随着池塘精养水平和集约化程度的不断提高,养殖密度越来越高,饲料使用量也越来越犬,导致养殖水体环境发生了新变化;养殖鱼类也出现了一些新病害。现将笔者近期在调查中发现的3种异常情况进行剖析,并提出处理建议供养殖者参考。1.鱼类肝胆综合症该病最典型的特征是肝胆肿大和变 With the continuous improvement of the level of intensive cultivation and intensification of ponds, breeding densities are getting higher and higher, and the amount of feed used is becoming more and more dogs. As a result, new changes have taken place in the aquaculture water environment; some new diseases have also emerged in cultured fish. Now I recently found in the investigation of the three anomalies were analyzed and put forward suggestions for the treatment of farmer reference. 1. Fish hepatobiliary syndrome The most typical feature of the disease is hepatomegaly swelling and change