Publikācijas

Seipulis A., Gardiner G., Peltola H., Nicoll B., Rust S., Matisons R., Elferts D., Krišāns O., Jansons A. 2024. Forest Ecology and Management, 571, 122237
Geographic variation in resistance of Scots pine (Pinus sylvestris L.) to wind loading across different wind environments in Europe
DOI: 10.1016/j.foreco.2024.122237
Matisons R., Krišāns O., Jansone D., Jansons Ā., Zeltiņš P. 2024. Baltic Forestry, 30(1), 719
The genetic and environmental variance of radial increment in Scots pine of south-eastern Baltic provenances in response to weather extremes
DOI: 10.46490/BF719
Detter A., Rust S., Krišāns O. 2023. Forests, 14(3), 533
Experimental Test of Non-Destructive Methods to Assess the Anchorage of Trees
DOI: 10.3390/f14030533
Krišāns O., Matisons R., Jansone L., Īstenais N., Kāpostiņš R., Šēnhofa S., Jansons Ā. 2023. Forests, 14(2), 313
In the Northeasternmost Stands in Europe, Beech Shows Similar Wind Resistance to Birch
DOI: 10.3390/f14020313
Šņepsts G., Krišāns O., Matisons R., Seipulis A., Jansons Ā. 2022. Forests, 13(11), 1947
Cervid Bark-Stripping Is an Explicit Amplifier of Storm Legacy Effects in Norway Spruce (Picea abies (L.) Karst.) Stands
DOI: 10.3390/f13111947
Krišāns O., Matisons R., Vuguls J., Bāders E., Rust S., Elferts D., Saleniece R., Jansons Ā. 2022. Forests, 13(6), 942
Regularly planted rather than natural understory of Norway spruce (Picea abies H. Karst.) contributes to the individual stability of canopy silver birch (Betula pendula Roth.)
DOI: 10.3390/f13060942
Krišāns O., Matisons R., Vuguls J., Seipulis A., Elferts D., Samariks V., Saleniece R., Jansons Ā. 2022. Sustainability, 14(12), 7332
Soil type rather than freezing determines the size of soil-root plate of silver birch (Betula pendula roth.) in the eastern Baltic region
DOI: 10.3390/su14127332
Krišāns O., Matisons R., Vuguls J., Seipulis A., Samariks V., Saleniece R., Jansons Ā. 2022. Plants, 11(11), 1509
The Destructive Static Tree-Pulling Test Provides Reliable Estimates of the Soil-Root Plate of Eastern Baltic Silver Birch (Betula pendula Roth.)
DOI: 10.3390/plants11111509
Desaine I., Bāders E., Romāns E., Krišāns O., Seipulis A., Jansons Ā. 2022. ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 5(3), 689-695
The detection of disturbance effects of Norway spruce (Picea abies (L.) Karst.) in UAV multispectral imagery
DOI: 10.5194/isprs-annals-V-3-2022-689-2022
Bāders E., Romāns E., Desaine I., Krišāns O., Seipulis A., Donis J., Jansons Ā. 2022. Remote Sensing, 14(9), 2122
An Integration of Linear Model and ‘Random Forest’ Techniques for Prediction of Norway Spruce Vitality: A Case Study of the Hemiboreal Forest, Latvia
DOI: 10.3390/rs14092122
Krišāns O., Matisons R., Vuguls J., Rust S., Elferts D., Seipulis A., Saleniece R., Jansons Ā. 2022. Plants, 11(9), 1174
Silver Birch (Betula pendula Roth.) on Dry Mineral Rather than on Deep Peat Soils Is More Dependent on Frozen Conditions in Terms of Wind Damage in the Eastern Baltic Region
DOI: 10.3390/plants11091174
Krišāns O., Čakša L., Matisons R., Rust S., Elferts D., Seipulis A., Jansons Ā. 2022. Forests, 13(1), 127
A Static Pulling Test Is a Suitable Method for Comparison of the Loading Resistance of Silver Birch (Betula pendula Roth.) between Urban and Peri-Urban Forests
DOI: 10.3390/f13010127
Matisons R., Elferts D., Krišāns O., Schneck V., Gärtner H., Wojda T., Kowalczyk J., Jansons Ā. 2021. Forests, 12(6), 661
Nonlinear Weather-Growth Relationships Suggest Disproportional Growth Changes of Norway Spruce in the Eastern Baltic Region
DOI: 10.3390/f12060661
Matisons R., Krišāns O., Jansons Ā., Kondratovičs T., Elferts D., Ievinsh G. 2021. Forests, 12(1), 82
Norway Spruce Seedlings from an Eastern Baltic Provenance Show Tolerance to Simulated Drought
DOI: 10.3390/f12010082
Krišāns O. 2020. Promocijas darbs [Thesis]. LVMI "Silava" [LSFRI "Silava"], ISBN 978-9934-603-02-0
Parastās egles (Picea abies (L.) H. Karst.) vēja noturības izmaiņas sakņu trupes un stumbra mizas bojājumu ietekmē [The effect of root rot and bark-stripping on wind stability of Norway spruce (Picea abies (L.) H. Karst.)]
Krišāns O., Matisons R., Kitenberga M., Donis J., Rust S., Elferts D., Jansons Ā. 2021. Forests, 12(1), 21
Wind Resistance of Eastern Baltic Silver Birch (Betula pendula Roth.) Suggests Its Suitability for Periodically Waterlogged Sites
DOI: 10.3390/f12010021
Samariks V., Īstenais N., Seipulis A., Miezīte O., Krišāns O., Jansons Ā. 2021. Forests, 12(1), 20
Root-Soil Plate Characteristics of Silver Birch on Wet and Dry Mineral Soils in Latvia
DOI: 10.3390/f12010020
Krišāns O., Samariks V., Donis J., Jansons Ā. 2020. Forests, 11(11), 1143
Structural root-plate characteristics of wind-thrown Norway spruce in hemiboreal forests of Latvia
DOI: 10.3390/f11111143
Matisons R., Elferts D., Krišāns O., Schneck V., Gärtner H., Baste A., Wojda T., Kowalczy J., Jansons Ā. 2021. Forest Ecology and Management, 479, 118600
Non-linear regional weather-growth relationships indicate limited adaptability of the eastern Baltic Scots pine
DOI: 10.1016/j.foreco.2020.118600
Matisons R., Kārkliņa A., Krišāns O., Elferts D., Jansons Ā. 2020. Forest Ecology and Management, 478, 118499
Species composition modulates seedling competitiveness of temperate tree species under hemiboreal conditions
DOI: 10.1016/j.foreco.2020.118499
Baders E., Krišans O., Donis J., Elferts D., Jaunslaviete I., Jansons A. 2020. Forests, 11(11), 745
Norway spruce survival rate in two forested landscapes, 1975–2016
DOI: 10.3390/f11070745
Samariks V., Krisans O., Donis J., Silamikele I., Katrevics J., Jansons A. 2020. Forests, 11(5), 576
Cost-benefit analysis of measures to reduce windstorm impact in pure Norway spruce (Picea abies L. Karst.) stands in Latvia
DOI: 10.3390/f11050576
Donis J., Saleniece R., Krisans O., Dubrovskis E., Kitenberga M., Jansons A. 2020. Forests, 11(5), 566
A Financial Assessment of Windstorm Risks for Scots Pine Stands in Hemiboreal Forests
DOI: 10.3390/f11050566
Krisans O., Samariks V., Matisons R., Jansons A. 2020. BioResources, 15(2), 4314-4322
Model of above-ground biomass distribution of Norway spruce (Picea abies L. (Karst.))
DOI: 10.15376/biores.15.2.4314-4322
Krisans O., Matisons R., Rust S., Burnevica N., Bruna L., Elferts D., Kalvane L., Jansons A. 2020. Forests, 11(4), 416
Presence of root rot reduces stability of Norway spruce (Picea abies): Results of static pulling tests in Latvia
DOI: 10.3390/f11040416
Krisans O., Saleniece R., Rust S., Elferts D., Kapostins R., Jansons A., Matisons R. 2020. Forests, 11(3), 357
Effect of Bark-Stripping on Mechanical Stability of Norway Spruce
DOI: 10.3390/f11030357
Samariks V., Krišāns O., Jansone B., Jansons Ā. 2019. Sylwan, 163(10), mfnfa
The influence of meteorological factors on stem radial variation of the Norway spruce and black alder: Case study
Matisons R., Krišāns O., Kārkliņa A., Adamovičs A., Jansons Ā., Gärtner H. 2019. Forest Ecology and Management, 452, 117568
Plasticity and climatic sensitivity of wood anatomy contribute to performance of eastern Baltic provenances of Scots pine
DOI: 10.1016/j.foreco.2019.117568
Šņepsts G., Donis J., Strēlnieks K., Krišāns O., Desaine I., Adamovičs A. 2019. Proceedings of International Conference "Research for Rural Development 2019", 1, 71-75
Post-storm regeneration of Norway spruce
DOI: 10.22616/rrd.25.2019.011
Jansons Ā., Matisons R., Baliuckas V., Purina L., Krišāns O., Jansons J., Baumanis I. 2018. Silva Fennica, 52(5), 10014
Performance variation of lodgepole pine provenances in Latvia
DOI: 10.14214/sf.10014
Šņepsts G., Bigača Z., Desaine I., Jansons J., Donis J., Strēlnieks K., Adamovičs A., Krišāns O. 2018. Proceedings of 24th International Scientific Conference "Research for Rural Development 2018", 1, 65-71
Characteristics of damages in Norway spruce stands
DOI: 10.22616/rrd.24.2018.010
Bāders E., Lūkins M., Zariņš J., Krišāns O., Jansons Ā., Jansons J. 2018. Proceedings of 24th International Scientific Conference "Research for Rural Development 2018", 1, 34-39
Recent land cover changes in Latvia
DOI: 10.22616/RRD.24.2018.005
Krišāns O., Kāpostiņš R., Adamovičs A., Katrevičs J., Jansons Ā. 2017. Starptautiskās zinātniski praktiskās konferences "Zinātne un prakse nozares attīstībai" tēzes, 15-16
Parastās egles Picea abies (L.) Karst. radiālās augšanas dinamika Latvijā
Dzenis J., Krišāns O., Katrevičs J., Adamovičs A. 2017. Proceedings of 23th International Scientific Conference "Research for Rural Development 2017", 1, 86-93
Intra-seasonal development of radial increment of Picea abies in Latvia
DOI: 10.22616/rrd.23.2017.013
Krišāns O., Kalniņš J., Puriņš M., Jansons Ā. 2015. Mežzinātne, 29, 84-98
Atšķirīga nokrišņu režīma ietekme uz parastās egles stādu augšanu [Influence of various precipitation regime on growth of Norway spruce plants]
Matisons R., Bardulis A., Kanberga-Silina K., Krisans O., Jansons A. 2017. Baltic Forestry, 23(2), 477-481
Sap flow in xylem of mature Norway spruce: A case study in northwestern Latvia during the season of 2014–2015
Krišāns O., Rieksts-Riekstiņš J., Taukačs K., Jansons Ā. 2013. Mežzinātne, 27, 91-102
Melnalkšņa un baltalkšņa stumbru sulas plūsma ziemas periodā Latvijā [Sap flow in stem of black and grey alder in winter period in Latvia]
Jansons Ā., Krišāns O., Jansons J. 2011. Mežzinātne, 23, 15-24
Parastās priedes (Pinus sylvestris L.) augstuma pieauguma veidošanās sezonālā dinamika [Seasonal height growth dynamics of Scots pine (Pinus sylvestris L.)]