The fingerlings at the same size were fed with diet added with carnitine by the concentration of 0,50,100,150,250mg per kilogram of diet respectively, the digestive ratios of fat were measured.

• 用分别添加了 0、50、100、150、200、250 mg/kg饲料纯肉毒碱的饲料饲养相同的鲤夏花鱼种，比较鱼对每种饲料脂肪的消化率。