Natural Restoration of Norway Maple Stands in the Conditions of the Republic of Tatarstan

The article provides an analysis of changes in the areas Norway maple stands forests Republic Tatarstan from 1944 to 2019. According accounting data forest fund as 01.01.2020, area occupied by is 29.3 thousand hectares (2.5 % area), including 5.0 young growth 1st and 2nd age class, 21.4 middle-aged trees, 1.9 ripening trees 1.0 ripe trees. A reliable relationship was revealed between a decrease after extremely low frosts 1939–1940, 1941–1942 1978–1979, increase its drought 2010. After 2010, there natural replacement highly productive birch with low-quality stands, which will lead deterioration commodity structure felling Tatarstan. Maple plantations have mixed composition farming them should be aimed at increasing proportion species valuable for these conditions – oak birch.