1. Dep. of Soil and Crop Sciences; Colorado State Univ.; Ft. Collins CO 80523
2. Univ. of Idaho; 3793 N 3600 E Kimberly ID 83341-5076
3. Dep. of Bioagricultural Sciences and Pest Management; Colorado State Univ.; Ft. Collins CO 80523
4. USDA-ARS, Soybean Genomics and Improvement Lab., Building 006; Plant Sciences Institute, Beltsville Agricultural Research Center; Beltsville MD 20705-2350