Bacteriological contamination, dirt, and cracks of eggshells in furnished cages and noncage systems for laying hens: An international on-farm comparison

K. De Reu

T. B. Rodenburg

K. Grijspeerdt

W. Messens

M. Heyndrickx

F. A. M. Tuyttens

B. Sonck

J. Zoons

and L. Herman

Resumen

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P�GINAS

pp. 2442 - 2448

N�MERO

Volumen: 88 N�mero: 11 Parte: 0 (2009)

MATERIAS

AGRONOM�A E INGENIER�A FORESTAL

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