随着集约化程度的提高,养殖水体越来越呈富营养化,从而产生大量的有害藻类,造成水质恶化,影响鱼类的生长,甚至中毒死亡。因此,如何清除鱼塘中的有害藻类显得尤为重要。1有害藻类的种类及危害1.1水绵(俗称青泥)多在天气转暖后,于鱼池浅水处萌发,生长成缕缕细丝,底端扎在池底而上端直立水中,故也称沉水性丝状植物。当其衰老时则断离池底,漂浮于水体中,形成团团乱丝,鱼苗、鱼种误入其 With the intensification of intensification, aquaculture water is more and more eutrophication, resulting in a large number of harmful algae, causing deterioration of water quality, affecting the growth of fish, and even poisoning and death. Therefore, how to remove harmful algae in fish ponds is particularly important. 1 harmful algae types and hazards 1.1 sponges (commonly known as green mud) and more In the warm weather, the shallow pond in the fish germination, growth into strands of filaments, the bottom of the bottom of the pool and the top of the vertical bar in the water, it is also known as submerged Filiform plants. When the aging off off the bottom of the pool, floating in the water, the formation of round group chaos silkworm, fry, fish into its