1. Department of Agronomy, Iowa State University, Ames, Iowa, USA
2. Department of Biological Sciences, Minnesota State University, Mankato, Minnesota, USA
3. Corn Insects and Crop Genetics Research Unit, United States Department of Agriculture- Agricultural Research Service (USDA-ARS), Ames, Iowa, USA
4. College of Engineering and Applied Science, Remote Sensing, Earth & Space Science, University of Colorado, Boulder, Colorado, USA