Feeding motivation in pregnant sows: effects of fibrous diets in an operant conditioning procedure
| Autor: | Ramonet, Y a, Bolduc, J b, Bergeron, R b, Robert, S c, Meunier-Salaün, M.C a, * |
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| Zdroj: | In Applied Animal Behaviour Science 2000 66(1):21-29 |
| Databáze: | ScienceDirect |
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