Funding for this research was provided by:
National Natural Science Foundation of China (41676128)
Agriculture Research System of China (CARS-50)
Biological Resources Program from Chinese Academy of Sciences (KFJ-BRP-017-27)
Article History
Received: 9 January 2020
Revised: 18 February 2020
Accepted: 18 February 2020
First Online: 2 March 2020