摘要
水稻螟虫是云南省永善稻区的主要害虫，云南省永善县3333．33／hm^2稻田常年因螟虫危害减收稻谷100万kg左右，发生严重之年部分稻区的个别稻田可减产50．0％以上。围绕着减轻螟害进行粗．浅的测报和调查研究，开展治螟，提出综合防治意见，夺取水稻丰产增收.
Rice stem borer is the major rice pests＇yongshan, yongshan county 50 000 1/667 m^2 perennial rice stem borer damage due to a reduction in more than 100 million kg of rice is about the year of some serious individual paddy rice can be cut 50.0 % above. To reduce borer damage around the rough and forecast of the shallow research, conducted borer treatment, comprehensive prevention and treatment advice presented to seize increase rice yield.
关键词
稻区
稻螟防治
防治建议
永善县
rice area
rice borer
prevention recommendations
Yongshan
