1. Dep. of Agronomy & Horticulture, Keim HallUniv. of Nebraska–LincolnLincolnNE68583‐0915
2. Soybean Genomics and Improvement Lab., Beltsville Agricultural Research CenterBeltsvilleMD20705
3. USDA–ARS, Soybean/Maize Germplasm, Pathology, and Genetics Research Unit1101 W. Peabody Dr.UrbanaIL61801‐0000