水稻病虫害防治技术,历来采用低浓度药液直射喷洒,用水量大,花工多,且对水稻后期防治病虫害效果不理想,加上这种方法用机械喷(弥)雾成本高,维修技术难,对一家一户经营方式难以接受。为改变这种状况,本人经10多年试验摸索,采用浓缩低喷雾技术,效果很好。这种办法是用普通背包式喷雾器,家家户户部适用;比低浓度直喷省时3/4;防治效果提高 Rice pest control technology has always been the use of low concentrations of liquid direct spraying, water consumption, floriculture and more, and the late rice pest control effect is not ideal, coupled with this method of mechanical spraying (Mi) fog high cost, difficult maintenance techniques , One family business mode unacceptable. In order to change this situation, after more than 10 years of trial and error, the use of concentrated low spray technology, the effect is very good. This approach is to use an ordinary backpack sprayer, every household apply; than the low concentration of direct injection time saving 3/4; control effect