Study on breeding of dairy calves and production of meat calves was studied to use the source of Holstein calves in our country effectively.

为合理有效的利用我国荷斯坦犊牛资源，本文进行了乳用犊牛培育和肉用犊牛生产两方面的研究。

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Study on breeding of dairy calves and production of meat calves was studied to use the source of Holstein calves in our country effectively.

为合理有效的利用我国荷斯坦犊牛资源，本文进行了乳用犊牛培育和肉用犊牛生产两方面的研究。

youdao