1. Center for Ecological Forecasting and Global Change, College of Forestry, Northwest Agriculture and Forestry University, Yangling, Shaanxi, China
2. Dingbian Disease and Pest Control and Fire Prevention Workstation for Forests and Grasslands, Dingbian, Shaanxi, China
3. Yulin Meteorology Bureau, Yulin, Shaanxi, China
4. College of Forestry, Northwest Agriculture and Forestry University, Yangling, Shaanxi, China
5. State Key Laboratory of Soil Erosion and Dryland Farming on Loess Plateau, Northwest Agriculture and Forestry University, Yangling, Shaanxi, China
6. Institute of Soil and Water Conservation, Chinese Academy of Sciences and Ministry of Water Resources, Yangling, Shaanxi, China