临澧、石门两县位于湖南省西北部 ,澧水中下游 ,为山丘沟港型血吸虫病流行区 ,于 1 970年达到国家基本消灭血吸虫病标准。通过 2 7年的防治和监测后经县、市两级血防部门考核 ,认为已达国家血吸虫病传播阻断标准 ,遂向省有关部门申请考核验收。 1 997年 1 0月 1 6～ 2 2日 ,根 Linqu and Shihmen counties are located in the northwestern part of Hunan Province and the middle and lower reaches of Huangshui River. They are endemic areas of Shanqiugou Harbor-type schistosomiasis and reached the national standard of eliminating schistosomiasis in 1970. After 27 years of prevention and control through the county and municipal levels of blood tests, that has reached the national schistosomiasis transmission block standard, then apply to the provincial departments for examination and acceptance. October 1, 1997 1 6 to 2 2, root