Fear and coping styles of outdoor-preferring, moderate-outdoor and indoor-preferring free-range laying hens
| Autor: | Campbell, Dana L.M., Hinch, Geoff N., Downing, Jeff A., Lee, Caroline |
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| Zdroj: | In Applied Animal Behaviour Science December 2016 185:73-77 |
| Databáze: | ScienceDirect |
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