[1]
Y. Kropyvka and V. Bomko, “Digestibility of substances, balance of Nitrogen, Zinc and Manganese in highly productive cows of the Holstein breed of German selection in the first period of lactation for feeding mixed ligand complexes of Zinc, Manganese and Co-balt”, Scientific Messenger of LNU of Veterinary Medicine and Biotechnologies. Series: Agricultural sciences, vol. 23, no. 94, pp. 86-92, Apr. 2021.