近年来,一些养殖户为了追求鱼产量,盲目地加大放养密度,致使池内残饵、粪便等有害物质逐渐增多,水体越来越富营养化,进而产生大量的有害藻类,造成水质恶化,影响鱼类的生长,严重者更引起鱼类中毒死亡。笔者经多年的养殖生产实践总结出了清除鱼塘中有害藻类的有效途径。1、放养前 In recent years, some farmers in order to pursue fish production, blindly increase the stocking density, resulting in pond bait, manure and other harmful substances gradually increased, the water more and more eutrophication, resulting in a large number of harmful algae, resulting in deterioration of water quality, the impact Fish growth, more serious cause more death of fish poisoning. After years of practice of aquaculture production, the author summed up an effective way to remove harmful algae in fish ponds. 1, before stocking