Ali İhsan ATALAY. Chemical Composition, In Vitro Fermentability, and Anti-Methanogenic Potential of Oak (Quercus spp.) Leaves with PEG Supplementation. Kafkas Univ Vet Fak Derg,  32 (3):  447-452,  2026. DOI: 10.9775/kvfd.2026.36680