Variation of milk urea nitrogen according to milk yield and milk protein in Holstein cows in Boyacá, Colombia.
| Autor: | Tarazona-Manrique, Luis Edgar, Andrade-Becerra, Roy José, Vargas-Abella, Julio César |
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| Zdroj: | Revista de Investigaciones Veterinarias del Peru; 2023, Vol. 34 Issue 2, p1-7, 7p |
| Databáze: | Complementary Index |
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