TY CONF TI PHENOLOGICAL VARIABILITY OF LEAF COLORATION TREES ON THE EXAMPLE OF R. QUERCUS L. KW Quercus KW introducers KW phenology KW leaf coloration KW pigments JO CURRENT SCIENTIFIC DIRECTIONS IN LANDSCAPE ARCHITECTURE – FROM ORIGINS TO INNOVATIONS AU Degtyareva, S.I. AU Dorofeeva, V.D. AU Ramenskya, A.S. PY 2025 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov