Affiliation: | Key Laboratory of Soil Erosion and Dryland Farming on the Loess Plateau of Northwest A&F University, Yangling 712100, P.R. China 21nstitute of Soil and Water Conservation, Chinese Academy of Sciences and Ministry Water Resources, Yangling 712100, P.R. China 3 Key Laboratory of Northwest Water Resources and Environment Ecology, Ministry of Education/Xi 'an University of Technology, Xi 'an 710048, P.R.China) |