1. State Key Laboratory of Soil Erosion and Dryland Farming on the Loess Plateau, Institute of Soil and Water Conservation, Northwest A & F University, Yangling 712100, PR China
2. Chendu Engineering Corporation Limited, Power China, Chendu 610072, PR China
3. College of Natural Resources and Environment, Northwest A&F University, Yangling 712100, China
4. Wageningen University & Research, Soil Physics and Land Management, POB 47, NL-6700 AA Wageningen, Netherlands
5. Drinking Water Safety Testing Technology Innovation Center, Hebei 050000, PR China
6. Institute of Soil and Water Conservation, Chinese Academy of Sciences and Ministry of Water Resources, Yangling 712100, PR China
7. University of Chinese Academy of Sciences, Beijing 100049, PR China