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鱼类浮头、泛塘是由水中缺氧引起的。应采取各种预防措施: 1、清除塘底过多的淤泥。因淤泥含有机质多,分解时耗氧大。 2、投饵施肥要适时适量。遇到天气闷热、阴雨天要适当减少投饵施肥量,雷阵雨前后不投。禁止投腐烂变质的饵料和未经沤制发酵的粪肥。 3、开增氧机增氧。要定时开机增氧,中午开机一次,以储备水中溶氧,下半夜至早晨开机增氧。
Floating fish head, Pan Tong is caused by hypoxia in the water. Various precautions should be taken: 1. To remove excess sludge from the pond bottom. Due to silt contains organic matter, decomposition of oxygen consumption. 2, feeding fertilizer should be timely and appropriate. Encounter the weather hot, cloudy days to be appropriate to reduce the amount of fertilizer to feed thunderstorms before and after the vote. Prohibition of spoilage of spoilage of food and manure without fermentation system. 3, open oxygen machine oxygen. To regularly boot oxygen, start at noon, in order to store dissolved oxygen in the water, the next midnight to start the morning oxygen.