1. Biological Control
of Pests
Research Unit, Agricultural Research Service, U.S. Department of Agriculture, Stoneville, Mississippi 38776, United
States
2. Crop Production
Systems Research
Unit, Agricultural Research Service, U.S. Department of Agriculture, Stoneville, Mississippi 38776, United
States
3. Department of Medicinal
Chemistry,
College of Pharmacy, University of Minnesota, Minneapolis, Minnesota 55455, United States
4. Crop Genetics Research Unit, Agricultural
Research Service, U.S. Department of Agriculture, Stoneville, Mississippi 38776, United States
5. Department of Agricultural
Sciences, University of Bologna, Bologna
40127, Italy
6. Corn Insect
and Crop Genetics
Research Unit, Agricultural Research Service, U.S. Department of Agriculture, Iowa State University, Ames, Iowa 50010,
United States