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History
- February 13, 2020.
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The copyright holder for this preprint is the author/funder, who has granted bioRxiv a license to display the preprint in perpetuity. It is made available under a CC-BY 4.0 International license.
Author Information
- 1Faculty of Environmental Science and Engineering, Kunming University of Science and Technology, Yunnan, China
- 2Faculty of Geography and Ecotourism, Southwest Forestry University, Yunnan, China
- 3Communist Youth League Committee, Southwest Forestry University, Yunnan, China
- 4Institute of International River and Eco-security, Yunnan University, Yunnan, China
- ↵*Corresponding author: Xin Yang, Communist Youth League Committee, Southwest Forestry University, No. 300, Bailong Road, Kunming, Yunnan, People’s Republic of China., Email: yangxin{at}swfu.edu.cn