俗话说“鱼儿离不开水”,水是水产养殖业的基础,因此,水产养殖要取得较好的经济效益,就必须清楚水质变化的原因,针对现象有的放矢地进行处理。1溶解氧水中的溶解氧是鱼类生存和生长的重要生活元素,鱼类水中溶解氧的高低会影响鱼类的摄食强度和消化率,同时也会影响水体内有机质 As the saying goes, “fish are inseparable from the water,” water is the basis of aquaculture, aquaculture to obtain better economic benefits, we must clearly understand the causes of water quality changes, targeted at the phenomenon for processing. Dissolved oxygen in dissolved oxygen water is an important living element of fish survival and growth, the level of dissolved oxygen in fish water will affect the feeding strength and digestibility of fish, but also affect the organic matter