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甲磺隆纳盐是天津农药总厂生产的一种磺酰脲类的超高效麦田除草剂.1991年我们应用示范面积达2100亩.结果表明:该药用量少、成本低、杀草谱广,除草效果显著.每亩有效成份用量仅0.5克.每亩用药成本仅为进口除草剂的1/2～1/3.对看麦娘、千金子等单子叶杂草株防效率达95.60%、鲜重防效达97.64%;对繁缕、婆纳、毛茛、一点红等双子叶杂草株防效达94.40%、鲜重防效达97.28%;对杂草总体的株防效达95.35%、鲜重防效97.51%.但该药仅限于稻麦连作、不间种、后茬又不安排种植棉花,芝麻、玉米、豆类等敏感作物的大、小麦田使用.使用时要求严格掌握技术.
The metsulfuron salt is an ultra-efficient wheat field herbicide produced by Tianjin Pesticide Factory, with an area of 2,100 hectares in 1991. The results show that the medicinal amount is low, the cost is low, Wide, weeding effect is remarkable.Effective amount of active ingredient per acre is only 0.5 grams per mu drug cost is only 1/2 ~ 1/3 of imported herbicides on the Ophiopogon japonicus, such as monocotyledonous weed control efficiency of 95.60 %, Fresh weight control efficiency of 97.64%; on the plumeria, buttercup, buttercup, reddish dicotyledonous weeds, such as control efficiency of 94.40%, fresh weight control effect of 97.28%; the overall weed control effect of up to 95.35%, fresh weight control effect 97.51% .However, the drug is limited to continuous cropping of wheat and wheat, and the late crop is not arranged to be used in large wheat fields with sensitive crops such as cotton, sesame, corn and beans. Strict control of technology.