TY JOUR TI The cytogenetic mechanism of the influence of growth biostimulators on seedlings of norway spruce (Picea exelsa U) and scots pine (Pinus silvestris L.) seeds KW JO Forestry Engineering Journal AU Muraya, L.S. AU Ryazanceva, L.A. AU Sivolapov, A.I. PY 2017 IS 7 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov