%0 Conference Article %T THE STATE OF PINE CROPS OF ROSSOSHANSKOE FORESTRY OF VORONEZH REGION AND MEASURES TO IMPROVE THEIR PRODUCTIVITY %A Shestakova, A.I. %A Revin, A.I. %A Tuvyshkina, M.A. %K pine stands, natural thickness grades, diameter structure, productivity %J FOREST ECOSYSTEMS IN A CHANGING CLIMATE: PROBLEMS AND PROSPECTS %D 2025 %P 4 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov