[目的 ]了解我区常见蝇类带菌状况。 [方法 ]采集的苍蝇于 1999年 9～ 10月用倾注平板法、发酵法检测细菌总数、大肠菌群数。 [结果 ]4种苍蝇每只体表均携带 2 .0× 10 7～ 1.3× 10 8个细菌 ,体内均携带 2 .0× 10 9～ 1.6×10 1 1 个细菌。 [结论 ]苍蝇带菌量高 ,威胁人们的健康 ,宜大力开展除“四害”灭病爱国卫生运动 ,改善环境卫生 ,把我市建设成卫生文明城市 [Objective] To understand the prevalence of flies in our region. [Method] The collected flies were used to test the total number of bacteria and coliform bacteria by pouring plate method from September to October in 1999. [Result] The 4 species of flies carried 2.0 × 10 7 ~ 1.3 × 10 8 bacteria per body surface, each carrying 2.0 × 10 9 ~ 1.6 × 10 1 1 bacteria. [Conclusion] The flies with high inoculum capacity threaten people’s health, we should vigorously carry out the “four pests” patriotic health campaign to eliminate the disease, improve sanitation, the city into a civilized and civilized city