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December 8, 2000. Soil Fertility Research and Education Program. Soil Fertility Research and Education Project, 1992-2000. ProductNumberAvg. Student Degrees (M.S. and Ph.D)293.6 Journal Publications637.9 Books/Book Chapters70.9 Web Sites70.9 Proceedings162.0 - PowerPoint PPT Presentation
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Soil Fertility ResearchSoil Fertility ResearchSoil Fertility ResearchSoil Fertility Research Oklahoma State UniversityOklahoma State UniversityOklahoma State UniversityOklahoma State University
December 8, 2000December 8, 2000December 8, 2000December 8, 2000
Soil Fertility Research Soil Fertility Research and Education Programand Education ProgramSoil Fertility Research Soil Fertility Research and Education Programand Education Program
Soil Fertility ResearchSoil Fertility ResearchSoil Fertility ResearchSoil Fertility Research Oklahoma State UniversityOklahoma State UniversityOklahoma State UniversityOklahoma State University
Product Number Avg.Student Degrees (M.S. and Ph.D) 29 3.6Journal Publications 63 7.9Books/Book Chapters 7 0.9Web Sites 7 0.9Proceedings 16 2.0Other Publications 22 2.8Abstracts 120 15Research Bulletins 15 1.9Fact Sheets 3 0.4Field Days 3 0.4
Product Number Avg.Student Degrees (M.S. and Ph.D) 29 3.6Journal Publications 63 7.9Books/Book Chapters 7 0.9Web Sites 7 0.9Proceedings 16 2.0Other Publications 22 2.8Abstracts 120 15Research Bulletins 15 1.9Fact Sheets 3 0.4Field Days 3 0.4
Soil Fertility Research and Education Project, 1992-2000
Soil Fertility Research and Education Project, 1992-2000
Soil Fertility ResearchSoil Fertility ResearchSoil Fertility ResearchSoil Fertility Research Oklahoma State UniversityOklahoma State UniversityOklahoma State UniversityOklahoma State University
Sensor assemblySensor assemblySensor assemblySensor assembly
Sensed areaSensed area(treated area)(treated area)Sensed areaSensed area(treated area)(treated area)
Variable rateVariable ratespray nozzlespray nozzleVariable rateVariable ratespray nozzlespray nozzle
Soil Fertility ResearchSoil Fertility ResearchSoil Fertility ResearchSoil Fertility Research Oklahoma State UniversityOklahoma State UniversityOklahoma State UniversityOklahoma State University
Equipment TechnologiesMooresville, IN 46158Equipment TechnologiesMooresville, IN 46158
Soil Fertility ResearchSoil Fertility ResearchSoil Fertility ResearchSoil Fertility Research Oklahoma State UniversityOklahoma State UniversityOklahoma State UniversityOklahoma State University
406, 407, 439 406, 407, 439 406, 407, 439 406, 407, 439
501, 502, 503, 501, 502, 503, 504, 505504, 505501, 502, 503, 501, 502, 503, 504, 505504, 505
MagruderMagruder222222MagruderMagruder222222
801, 802, 801, 802, 803, 804803, 804801, 802, 801, 802, 803, 804803, 804
Long-Term Soil Fertility ExperimentsLong-Term Soil Fertility Experiments
Soil Fertility ResearchSoil Fertility ResearchSoil Fertility ResearchSoil Fertility Research Oklahoma State UniversityOklahoma State UniversityOklahoma State UniversityOklahoma State University
Use of EM as a data layer to better predict yield potential
Use of EM as a data layer to better predict yield potential
Soil Fertility ResearchSoil Fertility ResearchSoil Fertility ResearchSoil Fertility Research Oklahoma State UniversityOklahoma State UniversityOklahoma State UniversityOklahoma State University
In-Season Estimated Yield (INSEY)Including VIRGINIA Tech Data (7 Locations) from Dr. S.B. PhillipsIn-Season Estimated Yield (INSEY)Including VIRGINIA Tech Data (7 Locations) from Dr. S.B. Phillips
0
1
2
3
4
5
6
0 0.001 0.002 0.003 0.004 0.005 0.006 0.007 0.008
INSEY (NDVI Feekes 4-6/days from planting to Feekes 4-6)
Gra
in Y
ield
, M
g h
a -1
N*P Perkins, 1998
S*N Perkins, 1998
S*N Tipton, 1998
N*P Perkins, 1999
Experiment 222, 1999
Experiment 301, 1999
Efaw AA, 1999
Experiment 801, 1999
Experiment 502, 1999
N*P Perkins, 2000
Experiment 222, 2000
Experiment 301, 2000
Efaw AA, 2000
Experiment 801, 2000
Experiment 502, 2000
Hennessey, AA, 2000
VIRGINIA (7 Loc's)
Soil Fertility ResearchSoil Fertility ResearchSoil Fertility ResearchSoil Fertility Research Oklahoma State UniversityOklahoma State UniversityOklahoma State UniversityOklahoma State University
Hand-Held Sensor DevelopmentHand-Held Sensor Development
Department of Biosystems and Agricultural EngineeringDepartment of Biosystems and Agricultural Engineering
Soil Fertility ResearchSoil Fertility ResearchSoil Fertility ResearchSoil Fertility Research Oklahoma State UniversityOklahoma State UniversityOklahoma State UniversityOklahoma State University
VISIT OUR WEBSITESVISIT OUR WEBSITES
www.dasnr.okstate.edu/precision_agwww.dasnr.okstate.edu/precision_ag
www.dasnr.okstate.edu/nitrogen_usewww.dasnr.okstate.edu/nitrogen_use
Soil Fertility ResearchSoil Fertility ResearchSoil Fertility ResearchSoil Fertility Research Oklahoma State UniversityOklahoma State UniversityOklahoma State UniversityOklahoma State University
Project 1995 1996 1997 1998 1999 2000 2001 2002 TOTAL
1 Continuation of long-term experiments 28000 28000 29000 29000 29000 29000 29000 29000 230000Total and inorganic soil N as affected by method of application and residue management
6000 7000 15000 28000
Alternative spring application methods of NH3 for winter wheat 10000 10000 15000 15000 15000 65000Deep knife N application in winter wheat (UAN vs AA) 5000 8000 8000 8000 8000 37000Deep soil core sampling in long-term soil fertility experiments (NH4 and NO3)
16000 16000 10000 5000 5000 52000
2 Applications of high rates of sewage sludge on wheat quality and yield
0
Nutritional Control of Cheat in winter wheat production systems (field and laboratory)
10000 12000 12000 15000 15000 15000 79000
Foliar N fertilizer control of cheat, replicated N source, N rate trials 12000 12000 15000 15000 15000 69000
Environmental and physical conditions associated with inorganic N Buffering
5000 5000 10000
3 Effect of pre and post flowering foliar N on wheat grain yield and grain protein
5000 5000 5000 6000 6000 27000
Estimating soil profile inorganic N accumulation efficiency in winter wheat
7000 7000 7000 21000
Estimating plant N loss using 15N and difference methods 8000 8000 8000 10000 10000 44000Differences in N use efficiency for grain and forage production systems
7000 7000 7000 10000 15000 15000 61000
4 Foliar applications of Ethephon and KH2PO4 for delayed senescence and increased NUE
5000 5000 6000 6000 22000
5 UAN, UREA and Ammonium Nitrate, Incorporated and Not Incorporated Pre-Plant, Winter Wheat
5000 5000 6000 6000 22000
6 Anhydrous NUE (V-Blade) vs knife-AA, AN, Urea + gyp 5000 5000 6000 6000 6000 280007 AA-V-Blade evaluation in No-Tillage and Conventional Tillage 6000 6000 6000 180008 Improving NUE in Winter Wheat Varieties (NRI), (Blackw ell,
Hennessey)6000 6000 6000 18000
9 Estimated N Mineralization From Long-Term Experiments 6000 6000 6000 18000
Soil Fertility ResearchSoil Fertility ResearchSoil Fertility ResearchSoil Fertility Research Oklahoma State UniversityOklahoma State UniversityOklahoma State UniversityOklahoma State University
AI: year activity was initiated EP: Environmental Protection
AP: activity in progress CP: Crop Production
ASF: continuous soil fertility project activity A: Analytical (statistical/chemical)
AC: activity completed T: Teaching
ProjectActivity Description
1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 Comp. Doc AreaField Experiments
Nitrogen Fertilizer Use Efficiency/Environmental SafetyWinter Wheat
1 Continuation of long-term experiments (Magruder Plots, 222, 301, 406, 407, 439, 501, 502, 503, 504, 505, 801, 802, 803, 804)
ASF ASF ASF ASF ASF ASF ASF ASF ASF ASF J2, J3, J5, J9, J10, J19, J24, J29, J31, J36, J48, J50, J57, J59, J63, A20, A26, A27, A34, A67, A78, A82, A91, A97, A101, A109, A110, A111, A120, RB2, RB3, OP15, OP18
EP, CP 14
2 Applications of High Rates of Sew age Sludge and Ammonium Nitrate on Wheat Quality and Yield (Efaw )
AI ASF ASF ASF ASF ASF ASF ASF ASF A53, A109, A110, A111, J23. O15
EP, CP 1
3 Effect of pre and post f low ering foliar N on w heat grain yield and grain protein (Efaw , Perkins)
AI AP AP AP A103 EP,CP 2
4 Foliar applications of Ethephon and KH2PO4 for delayed senescence and increased NUE (Tipton, Efaw )
AI AP AP A115 EP, CP 2
5 UAN, UREA and Ammonium Nitrate, Incorporated and Not Incorporated Pre-Plant, Winter Wheat (Tipton, Efaw )
AI AP AP A117 EP, CP 2
6 Anhydrous NUE (V-Blade) vs knife-AA, AN, Urea + gyp (Hennessey, Efaw )
AI AP AP OP22 EP, CP 2
7 AA-V-Blade evaluation in No-Tillage and Conventional Tillage (Efaw , Lahoma)
AI AP EP,CP 2
8 Improving NUE in Winter Wheat Varieties (NRI), (Blackw ell, Hennessey)
AI AP EP, CP 2
9 Estimated N Mineralization From Long-Term Experiments AI AP CP 1Corn
10 Assessment of Canopy Reduction Techniques for Legume Interseeding in Corn (Goodw ell)
AI AP AP AP AP AP AP AP A65, WI, OP22 EP, CP 1
11 Corn Grain Yield Response to Timing of Residue Incorporation, Method, Source and Rate of Nitrogen under Irrigation
AI AP AP AP AP AP AP AP EP, CP 1
12 Beef manure, sw ine eff luent and AA comparison EP, CP 1
Soil Fertility ResearchSoil Fertility ResearchSoil Fertility ResearchSoil Fertility Research Oklahoma State UniversityOklahoma State UniversityOklahoma State UniversityOklahoma State University
COMPLETION DOCUMENTS
Journal Publications
J1. Johnson, G.V. and D.L. Nofziger. 1992. NPK$PLUS: A computer program to examine agronomic and economic value of alternative fertilizer rates. J. Prod. Agr. 5:415-420.
J2. Raun, W. R., H. J. Barreto, and R. L. Westerman. 1993. Use of stability analysis for long-term soil fertility experiments. Agron. J. 85:159-167.
J3. Westerman, R.L, R.K. Boman, W.R. Raun and G.V. Johnson. 1994. Ammonium and nitrate nitrogen in soil profiles of long-term winter wheat fertilization experiments. Agron. J. 86:94-99.
J4. Boman, R.K., and R.L. Westerman. 1994. Nitrogen and mepiquat chloride effects on the production of nonrank, irrigated, short-season cotton. J. Prod. Agric. 7:70-75.
J5. Guertal, E.A., W.R. Raun, R.L. Westerman and R.K. Boman. 1994. Applications of stability analysis for long-term experiments. Agron. J. 86:1016-1019.
J6. Sembiring, H., W.R. Raun, G.V. Johnson and R.K. Boman. 1995. Effect of wheat straw inversion on soil water conservation. Soil Sci. 159:81-89.