1. Agriculture and Agri-Food Canada Lethbridge Research Centre 5403-1st Ave. South Lethbridge AB Canada T1J 4B1
2. Agriculture Research Division Alberta Agriculture and Rural Development 5401-1st Ave. South Lethbridge AB Canada T1J 4V6
3. Agrium, 13131, Lake Fraser Dr., SE Calgary AB Canada T2J 7E8
4. Dep. of Agricultural, Food and Nutritional Science Univ. of Alberta Edmonton AB T6G 2P5