Special thanks to all of the seed companies who participated in the 2015 SDCGA Showplots

Transcription

1 Special thanks to all of the seed companies who participated in the 2015 SDCGA Showplots Curry%Seed Croplan DEKALB Dyna/Gro Heine%Seed Latham%Hi/Tech%Seeds Mustang%Seeds Nutech%Seed Peterson%Farms%Seed Pioneer Producers%Hybrids REA%Hybrids Renk%Seed Syngenta Thunder%Seed Wensman To view individual plot results, scroll down to find yield data. Each cooperator's results are featured on a separate titled worksheet. Results can be found at

2 2015 SDCGA Showplot Locations Dis. Cooperator 1 Frank Kralicek 2 Keith Alverson 3 John Kittleson Bade Knecht Kittleson Harstad 4 Arne Harstad 5 Troy Knecht 6 Rodney Bade 7 David Reinesch 8 Steve Dick Alverson Dick Kralicek Jorgensen Reinesch Blindauer Reinesch

3 The Numbers Behind the Numbers The$data$we$publish$is$straight$forward.$$One$practice$we$employ,$is$often$disputed$is$the$ use$of$a$common$tester$hybrid$at$a$fixed$every<other,$third,$or$fourth$entry$in$each$of$our$plots. The$function$if$the$tester$is$to$first$reveal$and$secondly$to$adjust$for$variability.$$ Our$justification$for$using$the$tester$method:$$We$know$every$location$used$for$a$plot$site$ induces$variability$of$performance$that$is$due$to$the$heterogeneity$of$the$site$itself$and$not$due$to differences$of$hybrids$being$tested.$using$the$adjustment$method$is$an$attempt$to$remove$as$much$ variability$as$possible.$$yet$there$are$still$some$limitations$no$model$is$perfect,$but$we$believe$this model$removes$as$much$variation$as$possible. The$Method:$$First$the$tester$average$is$calculated.$$Secondly$the$yields$of$$the$tested$hybrids$ are$expressed$relative$to$the$yields$of$the$bracketing$tester$strips$as$a$percentage.$$when$the$ tester$frequency$is$every$other$one,$each$of$the$2$bracketing$tester$is$weighted$equally;$$with$a tester$frequency$of$every$third,$the$nearby$tester$is$weighted$2/3$and$the$far$is$weighted$1/3;$ when$the$tester$frequency$is$every$fourth$strip,$the$nearby$tester$weight$3/4$and$the$far$tester$is weighted$1/4,$for$the$middle$tested$entry$in$a$set$between$testers,$the$two$testers$are$weighted.$ The$tester$average$is$multiplied$by$the$relative$performance$of$each$entry$(%$of$tester)$too$produce$ the$adjusted$yield. Ranking:$$It$refers$to$how$each$entry$ranked$in$Adjusted$Gross$Income$per$acre$(using$the$ adjusted$yields).

4 Keith Alverson Lake 04/29/15 33,000 Soybeans th Ave Chester, SD /10/15 Tester Average Row Length 100 Row Width 30 Number of Rows 6 Tester Croplan Heine H627VT Tester Thunder Seed TS Heine H630VT2P Croplan Tester DeKalb Thunder Seed TS DeKalb Tester Soil Type silt loam none Tillage ridge Insecticide none Fertilizer Fall - 11 lbs N, 50lbs P, 50 lbs K Dry to % 15.0 Dry Cost 5 Cent per Point Price $ lbs Sulfur, 15 N, w/planter 100 N anhydrous at side dress

5 Arne Harstad Roberts 05/03/15 34,000 Soybeans th Street Wilmot, SD /22/15 Tester Average Row Length 2430 Row Width 30 Number of Rows 8 Tester Wensman W80952 VT2 RIB Wensman W90941 STX RIB NuTech 5X-894 HXTRR Tester NuTech 5L Latham LH4242 VT2Pro RIB Latham LH4955 VT2Pro RIB Tester Pioneer P9703AM Pioneer P9917AMX DeKalb DK44-15 RIB Tester DeKalb DK49-72 RIB Thunder Seed TS7396 VT2P RIB Thunder Seed SS RIB Tester Soil Type Tillage Insecticide Heimdal Sisseton Loam Conventional Dry to % 15.0 Dry Cost 5 Cent per Point Price $ 3.25 Fertilizer Pre: TripleFlex/Atrazine Post: Callisto/PowerMax Broadcast: Starter: 5 gal Sidedress:

6 Steve Dick McCook 04/29/15 31,000 millet th Street Canistota, SD /17/15 Tester Average Row Length 1,573 Row Width 30 Number of Rows 12 & 6 Innotech , Producers Hybrid , Producers Hybrid , Heine , Innotech , Heine , Heine , Heine , Innotech Soil Type Tillage clay loam spring - liquid manure knifed in followed by disking Insecticide Fertilizer/acre dairy manure 228N 102P 132K Dry to % 15.0 starter 2.5 g Dry Cost 5 Cent per Point Price $ 3.25

7 David Reinesch th ST Aurora 04/30/15 25,000 soybeans White Lake SD /12/15 Tester Average Row Length 1080 Row Width 36 Number of Rows 8 Tester Latham LH4955 VT2 PRO RIB Croplan 3899 VT2 P RIB Pioneer P9929AM Tester Dekalb DKC RIB Producers Hybrids 5904 VT3 RIB Croplan 4199 VT2 PRIB Tester Dekalb DKC RIB Producers Hybrids 6108 STX RIB Latham LH5145 VT2 PRO RIB Tester Dekalb DKC RIB Croplan 4721 VT3 RIB Tester Producers Hybrids 6318 STX RIB Pioneer P0339AM Tester Soil Type Clay Loam Tillage Minimum Dry to % 15.0 Insecticide Dry Cost 5 Cent per Point Price $ 3.25 Fertilizer 1 qt of Triple Flex,1 qt of RU 1 qt of RU 160# dry 100# MESZ dry

8 John Kittelson Codington 04/27/15 34,000 Soybeans th st Henry SD /15/15 Tester Average Row Length 923 Row Width 22 Number of Rows 4 Tester Heine 723VT2 PRO RIB Heine 712STX Heine 639VT2 PRO RIB Thunder TS SS RIB Tester Thunder TS7396VT2 PRIB Thunder TS SS RIB REA 4A972 RIB REA 5A981 RIB Tester REA 4A962 RIB REA 4B953 RIB Pioneer 9538 AMXT Pioneer 9526 AMXT Tester Soil Type Clay Loam Tillage Conventional Dry to % 15.0 Insecticide NONE Dry Cost 5 Cent per Point Price $ 3.25 PAGE 1 of 2 Fertilizer Broadcast:300# Broadcast:55# Starter: 5 gal

9 John Kittelson Codington 04/27/15 34,000 Soybeans th st Henry SD /15/15 Row Length 923 Row Width 22 Number of Rows 4 Pioneer 9703 AMX Latham 4242VT2 PRORIB Latham 4454VT2 PRORIB Latham 4955VT2 PRORIB Tester Dekalb RIB Dekalb RIB Dekalb RIB Tester Wensman W70975VT3 PRIB Wensman W90940STX RIB Wensman W90979STX RIB Tester Tester Page 2 of 2