采用中、西、草药综合防治鱼病六至九月，是鱼类增重的关键时期，也是鱼病的流行季节。塘鱼吃得多、生长快，而鱼粪的分解和食物残渣的腐烂发酵也容易引起水质恶化，导致鱼病流行。特别是草鱼细菌性烂鳃病、肠炎病、赤皮病“三症”并发，死亡率可达９０％以上。因此，在盛... The use of Chinese, Western, herbal integrated prevention and treatment of fish diseases from June to September, is a key period of fish weight gain, but also the epidemic season of fish diseases. Pond fish to eat more, grow fast, and the decomposition of fish manure and decay fermentation of food residue also easily lead to deterioration of water quality, leading to epidemics of fish. In particular, grass carp bacterial gill disease, enteritis, red-skin disease “three disease” concurrent mortality rate of up to 90%. So, in Sheng ...