我国沿海稻区，常因受台风引发海水倒灌而危害水稻生产，轻则造成大幅度减产，重则招致稻苗枯死而颗粒无收。据测定当地东海常年７～８月海水Ｃｌ－浓度都在２６０００ｍｇ／Ｌ以上。１９９６年８月上旬，受海水倒灌影响后的水稻秧田灌溉水Ｃｌ－浓度为１２３６～１２８６... Coastal rice areas in our country are often endangered by rice production caused by typhoon seawater intrusion, resulting in a substantial reduction of production, while heavy rice plants are caused to die and have no crop. According to the determination of the annual East Sea from July to August Cl - concentrations of seawater are above 26000mg / L. In early August 1996, by the sea water intrusion after the rice seedling irrigation water Cl- concentration of 1236 ~ 1286 ...