渔业生产随着集约化养殖的发展,养殖的密度极大地提高,并主要靠人工配合饲料喂养,水体环境的恶化日趋严重,强化投饲和乱用药物,以及营养成分的失衡和饲料中含有毒物质等因素越来越多,越来越严重地造成鱼类肝脏的损害,出现以肝脏疾患为主要特征的鱼类疾病,即所谓的“鱼类肝病”。 Fishery production With the development of intensified aquaculture, the density of aquaculture has been greatly increased and mainly fed by artificial feed. The worsening of water environment is aggravating day by day. Intensive feeding and indiscriminate use of drugs, as well as unbalance of nutrients and toxic substances in feed More and more factors, more and more serious damage to the liver caused by fish, liver disease as the main characteristic of the fish disease, the so-called “fish liver disease.”