铜离子对养殖鱼类的危害１９９４年夏秋和１９９５年春夏之交，在瑞金市郊的同一口池塘各发生了一次大批池鱼死亡事故。后一次，该养鱼户主请笔者前去诊断。我赶去时，已是出现大批死鱼。症状和病变经过：在头天早上发现有少许鱼浮头，直到下午两点仍有鱼在浮头而且数量在... Harm of copper ions to farmed fish At the turn of the summer and fall of 1994 and the spring and summer of 1995, a large number of fish deaths occurred in the same pond on the outskirts of Ruijin. Later, the fish head please the author went to the diagnosis. When I rush away, there are a large number of dead fish. Symptoms and Lesions Passing: A few fish floating heads were found early in the morning, until there was still fish in the floating head at two in the afternoon and the quantity was in ...