Authors
Józefa Krawczyk
jozefa.krawczyk@izoo.krakow.pl
Department of Poultry Breeding, National Research Institute of Animal Production, Kraków, Poland
Joanna Obrzut
Department of Poultry Breeding, National Research Institute of Animal Production, Kraków, Poland
Sylwester Świątkiewicz
Department of Nutrition Physiology, National Research Institute of Animal Production, Kraków, Poland
Jolanta Calik
Department of Poultry Breeding, National Research Institute of Animal Production, Kraków, Poland