| The forestry pest species of Nanhu district Jiaxing city in Zhejiang province were systematically investigated and analyzed during2010-2011. According to the survey,213species were recorded, belonging to7orders,59families and179genera. Among which35families.92genera.100species were trunk pests and31families.127genera,159species were leaf pests.During the survey, trunk pests was found to be particularly serious. The risk analysis was made on both Anoplophora glabripennis Motschulsky and Anoplophora chinensis Forster which were the most serious trunk pests. The results show that risk index value (R-value) of Anoplophora glabripennis Motschulsky was1.92, between2.0～1.5. assessed to be moderate risk pest of forest in Nanhu district, and the R-value of Anoplophora chinensis Forster was2.05. assessed to be high risk pest of forest in Nanhu district.According to the study, some advices about management strategy and some specific control measures to longicorn beetles were given. |
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