防止江河钉螺扩散研究取得进展１９９５年１０月１０日湖北省科委在武汉主持召开《江河水系灌溉系统防治钉螺扩散技术研究》成果鉴定会。与会专家认为：该研究成果达到国际领先水平，为江河水系扩散钉螺涵闸的改造提供了科学依据，具有明显的社会、经济和生态效益。长江科... Progress on preventing the spread of snail snail on the river On October 10, 1995, the Hubei Provincial Science and Technology Commission hosted the appraisal meeting of achievements in the research on the prevention and cure of snail snail diffusion in the river water system in Wuhan. Participating experts believe that: The research results reached the international advanced level, providing a scientific basis for the reconstruction of the snail culvert of the proliferation of river water system, with obvious social, economic and ecological benefits. Yangtze River Branch ...