一、浸洗法。浸洗法是在鱼种放养前 ,用 2 .5%食盐水浸洗 1 0～ 1 5分钟或用 5%食盐水浸洗鱼体 5分钟对鱼体进行消毒 ,以防止将病原体带入池中 ,同时还可增强鱼的抗病能力 ,提高鱼种成活率。二、遍洒法。 ( 1 )鱼池水深 66厘米 ,每亩用 4 0 0～60 0克食盐全池遍洒 ,可防治气泡 First, dip method. Dipping method is stocking before the species, with 2.5% salt water for 10 ~ 15 minutes or 5% salt water immersion fish for 5 minutes to sterilize the fish to prevent the pathogen into the pool In the same time can also enhance the resistance of fish to improve the survival rate of fish species. Second, over the law. (1) fish pond water depth of 66 cm per acre with 400 ~ 60 0 grams of salt throughout the pool, can prevent bubbles