1. Academic Department of Plant Production, Universidad Nacional de Agricultura, Catacamas, Honduras
2. Department of Entomology and Plant Pathology, University of Tennessee, Knoxville, TN 37996, U.S.A.
3. Department of Plant Sciences, University of Tennessee, Knoxville, TN 37996, U.S.A.
4. USDA, Agricultural Research Service, Crop Genetics Research Unit, TN 38301, U.S.A.
5. Department of Entomology, Purdue University, West Lafayette, IN 47907, U.S.A.