2013年全省水稻病虫总体偏重发生,其中纹枯病、稻飞虱大发生;稻纵卷叶螟偏重发生,局部大发生;二化螟、稻瘟病、稻曲病中等发生,局部偏重发生;南方水稻黑条矮缩病潜在流行风险大。1、“两迁”害虫稻飞虱、稻纵卷叶螟稻飞虱大发生,早稻中等发生,局部偏重发生;中、晚稻大发生,发生面积9700万亩次;稻纵卷叶螟偏重发生,其中第一代轻发生,第二代、第五代中等发生,第三、四代偏重发生,发生面积7900万亩次。 Rice diseases and insect pests generally took place in the whole province in 2013, among which, sheath blight and planthopper occurred in large scale. Rice leaf roller occurred heavily and local occurrence occurred. Chilo suppressalis, rice blast and rice false smut occurred moderately, ; Southern rice black-streaked dwarf disease potential epidemic risk. 1, “two move” Pest planthopper, rice leaf roller Larvae Larvae occurred, early rice occurs moderately, partial emphasis occurs; medium and late rice occurs, the occurrence of an area of ​​9700 acres; times rice leafroller The first generation occurred mildly, the second generation and fifth generation took place moderately, the third and fourth generation took place seriously, with an area of ​​79 million mu.