Acknowledgments
We thank Professor Zi-Hua Zhao for conducted field sampling, and Dr. Jing Gao for sharing RT-qPCR laboratory techniques. This project was supported by the National key R&D Program of China (no. 2017YFD0200400) and the Strategic Priority Research Program of the Chinese Academy of Sciences (no. XDB11050400) and the National Nature Science Fund of China (nos. 31770452 and 31870394).