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The article presents the evaluation of the stability of vegetation in forest ecosystems, in places of mass rest in the woods on a lake in the littoral zone of pine forests of the Mari El Republic. Studies have shown that the amount of coniferous undergrowth ranges from 0.016 thousand PCs/ha to 0,104 thousand pieces/ha, and does not provide the initial stage of the formation of dark coniferous young growths. For deciduous species, mainly birch, in some cases, aspen is characterized by intensive growth, which preven...

In a forest ecosystem pine plantations, the National Park lower Kama Natural expansion of the path network and Parking areas, is characterized by an increase of stages of digression that slows down all the process of development of components of forest natural complexes. With the increase in recreational forest use and loads increases the number of trees with mechanical damage. Traumatized trees colonized by pests and diseases. There is a decrease in the number of healthy trees and an increasing number of worst . ...