1. Forage‐Animal Production Research Unit USDA‐ARS Lexington KY 40546‐0091 USA
2. Department of Plant Pathology University of Kentucky Lexington KY 40546‐0312 USA
3. Corn Insects and Crop Genetics Research Unit USDA‐ARS Ames IA 50011 USA
4. Jamie Whitten Delta States Research Center USDA‐ARS Stoneville MS 38776 USA