Substituted hydantoin analogues of essential amino acids are used as nutritive supplements in animal feed compositions. Such compositions can be made by blending the hydantoin analogue with a protein-containing food material. Feeding the hydantoin analogue to warm blooded animals, including poultry, results in enhancement of growth and/or feed efficiency.
必需
氨基酸的取代海因类似物可用作动物饲料组合物中的营养补充剂。这种组合物可通过将海因类似物与含蛋白质的食物材料混合制成。给温血动物(包括家禽)喂食海因类似物可提高生长速度和/或饲料效率。