在当今大力提倡健康养殖的形势下,人们对水体中的投入品越来越谨慎。其实水体中的许多病害不一定非要用药解决,可以采取一些生物的方法予以防治。在养殖过程中,可以巧妙地利用各种鱼类的生活习性之间的互补性,在养殖水面中适当套养一部分有用的生物,达到调节水质、防治病害、以 In today’s vigorous promotion of healthy farming, people are increasingly cautious about inputs in water. In fact, many diseases in water bodies do not necessarily have to be solved by drugs. Some biological methods can be taken to prevent and cure them. In the breeding process, we can clever use of the various fish habits of life complementarity, in the aquaculture water suitable for raising some of the useful organisms, to regulate water quality, disease prevention and control