TY JOUR TI Survival of PINUS SYLVESTRIS L. in the cultures which have been grown up on a substratum with addition of a dry biohumus KW forest crops KW planting materials KW vermicompost JO Actual directions of scientific researches of the XXI century: theory and practice AU Derbina, M.. PY 2014 IS 2 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov