美国白蛾(Hyphantria Cuned Drury)属鳞翅目灯蛾科,是一种杂食性害虫,为害多种树木、果树和杂草,是一种危险性检疫害虫。一、分布及危害分布:美国白蛾原分布在北美大陆,主要分布在美国洛基山脉以东的广大地区;在加拿大只分布在与美国交界的部分地区;在墨西哥只分布在洛基山脉以东的墨西哥湾沿岸地区。1940年传入欧洲,首先在匈牙利首都布达 Hyphantria cunedis (Hyphantria cunedis) is a Lepidoptera moth family, is a omnivorous pest, for a variety of trees, fruit trees and weeds, is a dangerous quarantine pests. First, the distribution and distribution of hazards: the United States was originally distributed in the North American mainland Coccinella major, mainly in the United States Rocky Mountains east of the vast area; in Canada only in parts of the junction with the United States; in Mexico only in the Rocky Mountains East Gulf Coast. In 1940 introduced to Europe, first in the capital of Hungary, Buda