为了在鼠疫疫区有效灭蚤，我们选用不同剂型溴氰菊酯，选择有代表性的关中农村进行了现场应用效果观察。1材料与方法1．1材料凯素灵（2．5％溴氰菊酯），由德国艾格福公司提供；0．075％溴氰菊酯灭蚤粉，由三原县三浦公司加工；0．075％溴氰菊酯灭蚤水，使用时现场配制；粘蚤纸 In order to effectively eliminate fleas in the plague area, we choose different dosage forms of deltamethrin, select the representative of the Guanzhong rural field application effect observation. 1 Materials and methods 1.1 Materials Kai Suling (2.5% deltamethrin), provided by the German company Agfa; 0.075% deltamethrin flea powder, processed by the Miura Miura company; 075% deltamethrin flea fleece water, when used on-site preparation; sticky flea paper