据浙江省各地森林病虫害测报点报告,近期该省突发性森林害虫骤增。已10多年未发生的焦艺夜蛾在建德、淳安、义乌、常山、缙云等地暴发成灾,危害面积5万余亩,部分被害松林虫口密度达300条/株。广翅蜡蝉在嵊州的许多花卉苗木基地暴发成灾,危害面积达4万余亩。浙江突发性森林害虫 According to the report of the test report on forest pests and diseases in Zhejiang Province, the sudden emergence of sudden forest pests in the province has surged recently. Cokephelia larvae that have not occurred in more than 10 years have been plagued by disasters such as Jiande, Chun’an, Yiwu, Changshan and Jinyun. The damage area is more than 50,000 mu, and the population density of some pine trees is 300. Wuliangye cicada in Shengzhou many flower seedling base outbreaks, the damage area of ​​40,000 acres. Zhejiang sudden forest pests