The effect of raised perches on keel bone fracture in commercially-housed laying hens

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V. SANDILANDS and L. BAKER

File Name: 2009/8th European Symposium on Poultry Welfare, Cervia, Italy, 18-22 May 2009/30_welfare2009_sandilands.pdf
Category: 8th European Symposium on Poultry Welfare
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