1. University of Minnesota Southern Research and Outreach Center 35838 120th Street Waseca MN 59093
2. Department of Agronomy and Plant GeneticsUniversity of Minnesota St. Paul MN 55108
3. University of Minnesota Southwest Research and Outreach Center Lamberton MN 56152
4. USDA ARS Crop Genetics and Production Research Unit PO Box 345 Stoneville MS 38776