Funding for this research was provided by:
National Natural Science Foundation of China (31570528, 31770572)
National Key Research and Development Program of China (2016YFC0503105)
State Key Laboratory of Vegetation and Environmental Change (LVEC-2016kfxx)
Article History
Received: 22 October 2018
Accepted: 23 May 2019
First Online: 31 May 2019
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.