Bacteriological contamination, dirt, and cracks of eggshells in furnished cages and noncage systems for laying hens: An international on-farm comparison
Titel:
Bacteriological contamination, dirt, and cracks of eggshells in furnished cages and noncage systems for laying hens: An international on-farm comparison
Auteur:
De Reu, K. Rodenburg, T.B. Grijspeerdt, K. Messens, W. Heyndrickx, M. Tuyttens, F.A.M. Sonck, B. Zoons, J. Herman, L.