Effect of introducing piglets from farrow-to-finish breeding farms into all-in all-out fattening batches in Spain on productive parameters and economic profit
| Autor: | Oliveira, J., Guitián, F.J., Yus, E. |
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| Zdroj: | In Preventive Veterinary Medicine 2007 80(4):243-256 |
| Databáze: | ScienceDirect |
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