Germplasm Enhancement of Maize

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 GEM 07 Release Lines:

The GEM 07 Release lines were selected based on the two year yield trial data of some lines tested before and re-tested in year 2006 with 2 different testers.

 

Summary of the 10 Ames Recommended GEM Lines for 2007 
        Heterotic   Grain Grain Grain
Pedigree Race Country Group Type Type Pericarp Endosperm
AR13026:N08b15-016 Cristalino Colorado Argentina nSS 25% Temperate Dent Colorless Yellow
AR13026:N08b15-086 Cristalino Colorado Argentina nSS 25% Temperate Dent Colorless Yellow
BR51721:N2012-098-002 Dente Amarelo Brazil nSS 25% Tropical Semi-Dent Orange Halo Yellow
BR51721:N2012-164-002 Dente Amarelo Brazil nSS 25% Tropical Semi-Dent Colorless Yellow
BR51721:N2012-397-001 Dente Amarelo Brazil nSS 25% Tropical Dent Orange Halo Yellow
CASH:N1410-018-001 Corn Belt Dent USA nSS 25% Temperate Dent Orange Halo Yellow
CUBA117:S1542-037-002 Argentino Cuba SS 25% Tropical Dent Colorless Yellow
CUBA117:S1542-057-001 Argentino Cuba SS 25% Tropical Semi-Dent Colorless Yellow
CUBA117:S1542-057-002 Argentino Cuba SS 25% Tropical Semi-Dent Colorless Yellow
CUBA164:S2012-456-001 Mixed (Creole) Cuba SS 25% Tropical Dent Colorless Yellow
                 
2006 Growing Season NIR Data
  Days to GDU's to Plant Ear 1000 k 2 year Average
Pedigree Pollination Pollination Ht. Ht. Wt (g) Protein Oil Starch Density
B73 (Check) 80 1645 6.5 3.3 2800 12.1 4.2 69.5 1.268
AR13026:N08b15-016* 76 1546 6.9 3.6 3100 12.6 3.7 69.6 1.313
AR13026:N08b15-086 75 1516 6.1 2.9 3450 11.3 4.0 70.3 1.251
BR51721:N2012-098-002* 81 1672 6.5 3.7 3100 10.3 3.5 72.6 1.314
BR51721:N2012-164-002* 79 1620 5.9 3.0 3250 10.6 4.0 71.3 1.294
BR51721:N2012-397-001** 82 1701 6.5 3.6 3350 10.0 3.5 71.7 1.286
CASH:N1410-018-001 74 1490 5.9 2.7 3050 12.1 3.5 70.0 1.285
CUBA117:S1542-037-002 81 1672 6.7 3.4 3000 13.8 3.8 67.4 1.290
CUBA117:S1542-057-001 79 1620 6.2 2.5 2750 14.3 4.8 67.1 1.332
CUBA117:S1542-057-002* 78 1597 6.1 2.0 2600 15.7 5.0 65.0 1.331
CUBA164:S2012-456-001 81 1672 6.1 3.3 2150 12.5 4.4 68.2 1.231
                 
* Good Rating for Stewarts Wilt
** Good Rating for Fusarium Ear Mold & Stewarts Wilt

 

 

We are grateful to our Cooperators for their support!

 


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Contact us | Home | USDA | ARS | NCRPIS | ISU | Corn Breeding | December 20, 2006