2012 GEM Midwest Trial Results & New
Releases
M. BlancoUSDA-ARS NCRPIS GEM
- December 5, 2012-
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Estimated Maturity Rank (Earliest to Latest)
HybridMidwest
RM
HC33xLH287 ~109Pioneer 34R65 109
MBS3633xMBS8814 113
Pioneer 33F85 114
LH200xLH262 ~118Pioneer 31D58 119
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GEMS-0234AR17026:S1648-B-030
See GEM Releases, Page 4
105305 Tester: LH287 (5 Reps) 125002 Tester: MBS8814 (7 Reps)
Pedigree EntryYield B/A
% Moist YM TWT SL RL Entry
Yield B/A
% Moist YM TWT SL RL
AR17026:S1648-B-030 29 186.5 19.6 9.5 57.3 4.8 4.9 35 191.4 22.0 8.7 54.3 0.9 5.7
Check Means 178.3 20.9 8.5 56.8 4.0 5.1 184.9 21.8 8.5 56.2 1.6 4.6
CV 9.8 4.3 12.3 5.4
F-value 1.8 4.9 1.9 16.7
LSD (p=0.05) 22.9 1.2 22.8 1.3
8 Rating for SLB and 95% free of Head Smut 1st year data 1 to 9 scale (9 = most resistant)
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GEMS-0235CUBA173:S0446-B-030
101314 Tester: AGR-nSS BT1 (5 Reps) 121405 Tester: MBS8814 (8 Reps)
Pedigree EntryYield B/A
% Moist YM TWT SL RL Entry
Yield B/A
% Moist YM TWT SL RL
CUBA173:S0446-B-030 19 168.5 20.0 8.4 56.2 7.3 3.0 30 170.1 25.4 6.7 53.5 3.1 0.0
Check Means 155.0 18.4 8.4 58.8 4.9 4.4 157.4 22.2 7.1 55.9 1.2 3.4
CV 11.8 6.6 13.8 5.6
F-value 1.4 7.2 1.6 12.1
LSD (p=0.05) 23.8 1.7 22.6 1.4
See GEM Releases, Page 4
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GEMN-0236DK212T:N11a10-B-110
101311 Tester: HC33 (5 Reps) 121002 Tester: MBS3633 (8 Reps)
Pedigree EntryYield B/A
% Moist YM TWT SL RL Entry
Yield B/A
% Moist YM TWT SL RL
DK212T:N11a10-B-110 100 190.3 22.6 8.4 55.8 0.9 1.4 21 143.0 20.0 7.2 55.7 2.3 6.9
Check Means 160.2 23.1 6.9 56.6 3.6 1.2 148.8 19.9 7.5 56.8 5.8 7.8
CV 16.4 5.4 18.7 6.1
F-value 2.4 6.5 1.6 6.7
LSD (p=0.05) 29.7 1.4 25.2 1.2
8 Rating for SLB 1st year data1 to 9 scale (9 = most resistant)
See GEM Releases, Page 5
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GEMS-0237DKXL370:S08c17c-B-008
101304 Tester: LH287 (5 Reps) 121405 Tester: MBS8814 (8 Reps)
Pedigree EntryYield B/A
% Moist YM TWT SL RL Entry
Yield B/A
% Moist YM TWT SL RL
DKXL370:S08c17c-B-008 7 171.7 19.3 8.9 54.4 6.6 3.3 16 173.2 21.3 8.1 54.2 4.5 7.2
Check Means 166.5 21.1 7.9 57.6 4.3 3.3 157.4 22.2 7.1 55.9 1.2 3.4
CV 13.3 4.7 13.8 5.6
F-value 2.0 7.0 1.6 12.1
LSD (p=0.05) 26.9 1.2 22.6 1.4
14.0% protein
See GEM Releases, Page 5
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GEMN-0238NEI9004:N0803-B-027
101316 Tester: Beck's SS (5 Reps) 121001 Tester: HC33 (8 Reps)
Pedigree EntryYield B/A
% Moist YM TWT SL RL Entry
Yield B/A
% Moist YM TWT SL RL
NEI9004:N0803-B-027 27 200.7 23.9 8.4 54.5 4.1 0.0 33 148.0 20.3 7.3 56.8 1.3 4.4
Check Means 176.4 22.6 8.1 55.2 4.6 3.5 154.0 20.8 7.4 56.3 1.0 5.3
CV 12.4 6.9 16.7 7.4
F-value 1.3 4.4 2.6 6.2
LSD (p=0.05) 30.0 2.2 22.6 1.5
7.6 Rating for armyworm/earworm in Puerto Rico 1st year data1 to 9 scale (9 = most resistant)
See GEM Releases, Page 6
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GEMN-0239NEI9004:N0803-B-053
101316 Tester: Beck's SS (5 Reps) 121001 Tester: HC33 (8 Reps)
Pedigree EntryYield B/A
% Moist YM TWT SL RL Entry
Yield B/A
% Moist YM TWT SL RL
NEI9004:N0803-B-053 53 202.0 26.8 7.5 53.9 0.6 3.0 41 166.7 21.2 7.9 55.5 0.0 1.4
Check Means 176.4 22.6 8.1 55.2 4.6 3.5 154.0 20.8 7.4 56.3 1.0 5.3
CV 12.4 6.9 16.7 7.4
F-value 1.3 4.4 2.6 6.2
LSD (p=0.05) 30.0 2.2 22.6 1.5
7.5 Rating for SLB 1st year data1 to 9 scale (9 = most resistant)
See GEM Releases, Page 6
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GEMS-0240UR13085:S99g99u-B-023
105304 Tester: LH287 (5 Reps) 125002 Tester: MBS8814 (7 Reps)
Pedigree EntryYield B/A
% Moist YM TWT SL RL Entry
Yield B/A
% Moist YM TWT SL RL
UR13085:S99g99u-B-023 15 161.0 22.6 7.1 54.4 3.0 2.6 26 184.1 25.0 7.4 52.3 4.5 1.0
Check Means 153.8 20.2 7.6 57.5 3.2 1.8 184.9 21.8 8.5 56.2 1.6 4.6
CV 12.0 4.8 12.3 5.4
F-value 2.0 8.5 1.9 16.7
LSD (p=0.05) 22.7 1.4 22.8 1.3
14.0% protein
See GEM Releases, Page 6
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GEMS-0241UR13085:S99g99u-B-058
105304 Tester: LH287 (5 Reps) 125002 Tester: MBS8814 (7 Reps)
Pedigree EntryYield B/A
% Moist YM TWT SL RL Entry
Yield B/A
% Moist YM TWT SL RL
UR13085:S99g99u-B-058 40 162.6 22.7 7.2 55.1 4.4 1.2 33 191.0 25.8 7.4 52.4 4.4 1.3
Check Means 153.8 20.2 7.6 57.5 3.2 1.8 184.9 21.8 8.5 56.2 1.6 4.6
CV 12.0 4.8 12.3 5.4
F-value 2.0 8.5 1.9 16.7
LSD (p=0.05) 22.7 1.4 22.8 1.3
5.2% Oil
7.5 SLB Rating 1st year data1 to 9 scale (9 = most resistant)
See GEM Releases, Page 6
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Top Cross Estimated Relative Maturity
x LH287 x MBS8814 x HC33 x MBS3633 Estimated Estimated Estimated EstimatedGEM Code Pedigree RM RM RM RMGEMS-0234 AR17026:S1648-B-030 110 113 - -GEMS-0235 CUBA173:S0446-B-030 115? 118 - -GEMN-0236 DK212T:N11a10-B-110 - - 114 115GEMS-0237 DKXL370:S08c17c-B-008 110 112 - -GEMN-0238 NEI9004:N0803-B-027 - - 112 113GEMN-0239 NEI9004:N0803-B-053 - - 114 113GEMS-0240 UR13085:S99g99u-B-023 115 119 - -GEMS-0241 UR13085:S99g99u-B-058 117 120 - -
See GEM Releases, Page 3
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M. Mancl, Pioneer Hi-Bred International (Woodland, CA)B. Dolezal, Pioneer Hi-Bred International (Johnston, IA)
4 Lines All Years
Fusarium GEMS-0032 GEMS-0062 GEMS-0068 GEMN-0094 GEMN-0098 GEMN-0135 GEMS-0162 GEMN-0164
Diplodia GEMS-0018
Above Average Resistance
Fusarium GEMN-0165 GEMS-0166 GEMN-0169 GEMN-0172 GEMN-0173 GEMN-0212 GEMN-0213
35 Lines All Years
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43 Lines All Years
GEMS-0180 GEMS-0181 GEMS-0182 GEMS-0183
GEMS-0184 GEMN-0187 GEMN-0191
Above Average Resistance
M. Mancl, Pioneer Hi-Bred International (Woodland, CA)
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Southern Leaf Blight Resistance(SLB)
Above Average Resistance GEMN-0213 GEMN-0219
85 Lines All Years
J. Dodd, Professional Seed Research, IncP. Balint-Kurti, USDA-ARS PSRU
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Breeding Cross Obs(Thailand)
Commercial Thai Hybrid General appearance rating 9
Resistant to DM
T. Welsh, Seed Asia (Downy Mildew Stress)
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Breeding Cross Obs(Thailand)
SX1078:S(PHJ40) No Thai Germplasm
General appearance rating 3 Moderately resistant to DM
T. Welsh, Seed Asia (Downy Mildew Stress)
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Breeding Cross Obs(Thailand)
(Thai/GEMN-0136)/41 25% Thailand
General appearance rating 7 Resistant to DM
T. Welsh, Seed Asia (Downy Mildew Stress)
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Mal de Rio Cuarto in Argentina (Fiji virus group); ArgentinaMaize Rough Dwarf (MRDV) also Fiji virus group; Spain and ChinaMaize Wilt or Late Wilt Cephalosporium maydis; Spain Head Smut; China, Spain, U.S.NLB; Turkey, Thailand, Canada, U.S.Southern Rust; Brazil, Thailand, China, U.S. (host differentials issue)GLS; importance for S. Africa, China, U.S.