1. Department of Plant Pathology and Crop Physiology, Louisiana State University, Baton Rouge, Louisiana 70803
2. LSU AgCenter, Macon Ridge Research Station, Winnsboro, Louisiana 71295
3. Department of Biochemistry, Molecular Biology, Entomology, and Plant Pathology, Mississippi State University, Starkville, Mississippi 39762
4. Delta Research and Extension Center, Mississippi State University, Stoneville, Mississippi 38776
5. Department of Entomology and Plant Pathology, University of Arkansas System Division of Agriculture Cooperative Extension Service, Lonoke, Arkansas 72086
6. Department of Entomology and Plant Pathology, University of Arkansas, Fayetteville, Arkansas 72701
7. Alabama Cooperative Extension System, Auburn University, Auburn, Alabama 36849
8. Department of Entomology and Plant Pathology, West Tennessee Research and Education Center, University of Tennessee, Jackson, Tennessee 38301