The responsiveness of sows to their piglets in relation to the length of parturition and the involvement of endogenous opioids
| Autor: | Jarvis, S., McLean, K.A., Calvert, S.K., Deans, L.A., Chirnside, J., Lawrence, A.B. |
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| Zdroj: | Applied Animal Behaviour Science; 1999, Vol. 63 Issue: 3 p195-207, 13p |
| Databáze: | Supplemental Index |
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