Eating behaviour of dairy cows offered fresh or ensiled white clover, red clover and ryegrass to choose from or in a mixture
| Autor: | van Dorland, Hendrika Anette, Kreuzer, Michael, Leuenberger, Hans, Wettstein, Hans-Rudolf |
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| Zdroj: | In Applied Animal Behaviour Science 2008 111(3):205-221 |
| Databáze: | ScienceDirect |
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