杨树是沙雅地区植树造林的主要树种,特别是新疆场,适应性强,生长快,木质好,深受人们的欢迎。但是,由于白杨细蛾Sithocolletis sp.~*为害日趋严重,给林业生产造成了很大损失。该虫在新疆南部普遍发生。近年来我们对此虫作了一些观察,现将结果整理如后,以供参考。 Poplar is the main tree species for afforestation in Shaya area, especially in Xinjiang, which has strong adaptability, fast growth and good wood quality, and is deeply welcomed by people. However, due to the increasingly serious damage to Sithocolletis sp. ~ *, Great losses have been made to forestry production. The insects commonly occur in southern Xinjiang. In recent years, we have made some observations about this worm and now we have compiled the results for reference.