Funding for this research was provided by:
National Natural Science Foundation of China-Guangdong Joint Fund (U1701241)
the Natural Science Foundation of China (41773147, 41273149)
the Science Foundation of Guizhou (20113109)
National Natural Science Foundation of China-Guizhou Joint Fund for Karst Science Research Center (U1612441)
Article History
Received: 29 October 2020
Revised: 16 December 2020
Accepted: 12 January 2021
First Online: 26 January 2021