柿绒蚧在我国河北、河南、山东、山西、安徽、陕西、福建、广东等省分布。以若虫、雌成虫固着寄生于柿树枝条、叶片、叶柄、果实和果蒂表面，刺吸汁液，使虫体固着处的组织凹陷变黑，受害重者叶面畸形，造成落叶落果。 一年发生４代，主要以２龄若虫分散固定在柿树树干、枝条的 Persimmon tick in China’s Hebei, Henan, Shandong, Shanxi, Anhui, Shaanxi, Fujian, Guangdong and other provinces. The nymphs and the female adults stick to the persimmon branches, leaves, petioles, fruit and fruit pedicle surface, sucking juice, so that the worms solidified Department of dark denture, the victim of severe foliar deformity, causing deciduous fruit. 4 generations a year, mainly to 2 instar nymph dispersed in the persimmon tree trunk, branches