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WEBINAR
Animal feed preservation:
the research behind improved efficiency
16.9.2020
Marcia FrancoResearch Scientist
Marketta RinneResearch Professor
2 16.9.2020
Artturi I. Virtanen
Nobel Prize in Chemistry 1945Expectation x Reality
Andy Kelly
Luca Basili
@Maaninka/Luke
3 16.9.2020
Structure, facilities and possibilities
Timothy
Red clover
4 16.9.2020
Structure, facilities and
possibilities
Cereals
5 16.9.2020
Structure, facilities and
possibilities
Faba beans
6 16.9.2020©Luke / Marketta Rinne
Pilot scale ensiling experiments
7 16.9.2020
Pilot scale ensiling experiments
©Luke / Marketta Rinne
Treatment application and ensiling
8 16.9.2020
Cylindrical silos – Pilot scale ensiling experiment
9 16.9.2020
Experimental silos
Vacuum plastic bags & Jars
Pilot scale ensiling experiments
10 1016.9.2020@Luke / Riikka Perttala
Maize silage making: novel under Finnish climatic conditions
Pilot scale ensiling experiments
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16.9.20
20@Luke / Juho Pirttiniemi, Léa Piou & Marcia Franco
Maize: Opened after
4 months of ensiling
12 16.9.2020
@Luke / Marketta Rinne
Farm scale ensiling experiments
@Luke / Marcia Franco
Bunkers / Clamps
13 16.9.2020 @Luke / Marketta Rinne
Farm scale ensiling experiments
Bunkers / Clamps
14 16.9.2020
@Luke / Juho Pirttiniemi@Luke / Marketta Rinne
Farm scale ensiling experiments Bunkers / Clamps
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Farm scale ensiling experiments
Bales
@Luke / Marketta Rinne
16 16.9.2020
✓Chemical composition
✓Fermentation quality
✓Aerobic stability
Opening silos + analyses
✓Microbial quality
✓Bacterial communities
(DNA extraction + sequencing)
17 16.9.2020
Silage Metagenomics – Genomic tools can improve ensiling
Abundance of bacterial populations of grass silage treated with additives under different compaction and soil contamination levels
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100g_Stenotrophomonasf_Comamonadaceaeg_Sphingomonasg_Rhizobiumg_Agrobacteriumg_Devosiaf_Aurantimonadaceag_Mycoplanaf_Leuconostocaceaeg_Pediococcusg_Lactobacillusf_Lactobacillaceaeg_Enterococcusg_Pedobacterf_Sphingobacteriaceaeg_Cryocola
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These new technologies related to whole
comparative genomics and metagenomics
can give us far more detailed information
about microbiota of raw material and silage
than classic microbiology.
1. Farm scale twin screw press (Haarslev) 2. Farm scale single screw press (Pellon)
Farm scale
©Luke / Marcia Franco & Marketta Rinne
1st step of biorefinery
↓
Liquid-solid separation
Biorefinery
4. Laboratory scale pneumatic press (Luke)3. Laboratory scale twin screw press (Angel Juicer)
©Luke / Marcia Franco & Tomasz Stefański
Laboratory scaleBiorefinery
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Preservation of whole grain
Aerobic stability
One year experiment
©Luke / Marcia Franco & Marketta Rinne
23 16.9.2020
Probe 59
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Aerobic stability – Different approaches
©Luke / Marcia Franco, Marketta Rinne & Taina Jalava
✓Mould score
✓CO2 production
25 16.9.2020
y = 0.9523x - 16.962R² = 0.936
y = 0.951x + 1.4331R² = 0.979
y = 0.8036x + 20.791R² = 0.567
y = 0.6664x + 47.619R² = 0.528
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48 72 96 120 144 168 192
Ae
rob
ic s
tab
ilit
y,
ho
urs
Aerobic stability, hours
CO2 threshold 1mg
CO2 threshold 2mg
Score threshold Score 1
Score threshold Score 2
Correlation between increase in temperature and the alternative methods to evaluate aerobic stability
Crimped wheat grain
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27 16.9.2020
Sustainability – Improving shelf life of by-product & its use as animal feed
©Luke / Marcia Franco & Marketta Rinne
28 16.9.2020
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Effect of potato by-product on total mixed ration stability, feed intake, diet
digestibility and milk production in dairy cows
Thank you!
Marcia FrancoResearch Scientist
+358 29 532 2108
