Affiliation: | 1. Department of Entomology, China Agricultural University, , Beijing, P.R. China;2. College of Science, China Agricultural University, , Beijing, P.R. China;3. Department of Entomology, University of Kentucky, , Lexington, KY, USA;4. The Institute of Plant Protection, Guangdong Academy of Agricultural Sciences, , Guangdong, P.R. China |