稻瘿蚊Pachydiplosisoryzae（Woo－Mason）属于我国南方稻区的间发性害虫，江西则仅限于宁都县以南的赣南地区诸县有分布。6O至70年代曾在局部造成过严重为害，80年代又曾一度消声匿迹，90年代该虫又重新抬头，并逐渐成为严重为害中稻、一晚和二晚的常发性害虫。地处赣东的抚州 Pachydiplosisoryzae (Woo-Mason) is an obligate pest in the southern rice area of ​​China. Jiangxi is only distributed in all counties in southern Jiangxi Province, south of Ningdu County. In the 1980s and 1970s, it caused serious damage locally and once disappeared again in the 1980s. In the 1990s, the insect regained its head again and became the pest frequently causing serious damage to middle-grade rice, one night and two nights later. Fuzhou is located in the eastern part of Jiangxi Province