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对症下药,才能药到病除。但在渔业生产过程中,一些鱼病的外观症状相似,内在机理却不尽相同,常常导致误诊而错失治疗良机,造成较大的损失。同时,在鱼病的治疗过程中,有些渔户盲目增大用药量或增加用药次数、延长用药时间,甚至选用国家规定禁止使用的药物,从而对养殖水环境和鱼产
Right medicine, in order to cure the disease. However, in the process of fishery production, the appearance of some fish diseases is similar in appearance but the internal mechanisms are not the same. Misdiagnosis often leads to the missed treatment opportunity and causes great losses. At the same time, during the treatment of fish diseases, some fishermen blindly increase the dosage or increase the number of medication, extend the medication time, or even use drugs prohibited by the state regulations, thus the aquaculture water environment and fish production