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一、使用2.4—D丁酯的好处 采用化学农药除草已成为农业现代化中的一项先进技术。近几年伊犁地区在农业上试验和大面积推广麦田除草剂2.4—D丁酯,生产得到迅速发展。 1、灭草效果好。2.4—D丁酯是植物激素除草剂,对双子叶杂草杀伤力强,灭草率高。据特克斯县试验春小麦田中。每亩用药60—70克即1.2—1.3‰液,一天后,(24小时)双子叶杂草大部分开始叶片卷缩,头弯曲向下。田旋花缠绕茎弯曲成蛇曲状。三天后(72小时)双子叶杂草叶片卷曲呈枯萎状、
First, the use of 2.4-D butyl benefits The use of chemical pesticides weeding has become an advanced technology in agricultural modernization. In recent years, Yili region in agricultural experiments and large-scale promotion of wheat-field herbicide 2.4-D butyl, production has been rapid development. 1, weed good effect. 2.4-D butyl ester is a plant hormone herbicide, strong lethal to dicotyledonous weeds, high rate of weeds. According to Texxian experimental spring wheat field. 60-70 grams per mu of drug that 1.2-1.3 ‰ liquid, a day later, (24 hours) most of the dicotyledonous weeds began leaf curling, head bent down. Convolvulus stalk curved into snake-like curve. Three days later (72 hours) dicotyledonous weed leaves curled wilt,