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成鱼池的春季管理是指2月底到4月这段时间的管理工作。春管期间成鱼池的特点是:(1)经过漫长的低温期,水质老化,水中有机质比较丰富,池底有害有毒气体比较多,水质偏酸,有利于鱼类栖息生活;(2)从春分到立夏期间,天气转暖,水温渐升,鱼儿普遍开食,食量逐渐增大,比较贪吃,因此立夏前池鱼易发病;(3)立夏到小满前后,水温普遍升到25℃左右,鱼的食量大增,进入生活旺盛期。
Spring management of adult ponds refers to the management of the period from the end of February to April. The characteristics of adult fish ponds during spring tube are as follows: (1) After a long period of low temperature, the water quality is aging, the organic matter in the water is rich, the noxious gas in the pool bottom is more, and the acidic water quality is more favorable for the fish to inhabit. (2) During the beginning of summer, the weather became warm and the water temperature was gradually rising. The fish generally started to eat their food. The appetite of the fish gradually increased and the appetite was more greedy. Therefore, the pond was easy to get sick before the beginning of summer. (3) Before and after Xiaman, the water temperature generally rose to about 25 ℃ , The fish’s food intake soared, into the life stage.