Funding for this research was provided by:
Second Tibetan Plateau Scientific Expedition and Research program (STEP; 2019QZKK0301)
Frontier Science Key Research Programs of CAS (QYZDB-SSW-SMC023)
National Natural Science Foundation of China (31872700)
Natural Science Foundation of Jilin Province (31670449)
Natural Science Foundation of Jilin Province (31700387)
Article History
Received: 6 March 2020
Accepted: 19 July 2020
First Online: 30 July 2020