目的鄂尔多斯高原在历史上曾多次发生鼠疫流行,而修建的察棋公路、东乌铁路贯穿历史鼠疫流行区(现木凯淖尔镇、乌兰镇、阿巴斯苏木),为了掌握该地区鼠疫疫源情况,确保建设的顺利进行,于2003年对察棋高速公路和东乌铁路沿线地区进行疫源性监测调查。方法运用鼠疫流行病学监测方法进行分析与评估。结果主要宿主动物长爪沙鼠平均密度9.40只/hm2,病原学调查各种啮齿动物419只,培养蚤26组162匹,血清学检验43份,均为阴性。 Purpose The plague epidemic occurred in the Ordos Plateau for many times. However, the construction of the Cheqi Highway and the Dongwu Railway penetrated the plague-endemic areas of history (Xianmu Kai’er, Wulan and Abbasosu). In order to master the area Plague epidemic situation, to ensure the smooth progress of construction, in 2003 on the Cheqi Expressway and the Dongwu railway along the feline epidemic surveillance survey. Methods The epidemiological surveillance of plague was used to analyze and evaluate. Results The main host animal, Meriones unguiculatus, had an average density of 9.40 / hm2. Etiological investigations were conducted on 419 rodents, 162 fleas in 162 groups and 43 serological tests, all of which were negative.