1. College of Resources and Environment, Institute of Soil and Water Conservation and Eco-environment,
Southwest University, Chongqing 400715, China.
2. Key Laboratory of Mountain Surface Processes and Ecological Regulation, Institute of Mountain Hazards and Environment,
Chinese Academy of Sciences, Chengdu 610229, China.
3. Chongqing Eco-environment Monitoring Station of Soil and Water Conservation, Chongqing 401147, China.
4. University of Chinese Academy of Sciences, Chengdu 610229, China.