1. Ministry of Agriculture Key Lab of Molecular Biology of Crop Pathogens and Insects, Zhejiang University, Hangzhou, China;
2. Institute of Insect Sciences, Zhejiang University, Hangzhou, China;
3. Zhejiang Provincial Key Lab of Biology of Crop Pathogens and Insects, Zhejiang University, Hangzhou, China;
4. State Key Laboratory of Rice Biology, Zhejiang University, Hangzhou, China;
5. Department of Entomology, University of Kentucky, Lexington, KY, USA