1. Kentville Research and Development Centre, Agriculture & Agri-Food Canada, 32 Main Road, Kentville, NS B4N 1J5, Canada
2. Department of Environmental Sciences, Faculty of Agriculture, Dalhousie University, P.O. Box 550, 21 Cox Road, NS B2N 5E3, Canada
3. Charlottetown Research and Development Centre, Agriculture & Agri-Food Canada, 440 University Avenue, Charlottetown, PE C1A 4N6, Canada
4. Harrow Research and Development Centre, Agriculture & Agri-Food Canada, 2585 County Road, Harrow, ON N0R 1G0, Canada
5. Fredericton Research and Development Centre, Agriculture & Agri-Food Canada, 850 Lincoln Road, Fredericton, NB E3B 4Z7, Canada