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俗话说“养鱼不瘟,富得发昏”。鱼类一旦暴发鱼病,塘鱼就会在短期内出现暴发性大量死亡,给养鱼者造成很大的经济损失。笔者通过多年对鱼病情况进行调查了解和综合分析,就鱼病暴发的特点、原因及对策进行了归纳,供参考。1鱼病暴发的特点1.1鱼类发病超出了季节性界限过去发病季节
As the saying goes, “fish is not plague, rich are fainted.” Once the fish outbreak of fish disease, pond fish will be in the short term outbreak of massive deaths, fish farmers caused great economic losses. The author through years of investigation of fish diseases to understand and comprehensive analysis of the characteristics of the outbreak of fish diseases, causes and countermeasures were summarized for reference. Characteristics of a fish disease outbreak 1.1 The incidence of fish beyond the seasonal boundaries of the past season of onset