%0 Journal Article %T Silvicultural efficiency loosening the soil at clear sanitary cuttings in spruce forests in suburban forests Minsk %A Zelenkevich, V.. %A Yushkevich, M.. %K undergrowth, self-sown crop, loosening the soil, spruce stand, cutting. %J Actual directions of scientific researches of the XXI century: theory and practice %D 2015 %N 3 %P 4 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov