TY JOUR TI Specifics of diagnosis of oak wood condition based on visual assessment of external signs of pathology KW oakwood KW oak stands KW diagnostics of trees KW pathological signs KW assessment of trees KW sanitary felling KW thinning. JO Forestry Engineering Journal AU Tsaralunga, V.V. AU Tsaralunga, A.V. AU Furmenkova, E.S. PY 2017 IS 6 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov