2006年7月,我们一行在湖北省汉川市刁汊湖养殖公司从事黄鳝繁殖研究,7月10日一养殖户来找我们,说他的网箱养鳝池可能被别人投毒,养鳝池中套养的鲫鱼、草鱼夏花全部死亡,情况危急,希望我们帮助查找原因。我们来到该养殖池,检查水质常规指标,发现pH值为8.4,氨氮为0.20毫克/升,硫 July 2006, our party in Hanchuan City, Hubei Province Diaohu Lake aquaculture companies engaged in breeding research, on July 10 a farmers came to us and said that his net cage feeding pond may be poisoned by others, raising eel The pool of raising the carp, grass carp summer flowers all died, the situation is critical, I hope we help find the reason. We came to the pond to check the general indicator of water quality and found that the pH was 8.4, ammonia nitrogen was 0.20 mg / l, sulfur