South-Central Forestry Inventory, Planning & Designing Institute of State Forestry Administration,South-Central Forestry Inventory, Planning & Designing Institute of State Forestry Administration,South-Central Forestry Inventory, Planning & Designing Institute of State Forestry Administration,Institute of Forest Inventory,Planning and Research of Tibet Autonomous Region,Institute of Forest Inventory,Planning and Research of Tibet Autonomous Region,College of Life Sciences,Hunan Normal University