairies ecoregions of Texas 2014 Texas Parks and Wildlife Department $430017 (AgriLife share $193485 my share $967425)

20 Wickersham TA and JE Sawyer 2014 Determining nutritive value of two pongamia seed cake types for potential supplementation to cattle TerViva Bioenergy Inc $119898

21 Smith SB TA Wickersham and JE Sawyer 2013 Increasing glucose or glucose precursors to increase beef quality and juiciness NCBA $49998

22 Wickersham TA and JE Sawyer 2012 Quantifying the Nutritive Value of Two Pongamia Seed Cake Types for Potential Supplementation to Cattle Source TerViva Amount $12599

23 Wickersham TA and JE Sawyer 2012 Evaluation of protein supplements fed to cattle consuming low-quality forages AniPro Amount funded $21982

24 Wickersham TA and JE Sawyer 2011 Evaluation of post-extraction algae residues as a feedstuff for beef cattle General Atomics Amount funded $186096

25 Wickersham TA and JE Sawyer 2011 A comparison of 3 novel fat sources to yellow grease Westway Trading Amount funded $34469

26 Wickersham TA and JE Sawyer 2011 National alliance for advanced biofuels and bioproducts Department of Energy $524234

27 Sawyer JE and TA Wickersham 2010 Stocker EDGE portfolio Interaction of performance management technologies in stocker cattle Elanco Animal Health Amount funded $36400

28 Wickersham TA and JE Sawyer 2010 Determination of intake and serum cobalamin folate and thiamine in cattle consuming BIOWISH Biowish Inc $27278

29 Wickersham TA JE Sawyer A Lawrence and D Gatlin 2009 Evaluation of post-extraction algae residues as livestock feed General Atomics Amount funded $98098

30 Wickersham TA JE Sawyer and G Holub 2009 Self-fed distillersrsquo grains Creating a viable option for supplementing dried distillers grains to grazing cattle USDA-ARS Amount funded $41785 (Note funding withdrawn due to program rescission)

31 Wickersham T A G Holub JE Sawyer and W Rooney 2009 Assessment of nutritive value of sorghum silage as influenced by brown midrib and leafshoot ratio United Sorghum Checkoff Program Amount funded $39190


32 Herring AD JE Sawyer CAGill PK Riggs K Washburn Evaluation of genetic components of immune response to BVDV challenge using a unique cattle population USDA Formula Animal Health Amount funded $14548

33 Sawyer JE and TA Wickersham 2009 Escalation of core body temperature during handling and comparison of body temperature metrics in feeder cattle Coretell Inc Amount funded $19411

34 Wickersham TA and JE Sawyer 2009 Methanol A barrier to feeding crude glycerin Texas Cattle Feeders Association $7970 Requested $6400

35 Sawyer JE and TA Wickersham 2009 Safety of novel vaccines for M haemolytica Novartis Animal Health Amount funded $1794818

36 Herring Burns Heindleder Sawyer Sanders Gill 2008 Investigation of epigenetic influences on postnatal calf growth in Bos indicus-Bos taurus crosses Queensland Dept Primary Industries amp Fisheries Amount funded $30000

37 Wickersham TA and JE Sawyer 2008 Developing a reliable and rapid method of determining the nutritive value of distillerrsquos grains in order to increase their market value USDA-ARS Bioenergy Initiative Amount funded $29156

38 Wickersham TA JE Sawyer and FM Rouquette 2007 Utilization of dormant forage in beef cows supplemented with cooked blocks containing greasy cottonseed meal Cotton Inc Amount funded $47053

39 Gill Claire Penny Riggs Andy Herring Jim Sanders Jason Sawyer David Lunt 2007 Genomic Characterization of Feed Efficiency and its Relationship to Carcass Traits National Cattlemenrsquos Beef Association Amount Funded $115000

40 Sawyer JE W Horne and AD Herring 2007 Vaccination of neonatal beef calves to induce a cell-mediated response against BRD-complex associated viruses Novartis Animal Health Amount requested $74841

41 Loest CA CP Mathis MK Petersen and JE Sawyer 2007 Development of methods and decision making tools to enable stakeholders to improve calf well-being An integrated approach (Resubmission) USDA-NRI Animal Health and Well-Being Integrated Grants Program Amount $37430913

42 Tedeschi LO GE Carstens TA Wickersham and JE Sawyer 2007 The impact of Optigen II on nitrogen balance of growing cattle fed steam-flaked corn Alltech Inc Amount funded $50000

43 Lunt DK and JE Sawyer 2006 Effects on feed intake in feeder cattle vaccinated with Arsenal 41 or Vista TM 5 SQ Submitted to Novartis Animal Health Amount awarded $20000

44 Holloway J W T D A Forbes A D Herring J E Sawyer B Warrington 2005 Targeted endpoint production systems for beef cattle Purina Mills Inc Award $21703

45 Sawyer JE and MK Petersen 1999 What amount of feather meal can be used to improve reproductive efficiency in young beef cows Southeastern Poultry and Egg Association Award $2500000

46 Sawyer JE 1998 Four ounces of a salt-protein mix can replace one pound of cottonseed meal Salt Institute Award $150000

Non-Competitive

1 Sawyer JE and GE Carstens 2014 Beef cattle product development Lallemand Animal Nutrition North America Inc $480000

2 Cross HR JE Sawyer TA Wickersham and GE Carstens 2013 Intensification of beef cow systems Kenneth and Caroline MacDonald Eng Foundation $400000

3 Sawyer JE and TA Wickersham 2013 Effect of metaphylaxis on production responses and antimicrobial usage in high-risk steers Elanco Animal Health $48000


Gifts and In-Kind Awards

1 Sawyer JE 2011 Animal health products Novartis Animal Health Value $3525 2 Sawyer JE 2010 EID Tag Reader Pro Allflex USA Value $1600 3 Sawyer JE 2010 Animal health products Elanco Animal Health Value $3300 4 Sawyer JE 2009 Animal health products Pfizer Animal Health Value $3950 5 Sawyer JE and GR Acuff 2007 Request for animal handling equipment for development

of the Beef Cattle Systems Research Center Submitted to Novartis Animal Health Value of award $20754

6 Sawyer JE and GC Carstens 2006 Evaluation of direct effects of administration of antimicrobial preparations on performance feed intake and feeding behavior traits in growing calves Submitted to Pfizer Animal Health Award $5000

Internal

Competitive 1 Daigle C J Jennings R Cooke and J Sawyer 2017 Quantifying the impact of commingling

on sub-tropically adapted cattle welfare Beef Sustainability Seed Grant Program $99730$24932

2 Sawyer JE and TA Wickersham 2016 Optimizing nutrient delivery in intensive cow-calf systems Sustainable Solutions Research Initiative $188000$94000

3 Sawyer JE and TA Wickersham 2014 Limit Feeding Cows A pathway to herd expansion and increased resilience to climatic variability Texas Beef Competitiveness Research initiative $178905$89452

4 Wickersham TA JE Sawyer 2013 Effect of PEAR inclusion on animal and carcass performance in the feedlot Texas AampM AgriLife Research $25000$12500

5 Wickersham TA JE Sawyer 2013 Evaluating the metabolic profile of steers fed a growing diet containing post-extraction algal residue Texas AampM AgriLife Research $60844$30422

6 Wickersham TA JE Sawyer and WE Pinchak 2012 Evaluating the utilization of distillersrsquo grains in Bos indicus cattle Texas Beef Industry Competitiveness $152000$50667

7 Spencer TE (PI) Bazer FW and JE Sawyer (Co-PIs) Looney C and Zhou H (Collaborators) 2010 Identification and analysis of beef cattle with superior uterine capacity for early pregnancy Texas Beef Industry Competitiveness Amount funded $110000$30000

8 Wickersham TA JE Sawyer and W Pinchak 2009 Developing Self-Limiting feeding systems for grazing beef cattle Texas Beef Industry Competitiveness Amount funded $107936$$35979

9 Herring AD CA Gill JE Sawyer PK Riggs JO Sanders L Skow T Hairgrove W Mwangi 2009 Evaluation of health and efficiency phenotypes in McGregor Genomics steers vaccinated with killed vs modified live BRD vaccines and challenged with BVDV Texas Beef Industry Competitiveness Amount funded$25000$5000

10 Herring A D J E Sawyer C A Gill K Washburn and P K Riggs 2007 Evaluation of genetic components of immune response to BVDV challenge using a unique cattle population Formula Animal Health Funding-TAMU CVM Amount funded $33230$6646

11 Herring AD J E Sawyer D K Lunt C A Gill JO Sanders P K Riggs D S Hale and K Washburn 2007 Genetic components of Bovine Viral Diarrhea immune response TAES Beef Competitiveness Program Amount funded $110000$13750


12 Wickersham TA JE Sawyer J Banta and L Redmon 2007 Development of an integrated forage and animal management decision tool TAES Beef Industry competitiveness Amount Funded $110000$27500

13 Sawyer JE 2005 Facilities Development for the Center for Forage-Based Beef Production Systems Submitted to TAES support for research equipment and facilities upgrades Award $33000

14 Sawyer JE 2003 Microtiter plate reader to support beef cattle research TAES Equipment Grant Award $26000

15 Sawyer JE 2003 Automated fiber digestion to support beef cattle research TAES Equipment Grant Award $6000

Non-competitive 1 Sawyer JE 2015 Prescriptive Production in beef systems Award $100000 2 Dindot SV ND Cohen and JE Sawyer 2010 Next generation sequencing of a quarter

horse Texas AampM University Amount funded $25000 3 Sawyer JE GC Carstens AD Herring DK Lunt and GR Acuff 2006 Development of a

Beef Cattle Systems Research Center III Third unsolicited proposal to TAES Amount awarded $95000

4 Sawyer JE GC Carstens AD Herring DK Lunt and GR Acuff 2006 Development of a Beef Cattle Systems Research Center II Second unsolicited proposal to TAES Amount awarded $90000

5 Sawyer JE GC Carstens AD Herring DK Lunt and GR Acuff 2005 Development of a Beef Cattle Systems Research Center I First unsolicited proposal to TAES Amount awarded $117000

Publications and Output Table 6 Summary of publication numbers by type

Publication Type Since last promotion Total

Invited 9 19

Peer Reviewed Articles

SubmittedIn revision 2 2

In PressPublished 73 91

Proceedings 8 66

Abstracts 107 174

Research Agency Publications 27

Extension Agency Publications 1 9

List of Publications

InvitedSelected Papers (denotes graduate student as first author Note that while invited papers

are also typically included in a proceedings they are not listed in that section to void unnecessary duplication)

1 Wickersham TA C Oney and JE Sawyer 2020 Nutritional programming of beef heifers Proceedings of the 3rd International Tropical Agriculture Conference (TROPAG 2019) Brisbane Australia httpdoi103390proceedings2019036071

2 Johnson MD DP Anderson MA Palma JE Sawyer RK Miller TA Wickersham JC Morrill JW Richardson 2016 Consumer preferences for sirloin steak The influence of tasting Selected paper Southern Agric Econ Assoc Ann Meeting San Antonio TX


3 Sawyer JE and TA Wickersham 2015 Strategies to enhance cow efficiency in intensive systems Dr Kenneth S and Caroline McDonald Eng Foundation Symposium Oklahoma City OK

4 Johnson MD DP Anderson JE Sawyer TA Wickersham and JW Richardson 2014 The economic impact of beta agonist removal from beef production Ann Meeting Southern Agricultural Assoc

5 Sawyer JE and TA Wickersham 2014 Does intensification enhance sustainability Dr Kenneth S and Caroline McDonald Eng Foundation Symposium San Antonio TX

6 Wickersham TA and JE Sawyer 2014 Managing energy requirements in confined beef cows Dr Kenneth S and Caroline McDonald Eng Foundation Symposium San Antonio TX

7 Sawyer JE and TA Wickersham 2013 Defining value and requirements in cow rations What is a calorie worth Dr Kenneth S and Caroline McDonald Eng Foundation Symposium Lincoln NE

8 Sawyer JE and J D Sugg 2010 Managing production risk King Ranch Institute for Ranch Management Ranch Management Symposium Kingsville Texas

9 Sawyer JE 2010 Managing quality grade quality dynamics and the choice select spread New Mexico Cattle Growersrsquo Assn Ruidoso NM

10 Sawyer JE 2008 Nutritional management of beef carcass quality Will high(er) priced corn diminish beef quality Certified Angus Beef Feeding Quality Forum Amarillo Texas

11 Smith S B H Kawachi C B Choi C W Choi and J E Sawyer 2008 Cellular regulation of intramuscular adipose tissue deposition and composition Am Soc Anim Sci National Meeting Symposium

12 Smith SB J E Sawyer R D Rhoades and M A Brooks 2008 Precursors to enhance marbling Am Soc Anim Sci National Meeting Symposium

13 Anderson D JD Anderson and JE Sawyer 2008 Impact of the ethanol boom on livestock and dairy industries What are they going to eat Southern Agricultural Economics Assn Dallas TX

14 Sawyer JE 2006 Management of the summer stocker enterprise Proc Of the Southwest Beef Symposium Tucumcari NM

15 Carstens GE JE Sawyer EG Brown PA Lancaster SA Woods E Bumpus R Rhoades JT Vasconcelos and RT Anderson 2005 A summary of on-going research at Texas AampM University College Station 2005 Proc Plains Nutrition Council Spring Conference AREC Pub No 05-20 p 107-111 Agricultural Research and Extension Center Amarillo Texas AampM University

16 Sawyer JE and CP Mathis 2002 Adding value to culled beef cows Western Section American Society of Animal Science Extension Symposium Invited Paper

17 Duff GC and JE Sawyer 2000 Tools of the trade for optimizing gains on pasture Plains Nutrition Council Fall Conference

18 Hawkins DE MK Petersen MG Thomas JE Sawyer and RC Waterman 1999 Can beef heifers be physiologically and nutritionally manipulated to optimize reproductive efficiency Western Section American Society of Animal Science Beef Symposium

19 Petersen MK CR Krehbiel JE Sawyer and RC Waterman 1999 Designing Protein Supplements National Meeting American Society of Animal Science Roche Beef Cattle Symposium


Peer-Reviewed Articles 1 Lead author is chairedco-chaired graduate student 2 Lead author is graduate student on whose committee I served 3 Served as PIco-PI for funding support generating article 4 Engaged in concept development planning and design of experiment(s) 5 Engaged in data analysis and interpretation 6 Implemented experiment ledoversaw execution 7 Derived from other collaborative work (extension of original utilized samples or component elements)

1 13456Baber JR JE Sawyer LA Trubenbach and TA Wickersham 2021 Effect of feeding method

on nutrient utilization and cow performance in limit-fed systems Trans Anim Sci In press Accepted Jan 2021

2 3456Horton B K Gehring JSawyer A Arnold 2021 Evaluation of autogenous vaccine use in mitigating Salmonella in lymph nodes from feedlot cattle in Texas J Food Protection 8480-86 httpsdoiorg104315JFP-20-171

3 2345 JM Long LA Trubenbach JH Pryor CR Long TA Wickersham JE Sawyer Satterfield MC 2021 Maternal nutrient restriction alters pancreas development in fetal heifers Domestic Animal Endocrinology 74106580 httpsdoiorg101016jdomaniend2020106580

4 2345Drewery ML JE Sawyer and TA Wickersham 2020 Post-extraction algal residue as a protein supplement for beef steers consuming forage palatability and nutrient utilization Anim Feed SciTech 273114796 httpsdoiorg101016janifeedsci2020114796

5 13456Boardman CJ TA Wickersham LA Trubenbach and JE Sawyer 2020 Effects of monensin inclusion and level of intake in limit-feeding strategies for beef cows Transl Anim Sci 41-12 httpsdoiorg101093tastxaa108

6 145Fuller AL TA Wickersham JE Sawyer HC Freetly TM Brown-Brandl and K E Hales 2020 The effects of the forage-to-concentrate ratio on the conversion of digestible energy to metabolizable energy in growing beef steers J Anim Sci 981-10 httpsdoiorg101093jasskaa231

7 3456Picking EM LA Trubenbach FW Bazer JE Sawyer TA Wickersham MC Satterfield 2020 Technical Note Relationship between placentome location and gene expression in bovine pregnancy J Anim Sci 98(In press) httpsdoiorg101093jasskaa176

8 456Riley DG JE Sawyer TM Craig 2020 Shedding and characterization of gastrointestinal nematodes of growing beef heifers in Central Texas Vet Parasitol X 31000024 httpsdoiorg101016jvpoa2020100024

9 1345Housman LE JE Sawyer JR Cox LA Redmon TA Wickersham 2020 Expeller-pressed and solvent-extracted Pongamia seedcake as a protein supplement for cattle consuming a basal diet of forage Anim Feed Sci Tech 266114521 httpsdoiorg101016janifeedsci2020114521

10 13456Word AB TA Wickersham LA Trubenbach GB Mays and JE Sawyer 2020 Effects of metaphylaxis on production responses and total antimicrobial use in high-risk beef calves Appl Anim Sci 36265-270 httpsdoiorg1015232aas2019-01914

11 23456Murray SA AC Holbert KN Norman SD Lawhon JE Sawyer and HM Scott 2020 Macrolide-susceptible probiotic Enterococcus faecium ST296 exhibits faecal‐environmental‐oral microbial community cycling among beef cattle in feedlots Letter Appl Microbiol 70274-281 httpsdoiorg101111lam13269

12 456Riley DG C Mantilla-Rojas RK Miller KL Nicholson CA Gill AD Herring PK Riggs JE Sawyer JW Savell and JO Sanders 2020 Genome association of carcass and palatability traits from Bos indicus-Bos taurus crossbred steers within electrical stimulation status and


correspondence with steer temperament 3 Aroma and flavor attributes of cooked steaks Livestock Science 233103943 httpsdoiorg101016jlivsci2020103943

13 456Riley DG RK Miller KL Nicholson CA Gill AD Herring PK Riggs JE Sawyer JW Savell and JO Sanders 2020 Genome association of carcass and palatability traits from Bosindicus-Bos Taurus crossbred steers within electrical stimulation status and correspondence with steer temperament 2 Palatability Livestock Science 232103897 httpsdoiorg101016jlivsci2019103897

14 457Tolleson DR JP Angerer UP Kreuter JE Sawyer 2020 Growing degree day Non-invasive remotely sensed method to monitor diet crude protein in free-ranging cattle Rangeland Ecol amp Mgmt 73234-242 httpsdoiorg101016jrama201912001

15 145Baber Jessica R Tryon A Wickersham Jason E Sawyer Harvey C Freetly Tami M Brown-Brandl Kristin E Hales 2020 Effects of diet type on nutrient utilization and energy balance in drylot heifers Journal of Animal Science 981-8 httpsdoiorg101093jasskaa006

16 456Riley DG RK Miller KL Nicholson CA Gill AD Herring PK Riggs JE Sawyer JW Savell and JO Sanders 2019 Genome association of carcass and palatability traits from Bosindicus-Bos Taurus crossbred steers within electrical stimulation status and correspondence with steer temperament 1 Carcass Livestock Science 229150-158 httpsdoiorg101016jlivsci201909021

17 456Whitney TR JE Sawyer LO Tedeschi and EA Colombo 2019 Substituting hammermilled Juniperus spp For chopped alfalfa hay in steer feedlot diets Growth performance and blood serum chemistry Livestock Science 2271-10 httpsdoiorg101016jlivsci201906014

18 1345Baber JR JE Sawyer BP Holland KJ Karr AB Word and TA Wickersham 2019 Net protein contribution of beef feedlots from 2006 to 2017 Translational Animal Science 31575 httpsdoiorg101093tastxz142

19 1345Baber JR JE Sawyer and TA Wickersham 2019 Evaluation of net protein contribution methane production and net returns from beef production as duration of confinement increases in the cow-calf sector J Anim Sci 972675-86 httpsdoiorg101093jasskz145

20 13456Trubenbach LA T A Wickersham LN Bierschwale JC Morrill JR Baber and JE Sawyer 2019 Limit feeding as a strategy to increase energy efficiency in intensified cow-calf production systems Translational Animal Science 3796-810 httpsdoiorg101093tastxz039

21 145Ponce C NA Cole J Sawyer JCB da Silva DR Smith C Maxwell and MS Brown 2019 Effects of wet corn distillersrsquo grains with solubles and non-protein nitrogen on feeding efficiency growth performance carcass characteristics and nutrient losses of yearling steers J Anim Sci 972609-2630 httpsdoiorg101093jasskz133

22 345W L Crossland J T Jobe F R B Ribeiro J E Sawyer T R Callaway and L O Tedeschi 2019 Evaluation of active dried yeast in the diets of feedlot steers I Effects on feeding performance traits composition of growth and carcass characteristics J Anim Sci 971335-1346

23 345W L Crossland C M Cagle J E Sawyer T R Callaway and L O Tedeschi 2019 Evaluation of active dried yeast in the diets of feedlot steers II Effects on rumen pH and liver health of feedlot steers J Anim Sci 971347-1363

24 45Daigle CL AJ Mathias EE Ridge R Gill TA Wickersham JE Sawyer 2018 Case Study Effect of exercise programs during receiving in a commercial feedlot on behavior and productivity of Brahman crossbred calves Results from a commercial environment and a comparison to the research environment Prof Anim Sci 34653-63

25 1345Baber J JE Sawyer and TA Wickersham 2018 Estimation of human-edible protein conversion efficiency net protein contribution and enteric methane production from beef production in the United States Trans Anim Sci 2439-450


26 2Muntean CT AD Herring DG Riley CA Gill JE Sawyer and JO Sanders 2018 Evaluation of F1 cows sired by Brahman Boran and Tuli bulls for reproductive maternal and cow longevity traits J Anim Sci 962545-2552 httpsdoiorg101093jassky169

27 46Engle BN AD Herring JE Sawyer DG Riley JO Sanders and CA Gill 2018 Genome-wide association study for stayability measures in Nellore-Angus crossbred cows J Anim Sci 961205-1214

28 7Melchior EA KE Hales AK Linholm-Perry HC Freetly JE Wells CN Hemphill TA Wickersham JE Sawyer and PR Myer 2018 The effects of feeding monensin on rumen microbial communities and methanogenesis in bred heifers fed in a drylot Livestock Science 212131-136

29 145Hemphill CN TA Wickersham JE Sawyer TM Brown-Brandl HC Freetly and KE Hales 2018 Effects of feeding monensin to bred heifers in a drylot on nutrient and energy balance J Anim Sci 961171-1180

30 34Belk AD AN Arnold JE Sawyer DB Griffin TM Taylor JW Savell and KB Gehring 2018 Comparison of Salmonella prevalence rates in bovine lymph nodes across feeding stages J Food Protection 81549-553

31 3457Smith SB T L Blackmon J E Sawyer R K Miller J R Baber J C Morrill A R Cabral T A Wickersham 2018 Glucose and acetate metabolism in bovine intramuscular and subcutaneous adipose tissues from steers infused with glucose propionate or acetate J Anim Sci sky017 httpsdoiorg101093jassky017

32 2345Runyan CA Erika D Downey-Slinker Julia F Ridpath Thomas B Hairgrove Jason E Sawyer and Andy D Herring 2017 Feed Intake and Weight Changes in Bos indicus-Bos taurus Crossbred Steers Following Bovine Viral Diarrhea Virus Type 1b Challenge Under Production Conditions Pathogens 2017 6(4) 66 doi103390pathogens6040066

33 45Daigle CL B Jackson R Gill T A Wickersham J E Sawyer 2017 Impact of exercise on productivity behavior and immune functioning of weaned Bos indicusndashcross calves housed in drylots J Anim Sci 955230ndash5239 httpsdoiorg102527jas20171788

34 6Tolleson MW Gill CA Herring AD Riggs PK Sawyer JE Sanders JO Riley DG 2017 Association of udder traits with single nucleotide polymorphisms in crossbredndashcows J Anim Sci 952399-2407

35 145Bell NL TR Callaway RC Anderson MO Franco JE Sawyer and TA Wickersham 2017 Effect of monensin withdrawal on intake digestion and ruminal fermentation parameters by and steers consuming bermudagrass hay J Anim Sci 952747-2757

36 145Bell NL RC Anderson TR Callaway MO Franco JE Sawyer and TA Wickersham 2017 Effect of monensin inclusion on intake digestion and ruminal fermentation parameters by and steers consuming bermudagrass hay J Anim Sci 952736-2746

37 25Hartz CJ JA Coverdale AN Bradbery AA Millican K Fikes MS Goehring JE Sawyer TH Welsh I Yoon TA Wickersham 2017 Influence of supplementation of Saccharomyces cerevisiae fermentation product to horses on acquired immunity using a novel vaccine challenge Journal of Equine Veterinary Science 5260-61

38 1345Morrill JC JE Sawyer SB Smith RK Miller MD Johnson and TA Wickersham 2017 Post-extraction algal residue in beef steer finishing diets II Beef flavor fatty acid composition and tenderness Algal Research 25578-583

39 1345Morrill JC JE Sawyer SB Smith RK Miller JR Baber and TA Wickersham 2017 Post-extraction algal residue in beef steer finishing diets I Nutrient utilization and carcass characteristics Algal Research 255xx ( httpdxdoiorg101016jalgal201705026)

40 24McCann JC JE Sawyer and TA Wickersham 2017 Effect of source and level of protein supplementation on rice straw utilization by Brahman steers J Anim Sci 95387-394

41 2345Downey-Slinker ED JF Ridpath JE Sawyer LC Skow and AD Herring 2016 Antibody titers to vaccination are not predictive of level of protection against a BVDV Type 1b challenge in Bos indicus-Bos Taurus steers Vaccine 345053-5059


42 456Mulliniks JT JE Sawyer RC Waterman and MK Petersen 2016 Delaying postpartum supplementation in cows consuming low-quality forage does not alter cow and calf productivity Agricultural Sciences 7642-649

43 13456Johnson M RK Miller JH Morrill TA Wickersham JE Sawyer D Anderson J Richardson and M Palma 2016 The influence of taste in willingness-to-pay valuation of sirloin steaks from post-extraction algal residue (PEAR) fed cattle J Anim Sci 943072-3083 doi 102527jas2016-0301

44 3457Blackmon TL JR Baber JC Morrill TA Wickersham JE Sawyer RK Miller and SB Smith 2016 Ruminal acetate infusion increased marbling scores and flavor attributes of beef relative to beef from abomasal or ruminal glucose-infused steers Meat Sci 112172-173

45 456Mulliniks J T J E Sawyer F W Harrelson C P Mathis S H Cox C A Loumlest and M K Petersen 2016 Effect of late gestation bodyweight change and condition score on progeny feedlot performance Anim Prod Sci 561998-2003

46 6Riley D G J E Sawyer and J O Sanders 2015 Trigonometric functions representing annual winter coat shedding and regrowth in Angus cows Livestock Science 180 41-46

47 46Riley D G C A Gill C R Boldt R R Funkhouser A D Herring P K Riggs J E Sawyer D K Lunt and J O Sanders 2016 Crossbred Bos indicus steer temperament as yearlings and whole genome association of steer temperament as yearlings and calf temperament post-weaning J Anim Sci 941408-1414 doi102527jas2015-0041

48 45OReilly C L Sigler D H Fluckey J D Vogelsang M M amp Sawyer J E 2015 Rider energy expenditure during high intensity horse activity and the potential for health benefits In International Journal of Exercise Science Conference Proceedings 2(7)44

49 2345McCann J C Drewery M L Sawyer J E Pinchak W E amp Wickersham T A 2014 Effect of postextraction algal residue supplementation on the ruminal microbiome of steers consuming low-quality forage Journal of animal science 92(11) 5063-5075

50 2345Drewery M L Sawyer J E Pinchak W E amp Wickersham T A 2014 Effect of increasing amounts of postextraction algal residue on straw utilization in steers Journal of Animal Science 924642-4649

51 46Riley D G Gill C A Herring A D Riggs P K Sawyer J E Lunt D K amp Sanders J O 2014 Genetic evaluation of aspects of temperament in NellorendashAngus calves Journal of animal science 923223-3230

52 46Riley D G Gill C A Herring A D Riggs P K Sawyer J E amp Sanders J O (2014) Alternative parameterizations of relatedness in whole genome association analysis of pre-weaning traits of Nelore-Angus calves Genetics and molecular biology 37518-525

53 456Waterman R C Sawyer J E Kane K K Hawkins D E amp Petersen M K 2014 Heifer body weight gain and reproductive achievement in response to protein and energy supplementation while grazing dormant range forage Agricultural Sciences 51296

54 3Ghaffari N Sanchez-Flores A Doan R Garcia-Orozco K D Chen P L Ochoa-Leyva A amp Criscitiello M F 2014 Novel transcriptome assembly and improved annotation of the whiteleg shrimp (Litopenaeus vannamei) a dominant crustacean in global seafood mariculture Scientific reports 4

55 25Carter BH TH Friend SM Garey JE Sawyer MB Alexander and MA Tomazewski 2014 Efficacy of reflective insulation in reducing heat stress on dairy calves housed in polyethylene calf hutches Int J Biometeorol 5851-59

56 46Choi SH DT Silvey BJ Johnson ME Doumit KY Chung JE Sawyer GW Go and SB Smith 2014 Conjugated linoleic acid (t-10 c-12) reduces fatty acid synthesis de novo but not expression of genes for lipid metabolism in bovine adipose tissue ex vivo Lipids 4915-24

57 6Riley DG TH Welsh CA Gill LL Hulsman AD Herring PK Riggs JE Sawyer and JO Sanders 2013 Whole genome association of SNP with newborn calf cannon bone length Livestock Science 155186-196


58 24Minten MA TR Bilby RGS Bruno CC Allen CA Madsen Z Wang JE Sawyer A Tibary HL Neibergs TW Geary S Bauersachs TE Spencer 2013 Effects of Fertility on Gene Expression and Function of the Bovine Endometrium PLoS ONE 8(8) e69444 doi101371journalpone0069444

59 46Choi SH GO Gang JE Sawyer BJ Johnson KH Kim CW Choi and SB Smith 2013 Fatty acid biosynthesis and lipogenic enzyme activities in subcutaneous adipose tissue of feedlot steers fed supplementary palm oil or soybean oil J Anim Sci 91 Published online before print March 5 2013 doi 102527jas2012-5801

60 246Bailey JC LO Tedeschi EDM Mendes JE Sawyer and GE Carstens 2012 Technical note Evaluation of bimodal distribution models to determine meal criterion in heifers fed a high grain diet J Anim Sci 902750-2753

61 456Mulliniks JT JE Sawyer CP Mathis SH Cox and MK Petersen 2012 Winter protein management during late gestation alters range cow and steer progeny performance J Anim Sci 905099-5106

62 34Bryant HL I Gogichaisvili D Anderson JW Richardson J Sawyer T Wickersham and ML Drewery 2012 The value of post-extracted algal residue Algal Research 1185-193

63 3Doan R ND Cohen JE Sawyer N Ghaffari CD Johnson and SV Dindot 2012 Whole genome sequencing and genetic variant analysis of a Quarter Horse mare BMC Genomics 1378 httpwwwbiomedcentralcom1471-21641378

64 456Smith SB GW Go BJ Johnson KY Chung SH Choi JE Sawyer DT Silvey LA Gilmore G Ghahramany and KH Kim 2012 Adipogenic gene expression and fatty acid composition in subcutaneous adipose tissue depots of Angus steers between 9 and 16 months of age J Anim Sci Published online before print February 3 2012 doi 102527jas2011-4602

65 456Sawyer JE JT Mulliniks RC Waterman and MK Petersen 2012 Influence of protein type and level on nitrogen utilization in cows consuming low-quality forage J Anim Sci doi 102527jas2011-4782

66 25Carter BH TH Friend JE Sawyer SM Garey MB Alexander MJ Carter and MA Tomaszewski 2011 Effect of feed-bunk sprinklers on attendance at unshaded feed bunks in drylot dairies Prof Anim Sci 27127-132

67 45Grady ST CA Cavinder SP Brinsko DW Forrest JE Sawyer and BD Scott 2009 Dietary supplementation of two varying sources of n-3 fatty acids and subsequent effects on fresh cooled and frozen seminal characteristics of stallions Prof Ani Sci 25768

68 45Grady ST BD Scott SP Brinsko DW Forrest JE Sawyer and CA Cavinder 2009 Dietary supplementation of 2 sources of Omega-3 Fatty Acids and subsequent effects on fresh cooled and frozen seminal characteristics of stallions J Equine Vet Sci 29333

69 1456Rhoades RD CH Ponce SB Smith AD Herring LO Tedeschi DK Lunt DT Dean FR Ribeiro CW Choi DG Riley and JE Sawyer 2009 Evaluation of growth based predictions of carcass fat and marbling at slaughter using ultrasound measurements Prof Anim Sci 25434-442

70 1456Vasconcelos JT JE Sawyer LO Tedeschi FT McCollum and LW Greene 2009 Effects of different growing diets on performance carcass characteristics insulin sensitivity and accretion of intramuscular and subcutaneous tissues of feedlot cattle J Anim Sci 871540-1547

71 1456Rhoades RD JE Sawyer CH Ponce DK Lunt and SB Smith 2009 Substrate utilization and dose response to insulin in subcutaneous adipose tissue of Angus steers fed corn- or hay-based diets J Anim Sci 872338-2345

72 67Kim YH JT Keeton HS Yang SB Smith JE Sawyer and JW Savell 2009 Color stability and biochemical characteristics of bovine muscles when enhanced with L- or D-potassium lactate in high-oxygen modified atmospheres Meat Science 82234-240

73 7Smith S B H Kawachi C B Choi C W Choi G Wu and J E Sawyer 2009 Cellular regulation of intramuscular adipose tissue deposition and composition J Anim Sci 87E72-82


74 1456Rhoades RD JE Sawyer AD Herring and DP Anderson 2008 Case Study Has Quality grade declined Prof Anim Sci 24619-627

75 56Smith SB J E Sawyer R D Rhoades and M A Brooks 2008 Precursors to enhance marbling J Anim Sci (In press)

76 456Anderson DP JD Anderson and JE Sawyer 2008 Impact of the Ethanol Book on Livestock and Dairy Industries What Are They Going to Eat J Ag Appl Econ 40 573-579

77 145Sawyer JE ST Greiner GR Acuff LM Lucia E Cabrera-Diaz and DS Hale 2008 Effect of xylitol on adhesion of Salmonella Typhimurium and Escherica coli O157H7 to beef carcass surfaces J Food Prot 71405-410

78 14567Vasconcelos JT LO Tedeschi JE Sawyer and LW Greene 2007 Application of mathematical models to individually allocate feed of group fed cattle Prof Anim Sci 23340-348

79 456Waggoner JW CP Mathis CA Loest JE Sawyer FT McCollum and JP Banta 2007 Case Study Impact of morbidity in finishing beef steers on feedlot average daily gain carcass characteristics and carcass value Prof Anim Sci 23174-178

80 1456Rhoades RD JE Sawyer KY Chung ML Schell DK Lunt and SB Smith 2007 Effect of dietary energy source on in vitro substrate utilization and insulin sensitivity of muscle and adipose tissues of long-fed Angus and Wagyu steers J Anim Sci 851719-1726

81 456Mathis CP and JE Sawyer 2007 Nutritional management of grazing beef cows Vet Clin Food Anim 231-19

82 456Sawyer JE CP Mathis RE Kirksey and LM Lauriault 2006 Strategies for value addition to market beef cows Prof Anim Sci 22132

83 456Waterman RC JE Sawyer CP Mathis DE Hawkins GB Donart and MK Petersen 2006 Effects of supplements that contain increasing amounts of metabolizable protein with or without Ca-propionate salt on postpartum interval and nutrient utilization in young beef cows J Anim Sci 84433-446

84 456Endecott RL JE Sawyer VA Munn CA Loest and MK Petersen 2005 Feeding value of singed cholla cactus J Range Manage 58(4)430-433

85 46Mathis CP DW Bohnert and JE Sawyer 2005 Supplementation strategies for grazing beef cattle Cow-calf Management Guide and Cattle Producerrsquos Library CL-318 Western Beef Resources Committee

86 456Lauriault L R Kirksey G Donart and JE Sawyer 2005 Pasture and stocker cattle performance on furrow-irrigated alfalfa-tall wheatgrass pastures Southern High Plains USA Crop Science 45305-315

87 456Sawyer JE CP Mathis and B Davis 2004 Effects of feeding strategy and age on live performance carcass characteristics and economics of short term feeding programs for culled beef cows J Anim Sci 823646-3653

88 456Sawyer JE CP Mathis CA Loest DA Walker KJ Malcolm-Callis LA Blan and R Taylor 2003 Case Study Niche-targeted versus conventional finishing programs for beef steers Professional Animal Scientist 19188-194

89 456Sawyer JE LA Knox GB Donart and MK Petersen 2001 The nutritive value of cholla cactus in central New Mexico as affected by burning J Range Manage 54249-253

90 456Hawkins DE MK Petersen MG Thomas JE Sawyer and RC Waterman 2000 Can beef heifers be physiologically and nutritionally manipulated to optimize reproductive efficiency J Anim Sci 77(E-Suppl 1)1-10

91 46Mathis C P and J E Sawyer 2000 Beef Cow Production Efficiency in Western Rangelands Cow-Calf Management Guide and Cattle Producersrsquo Library CL-732 Western Beef Resources Committee


Proceedings 1 OReilly C L Sigler D H Fluckey J D Vogelsang M M amp Sawyer J E (2015) Rider energy

expenditure during high intensity horse activity and the potential for health benefits In International Journal of Exercise Science Conference Proceedings (Vol 2 No 7 p 44)

2 Boardman CJ CJ Hayes TA Wickersham and JE Sawyer 2014 Methodology to measure void space and bulk density of feed ingredients Plains Nutrition Council Spring Conference 2014143

3 Hayes CJ CJ Boardman JE Sawyer and TA Wickersham 2014 Effect of replacing dried distillersrsquo grains with post extraction algal residue on performance of growing steers Plains Nutrition Council Spring Conference 2014151

4 Johnson MD DP Anderson TA Wickersham JW Richardson and JE Sawyer 2014 Beta agonist removal from beef production A range of outcomes Plains Nutrition Council Spring Conference 2014155

5 Trubenbach LT TA Wickersham and JE Sawyer 2014 The effects of dietary energy density and intake restriction on apparent maintenance energy requirements of beef cows Plains Nutrition Council Spring Conference 2014166

6 Word AB TA Wickersham G Mays LA Trubenbach and JE Sawyer 2014 Effect of metaphylaxis on production responses and antimicrobial usage in high-risk steers Plains Nutrition Council Spring Conference 2014169

7 Sawyer JE and TA Wickersham 2013 Defining value and requirements in cow rations What is a calorie worth Ken and Caroline Eng Foundation Cow-Calf Symposium Lincoln Nebraska Pg 31-36

8 Weldon KK JC McCann JE Sawyer and TA Wickersham 2013 Effect of supplemental protein amount and degradability on intake and digestion in Angus and Brahman steers fed low-quality forage Texas AampM Beef Cattle Short Course 59K10-K14

9 Mulliniks J T S H Cox S L Ivey C P Mathis J E Sawyer and M K Petersen 2008 Cow nutrition impacts feedlot pull rate Proc Wes Sec ASAS 59 (In press)

10 Paddock ZD J E Sawyer G E Carstens R R Gomez B M Bourg D K Lunt S A Moore and D S DeLaney 2007 Metaphylaxis therapy interacts with temperament to in uence performance of growing beef steers Texas AampM Beef Cattle Short Course Proceedings E 17-22

11 Sawyer JE 2007 Managing nutritional Diseases Proc Beef Partnerships in Extension Program Scientific Update College Station Texas

12 Sawyer JE 2007 Evaluating urea for cattle fed forage diets Proc 16th Annual Food Animal Conference Texas Veterinary Medical Association College Station


14 RD Rhoades JE Sawyer AD Herring DT Dean DK Lunt and DG Riley 2006 Efficacy of growth-based predictions of carcass fat thickness and marbling at harvest using ultrasound measurements Texas AampM Beef Cattle Short Course Proceedings H 1-6

15 Sawyer JE 2006 Nutritional monitoring for grazing beef cattle Tools for decision making Texas AampM Beef Cattle Short Course Proceedings D9-18

16 Herring AD JO Sanders DK Lunt JE Sawyer MA Wegenhoft and CA Gill 2005 Segregation of disposition scores among families of Bos indicus ndash Bos Taurus crosses Proc Wes Sec ASAS 5691-94

17 Obeidat BS CA Loest TM Thalen JR Strickland JE Sawyer JB Taylor and DM Hallford 2005 Effects of various exposure routes of swainsonine on serum constituents rumen characteristics and nutrient metabolism of sheep Proc Wes Sec ASAS 56378-382

18 Rhoades RD JE Sawyer KY Chung DK Lunt and SB Smith 2005 Dietary energy source impacts insulin sensitivity in finishing steers Proc Wes Sec ASAS 56465-468


19 Sawyer JE CP Mathis RE Kirksey and LM Lauriault 2005 Productivity and profitability of pasture-based versus intensive value addition strategies for culled beef cows Proc Wes Sec ASAS 56173-176

20 Sawyer JE SH Cox RL Endecott MR Rubio SL Ivey and MK Petersen 2005 Efficacy of a self-fed small supplement for prepartum cows grazing dormant pinon-juniper rangeland Proc Wes Sec ASAS 56299-302

21 Waggoner JW CP Mathis CA Loest JE Sawyer and FT McCollum III 2005 Impact of preconditioning duration on feedlot performance carcass characteristics and profitability of New Mexico Ranch to Rail steers Proc Wes Sec ASAS 56186-188

22 Sawyer JE 2003 Constructing a Forage Budget Pfizer Cattlemenrsquos College New Mexico Joint Stockmenrsquos Convention Albuquerque NM

23 Obeidat BS JR Strickland ML Vogt CA Loest JE Sawyer MM Reed CR Krehbiel JB Taylor RA Halalsheh and L Chen 2004 Effects of locoweed on serum constituents and rumen profiles of sheep Proc WSASAS Vol 55

24 Mathis CP and JE Sawyer 2004 New Mexico forage mineral survey Proc WSASAS Vol 55 25 Mathis CP and JE Sawyer 2004 Cubes Blocks Liquids or Tubs Proceedings 50th Beef Cattle

Short Course Texas AampM University D-31 26 Sawyer JE 2004 Can late summer and fall supplementation improve cow condition

Proceedings 50th Beef Cattle Short Course Texas AampM University D-15 27 Sawyer JE 2004 Effects of forage availability on cow nutrition Proceedings 50th Beef Cattle

Short Course Texas AampM University D-3 28 Mathis CP and JE Sawyer 2004 New Mexico forage mineral survey Proceedings NM Cattle

Growersrsquo Short Course Roswell NM 29 Sawyer JE 2004 Evaluating urea for cattle fed forage diets Proceedings Beef Partnership in

Extension Program Scientific Update Seminar College Station TX 30 Sawyer JE and DB Herd 2004 Supplementing for reproduction Proceedings Beef Partnership

in Extension Program Scientific Update Seminar College Station TX 31 Sawyer JE 2004 Managing stocker cattle on warm-season pastures Proceedings Elanco

Professional Stocker Operators Symposium Nashville TN 32 Hale Dan and Jason Sawyer 2004 Role of the stocker operator in producing high-quality beef

Proceedings Elanco Professional Stocker Operators Symposium Nashville TN 33 Endecott RL JE Sawyer VA Munn CA Loest and MK Petersen 2002 Feeding value of

cholla cactus Proc Wes Sec ASAS 53 167-169 34 Loest CA CP Mathis and JE Sawyer 2002 Feedlots What they do and what they want In

Proc New Mexico Cattle Growersrsquo Short Course New Mexico State University Las Cruces NM

35 Mathis CP and JE Sawyer 2002 The beef production enterprise gaining focus In Proc New Mexico Cattle Growersrsquo Short Course New Mexico State University Las Cruces NM

36 Sawyer JE 2002 Budgeting a nutritional management program Can you afford to feed Proceedings of the Northeastern New Mexico Beef Cattle Symposium Tucumcari NM

37 Sawyer JE 2002 Calf marketing considerations Evolution of value In Proc New Mexico Cattle Growersrsquo Short Course New Mexico State University Las Cruces NM

38 Sawyer JE 2002 Matching cow type to the production environment In Proc New Mexico Cattle Growersrsquo Short Course New Mexico State University Las Cruces NM

39 Sawyer JE and CP Mathis 2002 Adding value to culled beef cows Proc Wes Sec ASAS 53 243-246

40 Sawyer JE CP Mathis CA Loumlest DA Walker KJ Malcolm-Callis LA Blan and RTaylor 2002 Niche-targeted vs conventional finishing programs for beef steers Proc West Sec ASAS 53 589-592

41 Stalker LA JE Sawyer MG Thomas MD Remmenga C Bailey D Wood and MK Petersen 2002 Influence of undegradable intake protein mixed with mineralized salt on


intake and fermentation profiles of cows grazing dormant winter range Proc Wes Sec ASAS 53 73-76

42 Waterman RC LA Stalker WD Bryant JE Sawyer DE Hawkins EE Parker SH Cox JA Hartung F Valdez J Horton and MK Petersen 2002 Increasing glucogenic precursors in range supplements fed to young postpartum beef cows shortens postpartum interval Proc Wes Sec ASAS 53 58-63

43 Duff GC JE Sawyer DA Walker KJ Malcolm-Callis and MW Wiseman Current Research at the Clayton Livestock Research Center 2001 In Proc New Mexico Cattle Growersrsquo Short Course Clayton NM pp 43-47

44 Mathis CP and JE Sawyer 2001 Evaluate your product Ranch to Rail In Proc New Mexico Cattle Growersrsquo Short Course Clayton NM pp 31-32

45 Parker WR CP Mathis and JE Sawyer 2001 Adding value with weaning programs In Proc of the New Mexico Cattle Growersrsquo Short Course Clayton NM pp 10-11

46 Sawyer JE and CP Mathis 2001 Adding value with growing programs In Proc New Mexico Cattle Growersrsquo Short Course Clayton NM pp 20-25

47 Waterman RC L Canales RL Ashley JE Sawyer JB Taylor GD Pulsipher NH Wells CP Mathis DE Hawkins GB Donart EE Parker SH Cox JA Hartung J Horton1 and MK Petersen 2001 Responses to range supplements differing in glucogenic potential with or without propionate salt to young postpartum beef cows Proc Wes Sec ASAS Vol 52181-185

48 Duff GC and JE Sawyer 2000 Tools of the trade for optimizing gains on pasture Proceedings Plains Nutrition Council Fall Conference pp 1-7

49 Petersen MK JE Sawyer DE Hawkins and RW Waterman 2000 Development of the first calf heifer Proc of the Cattle Growerrsquos Short Course pp 13-15 New Mexico State University Las Cruces

50 Sawyer JE GD Pulsipher RC Waterman DE Hawkins EE Parker S Cox and MK Petersen 2000 Altering the ratio and amount of undegradable intake protein in range supplements influences nutrient partitioning in young postpartum cows Proc Wes Sec ASAS 51308-313

51 Waterman RC JE Sawyer GD Pulsipher KK Kane EE Parker S Cox DE Hawkins J Horton and MK Petersen 2000 Developing replacement heifers grazing winter range Forage nutrients and response to supplementation Proc Wes Sec ASAS 5138-42

52 Burgwald-Balstad LA CR Krehbiel GD Pulsipher MK Petersen KK Kane DE Hawkins MG Thomas BM Capitan SA Soto-Navarro JE Sawyer and RC Waterman 1999 Effect of increasing undegradable intake protein on visceral organ mass digesta pH and enzyme activity in heifers fed sudangrass hay Proc Wes Sec ASAS 50250-252

53 Dean TL RC Waterman JE Sawyer MK Petersen and GB Donart 1999 Effectiveness of loose zinc sulfate supplementation on average daily gain of stocker cattle grazing native range Proc Wes Sec ASAS 50176-179

54 Mathis CP and JE Sawyer 1999 Beef cow efficiency in the Southwest Cattle Growers Short Course Las Cruces New Mexico State University

55 Pulsipher GD CR Krehbiel MK Petersen JE Sawyer D Dhuyvetter EE Parker S Cox and T Dean 1999 Effects of a molasses-urea supplement with or without fat and (or) methionine hydroxy analog (MHA) on nutritional status and performance of mature cows grazing native range Proc Wes Sec ASAS 50180-184

56 Sawyer JE RC Waterman KK Kane DE Hawkins and MK Petersen 1999 Delaying postpartum supplementation changes the pattern of cow weight loss without affecting total weight loss or calf performance Proc Wes Sec ASAS 50107-110

57 Strickland JR JB Taylor MK Petersen DA Walker HB Melloy-Encinias JE Sawyer RC Waterman and JE Harmon 1999 Lymphoblastogenic responses of New Mexico range calves Proc Wes Sec ASAS 50122-126


58 Waterman RC JE Sawyer TL Dean JB Taylor LA Balstad D Braden GB Donart JR Strickland and MK Petersen Evaluation of a biopsy procedure for collection of liver samples 1999 Proc Wes Sec ASAS 50119-121

59 Knox LA GB Donart DE Hawkins JE Sawyer MS Brown JS Serrato-Corona EE Parker and MK Petersen 1998 Supplementation of young postpartum beef cows grazing dormant rangeland Proc Wes Sec ASAS 49219-222

60 Sawyer JE GD Pulsipher TL Dean GB Donart and MK Petersen 1998 Cow diet quality changes due to rotation in dormant rangeland pastures Proceedings of the New Mexico Section Soc Range Management

61 Sawyer JE LA Knox LA Richards MW Salisbury J Richards CK Krehbiel and MK Petersen 1998 Nitrogen utilization in thin cows consuming lovegrass straw supplemented with different amounts of non-protein nitrogen and true protein Proc Wes Sec ASAS 4936-39

62 Serrato-Corona JS L Appeddu-Richards E Castellanos-Perez R Cabanillas-Cruz R Lopez-Ordaz JE Sawyer M Brown J Richards and MK Petersen 1998 Effects of liquid supplemental fat on milk yield and composition dry matter digestibility nitrogen retention and blood urea nitrogen in beef cows fed low quality diets Proc Wes Sec ASAS 49149-152

63 Serrato-Corona JS MK Petersen I Tovar-Luna LA Appeddu-Richards H Albertini JE Sawyer and A Gomez-Carabali 1998 Effects of ruminally undegradable intake protein on body weight change and blood metabolites in beef heifers consuming low quality diets Proc Wes Sec ASAS 49161-164

64 Appeddu LA JE Sawyer JS Serrato-Corona LA Knox H Albertini EE Parker DE Hawkins GB Donart DM Hallford and MK Petersen 1997 Different uses of protein supplements by two-year-old range cows during a drought Proc Wes Sec ASAS 484548

65 Sawyer JE LA Knox GB Donart and MK Petersen 1997 Evaluation of the effects of spine removal by burning on the nutritive quality of cholla cactus for an emergency feed Proc Wes Sec ASAS 48252254

66 Serrato-Corona JS LA Appeddu A Gomez-Carabali R Cabanillas I Tovar-Luna JE Sawyer LA Knox and MK Petersen 1997 Effect of protein supplementation on plasma urea nitrogen concentration and nitrogen retention in postpartum beef cows Proc Wes Sec ASAS 48137-140

Abstracts

1 Baber JR JE Sawyer Ben Holland Kendall Karr Alyssa Word Tryon Wickersham 159 Effect of ionophore implant and beta-adrenergic agonists on key indicators of sustainable beef production Journal of Animal Science Volume 98 Issue Supplement_4 November 2020 Pages 127ndash128 httpsdoiorg101093jasskaa278233

2 Amanda J Hubbard Jason Sawyer Reinaldo F Cooke Jenny Jennings Courtney L Daigle 98 Impact of social mixing on feedlot steer eating and lying behavior Journal of Animal Science Volume 98 Issue Supplement_2 November 2020 Pages 63ndash64 httpsdoiorg101093jasskz397145


4 Brogan C Horton Ashley N Arnold Jason E Sawyer and Kerri B Gehring 2020 Assessing the utility of an autogenous vaccine in reducing Salmonella contamination in lymph nodes from feedlot cattle in Texas Beef Industry Safety Summit

5 Amanda J Hubbard Jason Sawyer Reinaldo F Cooke Courtney L Daigle 2019 PSII-28 Impact of commingling on feedlot steer productivity J Anim Sci 97(Suppl 3)245-246


6 Arthur Knowles Joe Paschal Chase Runyan Jason Sawyer Andy Herring 2019 Carcass characteristics of Bos indicus-Bos taurus steers following BVDV type 1b challenge J Anim Sci 97(Suppl 3)6

7 Jessica Baber Jason Sawyer Ben Holland Kendall Karr Alyssa Word Tryon Wickersham 2019 Net protein contribution of feedlots from 2006 to 2017 J Anim Sci 97(Suppl 3)146

8 Long J J Sawyer T Wickersham C Long L Trubenbach and M Satterfield 2018 Nutritional programming of prenatal beef heifer development and postnatal performance J Anim Sci 96(Suppl 3)58-59

9 Daigle C A Mathias E Ridge T Wickersham R Gill and J Sawyer 2018 Meta-analysis of exercise programs implemented in the research and commercial environments that were designed to enhance Bos indicus influence cattle welfare upon entry into the feedlot 2018 J Anim Sci 96(Suppl 3) 11

10 MacConnell E L Trubenbach T Wickersham J Sawyer M Satterfield 2018 Relationship between placentome location and gene expression in bovine pregnancy J Anim Sci 96(Suppl 3)59

11 Baber JR Wickersham TA Sawyer JE Freetly HC Hales KE 2018 Effects of Diet Type on Nutrient Utilization and Energy Balance of Limit-Fed Bred Heifer in a Drylot Journal of Animal Science 96(suppl_1)50-51

12 Baber JR Sawyer JE Wickersham TA 2018 Development and Comparison of Methodology for Estimating Beef Cattle Contribution to Human Food Supply 1 Human Edible Protein Conversion and Methane Production Journal of Animal Science 96(suppl_1)59-60

13 Baber JR Sawyer JE Wickersham TA 2018 Development and Comparison of Methodology for Estimating Beef Cattle Contribution to Human Food Supply 2 Protein Quality and Net Protein Contribution Journal of Animal Science 96(suppl 1)60-60

14 Crossland WL Norris AB Cagle CM Tedeschi LO Carstens GE Sawyer JE Callaway TR AlZahal O 2018 Effects of an Active Dry Yeast Supplement on Ruminal pH Feeding Performance and Carcass Characteristics of Feedlot Steers Journal of Animal Science 96(suppl_1)63-63

15 Truelock CN Sawyer JE Wickersham TA 2018 Effect of Forage Source on Digestion and Ruminal Fermentation in Limit-Fed Steers Journal of Animal Science 96(suppl 1)20-20

16 Trubenbach LA Wickersham TA Satterfield MC White SH Long JM Sawyer JE 2018 Effects of Intake Restriction on Thoracic and Abdominal Organ Mass and Metabolism in Cows Journal of Animal Science 9661-62

17 Trubenbach LA Wickersham TA Briani VP Sawyer JE 2018 Effects of Dietary Energy Density and Intake on Energy Requirements in Beef Cows Journal of Animal Science 9653-53

18 Van Raay EE Sawyer JE Wickersham TA Gill R Daigle CL 2018 Effect of Exercise on Calf Productivity Health and Behavior Journal of Animal Science 9617-18

19 Stribling EJ Wickersham TA Cardoso RC Sawyer JE 2018 Production and Economic Effects of Developing Heifers on Three Different Levels of Single Stair-Step Nutrition Programs Journal of Animal Science 9649-50

20 Wickersham TA Sawyer JE 2017 120 Protein Supplementation of Beef Cattle to Meet Human Protein Requirements Journal of Animal Science 95(supplement 1)59

21 Baber JR Sawyer JE Anderson DP Richardson JW Wickersham TA 2017 029 An Economic Comparison between Limit-Fed and Conventional Cow-Calf Production Systems During Periods of Reduced Forage Availability Journal of Animal Science 95(supplement1)14

22 Trubenbach LA Wickersham TA Briani VP Sawyer JE 2017 079 Dietary Energy Utilization in Limit-Fed Beef Cattle Journal of Animal Science 95(supplement1)39

23 Hemphill CN Wickersham TA Sawyer JE Freetly HC Hales KE 2017 082 The Effects of Feeding Monensin to Bred Heifers Fed in a Drylot on Nutrient and Energy Balance Journal of Animal Science 95(supplement1)41


24 Baber JR Sawyer JE Trubenbach LA Wickersham TA 087 Effect of Feeding Method on Performance of Mid-Gestation Cows Journal of Animal Science 95(supplement1)43

25 Kayser WC Parsons IL Carstens GE Jenks ML Cupples AG Sawyer JE Barling K Chevaux E 2017 091 Effects of Cncm l-1077 Supplementation on Feeding Behaviors and Growth Efficiency in Crossbred Beef Steers Fed a High-Grain Diet Journal of Animal Science 95(supplement1)45

26 Daigle CL Jackson BL Gill R Wickersham TA Sawyer JE 2017 007 Impact of exercise on productivity and behavior of weanedndashcross calves housed in drylots Journal of Animal Science 95(supplement4)3b-4

27 Engle BN Gill CA Sanders JO Riley DG Sawyer JE Herring AD 2016 0384 Influence of first calving date on stayability in crossbred cows Journal of Animal Science 94(Suppl 5)186

28 Daigle CL Baber JR Sawyer JE Wickersham TA 0258 Impact of diet on the behavior of limit-fed beef cows in drylots Journal of Animal Science 94(supplement 5)123-123

29 Sarlo KM Riley DG Sawyer JE Gill CA Sanders JO Herring AD 006 Age-related weights of second and third generation Nellore-Angus half-blood steers Journal of Animal Science 94(supplement1)

30 Boardman Caleb Jay Wickersham TA Trubenbach LA Sawyer JE 084 Effects of monensin and dietary energy intake on maintenance requirements in beef cows Journal of Animal Science 94 supplement1 42-42

31 Engle BN Herring AD Sawyer JE Riley DG Sanders JO Gill CA P5056 Genome-wide association study for stayability measures in Nellore-Angus crossbred cows Journal of Animal Science 94 7supplement4 142-142

32 Early NM Sawyer JE Trubenbach LA Boardman CJ Baber JR Bell NL Wickersham TA 038 Effect of dietary energy intake on nutrient utilization performance and maintenance requirements in late gestation cows and their calves Journal of Animal Science 94 supplement1 19-19

33 Morrill JC Sawyer JE Baber JR Smith SB Miller RK Wickersham TA 049 Inclusion of post-extraction algal residue in finishing rations of beef steers Trained sensory panel ratings for strip steaks Journal of Animal Science 94 supplement1 24-24

34 Bauer LW Sanders JO Riley DG Herring AD Sawyer JE 007 Effects of breed type and sex on calf birth weight in reciprocal F2 Angus and Nellore Crosses Journal of Animal Science 94 supplement1 4-Apr

35 Prause MR Murdoch BM Sawyer JE Williams JL McKay SD Gill CA P2023 Analysis of methylation patterns in bovine spermatozoa Journal of Animal Science 94 7supplement4 48-48

36 Delgadillo JS Riley DG Gill CA Sanders JO Sawyer JE Herring AD 008 Hot Carcass Weight and Longissimus Muscle Area in F and F Nellore-Angus Steers Journal of Animal Science 94 supplement1 4-Apr

37 Rojas C Mantilla Riggs PK Gill CA Herring AD Sanders JO Sawyer JE Miller RK Riley DG 003 Genome wide association of beef flavor and tenderness in steaks (with electrical stimulation and without) from carcasses of Nellore-Bos taurus steers Journal of Animal Science 94 supplement1 2-Feb

38 Bohac JK Sanders JO Herring AD Riley DG Sawyer JE Longevity of Brahman Angus F and F Brahman-Angus cows Journal of Animal Science 94(supplement1)

39 Trubenbach LA Wickersham TA Boardman CJ Sawyer JE 091 Effects of dietary energy concentration and intake on ruminal pH during various phases of adaptation Journal of Animal Science 94 supplement1 45-45

40 Von Edwins EJ Sawyer JE Bohlen L Baber JR Wickersham TA 138 Effect of processing on the palatability of Pongamia seedcake in cattle Journal of Animal Science 94 supplement1 67-67


41 Bohlen LE Sawyer JE Baber JR Redmon LA Wickersham TA 029 Effect of level of Pongamia seedcake on nutrient utilization in cattle consuming forage Journal of Animal Science 94 supplement1 14-15

42 Johnson MD Miller RK Morrill J Anderson DP Sawyer JE Wickersham TA Richardson JW Palma MA 051 Consumer Preference for Sirloin Steaks from Post-Extraction Algal Residue (PEAR) Fed Animals Journal of Animal Science 94 supplement1 25-25

43 Boardman CJ Wickersham TA Trubenbach LA Sawyer JE 086 Effects of monensin and dietary energy intake on diet utilization VFA profile and ruminal fill in beef steers Journal of Animal Science 94 supplement1 43-43

44 Morrill JC Sawyer JE Baber JR Smith SB Miller RK Wickersham TA 044 Inclusion of post-extraction algal residue in finishing rations of beef steers Consumer sensory panel ratings and fatty acid composition of ground beef Journal of Animal Science 94 supplement1 22-22

45 Baber JR Sawyer JE Trubenbach LA Wickersham TA 031 Effect of time of concentrate delivery on nutrient digestibility ruminal fermentation and solid passage rate in limit-fed steers consuming wheat straw Journal of Animal Science 94 supplement1 15-15

46 Bohlen LE Sawyer JE Early NM Thompson LA Von Edwins EJ Redmon LA Wickersham TA 080 Long-term effects of Pongamia seedcake as a protein supplement in cattle consuming forage Journal of Animal Science 94 supplement1 40-40

47 Johnson Myriah Palma Marco Miller Rhonda Morrill Jessie Anderson David P Sawyer Jason Wickersham Tryon Richardson James Consumer Preferences for Sirloin Steak The Influence of Tasting 2016 Annual Meeting February 6-9 2016 San Antonio Texas 229610

48 Morrill JC JE Sawyer SB Smith JR Baber and TA Wickersham 2015 Effect of inclusion of post-extraction algal residue on nutrient utilization and carcass performance in finishing steers J Anim Sci 93 (Suppl 2)

49 Bierschwale LN TA Wickersham LA Trubenbach and JE Sawyer 2015 Effect of level of intake and energy concentration on diet utilization and ruminal fill in beef steers J Anim Sci 93 (Suppl 2)

50 Morrill JC JE Sawyer SB Smith JR Baber and TA Wickersham 2015 Effect of inclusion of post-extraction algal residue on nutrient utilization and carcass performance in finishing steers J Anim Sci 93 (Suppl 2)XX-XX

51 Bierschwale LN TA Wickersham LA Trubenbach and JE Sawyer 2015 Effect of level of intake and energy concentration on diet utilization and ruminal fill in beef steers J Anim Sci 93 (Suppl 2)XX-XX

52 Word AB TA Wickersham G Mays LA Trubenbach and JE Sawyer 2014 Effect of metaphylaxis on production responses and antimicrobial usage in high-risk steers J Anim Sci 92 (Suppl 2)41-42

53 Trubenbach LA TA Wickersham and JE Sawyer 2014 The effects of dietary energy density and intake restriction on apparent maintenance energy requirements of beef cows J Anim Sci 92 (Suppl 2)353

54 De Oliveira Franco M JE Sawyer JR Baber NL Bell E Detmann and TA Wickersham 2014 Differences in forage utilization between Bos taurus and Bos indicus steers fed low-quality forage and supplemented soybean meal J Anim Sci 92 (Suppl 2)796

55 McCann JC ML Drewery WE Pinchak JE Sawyer and TA Wickersham 2014 Effect of post-extraction algal residue supplementation on the rumen microbiome of steers consuming low-quality forage J Anim Sci 92 (Suppl 2)834

56 Johnson MD DP Anderson JE Sawyer TA Wickersham and JW Richardson 2014 Economic impact of beta-agonist removal from beef production Southern Agricultural Economics Association Annual Meeting


57 Johnson MD DP Anderson TA Wickersham and JE Sawyer 2014 Economic impact of removing ractopamine from pork production J Anim Sci 92 (Suppl 1)16

58 Boardman CJ CJ Hayes TA Wickersham and JE Sawyer 2014 Methodology to measure void space and bulk density of feed ingredients J Anim Sci 92 (Suppl 1) 36

59 Hayes CJ JE Sawyer and TA Wickersham 2014 Effect of replacing dried distillersrsquo grains with post extraction algal residue on performance of growing steers J Anim Sci 92 (Suppl 1) 31-32






65 Stefan CC JE Sawyer and TA Wickersham 2013 Evaluation of non-p[rotein nitrogen based protein supplements to enhance low-quality forage utilization by cattle J Anim Sci 91 (Suppl 2)555

66 Bell NL RC Anderson SL Murray JC McCann KK Weldon ADG Wright JE Sawyer and TA Wickersham 2013 Effect of level and source of supplemental protein on rate of ruminal methane production and methanogen concentration in Bos Taurus and Bos indicus steers fed low-quality forage J Anim Sci 91 (Suppl 2)25

67 Weldon KK JC McCann JE Sawyer and TA Wickersham 2013 Effect of supplemental protein amount and degradability on intake and digestion in Bos indicus and Bos Taurus steers fed rice straw J Anim Sci 91 (Suppl 2)26

68 Weldon KK JC McCann JE Sawyer and TA Wickersham 2013 Effect of supplemental protein amount and degradability on ruminal fermentation in Bos indicus and Bos Taurus steers fed rice straw J Anim Sci 91 (Suppl 2)26

69 Weldon KK JC McCann JE Sawyer and TA Wickersham 2013 Effect of supplemental protein amount and degradability on nitrogen metabolism in Bos indicus and Bos Taurus steers fed rice straw J Anim Sci 91 (Suppl 2)27

70 McCann JC JE Sawyer and TA Wickersham 2013 Effects of cottonseed meal and dried distillers grains supplementation on rice straw utilization by Brahman steers J Anim Sci 91 (Suppl 2)6

71 Runyan CA X Fang ED Downey TB Hairgrove JE Sawyer JG Moreno JF Ridpath and AD Herring 2013 Interactions of rectal temperature status and vaccine type with sire on weight gain and feed intake in Bos indicus crossbred steers following bovine viral diarrhea challenge J Anim Sci 91 (Suppl 2)186

72 Binion WR TH Friend JE Sawyer PK Riggs KJ Kochan and JT Jaques 2013 Effects of weaning repeated handling and transport on immune- and inflammatory genes and stress hormones J Anim Sci 91 (Suppl 2)381

73 Fang X E Downey CA Runyan JE Sawyer TB Hairgrove JF Ridpath W Mwangi CA Gill and AD Herring 2013 Relationships of temperament exit velocity and temperature of crossbred steers challenged with bovine viral diarrhea virus J Anim Sci 91 (Suppl 2)648


74 Downey ED X Fang CA Runyan JE Sawyer TB Hairgrove JF Ridpath and AD Herring 2013 Anamnestic antibody response to BVDV 1b challenge in Angus-Nelore steers J Anim Sci 91 (Suppl 2)650

75 ML Drewery JE Sawyer and TA Wickersham 2012 Palatability of post-extraction algal residue as a protein supplement for cattle J Anim Sci 90(E-Suppl 1)T256

76 ML Drewery JE Sawyer and TA Wickersham 2012 Potential for post-extraction algal residue to replace cottonseed meal as a protein supplement to grazing cattle J Anim Sci 90(E-Suppl 1)332

77 CA Runyan X Fang E Downey TB Hairgrove JE Sawyer JC Bailey JF Ridpath and AD Herring 2012 Feed intake rectal temperature and weight gain in Bos indicus crossbred steers challenged with bovine viral diarrhea virus J Anim Sci 90(E-Suppl 1)222

78 X Fang E Downey CA Runyan JE Sawyer TB Hairgrove JF Ridpath CA Gill W Mwangi and AD Herring 2012 Correlations of temperament with titer and hematological responses of crossbred steers challenged with bovine viral diarrhea virus J Anim Sci 90(E-Suppl 1)

79 E D Downey X Fang CA Runyan JE Sawyer TB Hairgrove JF Ridpath CA Gill and AD Herring 2012 Sire and vaccine treatment effects on immune response to BVDV 1b challenge J Anim Sci 90(E-Suppl 1)

80 JT Walter AN Hafla GE Carstens JC Bailey JW Behrens JG Moreno DS Hale RK Miller JE Sawyer and D Anderson 2012 Effects of between-animal variation in feed efficiency performance and carcass traits on net revenue in Angus-based composite steers Anim Sci 90(E-Suppl 3)52

81 Doan R J Sawyer N Cohen R Person N Ghaffari B Lambright E Gillenwaters C Johnson J Womack and S Dindot 2012 Whole genome analysis of taurine and indicine cattle Plant Animal Genome XX W146

82 Doan R N Cohen J Sawyer N Ghaffari C Johnson S Dindot 2012 Whole-genome analysis of a quarter horse mare Plant and Animal Genome XX W256

83 Wickersham TA KM Bodensteiner ML Drewery RO Dittmar and JE Sawyer 2011 Effect of glycerin on intake and digestion of bermudagrasshay in beef cattle J Anim Sci 89(E-Suppl 1)618

84 Winsco KN NM Kenney RO Dittmar JA Coverdale JE Sawyer and TA Wickersham 2011 Effect of methanol on intake and digestion in beef cattle J Anim Sci 89(E-Suppl 1)618

85 Payne CP JE Sawyer and T A Wickersham 2011 Evaluation of algae as livestock feed J Anim Sci 89(E-Suppl 1)136

86 Drewery ML JE Sawyer NM Kenney WE Pinchak and TA Wickersham 2011 Effect of sample processing on in situ organic matter degradability of distillers grains J Anim Sci 89(E-Suppl 1)387

87 Payne CP TM Warnock III JE Sawyer and TA Wickersham 2011 Effect of protein supplementation on intake and digestion of three bermudagrass hays of divergent quality by beef cattle J Anim Sci 89(E-Suppl 1)173

88 Monson GR JE Sawyer RO Dittmar III ML Drewery CP Payne KC McCuistion and TA Wickersham 2011 Effect of level and frequency of protein supplementation on utilization of South Texas grass hay J Anim Sci 89(E-Suppl 1)173

89 Drewery ML JE Sawyer NM Kenney WE Pinchak and TA Wickersham 2011Effect of sample processing on in situ protein degradability of distillers grains J Anim Sci 89(E-Suppl 1)183

90 Terrill C T Friend J Sawyer P Riggs L Berghman S Garey D Riley A Adams and M Carter 2011Effects of acute and chronic stress on immune- and inflammatory-response gene expression in beef calves J Anim Sci 89(E-Suppl 1)465


91 Garey SM TH Friend LR Berghman JE Sawyer MM Vogelsang AL Adams CL Terrill and MJ Carter 2011 Group pasture versus stall housing effects on cortisol and DHEA concentrations in young Quarter Horses J Anim Sci 89(E-Suppl 1)466

92 Garey SM TH Friend LR Berghman JE Sawyer MM Vogelsang AL Adams CL Terrill and MJ Carter 2011 Cortisol and DHEA concentrations in foals identified as high versus low behavioral responders during weaning J Anim Sci 89(E-Suppl 1)466

93 Boenig L DG Riley JO Sanders and JE Sawyer 2011Heterosis for calving and weaning rates in Brahman-Hereford cows J Anim Sci 89(E-Suppl 2)19

94 Sugg JD TA Wickersham WE Pinchak SA Clement and JE Sawyer 2011 Intake control agents for self-fed distillersrsquo grains J Anim Sci 89(E-Suppl 2)10

95 Drewery ML JE Sawyer NM Kenney MS Cabaniss WE Pinchak and TA Wickersham 2011 Variability in mineral composition of distillersrsquo grains J Anim Sci 89(E-Suppl 2)10

96 Luck JD TS Amen DG Riley AD Herring PK Riggs JE Sawyer JO Sanders and CA Gill 2011 Identification of QTL for two measures of feed efficiency in Nellore-Angus F2 steers J Anim Sci 89(E-Suppl 2)5

97 Drewery ML JE Sawyer NM Kenney MS Cabaniss WE Pinchak and TA Wickersham 2011 Variability in nutritive value of distillersrsquo grains J Anim Sci 89(E-Suppl 2)4

98 Rambo ZJ JE Sawyer CL Skaggs and TA Wickersham 2010 Dried distillers grains as a protein supplement to cattle consuming Bermudagrass hay J Anim Sci 88(E-Suppl 2)706

99 Terrill CL TH Friend and JE Sawyer 2010 Tail deflection as a measure of emotional state in canines J Anim Sci 88(E-Suppl 2)324

100 Kenney NM JE Sawyer RO Dittmar III and TA Wickersham 2010 Effect of maturity and nitrogen fertilization on bahiagrass production and nutritive value J Anim Sci 88(E-Suppl 2)194

101 Runyan CA AD Herring JFRidpath MS Cabaniss CT Muntean and JE Sawyer 2010 Health measures in beef steers of known genetic background following BVDV challenge J Anim Sci 88(E-Suppl 3)2

102 Clark JL GA Holub and JE Sawyer 2009 The effects of betaine on free choice water intake and vital signs related to heat stress of neonatal Holstein bull calves J Anim Sci 87(E Suppl 2)170

103 Cooper AJ JO Sanders AD Herring CA Gill DK Lunt and JE Sawyer 2009 Evaluation of birth weight weaning weight and gestation length in Bos indicusBos Taurus cross calves J Anim Sci 87(E Suppl 3)2

104 Holloway KS GA Holub JE Sawyer and MA Tomaszewski 2009 The effect of metaphylactic therapy on health and growth of neonatal Holstein bull calves J Anim Sci 87(E Suppl 2)41

105 Krenek AJ GA Holub and JE Sawyer 2009 Effects of black hair coat color in neonatal Holstein bull calves J Anim Sci 87(E Suppl 2)169

106 Runyan CA AD Herring JE Sawyer WJ Horne and JF Ridpath 2009 Evaluation of performance and immune response in steers of known background challenged with bovine viral diarrhea (BVD) virus J Anim Sci 87(E Suppl 3)27

107 Tutt SC G Holub TH Friend SM Garey and JE Sawyer 2009 Effects of Protimax and Betaine feed supplements on activity in dairy calves J Anim Sci 87(E Suppl 2)495

108 Carter B H T H Friend J E Sawyer and M A Tomazewski 2008 Effect of feed bunk sprinklers on attendance at un-shaded feed bunks in dry-lot dairies J Anim Sci 86(Suppl 1) (In press)

109 Carter B H T H Friend J H Matis J E Sawyer and MA Tomaszewski 2008 Effect of reflective insulation on calves in polyethylene hutches J Anim Sci 86(Suppl 1) (In press)

110 Berger L J G A Holub and J E Sawyer 2008 Effects of heat stress and milk replacer strategy on calf growth starter intake and fecal scores J Anim Sci 86(Suppl 1) (In press)


111 Smith S B H Kawachi C B Choi C W Choi and J E Sawyer 2008 Cellular regulation of intramuscular adipose tissue deposition and composition J Anim Sci 86(Suppl 1) (In press)

112 Smith SB J E Sawyer R D Rhoades and M A Brooks 2008 Precursors to enhance marbling J Anim Sci 86(Suppl 1) (In press)

113 Horne WJ K S Barling J A Carroll A D Herring and J E Sawyer 2008 Evaluation of the Acute Phase Response in the Neonate Bovine Model Following Vaccination against Bovine Respiratory Disease Complex J Anim Sci 86(Suppl 1) (In press) Natl mtg abs

114 Wickersham TA F M Rouquette J E Sawyer and R O Dittmar 2008 Effect of urea inclusion and cooking time on intake of blocks containing greasy cottonseed meal by beef cows J Anim Sci 86(Suppl 1) (In press)

115 Funkhouser RR JO Sanders AD Herring CA Gill DK Lunt and JE Sawyer 2008 Evaluation of disposition scores in Bos indicusBos taurus cross calves at weaning J Anim Sci 86(Suppl 2) (In press)

116 Horne WJ K S Barling S F Cunningham D S Hale A D Herring J F Hudek D K Lunt J W Savell A Thomas and J E Sawyer 2008 Effects of two commercially available modified live virus vaccines on carcass traits of beef steers J Anim Sci 86(Suppl 2) (In press)

117 Mulliniks J T S H Cox S L Ivey C P Mathis J E Sawyer and M K Petersen 2008 Cow nutrition impacts feedlot pull rate J Anim Sci 86(Suppl 2) (In press)

118 Ponce C H R D Rhoades F R Ribeiro D K Lunt S B Smith and J E Sawyer 2008 Relationship between body fat deposition and postweaning growth in beef steers J Anim Sci 86(Suppl 2) (In press)

119 Rhoades R D C H Ponce F R B Ribeiro D K Lunt S B Smith and JE Sawyer 2008 Effect of dietary energy source during backgrounding on in vitro substrate utilization and insulin sensitivity of adipose tissue of Angus steers J Anim Sci 86(Suppl 2) (In press)

120 Rhoades R D J E Sawyer C H Ponce D K Lunt and S B Smith 2008 Dietary energy source impact on in vitro substrate utilization and dose response to insulin additions of subcutaneous adipose tissue of Angus steers J Anim Sci 86(Suppl 2) (In press)

121 Rhoades RD JE Sawyer AD Herring and DP Anderson 2008 Has Quality grade declined J Anim Sci 86(Suppl 2) (In press)

122 Paddock ZD J E Sawyer G E Carstens R R Gomez B M Bourg D K Lunt S A Moore and D S DeLaney 2007 Metaphylaxis therapy interacts with temperament to in uence performance of growing beef steers J Anim Sci 85(Suppl 1)234

123 Horne WJ KS Barling AD Herring DK Lunt A Thomas and J E Sawyer 2007 Evaluation of the effects of two commercially available modi ed live vaccines for bovine respiratory disease complex on naiumlve beef steers J Anim Sci 85(Suppl 1)371

124 Gill CA CR Boldt CA Abbey MA Wegenhoft DK Lunt JE Sawyer AD Herring and JO Sanders 2007 Identi cation of QTL affecting disposition in Bos indicus influenced cattle J Anim Sci 85(Suppl 1)416

125 Amen TS J E Sawyer A D Herring J O Sanders D K Lunt and C A Gill 2007 Investigation of genetic differences in feed ef ciency through comparison of observed versus model predicted feed intake in Bos indicus ndash Bos taurus F2 full sib steers J Anim Sci 85(Suppl 1)669

126 Mulliniks JT SH Cox JE Sawyer R Worley and MK Petersen 2007 Utilization of corn gluten meal by heifers as a self-fed supplement J Anim Sci 85( Suppl 2) 177

127 E K Bumpus J E Sawyer T D A Forbes B G Warrington and J W Holloway 2006 Effects of supplemental energy source on adipose tissue accretion in stocker steers grazing ryegrass pastures Proc Plains Nutrition Council Spring Conference

128 E K Bumpus J E Sawyer T D A Forbes B G Warrington and J W Holloway 2006 Effects of supplemental energy source on adipose tissue accretion in stocker steers grazing ryegrass pastures J Anim Sci 84(Suppl 2)37


129 J T Vasconcelos J E Sawyer L W Greene F T McCollum and S B Smith 2006 Effects of different growing systems on rate of accretion of intramuscular and subcutaneous adipose tissue in feedlot cattle J Anim Sci 84(Suppl 2)38

130 D W Groeschke A D Herring J E Sawyer and J C Paschal 2006 Evaluation of feeder calf grade background information and health status on feedlot weight gain and carcass traits of calves fed in South Texas J Anim Sci 84(Suppl 2)38

131 D T Dean A D Herring J E Sawyer and D S Hale 2006 Use of ultrasound in combination with calf background information to predict beef carcass traits J Anim Sci 84(Suppl 2)39

132 J E Sawyer A D Herring D K Lunt D T Dean R D Rhoades and D G Riley 2006 Growing program breed and gender influence ultrasound based prediction accuracy for carcass marbling and fat thickness in crossbred beef cattle J Anim Sci 84(Suppl 2)39

133 RD Rhoades JE Sawyer AD Herring DT Dean DK Lunt and DG Riley 2006 Efficacy of growth-based predictions of carcass fat thickness and marbling at harvest using ultrasound measurements Proc Plains Nutrition Council Spring Conference

134 J T Vasconcelos J E Sawyer L O Tedeschi L W Greene and F T McCollum 2006 Effects of different growing systems on the performance of feedlot cattle J Anim Sci 84(Suppl 1)220

135 Waggoner JW C P Mathis C A Loest J E Sawyer and F T McCollum III 2006 Impact of feedlot morbidity on performance carcass characteristics and pro tability of New Mexico ranch to rail steers JAnim Sci 84(Suppl 1)12

136 Herring AD JO Sanders DK Lunt JE Sawyer MA Wegenhoft and CA Gill 2005 Segregation of disposition scores among families of Bos indicus ndash Bos Taurus crosses J Anim Sci 83 (Suppl 2)114

137 Obeidat BS CA Loest TM Thalen JR Strickland JE Sawyer JB Taylor and DM Hallford 2005 Effects of various exposure routes of swainsonine on serum constituents rumen characteristics and nutrient metabolism of sheep J Anim Sci 83 (Suppl 2)110

138 Rhoades RD JE Sawyer KY Chung DK Lunt and SB Smith 2005 Dietary energy source impacts insulin sensitivity in finishing steers J Anim Sci 83 (Suppl 2)112-113

139 Sawyer J E C P Mathis R E Kirksey and L M Lauriault 2005 Productivity and profitability of pasture-based versus intensive value addition strategies for culled beef cows J Anim Sci 83 (Suppl 2)118

140 Sawyer JE SH Cox RL Endecott MR Rubio SL Ivey and MK Petersen 2005 Efficacy of a self-fed small supplement for prepartum cows grazing dormant pinon-juniper rangeland J Anim Sci 83 (Suppl 2)131

141 Waggoner J W C P Mathis C A Loest J E Sawyer F T McCollum III 2005 Impact of preconditioning duration on feedlot performance carcass characteristics and profitability on New Mexico Ranch to Rail steers J Anim Sci 83 (Suppl 2)117-118

142 Rhoades RD JE Sawyer KY Chung DK Lunt and SB Smith 2005 Dietary energy source impacts insulin sensitivity in finishing steers Proc Plains Nutrition Council Spring Conference AREC Pub No 05-20 p 122 Agricultural Research and Extension Center Amarillo Texas AampM University

143 Waggoner J W C P Mathis C A Loest J E Sawyer F T McCollum III 2005 Impact of preconditioning duration on feedlot performance carcass characteristics and profitability on New Mexico Ranch to Rail steers Proc Plains Nutrition Council Spring Conference AREC Pub No 05-20 p 126 Agricultural Research and Extension Center Amarillo Texas AampM University

144 Rhoades RD JT Vasconcelos DL Lunt JE Sawyer KY Chung and SB Smith 2004 Glycolytic intermediates in muscle and adipose tissue of cattle fed different sources and amounts of energy J Anim Sci 82(Suppl 1)19

145 Foster JL WC Ellis JP Muir and JE Sawyer 2004 Effect of source and level of 2 legumes or cottonseed meal on intake and digestion of Coastal bermudagrass (cynodon dactylon) hay diets by goats J Anim Sci 82(Suppl 1)34


146 Rhoades RD JT Vasconcelos DL Lunt KY Chung JE Sawyer and SB Smith 2004 Glycolytic intermediates in muscle and adipose tissue of cattle fed different sources and amounts of energy Plains Nutrition Council Spring Conference Pub No AREC 04-14 Texas AampM Res And Ext Center Amarillo

147 Obeidat BS JR Strickland ML Vogt CA Loest JE Sawyer MM Reed CR Krehbiel JB Taylor RA Halalsheh and L Chen 2004 Effects of locoweed on serum constituents and rumen profiles of sheep J Anim Sci 82(Suppl 2)130

148 Mathis CP and JE Sawyer 2004 New Mexico forage mineral survey J Anim Sci 82(Suppl 2)115

149 Endecott RL JE Sawyer VA Munn CA Loest and MK Petersen 2002 Feeding value of cholla cactus J Anim Sci 80(Suppl 2)

150 Sawyer JE CP Mathis CA Loumlest DA Walker KJ Malcolm-Callis LA Blan and RTaylor 2002 Niche-targeted vs conventional finishing programs for beef steers J Anim Sci 80(Suppl 2)

151 Stalker LA JE Sawyer MG Thomas MD Remmenga C Bailey D Wood and MK Petersen 2002 Influence of undegradable intake protein mixed with mineralized salt on intake and fermentation profiles of cows grazing dormant winter range J Anim Sci 80 (Suppl 2)

152 Waterman RC JE Sawyer F Valdez J Horton and MK Petersen 2002 Insulin responsiveness improved as glucogenic potential increased in protein supplements fed to young postpartum range beef cows J Anim Sci 80(Suppl 1) 48-49

153 Waterman RC LA Stalker WD Bryant JE Sawyer DE Hawkins EE Parker SH Cox JA Hartung F Valdez J Horton and MK Petersen 2002 Increasing glucogenic precursors in range supplements fed to young postpartum beef cows shortens postpartum interval J Anim Sci 80(Suppl 2)

154 Waterman RC L Canales RL Ashley JE Sawyer JB Taylor GD Pulsipher NH Wells CP Mathis DE Hawkins GB Donart EE Parker SH Cox JA Hartung J Horton1 and MK Petersen 2001 Responses to range supplements differing in glucogenic potential with or without propionate salt to young postpartum beef cows J Anim Sci 79(Suppl 2)118

155 Waterman RC L Canales RL Ashley JE Sawyer JB Taylor GD Pulsipher NH Wells CP Mathis DE Hawkins GB Donart EE Parker SH Cox JA Hartung J Horton1 and MK Petersen 2001 Responses to range supplements differing in glucogenic potential with or without propionate salt to young postpartum beef cows Proc Plains Nutrition Council Spring Conference p 94

156 Sawyer JE CC Rasor RC Waterman and MK Petersen 2000 Relative efficiency of 40 or 160 g of moderate or highly undegradable intake protein supplements with low quality forage diets J Anim Sci 78(Suppl 1)254

157 Sawyer JE GD Pulsipher RC Waterman DE Hawkins EE Parker S Cox and MK Petersen 2000 Altering the ratio and amount of undegradable intake protein in range supplements influences nutrient partitioning in young postpartum cows J Anim Sci 78(Suppl2)103

158 Waterman RC JE Sawyer GD Pulsipher KK Kane EE Parker S Cox DE Hawkins J Horton and MK Petersen 2000 Developing replacement heifers grazing winter range Forage nutrients and response to supplementation J Anim Sci 78(Suppl2)98

159 Burgwald-Balstad LA CR Krehbiel GD Pulsipher MK Petersen KK Kane DE Hawkins BM Capitan SA Soto-Navarro JE Sawyer and RC Waterman 1999 Effect of increasing undegradable intake protein on visceral organ mass digesta pH and enzyme activity in heifers fed sudangrass hay J Anim Sci 77(Suppl 1)102

160 Dean TL RC Waterman JE Sawyer MK Petersen and G B Donart 1999 Effectiveness of loose zinc sulfate supplementation on average daily gain (ADG) of stocker cattle grazing native range J Anim Sci 77(Suppl 1)110


161 Petersen MK CR Krehbiel JE Sawyer and RC Waterman 1999 Designing protein supplements J Anim Sci 77(Suppl 1)198

162 Pulsipher GD CR Krehbiel MK Petersen JE Sawyer D Dhuyvetter EE Parker S Cox and T Dean 1999 Effects of a molasses-urea supplement with or without fat and (or) methionine hydroxy analog (MHA) on nutritional status reproductive performance and calf growth in cows grazing native range J Anim Sci 77(Suppl 1)106

163 Sawyer JE RC Waterman KK Kane and MK Petersen 1999 Delaying postpartum supplementation changes the pattern of cow weight loss without affecting total weight loss or calf performance J Anim Sci 77(Suppl 1)107

164 Strickland JR JB Taylor MK Petersen DA Walker HB Melloy-Encinias JE Sawyer RC Waterman and JE Harmon 1999 Lymphoblastogenic responses of New Mexico range calves J Anim Sci 77(Suppl 1)105

165 Waterman RC JB Taylor JE Sawyer LA Balstad D Braden JR Strickland and MK Petersen 1999 Evaluation of liver copper and zinc concentrations in southwestern calves J Anim Sci 77(Suppl 1)243

166 Waterman RC JE Sawyer TL Dean JB Taylor LA Balstad D Braden GB Donart J R Strickland and MK Petersen 1999 Evaluation of a biopsy procedure for collection of liver samples J Anim Sci 77(Suppl1)104

167 Knox LA GB Donart DE Hawkins JE Sawyer MS Brown JS Serrato-Corona EE Parker and MK Petersen 1998 Supplementation of young postpartum beef cows grazing dormant rangeland J Anim Sci 76(Suppl 1)279

168 Sawyer JE LA Knox LA Richards MW Salisbury J Richards CR Krehbiel and MK Petersen 1998 Nitrogen utilization in thin cows consuming lovegrass straw supplemented with different amounts of non-protein nitrogen and true protein J Anim Sci 76(Suppl 1)374

169 Serrato-Corona JS L Appeddu-Richards E Castellanos-Perez R Cabanillas-Cruz R Lopez-Ordaz JE Sawyer M Brown J Richards and MK Petersen 1998 Effects of liquid supplemental fat on milk yield and composition dry matter digestibility nitrogen retention and blood urea nitrogen in beef cows fed low quality diets J Anim Sci 76(Suppl 1)198

170 Serrato-Corona JS MK Petersen I Tovar-Luna LA Appeddu-Richards H Albertini JE Sawyer and A Gomez-Carabali 1998 Effects of ruminally undegradable intake protein on body weight change and blood metabolites in beef heifers consuming low quality diets J Anim Sci 76(Suppl 1)198

171 Appeddu LA I Tovar-Luna JE Sawyer JS Serrato-Corona JB Richards and MK Petersen 1997 Protein source changes nutrient metabolism of two-year-old range cows J Anim Sci 75(Suppl 1)203

172 Appeddu LA JE Sawyer JS Serrato-Corona L Knox H Albertini EE Parker DE Hawkins GB Donart DH Hallford and MK Petersen 1997 Different uses of protein supplements by two-year old range cows during a drought J Anim Sci 75 (Suppl 1)111

173 Sawyer JE LA Knox GB Donart and MK Petersen 1997 Evaluation of the effects of spine removal by burning on the nutritive quality of cholla cactus for an emergency feed J Anim Sci 75(Suppl 1)115

174 Serrato-Corona JS L Appeddu A Gomez-Carabali R Cabanillas I Tovar-Luna JE Sawyer LA Knox and MK Petersen 1997 Effect of protein supplementation on plasma urea nitrogen concentration and nitrogen retention in postpartum beef cows J Anim Sci 75(Suppl 1)120

Research Agency PublicationsTechnical Bulletins

1 Herring AD DT Dean JE Sawyer and DS Hale 2006 Use of calf information to predict carcass traits Beef Cattle Research in Texas


2 Rhoades RD JE Sawyer AD Herring DT Dean DK Lunt and DG Riley 2006 Efficacy of growth-based predictions of carcass fat thickness and marbling at harvest using ultrasound measurements Beef Cattle Research in Texas

3 Sanders JO AD herring DK Lunt JE Sawyer and CA Gill 2006 Investigation of genetic mechanisms influencing disposition in Bos indicus-British crossbred cattle Beef Cattle Research in Texas

4 Bumpus EK JE Sawyer TDA Forbes BG Warrington and JW Holloway 2005 Influence of acetogenic versus propiogenic supplements on adipose tissue accretion in stocker steers grazing ryegrass pastures Beef Cattle Research in Texas Texas AampM University

5 Rhoades RD JE Sawyer KY Chung DK Lunt and SB Smith 2005 Dietary energy source impacts insulin sensititvity in finishing steers Beef Cattle Research in Texas Texas AampM University

6 Vasconcelos JT JE Sawyer LW Greene and FT McCollum III 2005 Effect of nutritional management on intramuscular and subcutaneous adipose tissue deposition if growing beef steers Beef Cattle Research in Texas Texas AampM University

7 Wegenhoft MA JO Sanders DK Lunt JE Sawyer AD Herring and CA Gill 2005 Evaluation of four component traits of disposition in Bos indicus X Bos taurus cross cattle Beef Cattle Research in Texas Texas AampM University

8 Endecott RL JE Sawyer VA Munn CA Loest KK Kane and MK Petersen 2002 Cholla cactus has low digestibility Livestock Research Briefs and Cattle Growersrsquo Short Course p 48 New Mexico State University Las Cruces

9 Stalker LA JE Sawyer MG Thomas CBailey D Wood and MK Petersen 2002 Effectiveness of undegradable intake protein mixed with mineralized salt as a protein supplement for wintering range cows Livestock Research Briefs and Cattle Growersrsquo Short Course p 50 Las Cruces NM

10 Stalker LA JE Sawyer RC Waterman EE Parker S Cox J Hartung and MK Petersen 2002 Economic assessment of high versus low input replacement heifer development programs Livestock Research Briefs and Cattle Growersrsquo Short Course p 51 Las Cruces NM

11 Stalker LA JE Sawyer S Lodge-Ivey T Powers and MK Petersen 2002 Evaluation of traditional high bypass and high bypass plus calcium proionate supplements in vitro 2002 Livestock Research Briefs and Cattle Growersrsquo Short Course p 52 Las Cruces NM

12 Waterman RC CP Mathis JE Sawyer DE Hawkins and MK Petersen 2002 A new concept in range cow supplement formulation Livestock Research Briefs and Cattle Growersrsquo Short Course p 52 Las Cruces NM

13 Dean TL JE Sawyer RC Waterman GB Donart MK Petersen and EE Parker 2000 Influence of season and grazing management on forage quality and yearling steer gain Livestock Research Briefs and Cattle Growerrsquos Short Course p 77 New Mexico State University Las Cruces

14 Sawyer JE CC Rasor RC Waterman and MK Petersen 2000 Relative efficiency of 40 or 160 grams of moderate or high UIP supplemental protein with low quality forage diets Livestock Research Briefs and Cattle Growerrsquos Short Course p 71 New Mexico State University Las Cruces

15 Sawyer JE GD Pulsipher RC Waterman EE Parker S Cox and MK Petersen 2000 Changing the ratio and amount of bypass protein fed to young range cows changes the efficiency of supplement utilization Livestock Research Briefs and Cattle Growerrsquos Short Course p 70 New Mexico State University Las Cruces

16 Waterman RC JE Sawyer GD Pulsipher KK Kane EE Parker S Cox DE Hawkins J Horton and MK Petersen 2000 Developing replacement heifers grazing winter range Forage nutrients and response to supplementation Livestock Research Briefs and Cattle Growerrsquos Short Course p 69 New Mexico State University Las Cruces


17 Burgwald-Balstad LA CR Krehbiel GD Pulsipher MK Petersen KK Kane DE Hawkins BM Capitan SA Soto-Navarro JE Sawyer and RC Waterman 1999 The influence of increasing undegradable intake protein on visceral organ mass digesta pH and enzyme activity in heifers fed sudangrass hay Livestock Research Briefs and Cattle Growers Short Course New Mexico State University Las Cruces

18 Pulsipher GD CR Krehbiel MK Petersen JE Sawyer D Dhuyvetter EE Parker S Cox and T Dean 1999 Use of liquid supplements with or without fat and (or) methionine hydroxy analog to improve nutritional status lactational performance and calf growth from cows grazing native range Livestock Research Briefs and Cattle Growers Short Course New Mexico State University Las Cruces

19 Knox LA MK Petersen GB Donart JE Sawyer JS Serrato-Corona MS Brown and EE Parker 1998 More cows bred in the fall when supplemented with bypass protein Livestock Research Briefs and Cattle Growers Short Course New Mexico State University Las Cruces

20 Serrato-Corona JS L Appeddu-Richards E Castellanos-Perez R Cabanillas-Cruz R Lopez-Ordaz JE Sawyer M Brown J Richards and MK Petersen 1998 Effects of liquid supplemental fat on milk yield and composition dry matter digestibility nitrogen retention and blood urea nitrogen in beef cows fed low quality diets Livestock Research Briefs and Cattle Growers Short Course New Mexico State University Las Cruces

21 Serrato-Corona JS MK Petersen I Tovar-Luna LA Appeddu-Richards H Albertini JE Sawyer and A Gomez-Carabali 1998 Effects of ruminally undegradable intake protein on body weight change and blood metabolites in beef heifers consuming low quality diets Livestock Research Briefs and Cattle Growers Short Course New Mexico State University Las Cruces

22 Appeddu LA JE Sawyer JS Serrato-Corona L Knox H Albertini EE Parker DE Hawkins GB Donart and MK Petersen 1997 Different reproductive and lactational responses to protein supplements by two-year-old range cows 1996-1997 Trial Livestock Research Briefs and Cattle Growers Short Course New Mexico State University Las Cruces

23 Knox LA JE Sawyer and GB Donart 1997 Animal performance and vegetative response to continuous and rotational grazing Livestock Research Briefs and Cattle Growers Short Course New Mexico State University Las Cruces

24 Sawyer JE LA Knox GB Donart and MK Petersen 1997 Evaluation of cholla cactus as an emergency feed Livestock Research Briefs and Cattle Growers Short Course New Mexico State University Las Cruces

25 Sawyer JE LA Knox GB Donart and MK Petersen 1997Changes in dietary crude protein in cows grazing the Corona Range and Livestock Research Center Livestock Research Briefs and Cattle Growers Short Course New Mexico State University Las Cruces

26 Serrato-Corona JS MK Petersen L Appeddu A Gomez-Carabali R Cabanillas I Tovar-Luna JE Sawyer and LA Knox 1997 Effect of protein supplementation on plasma urea nitrogen concentration and nitrogen retention in postpartum beef cows Livestock Research Briefs and Cattle Growers Short Course New Mexico State University Las Cruces

27 Serrato-Corona JS I Tovar-Luna LA Appeddu MK Petersen H Albertini JE Sawyer and A Gomez 1997 Plasma Glucose and non-esterified fatty acids responses to glucose and epinephrine in protein supplemented beef heifers Livestock Research Briefs and Cattle Growers Short Course New Mexico State University Las Cruces

Extension Agency Publications (Note that all of these publications are peer reviewed)

1 Mathis C P and JE Sawyer 2010 Beef Cow Production Efficiency in the Southwest NMSU Cooperative Extension Service Report Las Cruces NM Guide B-217 (revised)

2 Lauriault LM JE Sawyer and RD Baker 2003 Species selection and establishment for irrigated pastures in New Mexico NM Cooperative Extension Circular 585


3 Lauriault LM JE Sawyer and RD Baker 2003 Grazing systems and management for irrigated pastures in New Mexico NM Cooperative Extension Circular 586

4 Mathis CP JE Sawyer and RC Waterman 2002 Urea in Range Supplements NMSU Cooperative Extension Service Las Cruces NM

5 Parker R M Looper C Mathis and JE Sawyer 2002 Biosecurity on the Beef and Dairy Operation NMSU Cooperative Extension Service Report Las Cruces NM Guide B-121

6 Parker R C Mathis M Looper and JE Sawyer 2002 Anthrax in Livestock NMSU Cooperative Extension Service Report Las Cruces NM Guide B-120

7 Mathis C P and JE Sawyer 2002 Managing and Feeding Beef Cows Using Body Condition Scores NMSU Cooperative Extension Service Report Las Cruces NM Guide B-220

8 Parker R Mathis CP Sawyer JE and ML Looper 2001 Beef Quality Assurance in New Mexico A Training Manual

9 Sawyer J E and C P Mathis 2001 Range Supplement Delivery Systems NMSU Cooperative Extension Service Report Las Cruces NM Circular 571

10 Mathis C P and JE Sawyer 2000 Beef Cow Production Efficiency in the Southwest NMSU Cooperative Extension Service Report Las Cruces NM Guide B-217

ContractProgress Reports

1 Sawyer JE 2020 Estimation of Global Warming Potential from Beef Cattle and its Implications for the US Beef Industry Technical Report to National Cattlemenrsquos Beef Association

2 Sawyer JE A Montalvo Z Herrin G Riojas T Snelgrove and T Campell 2020 Management Bulletin No 3 Searching for an Optimal Grazing Strategy Phase I Outcomes from the Coloraditas Grazing Research and Demonstration Area East Foundation San Antonio Texas USA httpseastfoundationnetsciencepublicationsmanagement-bulletin2020management-bulletin-no-3-searching-for-an-optimal-grazing-strategy-phase-i-outcomes-from-the-coloraditas-grazing-research-and-demonstration-area

3 Bronson R C Richardson Jr J Worthington R Machen C Mathis and J Sawyer 2020 Analysis of optimal out-weight andor days on feed along with development of a dynamic evaluation model for King Ranch raised feeders Report to Ranch Management

4 Killpack K E Young R Machen C Mathis and J Sawyer 2020 Effects of brush management practices on September Bobwhite encounter rates in the King Ranch Mesquite and Zaino pastures Report to Ranch Management

5 Stribling G S Crozier R Machen J Sawyer 2020 Exploring cowherd replacement strategies for East Foundation Ranches Report to Ranch Management

6 Gill Claire Penny Riggs Andy Herring Jim Sanders Jason Sawyer David Lunt 2007 Genomic Characterization of Feed Efficiency and its Relationship to Carcass Traits Final Report to the National Cattlemenrsquos Beef Association

7 Horne WJ JE Sawyer and DK Lunt 2007 Final Report Intake and performance of calves vaccinated with modified live viral vaccines Novartis Animal Health

8 Sawyer JE MK Petersen and DE Hawkins 2002 Final Report How much feather meal can be fed to enhance pregnancy in 2 and 3 year old range cows Report to the US Poultry and Egg Association

Dissertation and Thesis

1 Sawyer JE 2000 Manipulating the nutrient environment with undegradable intake protein PhD Dissertation New Mexico State University Las Cruces

2 Sawyer JE 1998 Investigations in nutrient quality Cow diets alternative feeds and nitrogen utilization MS Thesis New Mexico State University Las Cruces

Technology Transfer


Patents and Disclosures 1 Petersen MK JE Sawyer RC Waterman and DE Hawkins 2002 Method to reduce

insulin resistance in ruminants US Patent Application No 09903088 Licensed to Standard Nutrition

2 Petersen MK JE Sawyer RL Endecott and SH Cox ldquoSmall package size self-fed ruminant supplementrdquo Utility Patent Pending Licensed to Standard Nutrition

3 Sawyer JE and TA Wickersham 2008 ldquoAlgae and algae residues as intake modifiers in livestock dietsrdquo Disclosure filed

Software 1 Sawyer JE A least-cost formulator for Excel Prototype version released to reviewers Beta

version in testing

Invited Presentations Table 8 Summary of national regional or state invited presentations

Scope of Audience No Presentations in Category

National 19

Regional 23

State 73

Total Invited Presentations 114

List of Presentations

1 Sawyer JE 2021 Toward Climate Positive Beef Assessment of Goals and Actions NCBA Environmental Working Group 14 Jan 2021 Virtual

2 Sawyer JE 2020 Methane Madness Accounting for Emissions and Relative Impact Feedyard and Auction Market Working Group NCBA 9 Sep 2020 Virtual

3 Sawyer JE 2020 Methane Madness Accounting for Emissions and Relative Impact Cow-Calf Sustainability Working Group NCBA 16 Sep 2020 Virtual

4 Sawyer JE 2020 Methane Madness Accounting for Emissions and Relative Impact State Affiliate Sustainability Update NCBA 29 Sep 2020 Virtual

5 Sawyer JE 2020 Grazing Management Balancing Animal and Forage Performance NCBA Cattlemenrsquos Webinar Series March httpswwwyoutubecomwatchv=aCuP9F2FFpo

6 Sawyer JE TA Wickersham and JR Baber 2019 New strategies for intensive cow-calf production Western Section American Society of Animal Science Beef Symposium Boise ID

7 Sawyer JE and TA Wickersham 2017 Do antibiotics contribute to the sustainability of beef systems American Feed Industry Association Liquid Feed Symposium Louisville KY

8 Wickersham TA JR Baber and JE Sawyer 2017 Net protein contribution of beef cattle systems American Feed Industry Association Liquid Feed Symposium Louisville KY

9 Wickersham TA and JE Sawyer 2017 Protein supplementation of beef cattle to meet human protein requirements Beef Symposium Southern Section ASAS Franklin TN

10 Sawyer JE TA Wickersham and JC Morrill 2016 Do antibiotics contribute to sustainable beef production Dr Kenneth S and Caroline McDonald Eng Foundation Symposium Lincoln NE


11 Wickersham TA LA Trubenbach L Early JBaber JE Sawyer 2016 Comparison of beef cow feeding scenarios decision support for cow-calf producers Dr Kenneth S and Caroline McDonald Eng Foundation Symposium Lincoln NE



14 Trubenbach LA TA Wickersham GE Carstens and JE Sawyer 2014 Managing energy requirements in confined cows Dr Kenneth and Caroline McDonald Eng Foundation Cow-Calf Symposium San Antonio Texas Pg 17-26

15 Sawyer JE and TA Wickersham 2014 Does intensification improve sustainability Dr Kenneth and Caroline McDonald Eng Foundation Cow-Calf Symposium San Antonio Texas Pg 79-90

16 Trubenbach LA TA Wickersham GE Carstens and JE Sawyer 2014 Confining cows to increase efficiency AFIA Liquid Feed Symposium New Orleans Louisiana Pg 56-64

17 Sawyer JE and TA Wickersham 2013 Defining value and requirements in cow rations What is a calorie worth Ken and Caroline Eng Foundation Cow-Calf Symposium Lincoln Nebraska

18 Weldon KK JC McCann JE Sawyer and TA Wickersham 2013 Effect of supplemental protein amount and degradability on intake and digestion in Angus and Brahman steers fed low-quality forage 59th Annual Beef Cattle Short Course College Station Texas

19 Wickersham TA ML Drewery and JE Sawyer 2011 Potential markets for post-extraction algal residue Beef cattle 5th Algae Biomass Summit Minneapolis Minnesota

20 Sawyer JE ldquoPutting Value into Perspectiverdquo Beef 706 Specialty Program for Heritage Feeders LLC Lubbock TX January 2008

21 Sawyer JE ldquoFeed Price Outlook and Use of Byproduct Feedsrdquo Keynote Address Golden Triangle Veterinary Association Annual Meeting Victoria TX January 2008

22 Sawyer JE ldquoManaging nutritional Diseasesrdquo Beef Partnerships in Extension Program Scientific Update College Station Texas August 2007

23 Sawyer JE ldquoEvaluating urea for cattle fed forage dietsrdquo 16th Annual Food Animal Conference Texas Veterinary Medical Association College Station June 2007

24 Sawyer JE ldquoBeef marketing trends Evolution of valuerdquo Beef 706 September 2006 25 Sawyer JE ldquoEnergy Supplementation effects in beef cattlerdquo Intercollegiate Faculty of

Nutrition invited Seminar September 2006 26 Sawyer JE ldquoFeed Management for Beef Cowsrdquo Caldwell County Extension Program Luling

TX October 2006 27 Sawyer JE ldquoNutritional Monitoring for Grazing Beef Cattlerdquo Caldwell County Extension

Program Luling TX October 2006 28 Sawyer JE and GE Carstens ldquoNew Evaluation of Control therapyrdquo Pfizer Scientific

Exchange College Station 29 Sawyer JE ldquoNutritional Monitoring for Grazing Beef Cattlerdquo Hill County Extension Program

Hillsboro TX May 2007 30 Sawyer JE ldquoFeed Price outlook From Commodities to Finished Feedrdquo Beef Cattle Short

Course (2 sessions) August 2007 31 Sawyer JE ldquoMetaphylaxis interacts with temperament to influence performance and

feeding behavior of growing cattlerdquo Beef Cattle short Course August 2007 32 Sawyer JE ldquoIs there value in Value-Added Calvesrdquo Beef 706 February 2007 33 Sawyer JE ldquoIs there value in Value-Added Calvesrdquo Beef 706 August 2007 34 Sawyer JE ldquoManaging the summer stocker enterpriserdquo Southwest Beef Symposium

Tucumcari NM January 2006


35 Sawyer JE ldquoFeed Management for Beef Cowsrdquo Burleson Co Extension Program February 2006

36 Sawyer JE ldquoNutritional Management Strategies for Droughtrdquo County Extension Program Victoria May 2006

37 Sawyer JE ldquoNutritional Management of Stocker Cattlerdquo Pfizer Stocker Profitability Conference July 2006

38 Sawyer JE ldquoNutritional Monitoring for Grazing Beef Cattlerdquo Beef Cattle Short Course (2 sessions) August 2006

39 Sawyer JE ldquoFactors affecting accuracy of carcass predictionsrdquo Beef Cattle Short Course August 2006

40 Sawyer JE ldquoIs there value in Value-Added Calvesrdquo Beef 706 January 2005 41 Sawyer JE ldquoSupplementation of Beef Cattlerdquo Brenham High School Agriculture Program

April 2005 42 Sawyer JE ldquoValue Determinants of Feeder Calvesrdquo Charolais Breeders Group Carcass

Workshop May 2005 43 Sawyer JE ldquoIs there value in Value-Added Calvesrdquo Beef 706 June 2005 44 Sawyer JE ldquoSupplementing Stocker Profitsrdquo Noble Foundation Stocker Cattle Clinic

Ardmore Oklahoma July 2005 45 Sawyer JE ldquoFactors Affecting Forage Intakerdquo Beef Cattle Short Course (2 sessions) August

2005 46 Sawyer JE ldquoAdding Value to Calvesrdquo Beef 2020 Texas Beef Council Waco TX September

2003 47 Sawyer JE ldquo$118 Fats The state of the beef industryrdquo West Texas Winter Grazing

Conference Big Spring November 2003 48 Sawyer JE ldquoCountry of Origin Labeling Are you readyrdquo West Texas Winter Grazing

Conference Big Spring November 2003 49 Sawyer JE ldquoForage Budgetingrdquo Pfizer Cattlemenrsquos College Albuquerque NM December

2003 50 Sawyer JE ldquoAdding Value to Calvesrdquo Beef 706 January 12 2004 51 Sawyer JE ldquoAdding Value to Calvesrdquo Beef 706 January 14 2004 52 Sawyer JE ldquoImpacts of nutritional treatment in nursing calves and stocker calves on beef

carcass qualityrdquo Joint Meeting of the Texas Forage Workers and Texas Beef Workers Uvalde TX May 2004

53 Sawyer JE ldquoAdding Value to Calvesrdquo Beef 706 June 3 2004 54 Sawyer JE ldquoAdding Value to Calvesrdquo Beef 706 June 14 2004 55 Sawyer JE ldquoWarm Season Grasses fro Growing Cattlerdquo Elanco Professional Stocker

Operators Symposium Nashville TN June 2004 56 Hale Dan and JE Sawyer ldquoFrom Hoof to Homes The role of the stocker operator in the

production of high quality beefrdquo Elanco Professional Stocker Operators Symposium Nashville TN June 2004

57 Sawyer JE ldquoThe Transporter Quality Assurance Programrdquo National Cattlemenrsquos Beef Association Quality assurance Coordinators Meeting Kansas City MO June 2004

58 Sawyer JE ldquoForage Availability and Cow Nutritionrdquo Beef Cattle Short Course Texas AampM August 2004

59 Sawyer JE ldquoCan supplementing in the late summer early fall improve cow conditionrdquo Beef Cattle Short Course Texas AampM August 2004

60 Sawyer JE ldquoEvaluating Urea for Cattle Fed Forage Dietsrdquo Beef PEP Scientific Update College Station August 2004

61 Herd DB and JE Sawyer ldquoSupplementing for Reproductionrdquo Beef PEP Scientific Update College Station August 2004

62 Sawyer JE ldquoBeef Cattle Nutritional Managementrdquo CoryellMcClennan Co Extension Program September 2004


63 Sawyer JE ldquoOverview of the US Beef Industryrdquo Beef 706 for CTI Foods September 2004 64 Sawyer JE and CP Mathis 2002 Adding value to culled beef cows Extension Symposium

Western Section ASAS Ft Collins CO June 2002 65 Mathis C P and JE Sawyer 2002 Cull cow management Arizona Beef Cattle From

Conception to Consumer Tucson AZ March 2002 66 Sawyer JE 2001 Beef cattle marketing trends Evolution of value Four Corners Beef Cattle

Symposium Durango CO January 2002 67 Mathis CP and JE Sawyer 2001 New Mexico Nutrition Extension Efforts Arizona-New

Mexico Joint Nutrition Meeting Springerville AZ October 2001 68 Sawyer JE MK Petersen CL Loest CP Mathis RA Waterman and LA Stalker 2001

Range Nutrition Research at New Mexico State University Combining Disciplines Creating Solutions Arizona-New Mexico Joint Nutrition Meeting Springerville AZ October 2001

69 Sawyer JE 2001 Principles of range nutrition Black Mesa Environmental Academy Kenton OK June 2001

70 Duff GC JE Sawyer October 2000 Invited paper ldquoTools of the trade for optimizing gain on pasturerdquo Plains Nutrition Council Fall Grazing Conference Amarillo TX

71 Sawyer JE 2001 Options for developing the replacement heifer Central Texas Cow-Calf Clinic Brownwood Texas May 2001

72 Sawyer JE 2002 The trip of your life Keynote speaker Clayton Honors Night New Mexico State University Alumni Association Clayton NM April 2002

73 Sawyer JE and MK Petersen 2002 Nutritional Value of Irrigated Forages Irrigated Pasture Seminar Alcalde NM April 2002

74 Sawyer JE 2002 Grazing management for irrigated pastures Irrigated Pasture Seminar Alcalde NM April 2002

75 Sawyer JE 2002 Budgeting a nutritional management program Can you afford to feed Northeastern New Mexico Beef Cattle Symposium Tucumcari NM April 2002

76 Loest CA CP Mathis and JE Sawyer 2002 Feedlots What they do and what they want New Mexico Cattle Growersrsquo Short Course Las Cruces NM March 2002

77 Sawyer JE and CP Mathis 2002 Matching cow type to the production environment New Mexico Cattle Growersrsquo Short Course Las Cruces NM March 2002

78 Sawyer JE 2002 Calf Marketing Considerations New Mexico Cattle Growersrsquo Short Course Las Cruces NM March 2002

79 Parker R C P Mathis JE Sawyer 2002 Beef Quality Assurance Training Producer Training and Certification Las Cruces NM March 2002

80 Sawyer JE 2002 Grazing management for irrigated pastures Irrigated Pasture Seminar Los Lunas NM March 2002

81 Sawyer JE 2002 Cattle Vaccinations Principles and Practices Pueblo Livestock Producers Workshop Alcalde NM March 2002

82 Sawyer JE 2002 Options for heifer development Risk reward and flexibility Colfax County Producer Program Raton NM February 2002

83 Sawyer JE 2002 Clayton Livestock Research Center LearninghellipTo improve your bottom line Colfax County Producer Program Raton NM February 2002

84 Parker R C P Mathis JE Sawyer 2002 Beef Quality Assurance Training Producer Training and Certification Raton NM February 2002

85 Parker R C P Mathis JE Sawyer 2002 Beef quality assurance education Train the Trainer County Extension Agent Training Silver City NM January 2002

86 Parker R C P Mathis JE Sawyer 2002 Beef quality assurance education Train the Trainer County Extension Agent Training Grants NM January 2002

87 Parker R C P Mathis JE Sawyer 2002 Beef quality assurance education Train the Trainer County Extension Agent Training Santa Fe NM January 2002

88 Parker R C P Mathis JE Sawyer 2002 Beef quality assurance education Train the Trainer County Extension Agent Training Tucumcari NM January 2002


89 Parker R C P Mathis JE Sawyer 2002 Beef quality assurance education Train the Trainer County Extension Agent Training Roswell NM January 2002

90 Sawyer JE 2001 Adding value to cull animals Strategies for success Pfizer Cattlemenrsquos College NM Joint Stockmenrsquos Annual Convention Albuquerque NM December 2001

91 Sawyer JE September 2001 Invited speaker ldquoAngry cows with a foot in their mouth Hot topics in animal healthrdquo 5-States Cowbelles Roundup Clayton

92 Sawyer JE September 2001 Invited presentation ldquoDeveloping a Beef Quality Assurance Programrdquo Livestock Marketing Association Program Socorro

93 Sawyer JE September 2001 Invited presentation ldquoCattle vaccinations Principles and practicesrdquo Livestock Marketing Association Program Socorro

94 Sawyer JE September 2001 Invited presentation ldquoDeveloping a Beef Quality Assurance Programrdquo Livestock Marketing Association Program Cattlemenrsquos Market Albuquerque

95 Sawyer JE September 2001 Invited presentation ldquoCattle vaccinations Principles and practicesrdquo Livestock Marketing Association Program Cattlemenrsquos Market Albuquerque

96 Sawyer JE August 2001 Invited presentation ldquoBeef cattle nutrition on irrigated pasturesrdquo Natural Resource Conservation Service Field Day Sedan

97 Sawyer JE August 2001 Invited presentation ldquoSummer grazing programs Current and future studiesrdquo Tucumcari ASC Field Day Tucumcari

98 Sawyer JE July 2001 Educational program ldquoFundamentals of Range Nutritionrdquo 5-States Range Camp Kenton OK

99 Sawyer JE June 2001 Invited presentation ldquoHot topics in animal health Foot and mouth diseaserdquo New Mexico Cattle Growersrsquo Summer Meeting Taos

100 Sawyer JE April 2001 Invited speaker ldquoUpdate on foot and mouth disease and BSErdquoClayton Rotary Club Clayton

101 Sawyer JE March 2001 Demonstration project open house ldquoFeeding cull cows performance and profitabilityrdquo Cattle Growersrsquo Short Course Clayton

102 Sawyer JE March 2001 Invited Presentation ldquoAdding value with growing programsrdquo Cattle Growersrsquo Short Course Clayton

103 Sawyer JE March 2001 Joint presentation with M Petersen ldquoAdding value to cull cowsrdquo Cattle Growersrsquo Short Course Clayton

104 Sawyer JE March 2001 Invited speaker ldquoThe Cattle Growersrsquo Short Course An educational opportunity in Claytonrdquo Clayton Rotary Club Clayton

105 Sawyer JE March 2001 Invited Presentation ldquoThe NUTBAL system Is it right for New Mexicordquo 7th Annual Ag Day Seminar Ft Sumner

106 Sawyer JE March 2001 Invited Presentation ldquoAngry cattle with a foot in their mouths Hot topics in animal healthrdquo 7th Annual Ag Day Seminar Ft Sumner

107 Sawyer JE March 2001 Invited Presentation ldquoRanch to Rail for New Mexico Producers Information and Updaterdquo 7th Annual Ag Day Seminar Ft Sumner

108 Sawyer JE January 2001 Presentation ldquoMoving cows to a fresh pasture improves diet quality during late winter and early springrdquo New Mexico Section Society for Range Management Annual Meeting Albuquerque

109 Sawyer JE January 2001 Invited presentation ldquoSecrets of low-cost cow-calf producersrdquo Cattlemenrsquos Livestock Market Cow-calf Producer Seminar Albuquerque

110 Sawyer JE Invited speaker ldquoExtension and research at the Clayton Livestock Research Centerrdquo Clayton Rotary Club Clayton

111 Sawyer JE November 2000 Invited Presentation ldquoCooperation between the Tucumcari and Clayton Research CentersrdquoTucumcari Ag Science Center Advisory Committee Meeting Tucumcari

112 Sawyer JE October 2000 Invited Presentation ldquoFactors affecting health and performance of New Mexico feeder calvesrdquo Taos County Fall Producer Program Taos


113 Sawyer JE 2000 Supplementation and Management Programs for Beef Production Past Present and Future Amarillo Area Beef Research Group Quarterly Meeting Clayton NM August 2000

114 Sawyer JE 1999 Evaluating beef cow efficiency Sandoval County Producer Meeting Cuba NM May 1999

Professional Honors and Awards

bull American Society of Animal Science National Pork Board Swine Industry Award for Innovation ndash The Economic impact of removing ractopamine from pork production MD Johnson DP Anderson TA Wickersham and JE Sawyer 2014

bull Vice Chancellorrsquos Award for Excellence in Team Research ndash McGregor Genomics Project Team 2007

bull 2nd Place Applied Research Award Western Section American Society for Animal Science 2005


Service

Table 7 Summary of activity on editorial board and as a reviewer

Entity Role Material

Journals

Agricultural Systems Ad hoc reviewer Research Manuscripts

Animal Ad hoc reviewer Research Manuscripts

Animals Ad hoc reviewer Research Manuscripts

Animal Feed Sci amp Tech Ad hoc reviewer Research Manuscripts

Applied Animal Science Ad hoc reviewer Research manuscripts invited reviews

Journal of Animal Science Ad hoc reviewer Research Manuscripts

Journal of Animal Science Editorial Board Research Manuscripts

Journal of Food Agriculture and

Environment

Requested reviewer Research Manuscripts

Livestock Science Ad hoc reviewer Research Manuscripts

PLoS One Ad hoc reviewer

Professional Animal Scientist

Ad hoc reviewer Research Manuscripts

Universities

University of Arizona Requested reviewer Extension materials

University of Washington Requested reviewer Promotion and Tenure

USDA

ARS Reviewer Research reports and manuscripts

Small Business Initiative Research

Reviewer Phase I Applications


Reviewer Phase II Applications

Professional and Honorary Societies

1) Global Roundtable for Sustainable Beef a First University representative as full member (Civil Society) b Chair Technical Working Group on Antibiotics c Technical Advisor Animal Health and Welfare working group d Nominated to Board of Directors (2020)

2) US Roundtable for Sustainable Beef a Founding Member b Metrics committee member c Indicator working group member

3) American Society of Animal Science


a Western Section Beef Symposium Committee b Western Section Extension Committee

4) Plains Nutrition Council a Awards Committee

5) Texas Beef Workers Group a Treasurer 2007 to 2011 b Executive Committee Chair 2006-2007 c Executive Committee Member 2005-06

6) Texas Pasture and Forage Workers a Executive Committee Member 2007 to 2009

7) American Registry of Professional Animal Scientists 8) Society for Range Management

a New Mexico Section Board of Directors 9) Texas amp Southwestern Cattle Raiserrsquos Association

a Member Research Committee 10) New Mexico Cattle Growers Association

a Growing NM Leaders Committee Chairman b Beef Quality Assurance Task Force

11) National Cattlemenrsquos Beef Association 12) Texas Cattle Feeders Association 13) Gamma Sigma Delta Honor Fraternity

Industry committees and liaison

Pfizer Scientific Exchange o Program coordinator o Host site logistics coordinator o Annual program designed to facilitate interaction among faculty of the College of

Agriculture College of Veterinary Medicine and both research and technical services professionals from Pfizer Animal Health

Elanco Stocker Advisory Board o Provide input on product development strategy and portfolio application to stocker

cattle enterprises

Departmental Service

Student Placement 1 OT Feedyard Internship developed into a supported PhD program (Fuller) 2 Cactus Feeders Developed graduate internship program (Word Trubenbach) 3 Elanco Animal Health Developed vehicle for graduate student internship placed PhD

student for semester-long project-based experience (Ryan Rhoades) 4 Five Rivers Ranch Cattle Feeders LLC Semi-annual presentations by current managers

to undergraduate and graduate courses detailing company history business models outlook and employment opportunities Develop internship opportunities for graduate and undergraduate students (Brent Barnhill Clay Cearley)

5 Capitol Livestock Develop internship opportunities an d place undergraduate and graduate students into semester-long internships Former student accepted full-


time employment has advanced rapidly up the hierarchy within the company (Ben Sublette)

6 44 Farms Developed a vehicle for student practicum and internship opportunities with a large seedstock producer in Milam Co (Annie Clement)

Student Club Advisor

1 Faculty Advisor Saddle amp Sirloin Club Largest undergraduate club on campus served for 3 years

Departmental Committees

1 Intellectual Property Committee 2 Ruminant Nutrition Search Committee 1 3 Ruminant Nutrition Search Committee 2 4 Amarillo Beef Cattle Nutrition Search Committee 5 Department Head Search Committee (2) 6 Animal Science Management Search Committee 7 Animal Science Research Advisory Committee 8 Animal Science Strategic Planning Committee (Chair) 9 Faculty Advisor Beef Cattle Systems Research Unit 10 User Group Committee Beef Cattle Systems Research Unit (Chair) 11 Mentoring Committee C Daigle (Chair resigned) 12 Mentoring Committee M Taylor (Chair) 13 Mentoring Committee D Riley (Chair)

College Service

- Equine Facility Development Committee (Co-chair) - Equine Operations Management Task Force (Ex officio) - Beef Industry Collaboration Working Group - Ranch assessments ndash ad hoc to Director

UniversityAgency Service

1 Texas AampM AgriLife Research Strategic Planning Team 2 Vice President for Research Task Force of Animal Operations 3 Texas AampM AgriLife Research Animal Care and Use Committee (Vice Chair 4

years Member 7 years) 4 Texas AampM University Institutional Animal Care and Use Committee (6 years) 5 Faculty Senate 2011 to 2013 (3 yr term) 6 Search committee ndash Food Animal Clinician College of Veterinary Medicine 7 Search committee ndash Ruminant Animal Health Amarillo AREC 8 Search committee ndash Ruminant Animal Health II Amarillo AREC 9 Search committee ndash Ruminant Nutrition Amarillo AREC 10 Large Animal Research Task Force ndash Executive Committee


Extension Service

Producer Contact 1 Telephone consultation - Provide 150 to 200 h per year of telephone

and e-mail consultation on beef cattle production and nutrition for producers in Texas Oklahoma New Mexico and Louisiana as well as Central and South America (reduced to 40 h beginning 2010)

2 Ranch Visitation ndash Provide on-site consultation (as a University representative) for several ranches each year

Program Support 1 County and Regional Programs

a Provide invited presentations to support county faculty programs

2 Beef Cattle Short Course a Nutrition Session Co-coordinator b Present in at least 2 sessions each year until 2010 c Present or moderate sessions 2011 to present

3 BEEF 101 a Provide production related presentations for a beef industry

education program 4 BEEF 706

a Provide presentation on value creation through production practices

b Multiple offerings per year National amp International Service

Global Roundtable for Sustainable Beef - Only university with full membership - Chair Technical Working Group on Antibiotics - Member Animal Health and Welfare Technical Working Group - Advisor Environmental Sustainability Working Group

US Roundtable for Sustainable Beef - Founding member (Department of Animal Science Texas AampM) - Serve on Indicator Working Group

Stocker Advisory Board ndash Elanco Animal Health - Invited member of advisory team to Elanco Animal Health - Provide reaction and input on product development industry needs

and perception management National Stocker Cattle Award Selection Committee

bull One of four members

bull Responsible for selecting from nominated producers the most outstanding stocker and grow yard operations in the United States


National Stocker Cattle Survey Working Group

bull Developed distributed and collected a national survey of stocker operators

bull Only Texas representative

bull Program supported by Elanco Animal Health and BEEF magazine Consulting Services

bull Technical expert for litigation involving management dispute in large integrated beef operation

bull Served as production management consultant for large agribusiness firm

o Approximately 10000 stocker cattle o Developed strategic plans for transitioning from row crop to

forage operations o Evaluated and made recommendations on grazing practices

for both native and improved forages

bull Serve as troubleshooter (spot work) and retained (continuing consultation) nutritional and management consultant for several backgrounders and stocker operators

bull Borlaug Institute for International AgricultureINMA Iraq - Assisted Agriculture Specialist in Iraq develop feedlot management

record-keeping system Community Service

St Andrewrsquos Episcopal Church Bryan Texas - Chair Finance Committee 2012 to 2015 - Associate Treasurer 2007 to 2010 - Strategic Planning Committee Member 2007 to present - Vestry Member 2006 to 2009 re-elected 2012 to 2015 - Youth Sunday School teacher 2010-12 - UsherOblationer 2011 to present - Senior acolyte 2014 to present - Lay Reader 2005 to 2011 - Childrenrsquos Chapel Assistant 2004 to 2011

First United Methodist Church Clayton NM 6 Board of Trustees 2001-2002 7 Finance Committee 2002-2003

Rotary International Clayton NM Chapter (2000-2003)


o Train undergraduate and graduate students in beef cattle nutrition and management o Specific teaching assignments

ANSC 408 (Stocker and Feeder Cattle Management) ANSC 608 (Beef Cattle Management) ANSC 622 (Research Methods in Animal Science) ANSC 436636 (Panhandle Beef Production Tour) and ANSC 485685 (Directed Studies)

o Advising graduate students Serve as chairco-chair of Master of Agriculture Master of Science and

Doctor of Philosophy degree committees in Animal Science Serve as a committee member on graduate committees within Animal

Science and external to the department Provide experimental design and research planning consultation

o Individual mentorship and instruction

Undergraduate research advising and Internship supervision

o Provision of guest lectures in academic and professional program settings - Research (45 of role 9 of total effort)

o Sustain research program focused on beef cattle nutrition and production management

o Secure internal and extramural funding to support research activity Funding sources include federal agencies state agencies private

foundations and corporate sponsorship o Research topics include

Management of nutrient requirements Nutritional management for production enhancement Interactions of nutrition management and animal health Innovation in production systems

o Integrate across research areas and disciplines Develop sustainable solutions to production challenges Develop valid metrics for sustainable production

- Service (10 of role 2 of total effort) o Activities in support of the Department College Texas AampM AgriLife Texas AampM

University and stakeholders including the production community commodity organizations and professional societies

September 2009 to December 2019

Superintendent McGregor Research Center (40 appointment) Texas AampM AgriLife Research Texas AampM University System Primary Responsibilities - Manage 6472 ac research facility

o 1300 brood cows and replacement females o 400-600 yearling cattle annually o 200-700 feedlot cattle annually o Cultivate wheat corn milo and hay

- Accountable for all aspects of production management marketing and budgets - Supervise 8 to 10 budgeted staff and 2 to 8 temporary or wage employees - Organize effort and allocate internal funds toward maintaining and enhancing facility

infrastructure and assets
















































Undergraduate 106

Graduate 12








Research Activities



Total Amount

Individual Amount

Proposals Funded

Total Amount

Individual Amount


External

Competitive 35 $4033832 $2237342 46 $4822394 $2482620

Non-competitive 3 $928000 $364000 3 $928000 $364000

In-Kind 4 $12375 $12375 6 $38129 $38129

Internal

Competitive 9 $947415 $372952 15 $1265645 $485848

Non-competitive 2 $125000 $108333 5 $427000 $335333

Total Funding 53 $6072376 $3120756 75 $7481168 $3705930



















































Non-Competitive









Internal

























Invited 9 19




Proceedings 8 66

Abstracts 107 174






































































































































































































Abstracts















































































































































































































































Technology Transfer







version in testing



National 19

Regional 23

State 73

























































































































Service



Journals









Environment






Universities



USDA
























cattle enterprises













College Service






Extension Service
















































































Undergraduate 106

Graduate 12








Research Activities



Total Amount

Individual Amount

Proposals Funded

Total Amount

Individual Amount


External

Competitive 35 $4033832 $2237342 46 $4822394 $2482620

Non-competitive 3 $928000 $364000 3 $928000 $364000

In-Kind 4 $12375 $12375 6 $38129 $38129

Internal

Competitive 9 $947415 $372952 15 $1265645 $485848

Non-competitive 2 $125000 $108333 5 $427000 $335333

Total Funding 53 $6072376 $3120756 75 $7481168 $3705930



















































Non-Competitive









Internal

























Invited 9 19




Proceedings 8 66

Abstracts 107 174






































































































































































































Abstracts















































































































































































































































Technology Transfer







version in testing



National 19

Regional 23

State 73

























































































































Service



Journals









Environment






Universities



USDA
























cattle enterprises













College Service






Extension Service


































































Undergraduate 106

Graduate 12








Research Activities



Total Amount

Individual Amount

Proposals Funded

Total Amount

Individual Amount


External

Competitive 35 $4033832 $2237342 46 $4822394 $2482620

Non-competitive 3 $928000 $364000 3 $928000 $364000

In-Kind 4 $12375 $12375 6 $38129 $38129

Internal

Competitive 9 $947415 $372952 15 $1265645 $485848

Non-competitive 2 $125000 $108333 5 $427000 $335333

Total Funding 53 $6072376 $3120756 75 $7481168 $3705930



















































Non-Competitive









Internal

























Invited 9 19




Proceedings 8 66

Abstracts 107 174






































































































































































































Abstracts















































































































































































































































Technology Transfer







version in testing



National 19

Regional 23

State 73

























































































































Service



Journals









Environment






Universities



USDA
























cattle enterprises













College Service






Extension Service



















































Undergraduate 106

Graduate 12








Research Activities



Total Amount

Individual Amount

Proposals Funded

Total Amount

Individual Amount


External

Competitive 35 $4033832 $2237342 46 $4822394 $2482620

Non-competitive 3 $928000 $364000 3 $928000 $364000

In-Kind 4 $12375 $12375 6 $38129 $38129

Internal

Competitive 9 $947415 $372952 15 $1265645 $485848

Non-competitive 2 $125000 $108333 5 $427000 $335333

Total Funding 53 $6072376 $3120756 75 $7481168 $3705930



















































Non-Competitive









Internal

























Invited 9 19




Proceedings 8 66

Abstracts 107 174






































































































































































































Abstracts















































































































































































































































Technology Transfer







version in testing



National 19

Regional 23

State 73

























































































































Service



Journals









Environment






Universities



USDA
























cattle enterprises













College Service






Extension Service


































Research Activities



Total Amount

Individual Amount

Proposals Funded

Total Amount

Individual Amount


External

Competitive 35 $4033832 $2237342 46 $4822394 $2482620

Non-competitive 3 $928000 $364000 3 $928000 $364000

In-Kind 4 $12375 $12375 6 $38129 $38129

Internal

Competitive 9 $947415 $372952 15 $1265645 $485848

Non-competitive 2 $125000 $108333 5 $427000 $335333

Total Funding 53 $6072376 $3120756 75 $7481168 $3705930



















































Non-Competitive









Internal

























Invited 9 19




Proceedings 8 66

Abstracts 107 174






































































































































































































Abstracts















































































































































































































































Technology Transfer







version in testing



National 19

Regional 23

State 73

























































































































Service



Journals









Environment






Universities



USDA
























cattle enterprises













College Service






Extension Service






































































Non-Competitive









Internal

























Invited 9 19




Proceedings 8 66

Abstracts 107 174






































































































































































































Abstracts















































































































































































































































Technology Transfer







version in testing



National 19

Regional 23

State 73

























































































































Service



Journals









Environment






Universities



USDA
























cattle enterprises













College Service






Extension Service

















































Non-Competitive









Internal

























Invited 9 19




Proceedings 8 66

Abstracts 107 174






































































































































































































Abstracts















































































































































































































































Technology Transfer







version in testing



National 19

Regional 23

State 73

























































































































Service



Journals









Environment






Universities



USDA
























cattle enterprises













College Service






Extension Service






































Internal

























Invited 9 19




Proceedings 8 66

Abstracts 107 174






































































































































































































Abstracts















































































































































































































































Technology Transfer







version in testing



National 19

Regional 23

State 73

























































































































Service



Journals









Environment






Universities



USDA
























cattle enterprises













College Service






Extension Service













































Invited 9 19




Proceedings 8 66

Abstracts 107 174






































































































































































































Abstracts















































































































































































































































Technology Transfer







version in testing



National 19

Regional 23

State 73

























































































































Service



Journals









Environment






Universities



USDA
























cattle enterprises













College Service






Extension Service































































































































































































































Abstracts















































































































































































































































Technology Transfer







version in testing



National 19

Regional 23

State 73

























































































































Service



Journals









Environment






Universities



USDA
























cattle enterprises













College Service






Extension Service













































































































































































































Abstracts















































































































































































































































Technology Transfer







version in testing



National 19

Regional 23

State 73

























































































































Service



Journals









Environment






Universities



USDA
























cattle enterprises













College Service






Extension Service






























































































































































































Abstracts















































































































































































































































Technology Transfer







version in testing



National 19

Regional 23

State 73

























































































































Service



Journals









Environment






Universities



USDA
























cattle enterprises













College Service






Extension Service















































































































































































Abstracts















































































































































































































































Technology Transfer







version in testing



National 19

Regional 23

State 73

























































































































Service



Journals









Environment






Universities



USDA
























cattle enterprises













College Service






Extension Service






























































































































































Abstracts















































































































































































































































Technology Transfer







version in testing



National 19

Regional 23

State 73

























































































































Service



Journals









Environment






Universities



USDA
























cattle enterprises













College Service






Extension Service













































































































































Abstracts















































































































































































































































Technology Transfer







version in testing



National 19

Regional 23

State 73

























































































































Service



Journals









Environment






Universities



USDA
























cattle enterprises













College Service






Extension Service




























































































































Abstracts















































































































































































































































Technology Transfer







version in testing



National 19

Regional 23

State 73

























































































































Service



Journals









Environment






Universities



USDA
























cattle enterprises













College Service






Extension Service

































Documents

Jason E. Sawyer, Ph.D