1. Department of Biology, University of Waterloo, Waterloo, ON N2L 3G1, Canada
2. London Research and Development Centre, Agriculture and Agri-Food Canada, 4902 Victoria Ave N, Vineland Station, ON L0R 2E0, Canada
3. Department of Biological Sciences, Brock University, St. Catharines, ON L2S 3A1, Canada
4. Sidney Laboratory, Centre for Plant Health, Canadian Food Inspection Agency, 8801 East Saanich Rd., North Saanich, BC V8L 1H3, Canada
5. London Research and Development Centre, Agriculture and Agri-Food Canada, 1391 Sandford Street, London, ON N5V 4T3, Canada
6. Ottawa Plant Laboratory, Canadian Food Inspection Agency, 3851 Fallowfield Rd., Ottawa, ON K2J 4S1, Canada
7. Beaverlodge Research Farm, Agriculture and Agri-Food Canada, P.O. Box 29, Beaverlodge, AB T0H 0C0, Canada