近年来由于褐稻虱在东南亚、日本等地的严重发生,引起了亚洲水稻生产国家的注意和重视。现将国外一些地区褐稻虱的发生概况和研究进展综述于下。 一、发生概况 六十年代以前,在亚洲地区褐稻虱的暴发频率较低,为害较轻。但近年随着各国农业生产的发展,在品种、栽培制度及耕作技术上发 In recent years, due to the serious occurrence of brown planthopper in Southeast Asia, Japan and other places, it has attracted the attention and emphasis of Asian rice producing countries. Now some areas in the occurrence of brown planthopper survey and research progress in the next. First, the occurrence of the situation Before the sixties, the outbreak of brown planthopper in Asia is less frequent, less harmful. However, in recent years, with the development of agricultural production in various countries, the development of varieties, cultivation systems and farming techniques