ON-FARM NETWORK SOYBEAN TRIAL RESULTS

Transcription

1 ON-FARM NETWORK SOYBEAN TRIAL RESULTS Matt Hoffman Northwest Iowa Regional Agronomist Iowa Soybean Association

2 Agenda On-Farm program Trial Setup Results HeadsUp Seed Treatment Terramax inocculant Nitamin foliar nitrogen soyscience foliar fertilizer Over The Top foliar fertilizer Priaxor fungicide 2018 Trial Opportunities

3 Program Overview Farmers working with the On-Farm Network discover, validate and increase the use of inputs and practices that improve: productivity environmental stewardship profitability Know what products and practices work best on your farm Create fact-based answers to todays farming challenges

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5 On-Farm Network Advantage Farmers equipment - practices - fields GPS and yield monitor to collect spatial data Statistically valid cause and effect relationships between the factors measured

6 Trial Setup 4 reps, >600 ft strips 2 and 3 treatment trials typical Keep other factors consistent Aerial Imagery of trial fields Plot plans or prescriptions can be created for farmer guides

7 Trial Setup

8 Trial Setup

9 Trial Setup - Protocols Basic trial layout provided Application details clearly displayed All contact information listed at bottom

10 HeadsUp Seed Treatment Biological controls as seed treatments growing Plant protectant derived from quinoa extract reported to lessen the losses from sudden death syndrome (SDS), rhizoctonia root rot, damping off and white mold University trials modest positive results

11 HeadsUp Seed Treatment 12 locations Seed treated by a seed supplier with Acceleron and Acceleron + Heads Up Asgrow AG2433 Asgrow AG3231

12 HeadsUp Seed Treatment Yield Range Bu/A -1.0 to +2.2 Bu/A response Dryer than average conditions encountered Low SDS, white mold, early season disease pressure in most fields Yield (Bu/A) Yield Advantage.34 Flat response across trials Positive responses not statistically significant -4-5 ST2017IA0109 ST2017IA0048 ST2017IA0033 ST2017IA0108 ST2017IA0110 ST2017IA0045 ST2017IA0073 Locations ST2017IA0044 ST2017IA0120A ST2017IA0046 ST2017IA0050 ST2017IA0054 Mean

13 Terramax Azospirillum bacteria Nitrogen fixation vital for soybean production Research in South America has shown a significant yield advantage for co-inoculation in soybeans Test the theory that the Azospirillum would work synergistically with native rhizobium to stimulate nodulation and enhance yield Dry powder hopper-box or liquid in-furrow

14 Terramax 15 locations

15 Terramax No trials produced a statistical yield advantage Yield range Bu/A -2.3 to +1.7 Bu/A response Loss of product to dust for the TerraMax applied as a dry hopper box material Visual differences and advantages within isolated areas of fields Worth a closer look Yield Advantage (Bu/A) ST2017IA0166 ST2017IA0085 ST2017IA0087 ST2017IA0226 ST2017IA0224 ST2017IA0090 ST2017IA0055 ST2017IA0088 ST2017IA0119 Locations ST2017IA0076 ST2017IA0172 ST2017IA0091 ST2017IA0052 ST2017IA0086 ST2017IA Mean

16 Enhanced N-Fixation in Soybeans

17 Koch Agronomic Services Nitamin Proprietary liquid nutrient formulation for soybeans Formulated for optimum leaf uptake Research from South America has shown a significant yield response to foliar feeding soybeans with low rates of nitrogen 1 R1-R3

18 Nitamin 9 locations

19 Nitamin Flat response Yield range Bu/A -1.0 to +1.3 Bu/A response 1 high yielding field 10 bu/a Yield Advantage (Bu/A) ST2017IA0161 ST2017IA0217 ST2017IA0145 ST2017IA0198 ST2017IA0029 ST2017IA0127 ST2017IA0163 ST2017IA0162 ST2017IA0144 Mean Locations

20 Nitamin

21 AgXplore soyscience Proprietary liquid nutrient formulation for soybeans Research in other states has indicated a foliar post-app can enhance soybean yield 2 R1-R3 vs untreated

22 AgExplore soyscience 6 locations

23 AgExplore soyscience Slightly negative response Yield Range Bu/A -2.6 to Bu/A response Yield Advantage (Bu/A) ST2017IA0215 ST2017IA0146 ST2017IA0125 ST2017IA0218 ST2017IA0165 ST2017IA0147 Mean Locations

24 AGBIO-LOGIC Over The Top w/potash Proprietary liquid nutrient formulation for soybeans Humic acid + NPK + micros Research in other states indicated that foliar post-app can enhance soybean yield 1 V3-V5

25 AGBIO-LOGIC Over The Top w/potash 5 locations

26 AGBIO-LOGIC Over The Top w/potash Small yield differences Yield levels ranged from 52 to 68 Bu/A Yield Advantage -1.0 to Bu/A response Yield Advantage (Bu/A) ST97 ST98 ST187 ST184 ST126 Mean Locations

27 Priaxor fungicide 2 actives fluxapyroxad and pyraclostrobin Yield enhancement of Priaxor fungicide under Iowa soils and weather patterns 4 R1-R3 on soybeans

28 Priaxor fungicide-soybeans 10 locations

29 Priaxor fungicide-soybeans Yield range Bu/A -0.9 to Bu/A response Dry midseason conditions across much of the state Higher responses were located in the northern half of the state Yield Advantage (Bu/A) Yield Advantage ST2017IA0214 ST2017IA0158 ST2017IA0106 ST2017IA0156 ST2017IA0200 ST2017IA0219 ST2017IA0159 ST2017IA0105 ST2017IA0153 ST2017IA0148 Mean Locations

30 Fungicide Profitabilty-Soybeans Treatment Costs Soybean Price / Bushel $7.00 $8.00 $9.00 $10.00 $11.00 $12.00 $13.00 Bushel / Acre Gain $ $ $ $ $ $ $ $ $ Top Trial Mean

31 Soybean Fungicide Yield Advantage 462 Trials ( ) Response Range: Bu/A Yield Advantage (Bu/A) *4 *3 * Mean Year *Aproach, Custodia, Domark, Headline, Headline AMP, Laredo, Proline, Priaxor, Quadris, Quilt, Stratego, Stratego YLD, Zolera FX

32 Fungicide Profitabilty on Soybeans Treatment Costs Soybean Price / Bushel $7.00 $8.00 $9.00 $10.00 $11.00 $12.00 $13.00 Bushel / Acre Gain $ $ $ $ $ Year $ Avg $ $ $ Should I spray or not? Variety susceptibility, disease history in the field, weather, scouting

33 Possible reasons for flat results

34 Disease Pressure?

35 Wheel Tracks?

36 Wheel Tracks? Hanna, S., S. Conley, J. Santini Managing Fungicide Applications in Soybean. SPS-103-W. Purdue University.

37 Possible reasons for flat results

38 2018 Trial Opportunities

39 Poly4 Polyhalite vs Potash 14% K2O, 17% CaO, 6% MgO and 19% S Low chloride fertilizer with improved nutrient uptake. Poly4 provided for trial Targeting potassium deficient fields. Applied Spring 2018 Corn or Soybeans

40 Nitrogen Management in Cover Crop before Corn Corn can be vulnerable to early season N deficiency Testing nitrogen form or timing AMS vs 32%UAN All N preplant vs Split application Targeting cover crop fields going to corn

41 Cover Crop Termination Timing Termination timing of cover crops can greatly effect the performance of the cash crop Compare cover crop terminated 2 weeks pre-plant, at planting, and after planting

42 Multi-Rate Nitrogen 5-Rate Nitrogen trials Year 2 80, 110, 140, 170, 200 lbs/a CS Rotation 110, 140, 170, 200, 230 lbs/a CC Rotation Testing Precision Planting s Smart Firmer Year 1 results are covered in: Adaptive N Management Anthony Martin Corn Research Trials Rich Stessman

43 Soybean Seeding Rate Plant replicated strips of: 120, 140, 160K seeds/a Testing Precision Planting s Smart Firmer Optimum seeding rate Potential for VRS

44 Tillage - Strip-till, No-till, Conventional till Compare yield and other agronomic benefits between different tillage practices

45 Nematicide Seed Treatment SCN found in 98% of fields in 2017 SCN #1 soybean pest ~20 acres of treated seed provided for trials

46 TerraMax inoculant seed treatment Characterize the level of enhanced nodulation for new inoculant Seed will come pretreated with TerraMax inoculant

47 Valent MycoApply EndoPrime on Corn Contains humic acids and mycorrhizae to promote increased nutrient availability Help prevent drought stress with increased root growth Applied in-furrow with starter or water

48 AgXplore BorPak on Soybean Boron manages plant carbohydrate levels Essential during bloom and pod set Soybean foliar applied V3-V5 with post or R1-R3 with fungicide

49 Tryptophan concentrate Tryptophan acts as a natural growth stimulant similar to auxins This product is still in early development research Applied V5-V8

50 Post + Residual Herbicide Trouble managing late season weeds Post residual herbicide can prevent late season weed emergence Outlook herbicide provided for post residual application before V5

51 Other Trial Opportunities Row Spacing Multi-hybrid planting Nutrient form/timing Humic/Fulvic Acid + Fertilizer Draper vs conventional head Ag Technologies Others??

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53 Takeaways On-Farm trials invaluable before making a change Soybean inoculants didn t pay but worth a second look Negligible soybean foliar responses Fungicide yield bump on soybeans 2018 On-Farm Trial opportunities

54 Thank you!

55 QUESTIONS? Funded in part by the soybean checkoff.