1. Northeast Institute of Geography and Agroeclogy Chinese Academy of Sciences 4888 Shengbei St. Changchun 130102 China
2. Dàan Sodic Land Experiment Station Chinese Academy of Sciences Daàn Jilin 131317 China
3. USDA‐ARS George E. Brown Jr. Salinity Lab. 450 W. Big Springs Rd. Riverside CA 92507