Acknowledgement
The authors would like to thank Xiao Yang and Juan Wei for their
excellent technical assistance. This work was supported by the National
Key Research and Development Project (2018YFC0840400), the Gansu major
science and technology project (20ZD7NA006), the Collaborative
Innovation Project of Chinese Academy of Agricultural Sciences
(CAAS-ZDRW202006), the Guangdong Innovative and Entrepreneurial Research
Team Program (No. 2014ZT05S123) and the Shenzhen Science and Technology
Innovation Commission (JSGG20180508152235868).