1. Texas A&M AgriLife Research and Extension Center; 6500 Amarillo Blvd. W Amarillo TX 79106
2. Dep. of Soil and Crop Sciences; Texas A&M Univ.; College Station TX 77843
3. USDA-ARS Hard Winter Wheat Quality Lab.; 1515 College Ave. Manhattan KS 66502
4. USDA-ARS, 4007 Throckmorton Plant Sciences Center; Kansas State Univ.; Manhattan KS 66506
5. USDA-ARS, Cereal Disease Lab., 1551 Lindig Ave; Univ. of Minnesota; St. Paul MN 55108
6. USDA-ARS, 314 Biochemistry Hall, East Campus; Univ. of Nebraska; Lincoln NE 68583