Influence of an anthropogenic factor on changes in the content and composition of humus in chernozems of the lake Sevan basin of the republic of ArmeniaS.Z. Kroyan, S.K. Baghdasaryan, Zh.Sh. Mesropyan and H.E. MovsesyanBIO Web Conf., 118 (2024) 02005DOI: https://doi.org/10.1051/bioconf/202411802005