deep litter floor
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Blood Plasma Mineral Profile and Qualitative Indicators of the Eggshell in Laying Hens in Different Housing Systems
Aleš Pavlík, Martina Lichovníková, Pavel Jelínek
2009, Vol. 78, Issue 3, pp. 419-429
Aleš Pavlík, Martina Lichovníková, Pavel Jelínek