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俗语说:养鱼重在养水。为保证塘鱼健康正常生长,必须根据池塘的水质状况经常进行适当调节,调节水质的方法有:1.加注新水这是调节水质最经济实用和有效的方法。注水可以给坑塘增加氧气和一些营养物质,亦可淡化因生物代谢而产生的有毒物质的毒性。6～9月份每10天左右加注一次新水,每次加水20～30cm,对黑褐色、蓝绿色的水要及时换入新水,水质恶化时常需把池水抽出1/3～1/2,然后加注新水。黎明前,鱼严重“浮头”时,紧急加注新水是很重要的抢救措施。
As the saying goes: fish in water. To ensure the healthy growth of pond fish, water quality conditions must be regularly adjusted according to the pond. There are several ways to regulate the water quality: 1. Filling with fresh water This is the most economical, practical and effective method for regulating water quality. Water injection can increase the pit oxygen and some nutrients, but also dilute the biological toxicity of toxic substances produced by the toxicity. 6 ~ September every 10 days or so a new water, add water 20 ~ 30cm, dark brown, blue-green water to timely replacement of fresh water, water quality often need to remove the water 1/3 to 1/2 , Then add new water. Before dawn, fish serious “floating head”, emergency filling new water is very important rescue measures.