The relationship of productive qualities of holshteinized black-and-white cattle along the linesO.V. Gorelik, O.E. Lihodeevskaya, N.N. Zezin, M.Ya. Sevostyanov and О.I. LeshonokBIO Web Conf., 51 (2022) 04008DOI: https://doi.org/10.1051/bioconf/20225104008