Commercial Farms in Polish Metropolitan Areas: Changes in Production Factors
نویسندگان
چکیده
منابع مشابه
Environment and management factors affecting Pekin duck production and welfare on commercial farms in the UK.
1. Forty-six flocks of commercially-reared Pekin ducks were studied in 23 houses differing in their ventilation and brooding systems, and water and feed resources, in order to identify factors affecting duck welfare in commercial practice. 2. A wide range of environmental variables were measured, together with the physical and plumage condition of the ducks at two ages, whilst companies supplie...
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ژورنال
عنوان ژورنال: Wieś i Rolnictwo
سال: 2018
ISSN: 2657-5213,0137-1673
DOI: 10.53098/wir042018/05