%0 Journal Article %T DYNAMICS OF NATURAL SPRUCE AND PINE REGENERATION ON ABANDONED HAYFIELDS %A Ermakova, M.V. %K abandoned hayfields, regeneration of tree species, undergrowth structure %J Forestry Engineering Journal %D 2020 %N 10 %P 12 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov