Sources of Variation in Milk Urea Nitrogen in Ohio Dairy Herds
Autor: | Rajala-Schultz, P.J., Saville, W.J.A. |
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Zdroj: | In Journal of Dairy Science May 2003 86(5):1653-1661 |
Databáze: | ScienceDirect |
Externí odkaz: |
Autor: | Rajala-Schultz, P.J., Saville, W.J.A. |
---|---|
Zdroj: | In Journal of Dairy Science May 2003 86(5):1653-1661 |
Databáze: | ScienceDirect |
Externí odkaz: |