1. Dep. of Agronomy; Purdue Univ.; Aberdeen ID USA
2. USDA-ARS; Crop Production and Pathology Research and Dep. of Agronomy; Purdue Univ.; West Lafayette IN 47907-1150 USA
3. USDA-ARS; Small Grain and Potato Germplasm Research; 1691 South 2700 West Aberdeen ID 83210 USA