Department of Cattle Breeding, UTP University of Science and Technology in Bydgoszcz, Mazowiecka 28, 85-084 Bydgoszcz, Poland
Received: 5 Jan 2018
Accepted: 28 Feb 2018
Published online: 11 May 2018
Siatka, K., Sawa, A., Bogucki, M., Krężel-Czopek, S., (2018). Determining the relationship between milk urea level and selected fertility traits in Holstein-Friesian cows. Acta Sci. Pol. Zootechnica, 17(1), 3–8. DOI: 10.21005/asp.2018.17.1.01.