康氏粉蚧[Pseudococcus comstocki(Kuwana)]属粉蚧科,又名梨粉蚧,是1种刺吸式害虫。该虫喜在阴暗处活动,梨果套袋内是其为害的最佳场所。随着套袋技术的推广与普及,康氏粉蚧发生呈上升趋势,为害程度不断加重,成为为害套袋梨果的重要害虫之一。据调查,在河北省晋州市,2008年康氏粉蚧 Pseudococcus comstocki (Kuwana) is a member of the family Melastomataceae, also known as pest, and is a sucking insect. The insect hi activities in the dark, pear fruit bagging is the best place for harm. With the popularization and popularization of bagging technology, the occurrence of Melastoma konjac has been on the rise, and the degree of damage has been aggravating, which has become one of the important pests that damage the bagged pear fruit. According to the survey, Jinzhou City in Hebei Province, 2008 Kang’s mealybug