TY CONF TI TRANSFORMATION OF THE POPULATION DENSITY OF DOMINANT PEST Species IN VEGETATION SUCCESSION ON FALLOW LAND KW birds KW overgrowth of fallow lands KW and forest-steppe JO CONTEMPORARY CHALLENGES AND TOPICAL ISSUES OF BIODIVERSITY AND SUSTAINABILITY OF PLANT COMMUNITIES AU Kazartseva, S.N. PY 2026 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov