1. Department of Entomology, University of Minnesota, St. Paul, MN 55108, USA.
2. Department of Agricultural and Applied Economics, University of Wisconsin, Madison, WI 53706, USA.
3. Department of Biology, Long Island University, Brooklyn, NY 11201, USA.
4. Department of Entomology, Pennsylvania State University, State College, PA 16802, USA.
5. Minnesota Department of Agriculture, St. Paul, MN 55107, USA.
6. Wisconsin Department of Agriculture, Trade and Consumer Protection, Madison, WI 53718, USA.
7. Department of Crop Sciences, University of Illinois, Urbana, IL 61801, USA.
8. USDA-ARS, Corn Insects and Crop Genetics Research Unit, Genetics Laboratory, Ames, IA 50011, USA.
9. Syngenta Seeds Inc., Slater, IA 50244, USA.
10. Department of Entomology, University of Nebraska, NEREC, Haskell Agricultural Laboratory, Concord, NE 68728, USA.
11. Department of Entomology, University of Nebraska, Lincoln, NE 68583, USA.
12. Iowa State University, Nashua, IA 50658, USA.
13. General Mills Inc., Le Sueur, MN 56058, USA.
14. Del Monte Foods, Rochelle, IL 61068, USA.
15. Pest Management Co., Lincoln, NE 68506, USA.