论文部分内容阅读
分月扇舟蛾Clostera anastomosis L.(Pygaera anastomosis L)属鳞翅目舟蛾科,又名银波天社蛾,山杨天社蛾,杨叶夜蛾。是林园、行道、江堤杨树和柳树的主要害虫。分布于内蒙、黑龙江、辽宁、吉林、河北、湖北、湖南、江西、青海、四川、云南和贵州等省。在贵州一年发生两代,以幼虫越冬。 1983—1986年,贵州省各地行道旁的杨树和柳树,连年分月扇舟蛾幼虫大量发生危害。1983年8月,我们在湄潭发现分月扇舟蛾老龄幼虫阶段有不少于叶片或小枝上倒吊死亡的虫尸,经调查统计,自然罹病死亡率一般在20％左右。经分离鉴定系分月扇舟蛾颗粒体病毒
Clostera anastomosis L. (Pygaera anastomosis L.) Lepidoptera is a family of moths, also known as Silver Wave days community moths, Asiaticus, moths, Ye Young moth. It is the main pest of Lin Yuan, pavement, embankment poplar and willow. Located in Inner Mongolia, Heilongjiang, Liaoning, Jilin, Hebei, Hubei, Hunan, Jiangxi, Qinghai, Sichuan, Yunnan and Guizhou provinces. Two generations occur each year in Guizhou, overwintering with larvae. In 1983-1986, poplar and willow trees along roadsides in Guizhou Province suffered a great deal of damage in successive years. In 1983 August, we found in the Meitan subfamily Stem moth larvae at the stage of not less than the hanging on the leaves or twigs dead carcasses, the survey statistics, the natural mortality rate is generally about 20%. The separation and identification of subfamily Monascus pelvic virus