1. Zhejiang Provincial Station of Plant Protection and Plant Quarantine, Hangzhou, 310020, P.R. China
2. Institute of Virology and Biotechnology, Zhejiang Academy of Agricultural Sciences, Hangzhou 310021, P.R. China
3. Jiangxing Academy of Agricultural Sciences, Jiangxing 314000, P.R. China
4. Jiangxing Station of Pest and Disease Monitoring, Jiangxing 314050, P.R. China
5. Linghai Station of Plant Protection, Taizhou 317000, P.R. China
6. Huzhou Academy of Agricultural Sciences, Huzhou 313000, P.R. China
7. Department of Plant Pathology and Microbiology, Rothamsted Research, Harpenden, Herts AL5 2JQ, UK