近年来水产养殖业发展迅猛,集约化高密度养殖规模不断扩大,在一定程度上推动了社会经济的发展,然而这种为增加单位面积产量而应用的集约化高密度养殖导致养殖生态环境遭到了破坏,并且极大地增加了水产动物间病原体交叉感染的机会。为此,各类鱼病多发,甚至造成水产动物大面积死 In recent years, with the rapid development of aquaculture and the continuous expansion of intensive high-density aquaculture, socio-economic development has been promoted to a certain extent. However, the intensive high-density aquaculture which is applied to increase yield per unit area has led to the aquaculture environment Destroy, and greatly increase the chances of cross-contamination of pathogens between aquatic animals. To this end, various types of fish diseases, and even caused a large area of ​​aquatic animals dead