1. State Key Laboratory of Eco-hydraulics in Northwest Arid Region of China; Xi'an University of Technology; Xi'an China
2. The Post-doctoral Research Station of Xi'an Chan-Ba National Ecological District; Xi'an China
3. State Key Laboratory of Soil Erosion and Dryland Farming on the Loess Plateau; Institute of Soil and Water Conservation, Chinese Academy of Science and Ministry of Water Resources; Yangling China