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1、由水花培育寸片以上规格鱼种的池塘面积不宜过大,多以3亩以下为好,并应严格清塘消毒,培肥水质。池水宜浅不宜深,先注水0.6—0.8米已够,以后才逐渐加高水位。 2、放鱼前用鱼苗网(一般用蚊帐布制作)将清塘后池中又可能繁生的昆虫、蛙卵、蝌蚪和野杂鱼等扦捕干净;并舀上一桶池水放入几尾试水鱼,若12小时之内试水鱼安然无恙,则证明清塘药物的毒性已完全消失,便可放心地将水花鱼苗下池。
1, nurture inlets from the size of the fish above the size of the pond area should not be too large, more than 3 acres for the better, and should be strictly Qingtang disinfection, fertilizer water quality. Should shallow water should not be deep, first 0.6-0.8 m water injection is enough, since then gradually raise the water level. 2, put the fish fry net (usually made of mosquito net cloth) before the fish will Qing pond after the pond may also be complicated by the growth of insects, frog eggs, tadpoles and wild trash and other cuttings clean; and scoop a bucket of water into a few Test the water fish, if within 12 hours of test water fish safe and sound, it proves that the toxicity of clear pond drugs has completely disappeared, you can rest assured that the water pond fry under the pool.