水稻齿矮病(Rice ragged stunt)是由褐飞虱Nilaparvata lugens Stal传播的一种病毒病,是1977年以来东南亚、东亚和南亚一些国家发生的一个重要病害。我国最初于1978年在福建和台湾发现。后相继在广东、湖南、江西、浙江等省亦有发生,为了弄 Rice ragged stunt, a virus disease transmitted by the Nilaparvata lugens Stal, is an important disease in some countries of Southeast Asia, East Asia and South Asia since 1977. My country was first discovered in 1978 in Fujian and Taiwan. After one after another in Guangdong, Hunan, Jiangxi, Zhejiang and other provinces have also occurred, in order to get