%0 Journal Article %T Determination of the shannon biodiversity index of plant communities formed by edificatory trees using the example of forests in the north of western Siberia %A Tsibulsky, V.. %A Arefiev, S.. %A Novikov, V.. %A Soloviev, I.. %A Govorkov, D.. %K %J Bulletin of Nizhnevartovsk State University %D 2021 %N %P 7 %I Nizhnevartovsk State University