College of Resources and Environmental Sciences Hunan Normal University Changsha 410081 China;
College of Environmental Science and Engineering Hunan University Changsha 410082 China;
College of Resources and Environmental Sciences Hunan Normal University Changsha 410081 China;
College of Environmental Science and Engineering Hunan University Changsha 410082 China;
Agricultural College of Guizhou University Guiyang 550025 China;
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 712100 China;
College of Resources and Environmental Sciences Hunan Normal University Changsha 410081 China;
College of Resources and Environmental Sciences Hunan Normal University Changsha 410081 China;
College of Resources and Environmental Sciences Hunan Normal University Changsha 410081 China;
College of Environmental Science and Engineering Hunan University Changsha 410082 China;
College of Resources and Environmental Sciences Hunan Normal University Changsha 410081 China;
College of Environmental Science and Engineering Hunan University Changsha 410082 China;