1. Dep. of Agronomy; Iowa State Univ.; Ames IA 50011-1010
2. Iowa State University; Dep. of Food Science and Human Nutrition; Iowa State Univ.; Ames IA 50011-1061
3. USDA-ARS; Corn Insects and Crop Genetics Research Unit; Dep. of Agronomy; Ames IA 50011-1010
4. USDA-ARS; U.S. Plant, Soil, and Nutrition Lab.; Tower Road Ithaca NY 14853-2901