1. Associate Professor, Institute of Soil and Water Conservation, Northwest A&F Univ., Yangling 712100, China; Associate Professor, Institute of Soil and Water Conservation, Chinese Academy of Sciences and Ministry of Water Resources, Yangling 712100, China.
2. Master’s Candidate, Institute of Soil and Water Conservation, Northwest A&F Univ., Yangling 712100, China.
3. Master’s Candidate, College of Water Resources and Architectural Engineering, Northwest A&F Univ., Yangling 712100, China.
4. Professor, College of Water Resources and Architectural Engineering, Northwest A&F Univ., Yangling 712100, China (corresponding author).
5. Master’Candidate, Institute of Soil and Water Conservation, Northwest A&F Univ., Yangling 712100, China.