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Published byKelly Kennedy Modified over 9 years ago
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USDA/ARS: Matthew Krakowsky and Dale Dowden NC State: Major Goodman, A. Wayne Dillard and William Hill Grad Students: Oliver Ott and Jill Recker
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Approx. 1900 rows plus 800 rows in isolation Twelve GEM breeding crosses for S 1 development (Four Brazilian accessions, 1 Guatemalean, 1 Thai, 1 Peruvian, 1 US) Six GEM S 1 ’s for S 2 development (CIMMYT and NC inbreds) Thirty-three new breeding crosses produced (18 GEM x GEM and 15 tropical x GEM) GEM bulk increases for released lines and potential releases
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Approx. 8400 yield trial plots in NC Five NC locations: Clayton, Kinston (Caswell and Cunningham farms), Lewiston, Salisbury Mixed results with low/variable yields at some locations (too much water) Additional 5100 plots coordinated from Raleigh Two public, five private company cooperators Water issues at some locations
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S 2 families derived from GEM breeding crosses GEM released lines Potential new germplasm for breeding crosses
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400 summer nursery rows and 320 winter rows Thirty-six BC 1 families and forty F 1 s completed in 2013 Extra effort made to cross late maturing accessions in winter nursery
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Dupont Pioneer Monsanto Dow Agrosciences University of Tennessee AgReliant Genetics Pannar GEM-Ames
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