木瓜粉蚧是一种重要的有害生物,在我国周边的多个国家和地区有分布,入侵我国的风险极大。该虫属多食性,已在中美洲和东南亚地区定殖并扩散,对木瓜和琴叶珊瑚等多种经济作物和观赏植物具有重要危害性。本文介绍了木瓜粉蚧的地理分布、寄主范围、鉴定特征、危害特点和防治方法等,为该虫的检疫和防控提供参考。 Papaya mealybug is an important pest, which is distributed in many countries and regions around our country and has a great risk of invading China. The insects are omnivorous and have colonized and spread in Central America and Southeast Asia, and are of great danger to many cash crops and ornamental plants such as papaya and piano leaf coral. In this paper, the geographical distribution, host range, identification characteristics, damage characteristics and control methods of mealybug’s gooseberry were introduced, providing references for the quarantine and control of the pest.