丝棉木金星尺蛾(Calospilos suspecta)属鳞翅目,尺蛾科。以幼虫为害卫茅等树,以往在我市零星发生。1984年虫口激增,市内行道树卫茅无一幸免其害,不少树树叶被吃光,虫粪残叶遍地,满目萧瑟荒凉,不仅影响卫茅生长发育,而且污染环境,有碍市容。为了有效地控制虫害,我们对其发生为害规律进行了初步观察,在此基础上给园林部门提供了具体的防治建议,防治效果较为显著。 Cottonwood Venus moth (Calospilos suspecta) Lepidoptera, moth family. The larvae damage Wei Mao and other trees, sporadic occurred in the city in the past. In 1984, there was a surge in the number of insect population. The tree-side tree in the city’s downtown area was spared no harm. Many trees and leaves were eaten. Pest residues were everywhere and the bleak desolation not only affected the growth and development of Wei Mao, but also polluted the environment and hindered the appearance of the city. In order to effectively control the pests, we conducted a preliminary observation of the pest damage laws. Based on this, we provided concrete suggestions to the department of gardening and the prevention and treatment effects were more obvious.