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水稻“两虫一病” ,即稻飞虱、稻纵卷叶螟、稻瘟病是黔东州水稻的主要病虫害 ,其发生危害程度占整个水稻病虫发生面积的 70 %以上 ,常年发生 8万hm2 左右。 1996年以后黔东南州将水稻“两虫一病”综合防治作为农业实用技术推广项目部署各县 ,在项目实施区采取了“加强两虫一病预报 ,实施健身控害栽培 ,压前控后 ,分区治理”的综合防治策略。 1996～ 1999年 ,实施 36 .45万hm2 ,共挽回稻谷 2 6 .6 7万t,取得显著经济经济、社会、生态效益
Rice “two insects a disease”, that is, planthoppers, rice leaf roller, rice blast is the main diseases and insect pests of rice in eastern Guizhou Province, the occurrence of damage accounted for more than 70% of the entire area of rice pests and diseases, perennial 80,000 hm2 or so. After 1996, Qiandongnan Prefecture used the comprehensive prevention and control of rice “two insects and one disease” as the practical agricultural technology promotion project to deploy counties. In the implementation area of the project, “strengthening the prediction of two insects and one disease, implementing fitness control cultivation, , Partition management ”comprehensive prevention and control strategy. From 1996 to 1999, 364,500 hm2 were implemented, totally 26,600 tons of rice were retrieved, and significant economic, social, ecological benefits were achieved