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4月份,是鱼类易出现病状的时间。因此,4月清除水体鱼病菌、寄生虫,保持良好的水体环境,可以降低鱼病高峰期的发病率。4月份鱼病防治工作的关键为:1、喂食不留残渣,喂新鲜饵料。饵料中加拌有消毒杀菌的鱼用药物。每天巡查时,应捞出剩饵,第二天根据剩饵多少确定新的投喂量。时刻保持水体内的环境卫生。2、施肥不过量,不突击施肥,要做到勤施、少施、巧施,均匀施,即全池遍洒,不集中施一处,使全池肥力均匀。
April, the fish is prone to symptoms of the time. Therefore, in April to remove water fish pathogens, parasites, maintain a good water environment, can reduce the incidence of fish disease peak. April fish disease prevention and control of the key: 1, feeding without residue, fed fresh food. Add bait with disinfection and sterilization of fish drugs. The daily inspection, should remove the bait, the next day according to the number of bait to determine the new ration. Always maintain the sanitation within the body of water. 2, fertilization is not excessive, do not assault fertilization, to do Qin Shi, less Shi, Qiao Shi, uniform Shi, that the entire pool over sprinkle, do not focus on facilities, so that the entire pool of fertilizer evenly.