Funding for this research was provided by:
National Natural Science Foundation of China (41861006)
State Key Laboratory of Earth Surface Processes and Resource Ecology (2020-KF-04)
Research Ability Promotion Program for Young Teachers of Northwest Normal University (NWNU-LKQN2019-4)
Article History
Received: 6 November 2020
Revised: 16 April 2021
Accepted: 23 April 2021
First Online: 29 April 2021
Declarations
:
: The authors declare no competing interests.