The effect of perch access during pullet rearing and egg laying on physiological measures of stress in White Leghorns at 71 weeks of age
Autor principal: | Yan, F. F. |
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Otros Autores: | Hester, P. Y., Cheng, H. W. |
Formato: | Artículo |
Lenguaje: | English |
Materias: |
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