丝棉木金星尺娥幼虫寄生天敌的研究  

Study on the Parasitic Natural Enemy in Larva of Calospilos suspecia Warren

作　　者：王穿才[1] 周俊 

机构地区：[1]永州职业技术学院农业科学系,湖南永州425000 [2]永州市冷水滩区农业局,湖南永州425000

出　　处：《安徽农业科学》2009年第27期13127-13128,13130,共3页Journal of Anhui Agricultural Sciences

摘　　要：进行了丝棉木金星尺娥幼虫天敌寄生率的调查,同时对天敌种类进行了识别鉴定。结果表明,丝棉木金星尺蛾各世代中,第1代幼虫的寄生率最高,达到53.7%;不同生态环境中,苗圃中尚未移植的大叶黄杨球上幼虫寄生率最高,达到54.3%;各龄期中,5龄期幼虫寄生率最高,达到46.7%。寄生天敌种类主要有姬蜂类、小蜂类、寄蝇类。The study aimed to investigate the parasitism rate of natural enemy in larva of Calospilos suspecia Warren from different generations, ecological environment and stadium and carry out on the natural enemies of identification. The results showed that the parasitism rate was the highest in first brood of larvae, reaching 53.7% ; the parasitism rate of larvae on Euonymus ball not transplanting in nursery was the highest, reaching 54.3% and the 5 age larvae was the highest, reaching 46.7%. Main types of parasitic natural enemies were ichneumon, chaleidoid, tachinid fly and so on.

关 键 词：丝棉木金星尺蛾 大叶黄杨 天敌昆虫 寄生率 

分 类 号：S763.3[农业科学—森林保护学]