2012 GEM Midwest Trial Results & New

Releases

M. BlancoUSDA-ARS NCRPIS GEM

- December 5, 2012-

Ger

mpl

asm

Enh

ance

men

t of M

aize

Ger

mpl

asm

Enh

ance

men

t of M

aize Commercial Checks 2012

Estimated Maturity Rank (Earliest to Latest)

HybridMidwest

RM

HC33xLH287 ~109Pioneer 34R65 109

MBS3633xMBS8814 113

Pioneer 33F85 114

LH200xLH262 ~118Pioneer 31D58 119

Ger

mpl

asm

Enh

ance

men

t of M

aize

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)

Ger

mpl

asm

Enh

ance

men

t of M

aize

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

Ger

mpl

asm

Enh

ance

men

t of M

aize

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

Ger

mpl

asm

Enh

ance

men

t of M

aize

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

Ger

mpl

asm

Enh

ance

men

t of M

aize

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

Ger

mpl

asm

Enh

ance

men

t of M

aize

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

Ger

mpl

asm

Enh

ance

men

t of M

aize

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

Ger

mpl

asm

Enh

ance

men

t of M

aize

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

Ger

mpl

asm

Enh

ance

men

t of M

aize

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

Ger

mpl

asm

Enh

ance

men

t of M

aize Fusarium & Diplodia

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

Ger

mpl

asm

Enh

ance

men

t of M

aize Head Smut

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)

Ger

mpl

asm

Enh

ance

men

t of M

aize

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

Ger

mpl

asm

Enh

ance

men

t of M

aize

Breeding Cross Obs(Thailand)

Commercial Thai Hybrid General appearance rating 9

Resistant to DM

T. Welsh, Seed Asia (Downy Mildew Stress)

Ger

mpl

asm

Enh

ance

men

t of M

aize

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)

Ger

mpl

asm

Enh

ance

men

t of M

aize

Breeding Cross Obs(Thailand)

(Thai/GEMN-0136)/41 25% Thailand

General appearance rating 7 Resistant to DM

T. Welsh, Seed Asia (Downy Mildew Stress)

Ger

mpl

asm

Enh

ance

men

t of M

aize Global Disease Evaluations of GEM

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.