随着工厂化、集约式养鱼的发展和名贵鱼类的养殖,苗种的培育将突破季节的限制而进行高密度养殖,其关键问题取决于仔稚鱼由内源性营养转变到外源性营养初期的食料,即“开口饲料”问题。尤其是一些名贵养殖对象,如真鯛、比目鱼、河豚、(鱼师)鱼、香鱼、鳗鱼和对虾等育苗期的开口饲料,过去主要依靠人工培养或捞取天然的卤虫、褶皱臂尾轮 With the development of factory-oriented, intensive fish farming and the breeding of rare fish, the cultivation of seed will breach the seasonal restrictions for high-density farming, the key issue of which depends on the conversion of endogenous fish larvae to exogenous nutrients Early sexual nutrition food, that is, “open feed” problem. In particular, some well-known breeding objects such as red snapper, halibut, puffer fish, (fish division) fish, sweet fish, eel and shrimp and other breeding feed openings in the past mainly rely on artificial cultivation or fishing natural Artemia, folding arm tail wheel