Influence of lycopene and astaxanthin in feed on metabolic parameters of laying hens, yolk color of eggs and their content of carotenoids and vitamin A when stored under refrigerated conditions.

Autor: Shevchenko LV; Department of Veterinary Hygiene, National University of Life and Environmental Sciences of Ukraine, Heroiv Oborony St, 15, Kiev, Ukraine., Iakubchak OM; Department of Veterinary Hygiene, National University of Life and Environmental Sciences of Ukraine, Heroiv Oborony St, 15, Kiev, Ukraine., Davydovych VA; Department of Veterinary Hygiene, National University of Life and Environmental Sciences of Ukraine, Heroiv Oborony St, 15, Kiev, Ukraine., Honchar VV; Department of Veterinary Hygiene, National University of Life and Environmental Sciences of Ukraine, Heroiv Oborony St, 15, Kiev, Ukraine., Ciorga M; Department of Public Health Protection and Animal Welfare, Institute for Veterinary Medicine, Faculty of Biological and Veterinary Sciences, Nicolaus Copernicus University, Gagarina 7, Toruń, Poland., Hartung J; University of Veterinary Medicine Hannover, Bünteweg 9, Hannover, Germany., Kołacz R; Department of Public Health Protection and Animal Welfare, Institute for Veterinary Medicine, Faculty of Biological and Veterinary Sciences, Nicolaus Copernicus University, Gagarina 7, Toruń, Poland.

Publikováno v: Polish journal of veterinary sciences [Pol J Vet Sci] 2021 Dec; Vol. 24 (4), pp. 525-535.