养殖滤食性鱼类对大水面水体净化作用的探讨

“Free-range fish”--the purification effect of filter-feeding fish on the large surface waterbody

本文介绍了汤阴县汤河水库自然资源情况,传统的养殖模式对水库水体造成富营养化。采取“人放天养”的生态养殖模式,养殖全程不投料、不用药,食用鱼安全放心,养殖的鲢鳙鱼经济效益可观。

This paper introduces the natural resources of Tanghe Reservoir in Tangyin county and the eutrophication of the reservoir water caused by the traditional culture mode.The ecological culture mode of“Freerange fish”is a culturing process without feed and medicine,which result in the health of food fish and considerable benefit.