Assessing the relative condition of the forests life of silver birch (Betula pendula Roth.) and balsam poplar (Populus balsamifera L.) in industrial and resedential areas industrial center of Sterlitamak
A. H. Ibragimova, O. V. Tagirova, R. H. Giniyatullin, A. Yu. Kulagin

References
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