1. University of Guelph, Ridgetown Campus, 120 Main St. East, Ridgetown, Ontario, Canada, N0P 2C0, , ;
2. AAFC, 2585 County Rd 20, Harrow, Ontario, Canada, N0R 1G0, , ;
3. University of Guelph, Dept. Plant Agriculture, 120 Main Street East, Ridgetown, Ontario, Canada, N0P 2C0;