| 摘要 |
The present invention relates to a feed additive for enhancing an egg production rate of a hen, a feed composition using the same and a breeding method. More particularly, the invention relates to a feed additive for increasing an egg production rate wherein the feed additive contains an enzymatic hydrolysate of a skin by-product of livestock, which is obtained by treating the skin by-product of livestock, generated in the process of slaughtering livestock, with a protease, and thus, an egg production rate of a hen can be improved without affecting an egg quality and a health condition of the hen. The invention also relates to a feed composition using the same and a breeding method. |
