基金We thank Dr. Jianming Chen （Zhejiang Academy of Agri- cultural Sciences, Hangzhou, China） for providing the susceptible population and Jiaxing field-collected pop- ulation, and Dr. Ping Wang （Cornell University, USA） for his critical comments on this manuscript. This work was funded by the National Basic Research Program of China （Grant 2010CB 126200）, National Natural ScienceFoundation of China （U 1401212） and the China Postdoc- toral Science Foundation （2016M602582）.
基金We thank the plant protection stations of Jiangxi, Fujian, Anhui, Jiangsu, Zhejiang, Hunan, Hubei, Guang- dong and Guangxi provinces for providing insect scouting data. This study was supported by the National Natural Science Foundation of China （31471763） and the Fundamental Research Funds for the Central Universities （KJQN201434）. GH＇s visiting scholarship at the University of Exeter was funded by the China Scholarship Council.