A. V. Lebedev
Russian State Agrarian University – Moscow Timiryazev Agricultural Academy
Russian Federation

Aleksandr V. Lebedev, CSc (Ag), Associate Professor of the Department of Agricultural Meliorations, Forestry and Land Organization

49 Timiryazevskaya Str., Moscow, 127434

V. V. Gostev
Russian State Agrarian University – Moscow Timiryazev Agricultural Academy
Russian Federation

Vladimir V. Gostev, Assistant of the Department of Agri cultural Meliorations, Forestry and Land Organization

49 Timiryazevskaya Str., Moscow,
127434