Agroecological assessment of heavy metals and arsenic content in ordinary chernozem in the Central Chernozem region of Russia

Abstract

Agroecological assessment of the contents of Mn, Zn, Ni, Cr, Cu, Pb, Co, As, Cd, and Hg in ordinary light-clay chernozems is carried out in the steppe zone of the Central Chernozem region. As a result of these studies, it has been found that the contents of the studied elements in the ordinary virgin chernozems was within the variation ranges of their concentrations in arable analogs or even lower