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池塘网箱鳝鱼发生病害的原因有生物因素、物理因素和化学因素等,诊断鳝病的方法有现场通过观察黄鳝的活动状况、鳝体检查和解剖进行内脏检查。介绍了“应激性”疾病、低温综合症、腐皮病和水霉病等疾病的症状和防治方法。
There are biological factors, physical factors and chemical factors in the diseases of eel in pond cages. The methods of diagnosing eel disease are to observe the activity of eel by the scene, to examine and dissect the viscera in the eel body. The symptoms and prevention and treatment of diseases such as “stress”, hypothermia syndrome, rot disease and water mold disease are introduced.