Department of Pig Breeding and Horses, Faculty of Animal Breeding and Biology, University of Science and Technology in Bydgoszcz, Mazowiecka 28, 85-084 Bydgoszcz, Poland
Department of Pig Breeding and Horses, Faculty of Animal Breeding and Biology, University of Science and Technology in Bydgoszcz, Mazowiecka 28, 85-084 Bydgoszcz, Poland