Funding for this research was provided by:
National Natural Science Foundation of China (31460095)
Morton Arboretum (Center of Tree Sciences fellowship)
Yunnan Key Laboratory for Plateau Mountain Ecology and Restoration of Degraded Environments (2019BC001)
Article History
Received: 5 October 2019
Accepted: 20 January 2020
First Online: 3 February 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.