随着水产养殖的发展,集约化程度越来越高,鱼病发生频繁,危害也越来越大,是影响养殖效益的主要原因之一。针对这一问题,笔者经过多年实践,发现在集约化养鱼中使用抗菌素时,应特别注意以下几个问题,供大家参考。1.内服药剂量要以鱼体重为计算基础,充分考虑病鱼和体弱鱼,足量用药 With the development of aquaculture, the degree of intensification is getting higher and higher, fish diseases occur frequently and harms more and more, which is one of the main reasons that affect the breeding efficiency. In response to this problem, the author after years of practice, found that intensive use of fish in the use of antibiotics, should pay special attention to the following questions for your reference. 1. Oral dosage should be based on the calculation of fish body weight, full account of sick fish and weak fish, enough medication