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Inbreeding rate and effects on production (body weight, age at first egg, egg weight), and reproduction (per cent of eggs fertilized, per cent of eggs hatched as related to eggs set) traits were evaluated in 9194 layers belonging to two strains. The individual inbreeding coefficients were calculated using Wright’s formula from available performance records across nine generations. The inbreeding effects...
Due to the considerable content of oleic, linoleic, linolenic and arachidonic acids goose fat is considered the safest animal fat. Geese raised on grassland (pastures) and fed diverse feeds consume more polyunsaturated fatty acids (PUFA) than poultry maintained under a closed rearing system, fed standard feeds, low in linolenic acid and PUFA and high in saturated fatty acids. In consequence, the meat...
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