摘要
东方绛蚧ＫｅｒｍｅｓｏｒｉｅｎｔａｌｉｓＳｈｉｅｔＬｉｕ一年１代，１０月中、下旬以２龄若虫在芽基、枝干裂缝等部位越冬。第二年３月下旬开始为害，雌若虫在原处脱皮２次进入成虫期，雄若虫转移到枝干或地面杂草处作茧，经预蛹和蛹期，５月上旬羽化为成虫，５月下旬是雌成虫产卵和卵孵化高峰。
Kermes orientalis Shi et Liu hads one generation a year.The adult females and males appear in the first decade of May and mate.The males live only one to two days.The females grow rapidly after mating and become fully mature individuals with the characteristic gall like appearance.The adult females begin laying eggs in the last ten day of May and the eggs begin hatchingm three to five days.the first instars migrate and settle at the base of buds of Quercus acutissima Carr.Both sexs hibernated inthe Second instar after their first molt in mid October.The first stage of first instars is che besftime for control.
出处
《森林病虫通讯》
北大核心
1997年第2期15-17,共3页
Forest Pest and Disease
关键词
东方绛蚧
生物学特性
防治
Kermes orientalis , bionomics, control
