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目前,预防鱼病多采用药物,往往忽视了改善鱼类生活环境和提高饲养管理技术对鱼病的预防作用。对此,本文谈谈鱼病的非药物性预防法。一、改善鱼类生活环境、减少环境中病原体 1、清除过多淤泥。许多鱼类的病原体潜藏于淤泥中,清除过多的淤泥,不仅能直接清除部分细菌性病原体、寄生虫和有害的水生昆虫,还有助于药物清塘,彻底杀死病原生物。 2、引用水源的水质要好。鱼池引刚的水应该不含有病原体和有毒物质,水的理化性质应适合鱼类的生长要求。 3、驱逐带病原的鸟类。有
At present, the prevention of fish diseases and more use of drugs, often overlook the improvement of fish living environment and improve the feeding and management of fish disease prevention. In this regard, this article talk about the non-drug prevention of fish disease. First, improve the living environment of fish, reduce the environment of pathogens 1, remove excess sludge. Many fish pathogens lurk in the mud and remove excess sludge, which not only directly removes some of the bacterial pathogens, parasites and harmful aquatic insects, but also helps clear ponds and kill pathogens thoroughly. 2, reference water quality is better. Fish pond cited just water should not contain pathogens and toxic substances, the physical and chemical properties of water should be suitable for the growth of fish requirements. 3, deport the pathogenic birds. Have