TY CONF TI IMPROVING THE QUALITY OF LOGGING PRODUCTS THROUGH THE VERIFICATION OF MEASURING INSTRUMENTS KW logging KW product quality KW measuring instruments KW verification KW timber KW measurement accuracy KW production efficiency JO ENERGY-SAVING AND ENVIRONMENTALLY SAFE TECHNOLOGIES OF THE TIMBER INDUSTRY – 2025 AU Shabanov, M.L. AU Chernikov, E.A. AU Shabanova, L.V. PY 2025 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov