论文部分内容阅读
巴西鲷又名南美鲱鱼，中文学名小口脂鲤，原产于南美，是一种优良淡水养殖新品种。具有外形美观，适应性强，食性广泛，生长速度快，肉质细嫩，易于起捕，经济价值高等特点。在苗种培育阶段，易患出血病，且易复发，造成大批死亡，危害严重。在２０００年的巴西鲷苗种培育中，
Brazilian sea bream, also known as South American herring, Chinese name small mouth carp, native to South America, is a good new breed of freshwater aquaculture. Has the appearance of beautiful, adaptable, dietary extensive, fast growing, delicate meat, easy to catch, high economic value. During the stage of seedling cultivation, hemorrhagic disease is predisposed and easily relapses, resulting in a large number of deaths and serious harm. In the breeding of Brazilian seabream in 2000,