To breed new soybean varieties with improved seed yield and composition, more information regarding the genes that control these traits is needed. In previous research, six soybean ELP genes were identified as candidates to help control seed yield or composition. In a field trial in Saint Paul, transgenic soybean lines carrying extra copies of any one of four of these six ELP genes had seed yields that were 19-66% higher than those of the non-transgenic control line. In addition, transgenic lines carrying extra copies of any one of five of the ELP genes had increases in seed protein or oil contents. The objectives of this proposal are to characterize the mechanisms by which ELP genes affect...
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#breeding & genetics