论文部分内容阅读
油松巢蛾Ocnerostoma piniariellum Zeller属鳞翅目、巢蛾科(Yponomeutidae),分布在我省泰山海拔800米以上油松分布区。己知国内山西省及国外欧洲有分布。寄主植物除油松外,还可以为害松属、冷杉属、刺柏属等种类。 1964年曾发现该虫于泰山岱顶的九龙港、后石坞一带,海拔1,400米以上被害面积200—30O亩,被害率达20％左右。以后,由岱顶逐渐向四周扩大蔓延,危害面积约5,000亩左右。远处望去,被害针叶半截枯黄,近处观察,可见
Oconeostoma piniariellum Zeller belongs to the order Lepidoptera, Yponomeutidae, distributed in the province of Taishan at an altitude of 800 meters above the Pinus tabulaeformis distribution area. It is known that there is distribution in Shanxi Province and abroad in Europe. Host plants in addition to pine, but also for the Pinus, Abies, Juniperia and other species. In 1964, the insect was found in the area of Jiulong Port and Houshiwu in Daiding, Taishan. The area of 200-3000 mu above 1,400 meters above sea level was damaged and the victimization rate was about 20%. Later, Dai Dai gradually expanded to the surrounding area, with an area of about 5,000 mu. From a distance, half of the victims of yellow stalks, near observation, we can see