摘要
黑缘红瓢虫ChilocorusrubidusHope 1年发生 1代 ,以成虫在杂草、石缝中等处越冬 ,为朝鲜球坚蚧DidesmococcuskoreanusBorchs的重要天敌。主要分布在桃树、梅树等树上 ,对朝鲜球坚蚧有很强的控制作用。黑缘红瓢虫主要以幼虫捕食猎物为主 ,其幼虫对朝鲜球坚蚧雌蚧功能反应符合HollingⅡ模型 ,一昼夜最大捕食量为 8头。
Chilocorus rubidus Hope takes one year to complete its life cycle.The adult overwinters in weeds and seams and it is an important natural enemy of Didesmococcus koreanus.It mainly occurs in peach and plum trees,and suppresses the population of D.koreanus efficienlty.Its larvae is the main preyer of the scale insect,and can prey up to 8 coccus daily.The functional response of its second instar larvae to D.koreanus fits Holling Ⅱ model.
出处
《昆虫知识》
CSCD
北大核心
2002年第2期126-129,共4页
Entomological Knowledge
基金
安徽技术师范学院青年科研基金项目资助 (YQK2 0 0 0 0 8)
