Composition of organic-mineral complexes (OMC) migrating in the reclaimed sod-podzolic soils (Umbric Albeluvisol Abruptic)A V Litvinovich, O Yu Pavlova, A V Lavrishchev and A. A. BelimovE3S Web Conf., 224 (2020) 04012DOI: https://doi.org/10.1051/e3sconf/202022404012