由于国际间的交流及市场需求，每年都有一定数量的活体鱼苗由国外输入境内，为防止境外有害病原体传入国内，在进境鱼苗入关后应该采取必要的消毒措施，但必须保证鱼苗存活安全，为此在选择消毒药物时，要考虑到使用药物的方便、安全和可靠等因素。 本试验采用从国外引进的品种 Due to international exchanges and market demand, a certain number of live fry are imported into the country every year. In order to prevent the introduction of harmful pathogens overseas, the necessary disinfection measures should be taken after the fry entering the country, but the fry must be kept alive Safety, for this reason in the choice of disinfectant, taking into account the convenience, safety and reliability of the use of drugs and other factors. This test uses the varieties imported from abroad