中国科学院地理科学与自然资源研究所, 北京 100101;
Agriculture and Agri-Food Canada, Lethbridge Research Centre, Lethbridge, Alberta, Canada T1J 4B1;
Agriculture and Agri-Food Canada, Lethbridge Research Centre, Lethbridge, Alberta, Canada T1J 4B1;
Agriculture and Agri-Food Canada Semiarid Prairie Agricultural Research Centre Swift Current Saskatchewan Canada S9H 3X2;
Agriculture and Agri-Food Canada Semiarid Prairie Agricultural Research Centre Swift Current Saskatchewan Canada S9H 3X2;