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为探索大面积杀灭德国小蠊的有效途径，我们于1992年采用一次性滞留喷洒奋斗呐的方法，对赤峰市区德国小好进行了大规模的杀灭，取得满意效果。1材料与方法】．1材料①5％可湿性奋斗呐粉剂，英国壳牌公司生产；②氯菊酯，上海农药厂生产；③手扳喷雾器，承德承龙日用化工厂生产
In order to explore an effective way to kill a large area of Blattella germanica in large area, in 1992, we used a one-shot retention spraying method to kill Germany’s small area in Chifeng and achieved satisfactory results. 1 Materials and Methods]. 1 Materials ① 5% wettable powder, manufactured by British Shell Company; ② Permethrin, produced by Shanghai Pesticide Factory; ③ Handle sprayer, Chengde Chenglong Daily Chemical Factory