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Perching and floor laying by domestic hens: Experimental results and their commercial application
Appleby, M. C., Duncan, I. J. H., McRae, Helen E.Volume:
29
Language:
english
Journal:
British Poultry Science
DOI:
10.1080/00071668808417060
Date:
June, 1988
File:
PDF, 425 KB
english, 1988