Chad Lee, University of Kentucky, 2006 1 Soybean Variety Trials 2006 University of Kentucky Soybean VarietiesSoybean Varieties | Corn Hybrids | EtOH Hybrids.

Chad Lee, University of Kentucky, 2006 2 Soybean Variety Trials Each variety chosen by seed company 5 locations Replicated at each location Each variety randomly placed Soybean VarietiesSoybean Varieties | Corn Hybrids | EtOH Hybrids | SBR 2007 | Record Yield | Soybean Pops | Corn SilageCorn HybridsEtOH HybridsSBR 2007 Record YieldSoybean PopsCorn Silage

Chad Lee, University of Kentucky, 2006 3 YIELD (BU/AC) A BRAND -- VARIETY2006 05-06 04-06 MATURITY GROUP II-III (RELATIVE MG 2.7-3.9) ~ASGROW AG3905*62.659.362.9 ~ASGROW AG3705*61.1 ~EXCEL BRAND 8396RR/STS60.4 ~DEKALB DKB36-52*59.754.058.5 ~SOUTHERN CROSS STEPHEN 3.8 N, RR*59.756.961.3 ~EBBERTS 1386RR**59.5 ~ASGROW AG3906*59.557.3 ~VIGORO V36N5RR**59.254.6 ~VIGORO V38N5RS**59.255.160.6 ~PIONEER VARIETY 93M90*59.055.661.1 ~SEED CONSULTANTS SC 9396RR**58.954.5 NSSTEWART SEEDS SIG M4011158.6 ~Roundup Ready variety PEntries with a P prefix are public varieties. NSEntries with a NS prefix are novel soybean varieties

Chad Lee, University of Kentucky, 2006 4 200605-0604-06 MATURITY GROUP EARLY IV (RELATIVE MG 4.0-4.5) ~STINE 4402-4**63.8 ~GUTWEIN H-4534RR**62.259.9 ~DELTAGROW 4150 RR*61.3 ~GREAT LAKES GL 4129RR**61.3 ~CAVERNDALE CF 422 RR/STSn**60.8 ~DEKALB DKB42-51*60.8 ~BECK 422NRR**60.5 ~PIONEER VARIETY 94M50*60.357.4 ~HELENA BRAND SEED 4375**60.058.365.2 ~ASGROW AG4404*59.857.7 ~ADLER SEEDS 432RRN*59.7 ~ASGROW AG4103*59.6 ~VIGORO V42N7RS**59.5 ~DELTA KING DKXTJ74459.4 ~DELTA AND PINE LAND DP 4331 RR*59.358.463.7 ~PIONEER VARIETY 94M31*59.1 ~Roundup Ready variety PEntries with a P prefix are public varieties. NSEntries with a NS prefix are novel soybean varieties

Chad Lee, University of Kentucky, 2006 5 200605-0604-06 MATURITY GROUP LATE IV (RELATIVE MG 4.6-4.9) ~SOUTHERN CROSS ELI 4.7 N, STS, RR63.5 ~STINE 4782-463.2 ~NKXR 4669**61.6 ~GREAT LAKES GL 4709RR**60.5 ~VIGORO V49N6RR**60.560.8 ~DELTAGROW 4970 RR**60.3 ~NK BRAND S49-Q9**60.260.363.0 ~EXCEL BRAND 8447NRR*60.2 ~STEYER 4700 RR SCN**60.160.665.0 ~SOUTHERN STATES RT 4808N**60.060.8 ~NKXR 4967**59.5 ~DELTA KING DK446159.458.564.7 ~ASGROW AG490359.060.1 ~GUTWEIN H-4878RR**59.058.0 ~Roundup Ready variety PEntries with a P prefix are public varieties. NSEntries with a NS prefix are novel soybean varieties

Chad Lee, University of Kentucky, 2006 6 200605-0604-06 MATURITY GROUP V UNISOUTH GENETICS USG 5601T61.364.066.2 ~UNISOUTH GENETICS USG 5637961.2 ~DELTAGROW 5160 RR**61.1 UNISOUTH GENETICS USG 5002T60.563.964.0 PANAND**59.760.259.9 ~UNISOUTH GENETICS USG ALLEN58.9 ~SOUTHERN CROSS DAMASCUS 5.0 N, RR58.7 ~EXCEL BRAND 8520NRR*58.7 ~DELTA KING DK52K6**57.8 ~Roundup Ready variety PEntries with a P prefix are public varieties. NSEntries with a NS prefix are novel soybean varieties

Chad Lee, University of Kentucky, 2006 7 YIELD (bu/a) 200605-0604-06 GROUP III AVERAGE54.751.756.8 EARLY GROUP IV AVERAGE57.556.161.7 LATE GROUP IV AVERAGE57.557.762.6 GROUP V AVERAGE55.257.258.8 Soybean VarietiesSoybean Varieties | Corn Hybrids | EtOH Hybrids | SBR 2007 | Record Yield | Soybean Pops | Corn SilageCorn HybridsEtOH HybridsSBR 2007 Record YieldSoybean PopsCorn Silage

Chad Lee, University of Kentucky, 2006 8 MATURITY GROUP EARLY IV (RELATIVE MG 4.0-4.5) TOP RRSTINE 4402-4**63.8 TOP NON-RRDIENER SEEDS D400S (NOVELTY)57.7 MATURITY GROUP V TOP NON-RRUNISOUTH GENETICS USG 5601T61.3 TOP RRUNISOUTH GENETICS USG 5637961.2 MATURITY GROUP LATE IV (RELATIVE MG 4.6-4.9) TOP RRSOUTHERN CROSS ELI 4.7 N, STS, RR63.5 TOP NON-RRNo varieties entered RR vs. non-RR Soybean VarietiesSoybean Varieties | Corn Hybrids | EtOH Hybrids | SBR 2007 | Record Yield | Soybean Pops | Corn SilageCorn HybridsEtOH HybridsSBR 2007 Record YieldSoybean PopsCorn Silage

Chad Lee, University of Kentucky, 2006 9 http://www.uky.edu/Ag/GrainCrops/varietytesting.htm

Chad Lee, University of Kentucky, 2006 12 CORN Plant 30 lbs of seed Yield 10,000 lbs of grain > 300 x increase

Chad Lee, University of Kentucky, 2006 13 Corn Hybrid Performance Trials Over 140 hybrids Separated into maturities –Early (≤112 days) –Medium (113-117 days) –Late (≥118 days) Specialty groups –High Oil –Ethanol Production Efficiency

Chad Lee, University of Kentucky, 2006 14

Chad Lee, University of Kentucky, 2006 21 Table 4E-1YR. Annual Summary, 2006, Early Hybrids (112 Days to Maturity or Earlier), All Locations. YIELD MOISTSTANDLODGTEST WT BU/AC%%LBS/BU BRAND/HYBRID2006 DEKALB DKC61-45(RR2/YGCB)198.3*15.7100.01.957.1 LG SEEDS LG2600BT198.0*15.9100.02.455.6 BECKS 5444RR197.1*15.7100.08.957.7 MYCOGEN 2T780(HX1)196.6*16.8100.04.157.6 GARST SEED CO. 8450IT194.4*16.699.82.857.3 CROPLAN GENETICS 691BT/LL194.0*16.9100.02.257.6 SS 647RR2YGCB193.6*16.1100.04.857.5 AGRIGOLD A6455BT193.3*16.199.93.956.6 ADLER 4710YGCB193.1*15.899.94.757.0 NK BRAND/N68-B8 CB/LL191.0*15.9100.02.155.9 GOLDEN HARVEST H-9107190.7*15.8100.04.055.9 EARLY AVERAGE183.316.299.93.557.4 LSD (0.10)8.0 0.42.60.51.5 TOP YIELDS

Chad Lee, University of Kentucky, 2006 22 Table 5M-1YR. Annual Summary, 2006, Medium Hybrids (113-117 Days to Maturity), All Locations YIELD BU/AC BRAND/HYBRID2006BRAND/HYBRID2006 PIONEER 33R81(YGCB/RR2)197.0*AX1143192.5* DEKALB DKC63-46(RR2/YGCB)196.5*ADLER 8215YGCB/RR192.4* CROWS 5131B196.4*TRISLER 5337RRCB191.7* CROPLAN GENETICS 731HX/LL195.2*CAVERNDALE CF884190.7* BELLE 1533Y195.0*BECKS 7916CBRR190.6* PIONEER BRAND 33Y45194.9*DYNA-GRO 57P12190.5* DEKALB DKC64-81(YGCB)194.9*AGRIGOLD A6622190.5* GARST 8350YG1194.3*SO. STATES 777RR2YGPL190.2* PIONEER 33P70(YGCB/RR2)194.1*GOLDEN HARVEST L-9H63BT190.2* DEKALB DKC66-23(RR2/YGCB)193.9*SEED CONSULTANTS SC11H76189.7* AGRIGOLD A6633BT193.5*SEED CONSULTANTS SC11BR45189.1* BECKS 5816CBRR192.5* MEDIUM AVERAGE185.3 LSD (0.10)8.1 TOP YIELDS

Chad Lee, University of Kentucky, 2006 23 Table 6L-1YR. Annual Summary, 2006, Late Hybrids (118 Days to Maturity or Later), All Locations. YIELD MOISTSTANDLODGTEST WT BU/AC%%LBS/BU BRAND/HYBRID2006 PIONEER BRAND 31G71(HX/LL/RR2)192.3*17.999.12.957.5 PIONEER BRAND 31D58191.2*18.999.01.957.9 PIONEER BRAND 31P41188.4*18.399.03.758.2 LATE AVERAGE172.219.299.53.057.5 LSD (0.10)6.0 0.52.01.21.1 TOP YIELDS Soybean VarietiesSoybean Varieties | Corn Hybrids | EtOH Hybrids | SBR 2007 | Record Yield | Soybean Pops | Corn SilageCorn HybridsEtOH HybridsSBR 2007 Record YieldSoybean PopsCorn Silage

Chad Lee, University of Kentucky, 2006 25 Corn Yields and Ethanol Production 20 hybrids Grain yields checked at 4 locations Controlled pollination at one location EtOH checked at an independent lab Soybean VarietiesSoybean Varieties | Corn Hybrids | EtOH Hybrids | SBR 2007 | Record Yield | Soybean Pops | Corn SilageCorn HybridsEtOH HybridsSBR 2007 Record YieldSoybean PopsCorn Silage

Chad Lee, University of Kentucky, 2006 29 Corn Planting ID-139: A Comprehensive Guide to Corn Management in Kentucky. Planting Date –April 1 to May 1 western Kentucky –April 15 to May 15 eastern and central KY –Soil temperatures should be above 50 o F at a 2-inch depth for 3 or 4 days Planting Depth –1 ½ - 2 inches

Chad Lee, University of Kentucky, 2006 30 Selecting a Corn Hybrid 1.High-yielding 2.University Hybrid Yield Tests 3.Cornborer- resistant (Bt) Hybrids for late plantings

Chad Lee, University of Kentucky, 2006 31 Recommended Corn Seeding Rates ID-139: A Comprehensive Guide to Corn Management in Kentucky. Growing ConditionSeeds / Acre Rainfed Grain Corn (No-Till and Conventional) 22,000 to 30,000 Irrigated Grain (No-Till and Conventional) 26,000 to 32,000 Silage 24,000 to 30,000

Chad Lee, University of Kentucky, 2006 35 Soybean Rust, 2007 2006: more ASR found in deep south than in 2005 ASR found in about 17 KY counties in 2006 (1 county in 2005) Drought in deep south in 2006 When water came, so did the ASR

Chad Lee, University of Kentucky, 2006 36 Soybean Rust, 2007 Dry summer, no ASR Normal/wet summer, need to watch for it

Chad Lee, University of Kentucky, 2006 37 Soybean Fungicides For ASR, must have a triazole in the mix –Examples: Folicur, DoMark “Plant Health” –Economic yield response 29% of the time Soybean VarietiesSoybean Varieties | Corn Hybrids | EtOH Hybrids | SBR 2007 | Record Yield | Soybean Pops | Corn SilageCorn HybridsEtOH HybridsSBR 2007 Record YieldSoybean PopsCorn Silage

Chad Lee, University of Kentucky, 2006 40 Photo Taken 9/20/06 Courtesy Pioneer Hi-Bred Top Cluster of 94M80

Chad Lee, University of Kentucky, 2006 41 We Found 90 to 135 Pods/plant and they were typical plants. Photo Taken 9/20/06 Courtesy Pioneer Hi-Bred

Chad Lee, University of Kentucky, 2006 42 Just one Clustered Branch! Big Beans Too! Photo Taken 9/20/06 Courtesy Pioneer Hi-Bred

Chad Lee, University of Kentucky, 2006 43 The Yield 139 bu/acre Kip Cullers, southwest Missouri Pioneer 94M80 2-acre block (1 st check) Separate 2-acre block (2 nd check)

Chad Lee, University of Kentucky, 2006 44 Production Practices (What we know so far.) 40-acre field (overall field average reported at over 110 bu/acres) Poultry litter (high nutrient levels) Intensive tillage Corn the previous year No soybeans ever in the field?

Chad Lee, University of Kentucky, 2006 45 Production Practices (What we know so far.) Planted May 20, 2006 300,000 seeds/acre 7.5-inch rows Harvested October 7, 2006 245,000 plants/acre 120 pods/plant

Chad Lee, University of Kentucky, 2006 46 Production Practices (What we know so far.) Glyphosate applied for weed control Headline + Warrior applied twice

Chad Lee, University of Kentucky, 2006 47 Production Practices (What we know so far.) Irrigation: applied every day or every other day from July through maturity –Applied at 0.1 to 0.2 inches every day –OR, 0.2 to 0.4 inches every other day –Goal was to keep the soybean cool N applied through the irrigation system –Ammonium sulfate? Soybean VarietiesSoybean Varieties | Corn Hybrids | EtOH Hybrids | SBR 2007 | Record Yield | Soybean Pops | Corn SilageCorn HybridsEtOH HybridsSBR 2007 Record YieldSoybean PopsCorn Silage

Chad Lee, University of Kentucky, 2006 48 Adding it Up 245,000 plants/acre. 120 pods/plant. 2.5 to 2.7 seeds/pod 2500 to 3000 seeds/lb 60 lbs/bushel. plants x pods x seeds / / lbs = bu acreplantpodlbbuacre Soybean Yield

Chad Lee, University of Kentucky, 2006 49 Adding it Up 245,000 plants/acre. 120 pods/plant. 2.5 to 2.7 seeds/pod 2500 to 3000 seeds/lb 60 lbs/bushel. XX2.5/3000/60= plants x pods x seeds / / lbs = bu acreplantpodlbbuacre Soybean Yield

Chad Lee, University of Kentucky, 2006 50 Adding it Up 245,000 plants/acre. 120 pods/plant. 2.5 to 2.7 seeds/pod 2500 to 3000 seeds/lb 60 lbs/bushel. 245,000X120X2.5/3000/60= plants x pods x seeds / / lbs = bu acreplantpodlbbuacre Soybean Yield

Chad Lee, University of Kentucky, 2006 51 Adding it Up 245,000 plants/acre. 120 pods/plant. 2.5 to 2.7 seeds/pod 2500 to 3000 seeds/lb 60 lbs/bushel. 245,000X120X2.5/3000/60=408.33 plants x pods x seeds / / lbs = bu acreplantpodlbbuacre Soybean Yield

Chad Lee, University of Kentucky, 2006 52 Adding it Up 245,000 plants/acre. 120 pods/plant. 2.5 to 2.7 seeds/pod 2500 to 3000 seeds/lb 60 lbs/bushel. plants x pods x seeds / / lbs = bu acreplantpodlbbuacre Soybean Yield 8,813 seeds per pound 0.851 seeds per pod If we adjust some of the constants… 83,400 plants/acre Soybean VarietiesSoybean Varieties | Corn Hybrids | EtOH Hybrids | SBR 2007 | Record Yield | Soybean Pops | Corn SilageCorn HybridsEtOH HybridsSBR 2007 Record YieldSoybean PopsCorn Silage

Chad Lee, University of Kentucky, 2006 54 Large Strip Trials, Populations Hardin County, 2006 Hardin County Replicated strips 50K, 100K and 150K seeds/acre 3.9 maturity, full season Bob Wade, Back Forty Farms Soybean VarietiesSoybean Varieties | Corn Hybrids | EtOH Hybrids | SBR 2007 | Record Yield | Soybean Pops | Corn SilageCorn HybridsEtOH HybridsSBR 2007 Record YieldSoybean PopsCorn Silage

Chad Lee, University of Kentucky, 2006 55 Hardin County Replicated strips 50K, 100K and 150K seeds/acre 3.9 maturity, full season Bob Wade, Back Forty Farms 52K 150K 100K 55.7 bu/a 53.3 bu/a 55.6 bu/a

Chad Lee, University of Kentucky, 2006 56 Ellis Farms August 4, 2006 Soybeans at R3 90K, 110K and 150K seeds/A 50 bu/a

Chad Lee, University of Kentucky, 2006 57 Current Recommendation Full season soybean: 15-inch rows FINAL STAND: 100,000 plants/acre needed for maximum yield Soybean VarietiesSoybean Varieties | Corn Hybrids | EtOH Hybrids | SBR 2007 | Record Yield | Soybean Pops | Corn SilageCorn HybridsEtOH HybridsSBR 2007 Record YieldSoybean PopsCorn Silage

Chad Lee, University of Kentucky, 2006 58 Questions

Chad Lee, University of Kentucky, 200660

Chad Lee, University of Kentucky, 200661

Chad Lee, University of Kentucky, 200662 HYBRIDFRESHDRY CPADFNDFTDNNEVALVALUE YIELD*MATTERYIELDLact tons/a% %% $/Ton$/Acre Asgrow RX715RR23.043.78.15.935.154.566.40.66038.15877.95 Asgrow RX940RR22.130.17.76.642.463.963.30.60136.07782.15 Cav. CF1015RR24.234.38.56.730.348.568.50.69840.84990.15 Cav. CR1015A RR23.229.78.16.738.158.365.10.63642.18972.45 Crows 5176RR21.432.87.56.338.258.865.10.63437.32800.85 Crows 8S214RR24.535.88.66.829.347.168.90.70641.341017.30 Dekalb DKC 69-68RR25.841.59.06.630.449.268.40.69840.721051.75 Dekalb DKC64-7723.839.68.47.426.543.570.00.72842.981022.25 Garst 8225RR28.641.510.07.422.938.371.60.75744.401270.10 Garst 8248RR23.936.78.36.634.453.166.70.66538.95943.10 NK N78-D6RR20.939.07.37.041.060.763.90.61236.85769.25 NK N91-J125.630.89.07.136.456.465.90.64938.70987.75 Pioneer 31G71RR25.032.88.77.738.661.564.90.63138.41958.00 Pioneer 34M54RR22.331.37.87.134.955.066.50.66139.33878.95 Southern States 804RR18.331.76.46.243.566.362.90.59335.16643.20 Southern States 842RR25.439.48.97.227.043.969.90.72442.491084.60 Wyfells W8721RR21.033.77.35.943.266.463.00.59535.00735.00 Wyffels W7300RR17.331.76.16.840.362.764.20.61836.89637.75 LSD (0.10)2.35.21.6ns15.24.60.086ns205.46 CV10.4

Chad Lee, University of Kentucky, 200663 Seeding Rates, 2006 Hybrid Density Seeds/A Dry Matter Tons/Acre Asgrow RX715RR (111 CRM) ~ 103% germination 24,0005.7 28,0006.5 32,0006.6 36,0007.6 40,0006.9 Pioneer 31N28 (118 CRM) ~100% germination 24,0005.9 28,0006.7 32,0006.4 36,0007.7 40,0006.9

Chad Lee, University of Kentucky, 200664 Final Stand Effect on Silage Yield

Chad Lee, University of Kentucky, 2006 1 Soybean Variety Trials 2006 University of Kentucky Soybean VarietiesSoybean Varieties | Corn Hybrids | EtOH Hybrids.

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Chad Lee, University of Kentucky, 2006 1 Soybean Variety Trials 2006 University of Kentucky Soybean VarietiesSoybean Varieties | Corn Hybrids | EtOH Hybrids.

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