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导致催产亲鱼伤亡的主要因素:一是亲鱼在产卵生殖过程中体能消耗大,加上催产药物的副作用,使亲鱼机体抵抗能力下降,若鱼体受伤,病原体侵染,容易引发疾病;二是亲鱼的体质差,或是催产时水温变化幅度大,以及催产药物的剂量不当等,亲鱼不能正常
The main factors leading to the pro-birth broodstock casualties: First, broodstock in spawning reproductive process physical exertion, coupled with the side effects of oxytocic drugs, the resistance of the broodstock body decreased ability, if the fish body injury, pathogens, easily lead to disease; Second Broodstock poor health, or water temperature during oxytocin changes in magnitude, and the dose of oxytocin inappropriate, etc., the broodstock can not be normal