ACKNOWLEDGEMENTS
This study was funded by the National Key Research and Development Program of China (2016YFC0502105), reserve talent plan for young and middle-aged academic and technical leaders in Yunnan Province (202005AC160003), the National Natural Science Foundation of China (42075119, 31770528, U1602234, 41961144017), the Yunnan Natural Science Foundation of Yunnan Province, China (2019IB018), and Yunnan Province Ten Thousand Talents Plan Youth Top Talent project. We thank FLUXNET, OZflux and ChinaFlux for providing the meteorological and flux data.