Oleksandr Bala

Oleksandr Bala

National University of Life and Environmental Sciences of Ukraine

03041, 15 Heroyiv Oborony Str., Kyiv, Ukraine

https://orcid.org/0000-0001-6538-8876

17 Articles

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TO THE METHODS FOR ACTUALIZATION OF MAIN STANDS PARAMETERS OF HARDWOOD TREE SPECIES OF UKRAINE Oleksandr Bala Keywords: prognosis, mathematical models, modal stands, origin of stands, nonlinear regression Bala, О. (2020). TO THE METHODS FOR ACTUALIZATION OF MAIN STANDS PARAMETERS OF HARDWOOD TREE SPECIES OF UKRAINE. Ukrainian Journal of Forest and Wood Science, 11(3), 4-14. https://doi.org/10.31548/forest2020.03.001
ACTUALIZATION OF GROWTH PARAMETERS OF VEGETATIVE ORIGIN OAK STANDS OF THE UKRAINIAN FOREST-STEPPE ZONE Y. Yu. Khan , Oleksandr Bala Keywords: modal stands, oak, biometric indices, origin of stands, growth forecast, yield tables, mathematical modeling Y. Yu. Khan, & Bala, О. (2020). ACTUALIZATION OF GROWTH PARAMETERS OF VEGETATIVE ORIGIN OAK STANDS OF THE UKRAINIAN FOREST-STEPPE ZONE. Ukrainian Journal of Forest and Wood Science, 11(2), 53-65. https://doi.org/10.31548/forest2020.02.053
MODELING MEAN HEIGHT GROWTH OF MODAL HARDWOOD BROADLEAVED STANDS IN UKRAINE Oleksandr Bala, Ivan Lakyda Keywords: forest inventory, diameter, height, trunk, growing stock volume, models Bala, О., & Lakyda, I. (2019). MODELING MEAN HEIGHT GROWTH OF MODAL HARDWOOD BROADLEAVED STANDS IN UKRAINE. Ukrainian Journal of Forest and Wood Science, 10(4), 4-16. https://doi.org/10.31548/forest2019.04.004
APPLICATION OF SOME PARAMETRIC AND NON-PARAMETRIC CRITERIA FOR GROUPING FORESTS BIOMETRIC DATA Oleksandr Bala, Andrii Terentiev, Ivan Lakyda, Liubov Matushevych Keywords: species composition of a stand, origin of a stand, analysis of variance, biometric indices, Student’s t-test, Kruskal-Wallis test, Jonckheere-Terpstra test, Levene’s test Bala, О., Terentiev, A., Lakyda, I., & Matushevych, L. (2019). APPLICATION OF SOME PARAMETRIC AND NON-PARAMETRIC CRITERIA FOR GROUPING FORESTS BIOMETRIC DATA. Ukrainian Journal of Forest and Wood Science, 10(3), 4-18. http://dx.doi.org/10.31548/forest2019.03.004
THEORETICAL PRECONDITIONS FOR GROWTH MODELLING OF MODAL STANDS OF HARDWOOD BROADLEAVED TREE SPECIES Oleksandr Bala, Andrii Terentiev, Ivan Lakyda Keywords: composition of a stand, origin of a stand, cluster analysis, biometric indices, Student’s t-test, Fisher’s F-test Bala, О., Terentiev, A., & Lakyda, I. (2019). THEORETICAL PRECONDITIONS FOR GROWTH MODELLING OF MODAL STANDS OF HARDWOOD BROADLEAVED TREE SPECIES. Ukrainian Journal of Forest and Wood Science, 10(2), 4-13. http://dx.doi.org/10.31548/forest2019.02.004
MODELING GROWTH OF MODAL COMMON OAK STANDS IN UKRAINIAN POLISSIA Petro Lakyda, Oleksandr Bala, Ivan Lakyda, Liubov Matushevych Keywords: common oak, Ukrainian Polissia, mean mensurational indices, dynamic site index scale, yield tables, modal stands, Mitscherlich function Lakyda, P., Bala, О., Lakyda, I., & Matushevych, L. (2018). MODELING GROWTH OF MODAL COMMON OAK STANDS IN UKRAINIAN POLISSIA. Ukrainian Journal of Forest and Wood Science, (288), 60-72.
MODELLING HEIGHT GROWTH OF COMMON OAK STANDS IN UKRAINIAN POLISSYA Oleksandr Bala, Ivan Lakyda Keywords: Ukrainian Polissya, Common oak, height growth, guide curve, modelling Bala, О., & Lakyda, I. (2017). MODELLING HEIGHT GROWTH OF COMMON OAK STANDS IN UKRAINIAN POLISSYA. Ukrainian Journal of Forest and Wood Science, (278), 9-15.
CURRENT STATE AND PRODUCTIVITY OF MODAL BEECH STANDS IN UKRAINE Oleksandr Bala Keywords: European beech, Oriental beech, modal stands, origin of stands, type of site conditions, site index class, relative stocking Bala, О. (2017). CURRENT STATE AND PRODUCTIVITY OF MODAL BEECH STANDS IN UKRAINE. Ukrainian Journal of Forest and Wood Science, (278), 15-25.
COMPARISON OF GROWTH AND PRODUCTIVITY OF MODAL BIRCH AND ALDER STANDS OF UKRAINE Oleksandr Bala, Andrii Terentiev Keywords: Silver birch, Black alder, modal stands, climate zones, origin of stands, type of site conditions, site index class, relative stocking Bala, О., & Terentiev, A. (2017). COMPARISON OF GROWTH AND PRODUCTIVITY OF MODAL BIRCH AND ALDER STANDS OF UKRAINE. Ukrainian Journal of Forest and Wood Science, (266), 15-26.
COMPARATIVE CHARACTERISTICS OF OAK STANDS IN BELARUSIAN AND UKRAINIAN POLISSYA IN CONDITIONS OF CLIMATE CHANGE A. M. Potapenko , V. V. Usenya , Petro Lakyda, Oleksandr Bala, Liubov Matushevych Keywords: Belarusian and Ukrainian Polissya, oak stands, area dynamics, structure, productivity A. M. Potapenko, V. V. Usenya, Lakyda, P., Bala, О., & Matushevych, L. (2017). COMPARATIVE CHARACTERISTICS OF OAK STANDS IN BELARUSIAN AND UKRAINIAN POLISSYA IN CONDITIONS OF CLIMATE CHANGE. Ukrainian Journal of Forest and Wood Science, (266), 64-72.
THE MODERN STATE AND PRODUCTIVITY OF MODAL STANDS OF PINE AND SPRUCE OF UKRAINE Andrii Terentiev, Oleksandr Bala Keywords: Scots Pine, Norway Spruce, modal stands, origin of stands, type of site conditions, site index class, relative stocking Terentiev, A., & Bala, О. (2017). THE MODERN STATE AND PRODUCTIVITY OF MODAL STANDS OF PINE AND SPRUCE OF UKRAINE. Ukrainian Journal of Forest and Wood Science, (266), 91-104.
CURRENT STATE AND PRODUCTIVITY OF ASH STANDS IN UKRAINE Oleksandr Bala Keywords: common ash, green ash, modal stands, origin of stands, type of site conditions, site index class, relative stocking Bala, О. (2016). CURRENT STATE AND PRODUCTIVITY OF ASH STANDS IN UKRAINE. Ukrainian Journal of Forest and Wood Science, (255), 11-19.
TYPOLOGICAL CHARACTERISTIC OF HARDWOOD STANDS OF UKRAINE Oleksandr Bala Keywords: hardwood tree species, type of forest growth condition, variance Bala, О. (2016). TYPOLOGICAL CHARACTERISTIC OF HARDWOOD STANDS OF UKRAINE. Ukrainian Journal of Forest and Wood Science, (238), 9-18.
EXPERIMENTAL DATABASE OF VEGETATIVE ORIGIN OAK STANDS IN UKRAINIAN FOREST-STEPPE ZONE Y. Yu. Khan , Oleksandr Bala Keywords: forest-steppe zone, modal stands, oak, vegetative origin, growth, temporary experimental plots Y. Yu. Khan, & Bala, О. (2016). EXPERIMENTAL DATABASE OF VEGETATIVE ORIGIN OAK STANDS IN UKRAINIAN FOREST-STEPPE ZONE. Ukrainian Journal of Forest and Wood Science, (238), 65-71.
ENSURATIONAL CHARACTERISTICS OF VEGETATIVE ORIGIN OAK STANDS IN UKRAINIAN FOREST-STEPPE ZONE Oleksandr Bala, Y. Yu. Khan Keywords: forest-steppe, modal stands, oak, mensuration characteristics, vegetative origin stand Bala, О., & Y. Yu. Khan (2014). ENSURATIONAL CHARACTERISTICS OF VEGETATIVE ORIGIN OAK STANDS IN UKRAINIAN FOREST-STEPPE ZONE. Ukrainian Journal of Forest and Wood Science, (1981), 9-13.
Current state and productivity of Scots pine modal stands of the Forest Steppe of Ukraine Andrii Terentiev, Oleksandr Bala, Petro Lakyda, Hennadii Bondar Keywords: stand-wise database, non-parametric criteria, average growing stock, site index, stand species composition, site condition, relative stand density Terentiev, A., Bala, О., Lakyda, P., & Bondar, H. (2023). Current state and productivity of Scots pine modal stands of the Forest Steppe of Ukraine. Ukrainian Journal of Forest and Wood Science, 14(1), 105-123. https://doi.org/10.31548/forest/1.2023.105
Infestation of ash emerald ash borer Agrilus planipennis Fairmaire, (Coleoptera: Buprestidae) on the territory of National University of Life and Environmental Sciences (NULES) of Ukraine Nataliia Puzrina, Oleksandr Bala, Hanna Boyko, Oleksandr Sovakov, Yulia Nosenko Keywords: Fraxinus spp., monitoring, Agrilus planipennis, pheromone traps, invasive species Puzrina, N., Bala, О., Boyko, H., Sovakov, O., & Nosenko, Yu. (2025). Infestation of ash emerald ash borer Agrilus planipennis Fairmaire, (Coleoptera: Buprestidae) on the territory of National University of Life and Environmental Sciences (NULES) of Ukraine. Ukrainian Journal of Forest and Wood Science, 16(1), 8-22. https://doi.org/10.31548/forest/1.2025.08