| 释义 |
sa·per·da AHDsəˈpərdə BNC²³⁶²¹³⁺¹
基本例句
天牛属¹⁰⁰
Study on Parasitical Natural Enemy Insect ofSaperdapopulnea L.青杨天牛寄生性天敌昆虫初步研究。
Title： Study on Parasitical Natural Enemy Insect ofSaperdapopulnea L.关键词：青杨天牛;寄生性天敌昆虫;重寄生;研究
Saperdapopulnea is a serious stem boring pest of Salicaceae plants and has caused serious damages in the northeastern and northwestern part of China.摘要青扬楔天牛是一种危害杨柳科植物的重要蛀干性害虫，在我国东北以及西北地区已造成严重危害。
After collecting and anatomizing the galls ofSaperdapopulnea, some black dead larvas were found out, which were not so hard-shelled.从青杨天牛虫瘿中找出虫体发黑却不僵硬的死虫，用差速离心法分离出病毒初提物；
The spore suspension of M.anisopliae and A. chrysogenum was employed in control test in the field against first instar larvae ofSaperdapopulnea,and the mortality was 95.56% and 48.72%.利用金龟子绿僵菌和枝顶孢霉菌液田间防治青杨天牛幼虫;死亡率分别为95.;56%及48 |