Approach to Underlying Causes of Heifers' Sub-optimum Performance in a Dairy Farm: Limitations in Using Non-local Reference Values

Javad Tajik; Saeed Nazifi; Marzieh Izadneshan; S.Mojtaba Naghib

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Approach to Underlying Causes of Heifers' Sub-optimum Performance in a Dairy Farm: Limitations in Using Non-local Reference Values

机译：奶牛场小母牛表现欠佳的根本原因的研究方法：使用非本地参考值的局限性

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《Australian Journal of Basic and Applied Sciences》 |2010年第1期|共5页
作者
Javad Tajik; Saeed Nazifi; Marzieh Izadneshan; S.Mojtaba Naghib;
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中图分类经济计划与管理;
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Approach to Underlying Causes of Heifers' Sub-optimum Performance in a Dairy Farm: Limitations in Using Non-local Reference Values

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