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2005年8月2日,南阳镇后北村一养殖户前来就诊称,他的一口饲养鲤鱼的池塘中,从1日起发生“浮头”现象,在加注井水和开动增氧机的情况下,仍有部分鱼死亡。笔者于当日9时赶到现场,治疗工作仍在进行中,然而“浮头”的现象并没有减轻,已有40多尾鱼死亡。仔细观察后发现,病鱼浮在水面
On August 2, 2005, a farmer from Houbei Village, Nanyang Town came to visit for medical treatment. He said that one of his ponds feeding carp had a “floating head” phenomenon from the 1st onwards. When filling well water and starting the aerator Still, some fish died. The author arrived at the scene at 9:00 on the same day. The treatment work is still going on. However, the phenomenon of “floating head” has not been alleviated. More than 40 tail fish have died. After careful observation found that sick fish floating in the water