TY JOUR TI ENVIRONMENTAL AND GENETIC ASSESSMENT OF SPRUCE TREES PROPERTIES OF DIFFERENT ECOTYPESIN THE CONDITIONS OF VOLOGDA REGION KW environmental variation KW selection KW heritability KW spruce KW timber JO Bulletin of KSAU AU Korchagov, S.A. AU Avdeev, Y.M. AU Hamitova, S.M. AU Glinina, Y.V. AU Enalsky, A.P. PY 2016 IS PB Krasnoyarsk State Agrarian University