The effects of controlled feeding a high concentrate or high forage diet at four nitrogen intakes on digestibility in dairy heifers

被引：0
|
作者：
Zanton, G. I. [1 ]
Heinrichs, A. J. [1 ]
机构：
[1] Penn State Univ, University Pk, PA 16802 USA
来源：
JOURNAL OF DAIRY SCIENCE | 2007年 / 90卷
关键词：
D O I：
暂无
中图分类号：
S8 [畜牧、 动物医学、狩猎、蚕、蜂];
学科分类号：
0905 ;
摘要：
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页码：103 / 103
页数：1
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