TY CONF TI INDICATORS OF VARIABILITY OF THE PARAMETERS OF THE RADIAL SYSTEM OF SCOTS PINE WOOD KW wood KW single-row core ray KW spindle core ray KW growing conditions KW annual layer KW coefficient of variation JO ENERGY-SAVING AND ENVIRONMENTALLY SAFE TECHNOLOGIES OF THE TIMBER INDUSTRY – 2025 AU Kiseleva, A.V. AU Mazekina, O.M. AU Tereshchenko, V.A. PY 2025 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov