The correct method of prevention and control should naturally start with the improvement of the hydrological environment. 正确的防治办法，自然应该从改善水文环境入手。
Matalas and Reiher in a paper from the hydrological literature provide a discussion of the methods and their limitation. 马塔拉斯和赖赫在一篇论文中根据水文地质文献对这些方法和他们的局限性进行了讨论。
