水产饲料的核心部分是添加剂,目前国内水产饲料添加剂比例往往较低,一般在0.05～2％之间,国外一般为4.5～5.4％。 我国的水产饲料仅有一半由大中型饲料厂家提供,其余大部分则由小机组生产。小机组由于设备简单、技术落后,加上一些主要原料如进口鱼粉在质量上缺乏必要的保障。因此,单纯提供良好的添加剂是远远不够的, The core part of aquafeed is additive. At present, the proportion of domestic aquafeed additives tends to be low, generally between 0.05 and 2%, and abroad is generally 4.5 to 5.4%. Only half of China’s aquatic feed is provided by large and medium-sized feed manufacturers, most of which are produced by small units. Small units due to the equipment is simple, backward technology, coupled with some of the major raw materials such as fishmeal lack the necessary quality of protection. Therefore, simply to provide good additives is not enough,