1. 1Department of Entomology and Plant Pathology, University of Tennessee, Knoxville, TN 37996, USA
2. †Present address: Life Science and Technology Center, China National Seed Group Company Limited, Wuhan 430075, PR China.
3. 2Department of Crop Sciences, University of Illinois, Urbana, IL 61801, USA
4. 3Crop Genetics Research Unit, USDA-ARS, 605 Airways Blvd., Jackson, TN 38301, USA
5. 4Department of Plant Sciences, University of Tennessee, Knoxville, TN 37996, USA
6. 5Soybean/Maize Germplasm, Pathology, and Genetics Research Unit, USDA-ARS, Urbana, IL 61801, USA