TY CONF TI A METHOD OF SOIL BIOTESTING TO ASSESS THE RHIZOSPHERE EFFECT OF NATURAL AND ARTIFICIAL PHYTOCENOSES KW biotesting KW bioindication KW rhizosphere KW rhizosphere effect KW root exudates KW phytocenosis JO FORESTRY-BIOLOGICAL FOUNDATIONS OF SUSTAINABILITY OF NATURAL AND ARTIFICIAL PHYTOCOENOSES AU Yurchuk, O.D. AU Svistova, I.D. PY 2024 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov