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为了做好六六六、DDT等有机氯农药的取代工作,1984年晚季,我们和梅仙乡农技站、福建农学院植保系协作,进行新农药巴丹、二嗪农等防治水稻螟虫药效试验.一、试验方法 试验地为历年重螟害区,水稻品种系汕优63,6月13日播种,7月中旬移栽,密度为6×6寸.供试巴丹等三种新农药共设六个处理,(1)亩用25%喹硫磷乳剂100毫升;(2)25%喹硫磷乳剂125毫升;(3)40%二嗪农乳剂75毫升;(4)40%二嗪农乳剂100毫升;(5)
In order to do a good job of replacing organochlorine pesticides such as BHC and DDT in the late autumn of 1984, we cooperated with Meixian Township Agricultural Technology Station and Fujian Agricultural College Plant Protection Department to carry out new pesticides such as Badan and Diazinon to prevent and control rice stem borers First, the test method to test the perennial heavy pest damage area, the rice varieties Shanyou 63, sowed on June 13, mid-July transplanting, the density of 6 × 6 inch for the test Bataan three A total of six new pesticides treatment, (1) mu with 25% quetiapine 100 ml; (2) 25% quetiapine 125 ml; (3) 40% diazinon emulsion 75 ml; % Diazinon emulsion 100 ml; (5)