摘要 |
The present invention relates to animal feed compositions including red shale powder, rare earth element compounds, and a nutrient formula feed. The animal feed compositions can be consumed by livestock to enhance the immune system of the livestock while fostering the growth of the livestock by increasing the weight in contrast to the amount of the feed intake. The present invention relates to animal feed compositions including red shale powder, rare earth element compounds, and a nutrient formula feed. The animal feed compositions can be consumed by livestock to enhance the immune system of the livestock while fostering the growth of the livestock by increasing the weight in contrast to the amount of the feed intake. |