Browsing 2006 by Subject "laying hens"

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  • Usturoi, Marius-Giorgi; Vacaru Opriș, Ioan; Ciocan, I. ("Ion Ionescu de la Brad" University of Agricultural Sciences and Veterinary Medicine, Iași, 2006)
    The body weight of young hens was within the standard curve of the hybrid, but at its lower limit, because the poultries had a great movement freedom, and the standard was allowable for battery breeding. The peak of ...