1流行情况通过重点调查和全民普查，查明全市9个县（市）、区均为班氏丝虫病流行区，以东部感染率最高、中部次之，属中度流行区。酉部较低，为丝虫病低度流行区。以县为单位，微丝蛐率为0．03％一14．26％，平均745％。全市有189个乡，3357个行政村有丝虫病流行，分别占总乡数 1 Epidemic Situation Through the key survey and the national census, nine counties (cities) in the city were identified. All the endemic areas were Bancroftian filariasis endemic areas, with the highest infection rate in the east and secondarily in the middle, which belonged to a moderate endemic area. Unitary lower, as low prevalence of filariasis. In counties, the microfilament rate was 0.03% -14.26%, an average of 745%. The city has 189 townships, 3357 administrative villages have filariasis prevalence, respectively, the total number of townships