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为有效控制蜚蠊危害 ,我们用烟雾剂熏蒸和溴氰菊酯滞留喷洒 2种方法对旅客列车灭蟑效果进行了现场观察。1 材料与方法1.1 药物来源 大蛙牌杀虫烟雾剂 (有效成分为残杀威 ) ,为北京丰台华健医疗用品新技术开发公司产品 ;2 .5 %克敌悬浮剂(有效成分为溴氰菊酯 ) ,为德国艾格福
In order to effectively control the hazards of cockroaches, we used two methods, aerosol fumigation and deltamethrin retention spraying, to observe the effect of cockroaches on passenger trains. 1 materials and methods 1.1 drug source big frog licensing insecticide aerosol (the active ingredient is propoxur), Beijing Fengtai Huajian medical supplies new technology development company products; 2.5% grams of the enemy suspension agent (the active ingredient is the deltamethrin Ester), for the German Agfa