1. Institute of Soil and Water Conservation, CAS & MWR, Shannxi, People’s Republic of China
2. University of Chinese Academy of Science, Beijing, People’s Republic of China
3. College of Natural Resources and Environment, Northwest A&F University, Shannxi, People’s Republic of China
4. Agricultural Technology Extension Centre of Huzhu County, Haidong City, People’s Republic of China
5. Institute of Soil and Water conservation, Northwest A&F university, Shannxi, People’s Republic of China