【摘要】 柏牡蛎蚧(Lepidosaphes cupressi borchsenius)是危害杨梅[Myrica rubra(Lour.) Sieb. et Zucc]的重要害虫,在浙江省余姚市1年发生2代,以受精的雌成虫在杨梅小枝条、叶片上越冬。化学防治以若虫盛孵初期喷雾和杨梅采摘后在树干基部打孔注入氧化乐果和甲胺磷农药,效果较好。更多还原

【Abstract】 Lepidosaphes cuprcssi is an important pest of red bayberry (Myrica rubra) and has two generations a year in Yuyao City, Zhejiang Province. It overwinters as female adult on the leaves and twigs. The scale can be killed by spraying with methamidophos or omethoate when the crawling stage, or by injecting one of the two insecticides into the tree after harvesting.更多还原