The precision of enzymic method prediction was equal to biological method, and better man chemical method for metabolizable energy prediction.

用酶法估测玉米的代谢能值可以达到与生物学法类似的精度。且酶法的估测精度明显地高于化学法。

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Collection of digesta is the main factor influencing the representative of metabolizable energy content of feedstuffs estimated with in vitro method.

食糜的采集是离体法测定代谢能值的方法中影响其代表性的主要因素。

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Abstract: The residue of cottonseed after oil extraction processing known as cottonseed meal is a fairly good source of protein and metabolizable energy.

摘要：棉籽粕为工业提取棉籽油后的残渣，含较高粗蛋白质和代谢能，是家禽饲粮中较理想的豆粕替代品。

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