1. Department of Plant Agriculture, Ridgetown Campus, University of Guelph, Ridgetown, ON, Canada
2. Department of Entomology, Michigan State University, East Lansing, MI
3. Ontario Ministry of Agriculture, Food and Rural Affairs, Ridgetown, ON, Canada
4. Department of Entomology, Ohio Agricultural Research and Development Centre, The Ohio State University, Wooster, OH
5. Department of Entomology, Purdue University, West Lafayette, IN