Funding for this research was provided by:
National Natural Science Foundation of China (41771211)
National Natural Science Foundation of China (41530745)
National Natural Science Foundation of China (41971195)
State Key Laboratory of Biogeology and Environmental Geology, China University of Geosciences (GBL21902)
Fundamental Research Funds for the Central Universities (lzujbky-2019-it26)
Article History
Received: 30 March 2020
Accepted: 11 May 2020
First Online: 15 May 2020
Compliance with ethical standards
:
: The authors declare no potential conflict of interest.