Authors
Kamil Siatka
Department of Cattle Breeding, UTP University of Science and Technology, Mazowiecka 28, 85-084, Bydgoszcz, Poland
Anna Sawa
Department of Cattle Breeding, UTP University of Science and Technology, Mazowiecka 28, 85-084, Bydgoszcz, Poland
Sylwia Krężel-Czopek
Department of Cattle Breeding, UTP University of Science and Technology, Mazowiecka 28, 85-084, Bydgoszcz, Poland