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杨树是平原造林的主要树种之一。具有树形美观,生长迅速,成材快,适应性强的特点,广泛用于农田防护林,用材林和四旁绿化。但近些年来,柳毒蛾(Stilpuotia salicisl)大量发生漫延,成为我州杨柳科树种主要虫害之一。 柳毒蛾为树木中壮龄期的害虫,主要危害箭杆杨、钻天杨、大叶杨、北京杨、苦杨、柳树等;新疆杨、银白杨危害较轻。历年均有不同程度发生的危害。一九七八和一九七九
Poplar is one of the main tree species afforestation in the plain. With a beautiful tree, rapid growth, become fast, adaptable features, widely used in farmland shelterbelt, timber forest and surrounded by green. However, Stilpuotia salicisl has been extensively spread in recent years and has become one of the major pests of poplar species in our country. Willow poison moths are the pests of the young age in the trees, and the main hazards are arrowhead poplar, rhizobium, poplar, Beijing poplar, poplar, willow, etc .; Xinjiang poplar, poplar less harmful. Over the years have varying degrees of harm. 1978 and 1979