1. University of Nebraska; Department of Entomology; Lincoln; NE; USA
2. Corn Insects & Crop Genetics Research Unit; USDA-ARS; Ames; IA; USA
3. Equipe ‘Biologie des Populations en Interaction’; UMR 1355 Instititut Sophia-Agrobiotech; INRA-Université de Nice Sophia Antipolis-CNRS; Sophia Antipolis; France