1. College of Water Resources and Civil Engineering, China Agricultural University, Beijing 100083, China
2. Planning and Design Institute, China Agricultural University, Beijing 100083, China
3. State Key Laboratory of Desert and Oasis Ecology, Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences, Urumqi 830011, China
4. Tasmanian Institute of Agriculture, University of Tasmania, Hobart, TAS 7001, Australia
5. CAS Research Center for Ecology and Environment of Central Asia, Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences, Urumqi 830011, China
6. Bayinbuluk Grassland Ecosystem Research Station, Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences, Bayinbuluk 841314, China