The healthy grass carp seeds were infected by AM-2 and were examined to show partial symptoms of festered-bacterial gill-rot disease, red-skin disease and bacterial enteritis of grass carp.

用AM-2菌株对当年健康草鱼种进行人工感染攻毒，被攻毒草鱼种具有烂鳃病、赤皮病及肠炎病的部分症状；

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The healthy grass carp seeds were infected by AM-2 and were examined to show partial symptoms of festered-bacterial gill-rot disease, red-skin disease and bacterial enteritis of grass carp.

用AM-2菌株对当年健康草鱼种进行人工感染攻毒，被攻毒草鱼种具有烂鳃病、赤皮病及肠炎病的部分症状；

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