四川省黔江县是个古老的郁盐供应区。刘子岳等著食盐所致地方性氟中毒一文中,首先提出了郁盐为郁山镇居民地氟病病因。为了进一步探讨郁盐供应区地氟病发生因素,1984年我们在郁盐供应区抽查了氟斑牙患病率最高的黔江县邻鄂乡,结果如下: Qianjiang County, Sichuan Province is an ancient Yuyan supply area. Liu Ziyue waiting for salt caused by endemic fluorosis in the article, first proposed the Yu Yu Yu Shan residents of endemic fluorosis etiology. In order to further explore the Yu salt supply areas of endemic factors, in 1984 we Yuanyan supply area spotted the highest prevalence of dental fluorosis in Qianjiang County o E township, the results are as follows: