TY JOUR TI EVALUATION OF THE VITAL STATE OF TREES IN SCOTS PINE PLANTATIONS, SUBJECTED TO RECREATIONAL EFFECTS (ON THE EXAMPLE OF SOMOVSKOE FORESTRY OF THE VORONEZH REGION) KW Scots pine (Pinus sylvestris KW L.) KW vital condition of trees KW pathological signs KW components of biogeocenosis KW phenotypic signs KW stage of digression JO Forestry Engineering Journal AU Tyrchenkova, I.V. PY 2018 IS 8 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov