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Silva Balcanica 22(2): 43-68
doi:
10.3897/silvabalcanica.22.e69861
Received:
08 Jun 2021 | Approved:
15 Sep 2021 | Published:
20 Oct 2021
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Authors
Institute for Water and Environmental Problems, Siberian Branch of the Russian Academy of Sciences, Barnaul, Russia
Altai State University, Barnaul, Russia
Maria Glushkova 
- Corresponding author
- Corresponding author
Forest Research Institute, Bulgarian Academy of Sciences, Sofia, Bulgaria
Institute for Water and Environmental Problems, Siberian Branch of the Russian Academy of Sciences, Barnaul, Russia
Forest Research Institute, Bulgarian Academy of Sciences, Sofia, Bulgaria
Institute for Water and Environmental Problems, Siberian Branch of the Russian Academy of Sciences, Barnaul, Russia
Institute for Water and Environmental Problems, Siberian Branch of the Russian Academy of Sciences, Barnaul, Russia
Institute for Water and Environmental Problems, Siberian Branch of the Russian Academy of Sciences, Barnaul, Russia
Institute for Water and Environmental Problems, Siberian Branch of the Russian Academy of Sciences, Barnaul, Russia
Academic editor
Forest Research Institute, Sofia, Bulgaria
Conflict of interest
The authors have declared that no competing interests exist.
Supporting agencies
This study was performed under the project "Mapping and comparative assessment of ecosystem services in mountain protected areas in Rhodopes (Bulgaria) and Altai (Russia)”– MOUNTPRO, funded by Bulgarian National Science Fund, under the grant agreement KP–06-Russia-26/28.09.2019 and in the framework of State Assignment of IWEP SB RAS № 121031500222-5 and RFBR grant № 19-55-18001.
This is an open access article distributed under the terms of the Creative Commons Attribution License (CC BY 4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.