水稻病毒病发生类型及其分布我省水稻病毒病,自一九六四年于龙溪地区发现黄矮病以来,目前已发生的尚有普通矮缩病和黄萎病。黄矮病在我省从南至北曾出现三次大流行。第一次在一九六五年晚季于南部龙溪地区普遍发生;第二次在一九六六年晚季于北部南平、三明地区大发生,当时南平地区发生面积达十七万五千亩,绝收面积达二万亩;第三次在一九六九年晚季于北部地区再次大流行,当时 Type and distribution of rice virus disease Rice virus disease in our province. Since the discovery of yellowish short disease in Longxi in 1964, there have been common dwarf and verticillium wilt diseases. Yellow dwarf disease in our province from south to north there have been three pandemic. The first occurred in the southern Longxi area in the latter part of 1965; the second occurred in the northern part of Nanping and Sanming areas in the latter part of 1966, when Nanping area reached an area of ​​175,000 Mu with a total area of ​​about 20000 mu and a third panaromic hit in the northern part of the country in the latter part of the evening of 1969. At that time,