| 摘要 |
PURPOSE:To make chicken lay eggs having high nutritive value and low cholesterol, and to prevent aging of chicken, by providing chicken in growth period and egg laying period with a feed which is neither enriched nor blended with calcium and animal fats and oils so that the components of the feed are made close to those of a feed which wild fowl in the natural world take. CONSTITUTION:Chicken in growth period and egg laying period are provided with a feed containing neither calcium nor animal fats and oils, so that the components of the feed are made close to those of a fed which wild fowl in the natural world take, eggs having high nutritive value and low cholesterol are obtained and aging of chicken is prevented. |
