TY JOUR TI Taxonomic composition of microorganisms in livestock ecosystems of the Omsk Region KW animals KW microorganisms KW microbiological monitoring KW Escherichia coli KW Staphylococcus KW MALDI-TOF MS JO Vestnik of Omsk SAU AU Leshcheva, N.A. AU Antonevskiy, I.V. AU Minenkova, O.V. AU Lorengel, T.I. AU Pleshakova, V.I. PY 2026 IS 62 PB FSBEI HE Omsk SAU