水稻齿叶矮缩病(Rice Ragged Stunt).是一种新发现的水稻病毒病,1977年1月底在菲律宾北哥塔巴托(Cotabata)首次发现。目前该病分布于菲律宾、印度、印度尼西亚、斯里兰卡、泰国。我国广东、福建、江西等地也有零星发现。温州地区于1981年6月,在温州市郊新桥禾兴谷品种上初次发现。并对病株进行了系统观察,现将初步结果归纳如下: Rice Ragged Stunt, a newly discovered rice virus disease, was first detected in Cotabata, Northern Philippines, at the end of January 1977. The disease is currently distributed in the Philippines, India, Indonesia, Sri Lanka, Thailand. China’s Guangdong, Fujian, Jiangxi and other places have sporadic discoveries. Wenzhou area in June 1981, in the suburbs of Wenzhou Xinxing Wo Xing Valley varieties first discovered. The diseased plants were systematically observed. The preliminary results are summarized as follows: