TY JOUR TI Nonlinear principal components of the biochemical profile of dairy cattle of five breeds KW metabolomics KW cattle KW biochemical parameters KW principal component analysis KW breed differences JO Agrarian Bulletin of the AU Nohrin, D.Y. AU Sokolova, O.V. AU Belousov, A.I. AU Isaeva, A.G. AU Mokerova, E.. PY 2024 IS 24 PB Ural State Agrarian University