00671naa#a2200169#i#450# EN\\bibl\5648 20241125032328.1 20211125b2021####ek#y0engy0150####ca RU METHODS FOR ASSESSING THE STATE OF FOREST ECOSYSTEMS USING A TEST OBJECT Conference article/thesis Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2021 6 с. Conference article/thesis local Биологические науки. 57 Degtyareva Svetlana Ivanovna Dorofeeva Valentina Dmitrievna bibl.vgltu.ru