Elina Oksanen

Feng, Zhaozhong; Agathokleous, Evgenios; Yue, Xu; Oksanen, Elina; Paoletti, Elena; Sase, Hiroyuki; Gandin, Anthony; Koike, Takayoshi; Calatayud, Vicent; Yuan, Xiangyang; Liu, Xuejun; De Marco, Alessandra; Jolivet, Yves; Kontunen-Soppela, Sari; Hoshika, Yasutomo; Saji, Hikaru; Li, Pin; Li, Zhengzhen; Watanabe, Makoto; Kobayashi, Kazuhiko. 2021. Emerging challenges of ozone impacts on asian plants: actions are needed to protect ecosystem health Ecosystem Health and Sustainability 7 1: 1911602. 2021

Possen, BJHM; Rousi, M; Keski-Saari, S; Silfver, T. Kontunen-Soppela, S; Oksanen, E; Mikola, J. 2021. New evidence for the importance of soil nitrogen on the survival and adaptation of silver birch to climate warming Ecosphere 12 5: e03520. 2021

Ghimire, Rajendra P.; Silfver, Tarja; Myller, Kristiina; Oksanen, Elina; Holopainen, Jarmo K.; Mikola, Juha. 2021. BVOC Emissions From a Subarctic Ecosystem, as Controlled by Insect Herbivore Pressure and Temperature Ecosystems Published: 17 August 2021: 1 - 20. 2021

Oksanen, Elina. 2021. Birch as a Model Species for the Acclimation and Adaptation of Northern Forest Ecosystem to Changing Environment Frontiers in forests and global change 4: 682512. 2021

Oksanen, Elina ; Kontunen-Soppela, Sari. 2020. Plants have different strategies to defend against air pollutants Current opinion in environmental science & health 2021; 19: 100222. 2020

Agathokleous, Evgenios; Feng, Zhaozhong; Oksanen, Elina; Sicard, Pierre; Wang, Qi; Saitanis, Costas J; Araminiene, Valda; Blande, James D; Hayes, Felicity; Calatayud, Vicent; Domingos, Marisa; Veresoglou, Stavros D; Peñuelas, Josep; Wardle, David A; De Marco , Alessandra; Li, Zhengzhen; Harmens, Harry; Yuan, Xiangyang; Vitale, Marcello; Paoletti, Elena. 2020. Ozone affects plant, insect, and soil microbial communities: A threat to terrestrial ecosystems and biodiversity Science advances 6 33: eabc1176. 2020

Silfver, Tarja; Heiskanen, Lauri; Aurela, Mika; Myller, Kristiina; Karhu, Kristiina; Meyer, Nele; Tuovinen, Juha-Pekka; Oksanen, Elina; Rousi, Matti; Mikola, Juha. 2020. Insect herbivory dampens Subarctic birch forest C sink response to warming Nature communications 11 1: 2529. 2020

Tenkanen, Antti; Suprun, Sergei; Oksanen, Elina; Keinänen, Markku; Keski-Saari, Sarita; Kontunen-Soppela, Sari. 2020. Strategy by latitude? Higher photosynthetic capacity and root mass fraction in northern than southern silver birch (Betula pendula Roth) in uniform growing conditions Tree physiology 2021; 41 6: 974-991. 2020

Munawar, Mustafa Ahmad; Toljamo, Anna; Martin, Frank; Oksanen, Elina; Kokko, Harri. 2020. Development and evaluation of a recombinase polymerase amplification assay for rapid detection strawberry red stele pathogen Phytopathology research 2: 26. 2020

Munawar, MA; Martin, F; Toljamo, A; Kokko, H; Oksanen, E. 2020. RPA-PCR couple: an approach to expedite plant diagnostics and overcome PCR inhibitors Biotechniques 69 4: 271-281. 2020

Hartikainen, K; Kivimäenpää, M; Nerg, AM; Mäenpää, M; Oksanen, E; Rousi, M; Holopainen, T. 2020. Elevated temperature and ozone modify structural characteristics of silver birch (Betula pendula) leaves Tree physiology 40 4: 467-483. 2020

Deepak, Maya; Keski-Saari, Sarita; Fauch, Laure; Granlund, Lars; Oksanen, Elina; Keinänen, Markku. 2020. Spectral Reflectance in Silver Birch Genotypes from Three Provenances in Finland Remote sensing 12 17: 2677. 2020

Tenkanen, A; Keski-Saari, S; Salojärvi, J; Oksanen, E; Keinänen, M; Kontunen-Soppela, S. 2020. Differences in growth and gas exchange between southern and northern provenances of silver birch (Betula pendula Roth) in northern Europe Tree physiology 40 2: 198-214. 2020

Deepak, Maya; Keski-Saari, Sarita; Fauch, Laure; Granlund, Lars; Oksanen, Elina; Keinänen, Markku. 2019. Leaf Canopy Layers Affect Spectral Reflectance in Silver Birch Remote sensing 11 24: 2884. 2019

Fotoniikasta valoa Suomen hyvinvointiin: Selvitys alan vaikuttavuudesta ja kasvunäkymistä. Aalto, Timo; Ailisto, Heikki; Antila, Jarkko; Eklin, Tero; Haapala, Antti; Herrala, Esko; Heräjärvi, Henrik; Hirvi, Timo; Hänninen, Pekka; Jokinen, Kimmo; Keinänen, Markku; Kola, Kari; Korppi-Tommola, Jouko; Kutila, Matti; Lappalainen, Reijo; Laurila, Toni; Luukanen, Arttu; Kauranen, Martti; Oksanen, Elina; Purmonen, Juha; Räisänen, Antti; Saarinen, Jyrki; Salmelin, Eero; Salminen, Antti; Stenber. 2019 2019

Northern forest trees under increasing atmospheric humidity. Oksanen, Elina; Lihavainen, Jenna; Keinänen, Markku; Kontunen-Soppela, Sari; Keski-Saari, Sari; Sellin, Arne; Sober, Anu / Progress in Botany Vol. 80. 2019. 2019

Pandey, Ashutosh K; Majumder, Baisakhi; Keski-Saari, Sarita; Kontunen-Soppela, Sari; Pandey, Vivek; Oksanen, Elina. 2019. High Variation in Resource Allocation Strategies among 11 Indian Wheat (Triticum aestivum) Cultivars Growing in High Ozone Environment Climate 7 2: 23. 2019

Deepak, Maya; Lihavainen, Jenna; Keski-Saari, Sarita; Kontunen-Soppela, Sari; Salojärvi, Jarkko; Tenkanen, Antti; Heimonen, Kaisa; Oksanen, Elina; Keinänen, Markku. 2018. Genotype- and provenance-related variation in the leaf surface secondary metabolites of silver birch. CANADIAN JOURNAL OF FOREST RESEARCH 48 5: 494-505. 2018

Franz, Martina; Alonso, Rocio; Arneth, Almut; Bueker, Patrick; Elvira, Susana; Gerosa, Giacomo; Emberson, Lisa; Feng, Zhaozhong; Le Thiec, Didier; Marzuoli, Riccardo; Oksanen, Elina; Uddling, Johan; Wilkinson, Matthew; Zaehle, Soenke. 2018. Evaluation of simulated ozone effects in forest ecosystems against biomass damage estimates from fumigation experiments Biogeosciences 15: 6941-6957. 2018

Granlund, Lars; Keski-Saari, Sarita; Kumpula, Timo; Oksanen, Elina; Keinänen, Markku. 2018. Imaging lichen water content with visible to mid-wave infrared (400 - 5500 nm) spectroscopy Remote sensing of environment 216: 301-310. 2018

Oksanen, Elina. 2018. Trichomes form an important first line of defence against adverse environment - new evidence for ozone stress mitigation Plant, Cell and Environment 41 7: 1497-1499. 2018

Thitz P, Possen BJHM, Oksanen E, Mehtätalo L, Virjamo V, Vapaavuori E. 2017. Production of glandular trichomes responds to water stress and temperature in silver birch (Betula pendula) leaves. CANADIAN JOURNAL OF FOREST RESEARCH 47 8: 1075-1081. 2017

Salojärvi J, Smolander O-P, Nieminen K, Rajarman S, Safronov O, Safdari P, Lamminmäki A, Immanen J, Lan T, Tanskanen J, Rastas P, Amiryousefi A, Jayaprakash B, Kammonen JI, Hagqvist R, Eswaran G, Ahonen VH, Serra JA, Asiebu FO, de Dios Bajaras-Lopez J et al. 2017. Genome Sequencing and Population Genomic Analyses Provide Insights into the Adaptive Landscape of Silver Birch Nature genetics 49 6: 904-912. 2017

Haapala Antti, Kontunen-Soppela Sari, Oksanen Elina, Rousi Matti, Mola Yudego Blas. 2017. Tree provenance affects the growth and bioenergy potential of juvenile silver birch. Teoksessa: Möttönen Veikko, Heinonen Emilia (toim.), 6th International Scientific Conference on Hardwood Processing : PROCEEDINGS. Natural resources and bioeconomy studies 80. s. 310-318. 2017

Lihavainen Jenna, Ahonen Viivi, Keski-Saari Sarita, Sõber Anu, Oksanen Elina, Keinänen Markku. 2017. Low vapor pressure deficit reduces glandular trichome density and modifies the chemical composition of cuticular waxes in silver birch leaves. Tree physiology 37 9: 1166-1181. 2017

Heimonen Kaisa, Valtonen Anu, Kontunen-Soppela Sari, Keski-Saari Sarita, Rousi Matti, Oksanen Elina, Roininen Heikki. 2016. Susceptibility of silver birch (Betula pendula) to herbivorous insects is associated with the size and phenology of birch - implications for climate warming. SCANDINAVIAN JOURNAL OF FOREST RESEARCH 2017; 32 2: 95-104. 2016

Kasurinen Anne, Koikkalainen Katariina, Anttonen Mikko J, Possen Boy, Oksanen Elina, Rousi Matti, Vapaavuori Elina, Holopainen Toini. 2016. Root morphology, mycorrhizal roots and extramatrical mycelium growth in silver birch (Betula pendula Roth) genotypes exposed to experimental warming and soil moisture manipulations. PLANT AND SOIL [epub ahead of print 20 April 2016]: 1-13. 2016

Lihavainen Jenna, Ahonen Viivi, Keski-Saari Sarita, Kontunen-Soppela Sari, Oksanen Elina, Keinänen Markku. 2016. Low vapour pressure deficit affects nitrogen nutrition and foliar metabolites in silver birch. JOURNAL OF EXPERIMENTAL BOTANY 67: 4353-4365. 2016

Lihavainen Jenna, Keinänen Markku, Keski-Saari Sarita, Kontunen-Soppela Sari, Sõber Anu, Oksanen Elina. 2016. Artificially decreased vapour pressure deficit in field conditions modifies foliar metabolite profiles in birch and aspen. JOURNAL OF EXPERIMENTAL BOTANY 67 14: 4367-4378. 2016

Sellin Arne, Alber Meeli, Keinänen Markku, Kupper Priit, Lihavainen Jenna, Lõhmus Krista, Oksanen Elina, Sõber Anu, Sõber Jaak, Tullus Arvo. 2016. Growth of northern deciduous trees under increasing atmospheric humidity: possible mechanisms behind the growth retardation. Regional Environmental Change 2017; 17 7: 2135-2148. 2016

Possen Boy JHM, Heinonen Jaakko, Anttonen Mikko J, Rousi Matti, Kontunen-Soppela Sari, Oksanen Elina, Vapaavuori Elina M. 2015. Trait syndromes underlying stand-level differences in growth and acclimation in 10 silver birch (Betula pendula Roth) genotypes. FOREST ECOLOGY AND MANAGEMENT 343: 123-135. 2015

Maja Mengistu M, Kasurinen Anne, Holopainen Toini, Kontunen-Soppela Sari, Oksanen Elina, Holopainen Jarmo. 2015. Volatile organic compounds emitted from silver birch of different provenances across a latitudinal gradient in Finland. TREE PHYSIOLOGY 39 5: 975-986. 2015

Pandey Ashutosh K, Majumder Baisakhi, Keski-Saari Sarita, Kontunen-Soppela Sari, Mishra Ashvarya, Sahu Nayan, Pandey Vivek, Oksanen Elina. 2015. Searching for common responsive parameters for ozone tolerance in 18 rice cultivars in India: Results from ethylenediurea studies. SCIENCE OF THE TOTAL ENVIRONMENT 532: 230-238. 2015

Heimonen Kaisa, Valtonen Anu, Kontunen-Soppela Sari, Keski-Saari Sarita, Rousi Matti, Oksanen Elina, Roininen Heikki. 2015. Insect herbivore damage on latitudinally translocated silver birch (Betula pendula) - predicting the effects of climate change. Climatic Change 131 2: 245-257. 2015

Dumont Jennifer, Hirvonen Tapani, Heikkinen Ville, Mistretta Maxime, Granlund Lars, Himanen Katri, Fauch Laure, Porali Ilkka, Hiltunen Jouni, Keski-Saari Sarita, Nygren Markku, Oksanen Elina, Hauta-Kasari Markku, Keinänen Markku. 2015. Thermal and hyperspectral imaging for Norway spruce (Picea abies) seeds screening. Computers and Electronics in Agriculture 116: 118-124. 2015

Büker P, Feng Z, Uddling J, Briolat A, Alonso R, Braun S, Elvira S, Gerosa G, Karlsson PE, Le Thiec D, Marzuoli R, Mills G, Oksanen E, Wieser G, Wilkinson M, Emberson LD. 2015. New flux based dose-response relationships for ozone for European forest tree species. ENVIRONMENTAL POLLUTION 206: 163-174. 2015

Dumont J, Keski-Saari S, Keinänen M, Cohen D, Ningre N, Kontunen-Soppela S, Baldet P, Gibon Y, Dizengremel P, Vaultier MN, Jolivet Y, Oksanen E, LeThieck D. 2014. Ozone affects ascorbate and glutathione biosynthesis as well as amino acid contents in three Euramerican poplar genotypes. Tree physiology 34: 253-266. 2014

Heimonen Kaisa, Valtonen Anu, Kontunen-Soppela Sari, Keski-Saari Sarita, Rousi Matti, Oksanen Elina, Roininen Heikki. 2014. Colonization of a host tree by herbivorous insects under a changing climate. OIKOS Early View 4.12.2014: -. 2014

Lihavainen Jenna, Keinänen Markku, Keski-Saari Sarita, Kontunen-Soppela Sari, Sõber Anu, Oksanen Elina. 2014. Metabolic responses of silver birch (Betula pendula Roth) and hybrid aspen (Populus tremula x P. tremuloides Michx.) leaves to increased air humidity in Free Air Humidity Manipulation (FAHM) experiment: Andrea Claes, Anna Åsman, Elham Yazdkhasti, Islam Ahmed Moustafa Abd El-Daim, Jörg Stephan, Jun Yi, Marcelinus Rocky Hatorangan, Pascal Pucholt, Rita Batista, Conference Book, Scandinavian Plant Physiology Society the 8th PhD Student Conference, 16-19 June, 2014, Uppsala, Sweden. 113. 2014

Pandey Ashutosh K., Majumder Baisakhi, Keski-Saari Sarita, Kontunen-Soppela Sari , Pandey Vivek, Oksanen Elina. 2014. Differences in responses of two mustard cultivars to ethylenediurea (EDU) at high ambient ozone concentrations in India. Agriculture, Ecosystems and Environment 196: 158-166. 2014

Possen Boy JHM, Anttonen Mikko J, Oksanen Elina, Rousi Matti, Heinonen Jaakko, Kostiainen Katri, Kontunen-Soppela Sari, Heiskanen Juha, Vapaavuori Elina. 2014. Variation in 13 leaf morphological and physiological traits within a silver birch (Betula pendula) stand and their relation to growth. CANADIAN JOURNAL OF FOREST RESEARCH 44: 657-665. 2014

Possen Boy JHM, Rousi Matti, Silfver Tarja, Anttonen Mikko J, Ruotsalainen Seppo, Oksanen Elina, Vapaavuori Elina. 2014. Within-stand variation in silver birch (Betula pendula Roth) phenology. TREES: STRUCTURE AND FUNCTION 28 6: 1801-1812. 2014

Sakamoto Joji, Dumont Jennifer, Fauch Laure, Keski-Saari Sarita, Granlund Lars, Porali Ilkka, Orava Joni, Hiltunen Jouni, Oksanen Elina, Keinänen Markku, Hauta-Kasari Markku. 2014. Natural Vision Data File Format as a New Spectral Image Format for Biological Applications. LECTURE NOTES IN COMPUTER SCIENCE 8509: 124-132. 2014

Silfver Tarja, Rousi Matti, Oksanen Elina, Roininen Heikki. 2014. Genetic and environmental determinants of insect herbivore community structure in a Betula pendula population. F1000Research 3 34: -. 2014

Silfver Tarja, Sinkkonen Aki, Oksanen Elina, Rousi Matti. 2014. Early shoot growth termination in Betula pendula is associated with the number of overwintering aphid eggs on boreal birches. Evolutionary Ecology 28: xx. 2014

Pandey Vivek, Oksanen Elina, Signh Nandita, Sharma Chhemandra. 2013. Impacts of Air Pollution and Climate Change on Plants: Implications for India: Matyssek R, Clarke N, Cudlin P, Mikkelsen TN; Tuovinen J-P, Wieser G, Paoletti E, Climate Change, Air Pollution and Global Challenges. Developments in Environmental Science Volume 13. 391-409. 2013

Riikonen J, Kontunen-Soppela S, Vapaavuori E, Tervahauta A, Tuomainen M, Oksanen E. 2013. Carbohydrate concentrations and freezing stress resistance of silver birch buds grown under elevated temperature and ozone. TREE PHYSIOLOGY 33 3: 311-319. 2013

Lihavainen Jenna, Ahonen Viivi, Keinänen Markku, Keski-Saari Sarita, Sari Kontunen-Soppela, Sõber Anu, Oksanen Elina. 2013. Responses of silver birch (Betula pendula Roth) and hybrid aspen (Populus tremula x P. tremuloides Michx.) to increased air humidity, 25th Congress of the Scandinavian Plant Physiology Society SPPS 2013, 11-15 August 2013 Helsingør, Denmark, Programme & Abstracts. 71. 2013

Pandey Vivek, Häikiö Elina, Lehesranta Satu, Koistinen Kaisa, Kärenlampi Sirpa, Oksanen Elina. 2013. Proteomic analysis of two hybrid aspen clones subjected to long-term chronic ozone exposure in open field. Current Proteomics 10: 67-74. 2013

Oksanen E, Pandey V, Pandey AK, Keski-Saari S, Kontunen-Soppela S, Sharma C. 2013. Impacts of increasing ozone on Indian plants. ENVIRONMENTAL POLLUTION 177: 189-200. 2013

Oksanen Elina, Keski-Saari Sarita, Kontunen-Soppela Sari, Keinänen Markku. 2013. Metabolomics and transcriptomics increase our understanding about defence responses and genotypic differences of northern deciduous trees (Betula and Populus sp.) to elevating ozone, CO2 and climate warming: Matyssek R, Clarke N, Cudlin P, Mikkelsen TN; Tuovinen J-P, Wieser G, Paoletti E, Climate Change, Air Pollution and Global Challenges. Developments in Environmental Science Volume 13. 309-329. 2013

Lihavainen Jenna, Keinänen Markku, Keski-Saari Sarita, Kontunen-Soppela Sari, Sõber Anu, Oksanen Elina. 2012. Primary metabolic responses of silver birch (Betula pendula Roth) leaves to elevated air humidity. Teoksessa: (toim.), Metabolomics 2012, June 25-28 2012. ss. 82, P093. 2012

Riikonen Johanna, Kontunen-Soppela Sari, Ossipov Vladimir, Tervahauta Arja, Tuomainen Marjo, Oksanen Elina, Vapaavuori Elina, Heinonen Jaakko, Kivimäenpää Minna. 2012. Needle metabolome, freezing tolerance and gas exchange in Norway spruce seedlings exposed to elevated temperature and ozone concentration. TREE PHYSIOLOGY 32: 1102-1112. 2012

Oksanen Elina, Lihavainen Jenna, Keinänen Markku, Keski-Saari Sarita, Kontunen-Soppela Sari, Sober Anu. 2012. Metabolic responses of birch leaves to increasing air humidity. Teoksessa: (toim.), Joint International Conference, Biological Reactions of Forests to Climate Change and Air Pollution. ss. 233. 2012

Mäenpää M, Ossipov V, Kontunen-Soppela S, Keinänen M, Rousi M, Oksanen E. 2012. Biochemical and growth acclimation of birch to night temperatures: genotypic similarities and differences. PLANT BIOLOGY 15 Supplement s1: 36-43. 2012

Lihavainen Jenna, Keinänen Markku, Keski-Saari Sarita, Kontunen-Soppela Sari, Sõber Anu, Oksanen Elina. 2012. Primary metabolic responses of silver birch (Betula pendula Roth) and hybrid aspen (Populus tremula x P. tremuloides Michx) leaves to increased air humidity. Teoksessa: (toim.), Scandinavian Plant Physiology Society 7th PhD Student Conference, 12-15 September 2012, Laulasmaa Estonia. ss. 44, O16. 2012

Kontunen-Soppela Sari, Keski-Saari Sarita, Keinänen Markku, Rousi Matti, Oksanen Elina. 2012. Phenotypic plasticity and limits of adaptation in birch under climate change. Teoksessa: (toim.), International Conference ¿Biological Reactions of Forests to Climate Change and Air Pollution¿, Abstracts, Kaunas, Lithuania. ss. 231. 2012

Keski-Saari Sarita, Dumont Jennifer, Keinänen Markku, Kontunen-Soppela Sari, Oksanen Elina, Le Thiec Didier. 2012. Ozone-Induced Changes in Primary Metabolites in Three Populus Genotypes. Teoksessa: (toim.), Metabolomics 2012, June 25-28, 2012. ss. P-086. 2012

Kasurinen Anne, Biasi Christina, Holopainen Toini, Rousi Matti, Mäenpää Maarit, Oksanen Elina. 2012. Interactive effects of elevated ozone and temperature on carbon allocation of silver birch (Betula pendula) genotypes in an open-air field exposure. TREE PHYSIOLOGY 32: 737-751. 2012

Hartikainen Kaisa, Riikonen Johanna, Nerg Anne-Marja, Kivimäenpää Minna, Ahonen Viivi, Tervahauta Arja, Kärenlampi Sirpa, Mäenpää Maarit, Rousi Matti, Kontunen-Soppela Sari, Oksanen Elina, Holopainen Toini Environmental and Experimental Botany 84: 33-43.. 2012. Impact of elevated temperature and ozone on the emission of volatile organic compounds and gas exchange of silver birch (Betula pendula Roth.) ENVIRONMENTAL AND EXPERIMENTAL BOTANY 84: 33-43. 2012

Dumont J, Keski-Saari S, Keinanen M, Kontunen-Soppela S, Cohen D, Ningre N, Ata Allah D, Vaultier MN, Baldet P, Gibon Y, Dizengremel P, Jolivet Y, Oksanen E, LeThieck D. 2012. Ozone-induced detoxification processes in three populous genotypes: Metabolomic and molecular approaches. Teoksessa: (toim.), Joint International Conference, Biological Reactions of Forests to Climate Change and Air Pollution. ss. 117. 2012

Oksanen E , Pandey V, Kontunen-Soppela S, Keski-Saari S. 2011. Ozone sensitivity of Indian plant species EnviroNews Vol 17 2: 5-7. 2011

Possen Boy JHM, Oksanen Elina, Rousi Matti, Ruhanen Hanna, Ahonen Viivi, Tervahauta Arja, Heinonen Jaakko, Heiskanen Juha, Kärenlampi Sirpa, Vapaavuori Elina. 2011. Adaptability of birch (Betula pendular Roth) and aspen (Populus tremula L.) genotypes to different soil moisture conditions FOREST ECOLOGY AND MANAGEMENT 262: 1387-1399. 2011

Oksanen Elina, Pandey Vivek, Kontunen-Soppela Sari, Keski-Saari Sarita. 2011. Ozone sensitivity of the most important Indian crop species. Teoksessa: (toim.), XXIV SPPS Congress, Book of Abstracts. ss. 74. 2011

Oksanen Elina, Pandey Vivek, Kontunen-Soppela Sari, Keski-Saari Sarita. 2011. Ozone sensitivity of the most important Indian crop and tree species. Teoksessa: (toim.), International Conference: Ozone, climate change and forests. ss. 47. 2011

Possen Boy JHM, Anttonen Mikko, Copolovici Luciano, Heiskanen Juha, Kostiainen Katri, Kontunen-Soppela Sari, Niinemets Ulo, Oksanen Elina, Rousi Matti, Vapaavuori Elina. 2011. Genetic variation in biomass accumulation within Silver birch (Betula pendula Roth) population. Teoksessa: (toim.), Plant Functioning in a Changing Global and Polluted Environment, Abstracts. ss. 110-111. 2011

Mäenpää Maarit, Riikonen Johanna, Kontunen-Soppela Sari, Rousi Matti, Oksanen Elina. 2011. Vertical profiles reveal impact of ozone and temperature on carbon assimilation of Betula pendula and Populus tremula TREE PHYSIOLOGY 31: 808-818. 2011

Kontunen-Soppela S, Mäenpää M, Ossipov V, Keinänen M, Rousi M, Oksanen E. 2011. Growth and metabolic acclimation of Betula pendula to different night-time temperatures. Teoksessa: (toim.), XXIV SPPS Congress, Stavanger, Norway. Abstracts. ss. 80. 2011

Keski-Saari Sarita; Dumont Jennifer; Keinänen Markku; Kontunen-Soppela Sari; Oksanen Elina; Le Thiec Didier. 2011. Ozone-induced changes in carotenoids and chlorophylls in three Populus clones. Teoksessa: (toim.), XXIV SPPS Congress, August 21-25. ss. 77. 2011

Jolivet Y, LeThiec D, Dghim AA, Dumont J, Vaultier MN, Hasenfratz-Sauder MP, Spicher F, Oksanen E, Dizengremel P. 2011. Detoxification capacity of poplar exposed to ozone: intraspecific variability of three Populus x euramericana genotypes. Teoksessa: (toim.), International Conference: Ozone, climate change and forests. ss. 37. 2011

Anttonen Mikko, Possen Boy JHM, Heiskanen Juha, Kontunen-Soppela S, Niinemets Ulo, Oksanen Elina, Rousi Matti, Vapaavuori Elina. 2011. Adaptability of silver birch (Betula pendular Roth) to global warming and chancing water regime in future climate. Teoksessa: (toim.), 8 th APGC Symposium: 'Plant Functioning in a Changing Global and Polluted Environment'. ss. 67-70. 2011

Schaub A , Blande JD , Graus M, Oksanen E, Holopainen JK & Hansel A. 2010. Real-time monitoring of herbivore induced volatile emissions in the field. PHYSIOLOGIA PLANTARUM 138 2: 123-133. 2010

Saviranta NMM, Julkunen-Tiitto R, Oksanen E, Karjalainen R.. 2010. Red clover (Trifolium pratense L.) isoflavones: Root phenolic compounds affected by biotic and abiotic stress factors. JOURNAL OF THE SCIENCE OF FOOD AND AGRICULTURE 90 3: 418-423. 2010

Saviranta NMM, Julkunen-Tiitto R, Oksanen E, Karjalainen R.. 2010. Red clover (Trifolium pratense L.) isoflavones: Leaf phenolic compounds induced by exposure to elevated ozone level. ENVIRONMENTAL POLLUTION 158 2: 220-226. 2010

Oksanen E, Holopainen T, Häikiö E, Kontunen-Soppela S, Mäenpää M, Riikonen J, Rousi M, Vapaavuori E. 2010. Tropospheric ozone causes oxidative stress to northern deciduous trees (Betula and Populus species). Teoksessa: (toim.), Publications of the University of Eastern Finland, Reports and Studies in Forestry and Natural Sciences, No 1. ss. 61. 2010

Niina M.M. Saviranta, Riitta Julkunen-Tiitto, Elina Oksanen and Reijo O. Karjalainen. 2010. Leaf phenolic compounds in red clover (Trifolium pratense L.) induced by exposure to moderately elevated ozone. ENVIRONMENTAL POLLUTION 158 2: 440-446. 2010

Mäenpää M, Ossipov V, Kontunen-Soppela S, Rousi M, Oksanen E. 2010. Effects of night-time temperature on growth, net carbon assimilation, and metabolism of Betula pendula and Populus tremula. Teoksessa: (toim.), Publications of the University of Eastern Finland, Reports and Studies in Forestry and Natural Sciences, No 1. ss. 67. 2010

Matyssek R, Karnosky DF, Wieser G, Percy K, Oksanen E, Grams TEE, Kubiske M, Hanke D, Pretzsch H. 2010. Advances in Understanding Ozone Impact on Forest Trees: Messages from Novel Phytotron and Free-Air Fumigation Studies ENVIRONMENTAL POLLUTION 158 6: 1990-2006. 2010

Kontunen-Soppela S, Riikonen J, Ruhanen H, Brosché M, Peltonen P, Kangasjärvi J, Auvinen P, Paulin L, Keinänen M, Oksanen E, Vapaavuori E. 2010. Differential gene expression in senescing leaves of two silver birch genotypes in response to elevated CO2 and tropospheric ozone PLANT, CELL AND ENVIRONMENT 33: 1016-1028. 2010

Kontunen-Soppela S, Parviainen J, Ruhanen H, Brosché M, Keinänen M, Thakur RC, Kolehmainen M, Kangasjärvi J, Oksanen E, Karnosky DF et al.. 2010. Gene expression responses of paper birch to elevated CO2 and O3 during leaf maturation and senescence. Teoksessa: (toim.), Publications of the University of Eastern Finland. Reports and Studies in Forestry and Natural sciences. ss. 82. 2010

Kontunen-Soppela S, Parviainen J, Brosché M, Keinänen M, Kolehmainen M, Kangasjärvi J, Thakur RC, Oksanen E, Karnosky DF, Vapaavuori E.. 2010. Gene expression responses of paper birch (Betula pendula) to elevated CO2 and O3 during leaf maturation and senescence. ENVIRONMENTAL POLLUTION 158: 959-968. 2010

IX Finnish Symposium on Plant Science, May 17-19, 2010, Joensuu, Finland. Abstracts. Elina Oksanen, Markku A Huttunen. 2010 2010

Ibrahim MA, Mäenpää M, Hassinen V, Kontunen-Soppela S, Malec L, Rousi M, Pietikäinen L, Tervahauta A, Kärenlampi S, Holopainen JK & Oksanen EJ. 2010. Elevation of night-time temperature increases terpenoid emissions from Betula pendula and Populus tremula. JOURNAL OF EXPERIMENTAL BOTANY 61 6: 1583-1595. 2010

Häikiö E, Freiwald V, Julkunen-Tiitto R & Oksanen E. 2010. Venturia tremulae infection is affected by the foliar chemical composition of European aspen (Populus tremula) and hybrid aspen (P. tremula x tremuloides) leaves, IX Finnish Symposium on Plant Science (Reports and Studies in Forestry and Natural Sciences 1, 2010). 28. 2010

Holopainen JK, Heijari J, Oksanen E & Alessio GA. 2010. Leaf volatile emissions of Betula pendula during autumn coloration and leaf fall. JOURNAL OF CHEMICAL ECOLOGY 36 10: 1068-1075. 2010

Fares S, Oksanen E, Lännenpää M, Julkunen-Tiitto R, Loreto F. 2010. Volatile emissions and phenolic compound concentrations along a vertical profile of Populus nigra leaves exposed to realistic ozone concentrations. Photosynthesis Research 104 1: 61-74. 2010

Vapaavuori Elina, Jarmo K. Holopainen, Toini Holopainen, Riitta Julkunen-Tiitto, Seija Kaakinen, Anne Kasurinen, Sari Kontunen-Soppela, Katri Kostiainen, Elina Oksanen, Petri Peltonen, Johanna Riikonen, and Ingmar Tulva. 2009. Rising Atmospheric CO2 Concentration Partially Masks the Negative Effects of Elevated O3 in Silver Birch (Betula pendula Roth). Ambio 38 8: 418¿424. 2009

Silfver Tarja, Roininen Heikki, Oksanen Elina, Rousi Matti. 2009. Genetic and environmental determinants of silver birch growth and herbivore resistance. Forest Ecology and Management 257: 2145-2149. 2009

Schaub, Andrea; Blande, James D.; Graus, Martin; Oksanen, Elina; Holopainen, Jarmo K.; Hansel, Armin. 2009. Real-time monitoring of herbivore induced volatile emissions in the field. Physiologia Plantarum Epub 2009 Nov 9: --. 2009

Oksanen Elina, Manninen Sirkku, Vapaavuori Elina, and Holopainen Toini. 2009. Near-ambient Ozone Concentrations Reduce the Vigor of Betula and Populus Species in Finland. Ambio 38 8: 413-417. 2009

Prozherina N, Nakvasina E, Oksanen E. 2009. Impact of Experimentally Elevated Ozone on Seed Germination and Growth of Russian Pine (Pinus sylvestris) and Spruce (Picea spp.) Provenances. Ambio 38 8: 443-447. 2009

Riikonen, Johanna Maenpaa, Maarit Alavillamo, Marjo Silfver, Tarja Oksanen, Elina. 2009. Interactive effect of elevated temperature and O3 on antioxidant capacity and gas exchange in Betula pendula saplings. Planta 230: 419-427. 2009

Oksanen E, Manninen S, Vapaavuori E, Holopainen T. 2009. Near-ambient ozone concentrations reduce the vigour of Finnish deciduous trees, Betula and Populus species. Ambio 38 8: 413-417. 2009

Hartikainen K, Nerg A-M, Kivimäenpää M, Kontunen-Soppela S, Mäenpää M, Oksanen E, Rousi M, Holopainen T. 2009. Emissions of volatile organic compounds and leaf structural characteristics of European aspen (Populus tremula) grown under elevated ozone and temperature. TREE PHYSIOLOGY 29: 1163-1173. 2009

Haikio, E. Makkonen, M. Julkunen-Tiitto, R. Sitte, J. Freiwald, V. Silfver, T. Pandey, V. Beuker, E. Holopainen, T. Oksanen, E.. 2009. Performance and secondary chemistry of two hybrid aspen (Populus tremula L. x Populus tremuloides Michx.) clones in long-term elevated ozone exposure. Journal of Chemical Ecology 35 6: 664-678. 2009

Nikula, Suvi; Percy, Kevin; Oksanen, Elina; Holopainen, Toini; Manninen, Sirkku. 2009. Effects of elevated ozone on growth and foliar traits of European and hybrid aspen. BOREAL ENVIRONMENT RESEARCH 14: 29-47. 2009

Häikiö E, Freiwald V, Julkunen-Tiitto R, Beuker E, Holopainen T & Oksanen E. 2009. Differences in leaf characteristics between ozone-sensitive and ozone-tolerant hybrid aspen (Populus tremula x Populus tremuloides) clones TREE PHYSIOLOGY 29 1: 53-66. 2009

Kontunen-Soppela S, Parviainen J, Ruhanen H, Brosché M, Keinänen M, Thakur RC, Kolehmainen M Kangasjärvi J, Oksanen E, Karnosky DF, Vapaavuori E. 2009. Gene expression responses of paper birch to elevated CO2 and O3 during leaf maturation and senescence, Eos Transactions AGU, 90(52), Fall Meeting Supplement. B11B-0483. 2009

Häikiö E, Makkonen M, Julkunen-Tiitto R, Sitte J, Freiwald V, Silfver T, Pandey V, Beuker E, Holopainen T & Oksanen E. 2009. Performance and Secondary Chemistry of Two Hybrid Aspen (Populus tremula L. x Populus tremuloides Michx.) Clones in Long-Term Elevated Ozone Exposure. JOURNAL OF CHEMICAL ECOLOGY 35: 664-678. 2009

Riikonen J;Kets K;Darbah J;Oksanen E;Sober A;Vapaavuori E;Kubiske ME;Nelson N;Karnosky DF. 2008. Carbon gain and bud physiology in Populus tremuloides and Betula papyrifera grown under long-term exposure to interacting elevated CO2 and O3. Tree Physiology -: -. 2008

Silfver T;Häikiö E;Rousi M;Holopainen T;Oksanen E. 2008. Interactive effects of elevated ozone and springtime frost on growth and physiology of birch (Betula pendula) in field conditions. Trees 22: 291-301. 2008

Silfver T, Häikiö E, Rousi M, Holopainen T, Oksanen E. 2008. Interactive effects of elevated ozone and springtime frost on growth and physiology of birch (Betula pendula) in field conditions. TREES: STRUCTURE AND FUNCTION 22: 291-301. 2008

Riikonen J;Syrjälä L;Tulva I;Mänd p;Oksanen E;Poteri M;Vapaavuori E. 2008. Stomatal characteristics and infection biology of Pyrenopeziza betulicola in Betula pendula trees grown under elevated CO2 and O3. Environmental Pollution 156: 536-543. 2008

Ossipov V;Ossipova S;Bykov V;Oksanen E;Koricheva J;Haukioja E. 2008. Application of metabolomics to genotype and phenotype discrimination of birch trees grown in a long-term open-field experiment. Metabolomics 4: 39-51. 2008

Kontunen-Soppela S, Parviainen J, Brosché M, Keinänen M, Kolehmainen M, Kangasjärvi J, Oksanen E, Karnosky DF, Vapaavuori E.. 2008. Gene expression responses of paper birch to elevated CO2 and O3 in the AspenFACE experiment., Facing the Future, Joint AspenFACE, SoyFACE & SFB meeting. Rhinelander, USA, 2-4 April, 2008. Abstracts. 00-00. 2008

Kasvit. Oksanen Elina. 2008 2008

Häikiö E, Freiwald V, Julkunen-Tiitto R, Beuker E, Holopainen T, Oksanen E. 2008. Differences in leaf characteristics between ozone sensitive and tolerant hybrid aspen (Populus tremula x P. tremuloides) clones. Tree Physiology 29: 53-66. 2008

Freiwald V;Häikiö E;Julkunen-Tiitto R;Holopainen JK;Oksanen E. 2008. Elevated ozone modifies the feeding behaviour of the common leef weevil on hybrid aspen through shifts in developmental, chemical, and structural properties of leaves. Entomologia Experimentalis et Applicata 128: 66-72. 2008

Freiwald V, Häikiö E, Julkunen-Tiitto R, Holopainen JK & Oksanen E. 2008. Elevated ozone modifies the feeding behaviour of the common leaf weevil on hybrid aspen through shifts in developmental, chemical, and structural properties of leaves. ENTOMOLOGIA EXPERIMENTALIS ET APPLICATA 128: 66-72. 2008

Darbah JNT;Kubiske M;Nelson N;Oksanen E;Vapaavuori E;Karnosky DF. 2008. Effects of decadal exposure to interacting elevated CO2 and/or O3 on paper birch (Betula papyrifera) reproduction. Environmental Pollution 155: 446-452. 2008

Karlsson;P.; Braun;S.; Broadmeadow;M.; Elvira;S.; Emberson;L.; Gimeno;B.S.; Le Thiec;D.; Novak;K.; Oksanen;E.; Schaub;M.; Uddling;J.; Wilkinson;M.. 2007. Risk assessments for forest trees: The performance of the ozone flux versus the AOT concepts Environmental Pollution 146 3: 608-616. 2007

Valkama;E.; Koricheva;J.; Oksanen;E.. 2007. Effects of elevated O-3, alone and in combination with elevated CO2, on tree leaf chemistry and insect herbivore performance: a meta-analysis. Global Change Biology 13 1: 184-201. 2007

Silfver T;Mikola J;Rousi M;Roininen H;Oksanen E. 2007. Leaf litter decomposition differs among genotypes in a local Betula pendula population. Oecologia 152: 707-714. 2007

Kontunen-Soppela S;Ossipov V;Ossipova S;Oksanen E. 2007. Shift in birch leaf metabolome and carbon allocation during long-term open-field ozone exposure. Global Change Biology 13: 1053-1067. 2007

Oksanen;E.; Kontunen-Soppela;S.; Riikonen;J.; Peltonen;P.; Uddling;J.; Vapaavuori;E.. 2007. Northern Environment Predisposes Birches to Ozone Damage. Plant Biology 9 2: 191-196. 2007

Häikiö E;Freiwald V;Silfver T;Beuker E;Holopainen T;Oksanen E. 2007. Impacts of elevated ozone and nitrogen on growth and photosynthesis of European aspen (Populus tremula) and hybrid aspen (P. tremula x P. tremuloides) clones Canadian Journal of Forest Research 37 11: 2326-2336. 2007

Blande JD;Tiiva P;Oksanen E;Holopainen J. 2007. Emission of herbivore-induced volatile terpenoids from two hybrid aspen (Populus tremula x tremuloides) clones under ambient and elevated ozone concentrations in the field. Global Change Biology 13: 2538-2550. 2007

Häikiö E, Freiwald V, Silfver T, Beuker E, Holopainen T & Oksanen E. 2007. Impacts of elevated ozone and nitrogen on growth and photosynthesis of European aspen (Populus tremula) and hybrid aspen (P. tremula x Populus tremuloides) clones. CANADIAN JOURNAL OF FOREST RESEARCH 37 11: 2326-2336. 2007

Blande JD, Tiiva P, Oksanen E & Holopainen JK.. 2007. The effects of increased ozone on the volatile organic compounds emitted by hybrid Aspen (Populus tremula x tremuloides). GLOBAL CHANGE BIOLOGY 13: 2538-2550. 2007

Karnosky;D.F.; Werner;H.; Holopainen;T.; Percy;K.; Oksanen;T.; Oksanen;E.; Heerdt;C.; Fabian;P.; Nagy;J.; Heilman;W.; Cox;R.; Nelson;N.; Matyssek;R.. 2007. Free-air exposure systems to scale up ozone research to mature trees Plant Biology 9 2: 181-190. 2007

Buker;P.; Emberson;L.D.; Ashmore;M.R.; Cambridge;H.M.; Jacobs;C.M.J.; Massman;W.J.; Muller;J.; Nikolov;N.; Novak;K.; Oksanen;E.; Schaub;M.; de la Torre;D.. 2007. Comparison of different stomatal conductance algorithms for ozone flux modelling. Environmental Pollution 146 3: 726-735. 2007

Darbah JNT;Kubiske ME;Nelson N;Oksanen E;Vapaavuori E;Karnosky DF. 2007. Impacts of elevated atmospheric CO2 and O3 on paper birch (Betula papyrifera): reproductive fitness. The Scientific World Journal 7: 240-246. 2007

Kasurinen A;Riikonen J;Oksanen E;Vapaavuori E;Holopainen T. 2006. Chemical composition and decomposition of silver birch leaf litter produced under elevated CO2 and O3. Plant and Soil 282: 261-280. 2006

Valkama E;Koricheva J;Oksanen E. 2006. Effects of elevated O-3, alone and in combination with elevated CO2, on tree leaf chemistry and insect herbivore performance: a meta-analysis. Global Change Biology. 2006

Rousi;M;Oksanen;E. & Julkunen-Tiitto;R.. 2006. Intraspecific variation in resistance and secondary chemistry of silver birch (Betula pendula).. Teoksessa: Minoru Terazawa (ed.) (toim.), Tree Sap III.Hokkaido University Press. ss. 85-91. 2006

Yamaji Keiko. Oksanen Elina;Julkunen-Tiitto Riitta;Rousi Matti. 2006. Variation of phenolic compunds in birch leaves exposed to ozone: Terazawa Minoru, Tree Sap III.Hokkaido University Press. 141-147. 2006

Kasurinen A, Riikonen J, Oksanen E, Vapaavuori E & Holopainen T. 2006. Chemical composition and decomposition of silver birch leaf litter produced under elevated CO2 and O3. PLANT AND SOIL 282: 261-280. 2006

Karnosky DF;Werner H;Holopainen T;Percy K;Oksanen T;Oksanen E;Heerdt C;Fabian P;Nagy J;Heilman W;Cox R;Nelson N;Matyssek R. 2006. Free-air exposure systems to scale up ozone research to mature trees. Plant Biology. 2006

Karlsson PE;Braun S;Broadmeadow M;Elvira S;Emberson L;Gimeno BS;Le Thiec D;Novak K;Oksanen E;Schaub M;Uddling J;Wilkinson M. 2006. Risk assessments for forest trees: The performance of the ozone flux versus the AOT concepts Environmental Pollution. 2006

Ibrahim MA;Nissinen A;Prozherina N;Oksanen EJ;Holopainen JK. 2006. The influence of exogenous monoterpene treatment and elevated temperature on growth, physiology, chemical content and headspace volatiles of two carrot cultivars. Environmental and Experimental Botany 56: 95-107. 2006

Büker P;Emberson LD;Ashmore MR;Cambridge HM;Jacobs CMJ;Massman WJ;Müller J;Nikolov N;Novak K;Oksanen E;Schaub M;de la Torre D. 2006. Comparison of different stomatal conductance algorithms for ozone flux modelling. Environmental Pollution. 2006

Oksanen E;Kontunen-Soppela S;Riikonen J;Peltonen P;Uddling J;Vapaavuori E. 2006. Northern environment predisposes birches to ozone damage Plant Biology. 2006

Elina Oksanen. 2005. Ilmastonmuutoksen biologiset vaikutusmekanismit metsäpuilla: Johanna Riikonen ja Elina Vapaavuori, Ilmasto muuttuu - mukautuvatko metsät.Gummerus Kirjapaino Oy. Metsäntutkimuslaitoksen tiedonantoja. 41-51. 2005

Elina Oksanen;Johanna Riikonen;Seija Kaakinen;Toini Holopainen;Elina Vapaavuori. 2005. Structural characteristics and chemical composition of birch (Betula pendula) leaves are modified by increasing CO2 and ozone. Global Change Biology 11: 732-748. 2005

Elina Vapaavuori;Johanna Riikonen;Petri Peltonen;Anne Kasurinen;Jarmo Holopainen;Elina Oksanen;Toini Holopainen. 2005. Lehtipuut - menestyjiä tulevaisuuden ilmastossa? Tuloksia Suonenjoen kenttäkokeesta rauduskoivulla: Johanna Riikonen ja Elina Vapaavuori, Ilmasto muuttuu - mukautuvatko metsät.Gummerus Kirjapaino Oy. Metsäntutkimuslaitoksen tiedonantoja. 68-81. 2005

Johanna Riikonen;Toini Holopainen;Elina Oksanen;Elina Vapaavuori. 2005. Leaf photosynthetic characteristics of silver birch during three years of exposure to elevated concentrations of CO2 and O3 in the field. Tree Physiology 25: 621-632. 2005

Oksanen Elina. 2005. Northern conditions enhance the susceptibility of birch (Betula pendula Roth) to oxidative stress caused by ozone: Omasa K;Nouchi I;DeKok LJ, Plant Responses to Air Pollution and Global Change.Springer. 29-35. 2005

Oksanen Elina;Freiwald Vera;Prozherina Nadezhda;Rousi Matti. 2005. Photosynthesis of birch (Betula pendula) is sensitive to springtime frost and ozone. Canadian Journal of Forest Research 35: 703-712. 2005

Padu E, Kollist H, Tulva I, Oksanen E, Moldau H. 2005. Components of apoplastic ascorbate use in Betula pendula leaves exposed to CO2 and O3 enrichment. NEW PHYTOLOGIST 165: 131-142. 2005

Padu E;Kollist H;Tulva I;Oksanen E;Moldau H. 2005. Components of apoplastic ascorbate use in Betula pendula leaves exposed to CO2 and O3 enrichment. New Phytologist 165: 131-142. 2005

Riikonen J;Lindsberg M-M;Holopainen T;Oksanen E;Lappi J;Peltonen P;Vapaavuori E. 2004. Silver birch and climate change: variable growth and carbon allocation responses to elevated concentrations of carbon dioxide and ozone. Tree Physiology 24: 1227-1237. 2004

Uddling J, Günthardt-Goerg MS, Matyssek R, Oksanen E, Pleijel H, Selldén G, Karlsson PE. 2004. Biomass reduction of juvenile birch is more strongly related to stomatal uptake of ozone than to indices based on external exposure ATMOSPHERIC ENVIRONMENT 38: 4709-4719. 2004

Karlsson PE, Uddling J, Braun S, Broadmeadow M, Elvira S, Gimeno BS, Le Thiec D, Oksanen E, Vandermeiren K, Wilkinson M, Emberson L. 2004. New critical levels for ozone effects on young trees based on AOT40 and simulated cumulative leaf uptake of ozone ATMOSPHERIC ENVIRONMENT 38: 2283-2294. 2004

Riikonen J, Lindsberg M-M, Holopainen T, Oksanen E, Lappi J, Peltonen P, Vapaavuori E. 2004. Silver birch and climate change: variable growth and carbon allocation responses to elevated concentrations of carbon dioxide and ozone TREE PHYSIOLOGY 24: 1227-1237. 2004

Ibrahim MA, Oksanen EJ, Holopainen JK. 2004. Effects of limonene on the growth and physiology of cabbage (Brassica oleracea L) and carrot (Daucus carota L) plants. JOURNAL OF THE SCIENCE OF FOOD AND AGRICULTURE 84: 1319-1326. 2004

Repo T, Oksanen E, Vapaavuori E. 2004. Effects of elevated concentrations of ozone and carbon dioxide on the electrical impedance of leaves of silver birch (Betula pendula) clones. TREE PHYSIOLOGY 24: 833-843. 2004

Oksanen E. 2003. Physiological responses of birch (Betula pendula) to ozone: a comparison between open-soil-grown trees exposed for six growing seasons and potted seedlings exposed for one season. TREE PHYSIOLOGY 23: 603-614. 2003

Yamaji K, Julkunen-Tiitto R, Rousi M, Freiwald V, Oksanen E. 2003. Ozone exposure over two growing seasons alters root-to-shoot ratio and chemical composition of birch (Betula pendula Roth). GLOBAL CHANGE BIOLOGY 9: 1363-1377. 2003

Riikonen J, Oksanen E, Peltonen P, Holopainen T, Vapaavuori E. 2003. Seasonal variation in physiological characteristics of two silver birch clones in the field. CANADIAN JOURNAL OF FOREST RESEARCH 33: 2164-2176. 2003

Oksanen E. 2003. Responses of selected birch (Betula pendula Roth) clones to ozone change over time. PLANT, CELL AND ENVIRONMENT 26: 875-886. 2003

Prozherina N, Freiwald V, Rousi M, Oksanen E. 2003. Interactive effect of springtime frost and elevated ozone on early growth, foliar injuries and leaf structure of birch (Betula pendula). NEW PHYTOLOGIST 159: 623-636. 2003

Oksanen E. 2003. Environmental pollution and functions plant leaves. Teoksessa: Hänninen O (toim.), EOLSS-UNESCO Encyclopedia of Life Support Systems.Eolss Publishers. ss. 2003

Oksanen E. 2003. A multi-year free air ozone exposure with silver birch (Betula pendula Roth) in Kuopio, Finland: A comparison of physiological ozone responses between soil-grown trees and potted saplings: Karlsson PE, Selldén G, Pleijel H, Establishing Ozone Critical Levels II. UNECE Workshop Report.IVL Swedish Environmental Research Institute. 299-307. 2003

Oksanen E, Häikiö E, Sober J & Karnosky DF. 2003. Ozone-induced H2O2 accumulation in field-grown aspen and birch is linked to foliar ultrastructure and peroxisomal activity. NEW PHYTOLOGIST 161: 791-799. 2003

Karnosky DF, Zak DR, Pregitzer KS, Awmack CS, Bockheim JG, Dickson RE, Hendrey GR, Host GE, King JS, Kopper BJ, Kruger EL, Kubiske ME, Lindroth RL, Mattson WJ, McDonald EP, Noormets A, Oksanen E et al.. 2003. Tropospheric O3 moderates responses of temperate hardwood forests to elevated CO2:a synthesis of molecular to ecosystem results from the Aspen FACE project. FUNCTIONAL ECOLOGY 17: 289-304. 2003

Karlsson PE, Uddling J, Braun S, Broadmeadow M, Elvira S, Gimeno BS, LeThiec D, Oksanen E, Vandermeiren K, Wilkinson M, Emberson L. 2003. New critical levels for ozone impact on trees based on AOT40 and leaf cumulated uptake of ozone: Karlsson PE, Selldén G, Pleijel H, Establishing Ozone Critical Levels II. UNECE Workshop Report.IVL Swedish Environmental Research Institute. 236-250. 2003

Koistinen KM, Hassinen VH, Gynther PAM, Lehesranta SJ, Keinänen SI, Kokko HI, Oksanen EJ, Tervahauta AI, Auriola S, Kärenlampi SO. 2002. Birch PR-10c is induced by factors causing oxidative stress but appears not to confer tolerance to these agents. NEW PHYTOLOGIST 155: 381-391. 2002

Open-top chamber fumigation of cloned silver birch (Betula pendula Roth) trees to elevated CO2 and ozone: Description of the fumigation system and the experimental site. Vapaavuori E, Oksanen T, Holopainen JK, Holopainen T, Heiskanen J, Julkunen-Tiitto R, Kasurinen A, Laitinen J, Oksanen E, Peltonen P, Poteri M, Repo T, Riikonen J, Syrjälä L. 2002 2002

Percy KE, Awmack CS, Lindroth RL, Kubiske ME, Kopper BJ, Isebrands JG, Pregitzer KS, Hendrey GR, Dickson RE, Zak DR, Oksanen E, Sober J, Harrington R, Karnosky DF. 2002. Altered performance of forest pests under atmospheres enriched by CO2 and O3. NATURE (LONDON) 420: 403-407. 2002

Vapaavuori E, Holopainen T, Poteri M, Holopainen J, Julkunen-Tiitto R, Kasurinen A, Peltonen P, Oksanen E, Riikonen J, Syrjälä L. 2002. Responses of silver birch (Betula pendula Roth) to increasing CO2 and O3: Käyhkö J, Talve L, Understanding the Global System. The Finnish Perspective.Finnish Global Change Research Programme FIGARE. 153-165. 2002

Yonekura T, Honda Y, Oksanen E, Yoshidome M, Watanabe M, Funada R, Koike T, Izuta T. 2001. The influences of ozone and soil water stress, singly and in combination, on leaf gas exchange rates, leaf ultrastructural characteristics and annual ring width of Fagus crenata seedlings JOURNAL OF JAPAN SOCIETY FOR ATMOSPHERIC ENVIRONMENT 36 6: 333-351. 2001

Wustman BA, Oksanen E, Karnosky DF, Noormets A, Isebrands JG, Pregitzer KS, Hendrey GR, Sober J, Podila GK. 2001. Effects of elevated CO2 and O3 on aspen clones varying in O3 sensitivity: can CO2 ameliorate the harmful effects of O3?. ENVIRONMENTAL POLLUTION 115: 473-481. 2001

Saleem A, Loponen J, Pihlaja K, Oksanen E. 2001. Effects of long-term open-field ozone exposure on leaf phenolics of European silver birch (Betula pendula ROTH). JOURNAL OF CHEMICAL ECOLOGY 27 5: 1049-1062. 2001

Oksanen EJ. 2001. Increasing tropospheric ozone level reduced birch (Betula pendula) dry mass within a five years period. WATER, AIR AND SOIL POLLUTION 130: 947-952. 2001

Oksanen E, Sober J, Karnosky DF. 2001. Impacts of elevated CO2 and/or O3 on leaf ultrastructure of aspen (Populus tremuloides) and birch (Betula papyrifera) in the Aspen FACE experiment. ENVIRONMENTAL POLLUTION 115: 437-446. 2001

Oksanen E, Rousi M. 2001. Differences of Betula origins in ozone sensitivity based on open-field experiment over two growing seasons. CANADIAN JOURNAL OF FOREST RESEARCH 31: 804-811. 2001

Oksanen E, Holopainen T. 2001. Responses of two birch (Betula pendula Roth) clones to different ozone profiles with similar AOT40 exposure. ATMOSPHERIC ENVIRONMENT 35: 5245-5254. 2001

Oksanen E, Amores G, Kokko H, Santamaria JM, Kärenlampi L. 2001. Genotypic variation in growth and physiological responses of Finnish hybrid aspen (Populus tremuloides x P. tremula) to elevated tropospheric ozone concentration. TREE PHYSIOLOGY 21: 1171-1181. 2001

Kollist H, Moldau H, Oksanen E, Vapaavuori E. 2001. Ascorbate transport from the apoplast to the symplast in intact leaves. PHYSIOLOGIA PLANTARUM 113: 377-383. 2001

Karnosky DF, Oksanen E, Dickson RE, Isebrands JG. 2001. Impacts of interacting greenhouse gases on forest ecosystems. Teoksessa: Karnosky DF, Ceulemans R, Scarascia-Mugnozza GE, Innes JL (toim.), The Impact of Carbon Dioxide and Other Green House Gases on Forest Ecosystems.CABI. IUFRO Research Series. ss. 253-267. 2001

Karnosky DF, Gielen B, Ceulemans R, Schlesinger WH, Norby RJ, Oksanen E, Matyssek R, Hendrey GR. 2001. FACE systems for studying the impacts of greenhouse gases on forest ecosystems: Karnosky DF, Ceulemans R, Scarascia-Mugnozza GE, Innes JL, The Impact of Carbon Dioxide and Other Greenhouse Gases on Forest Ecosystems.CABI. IUFRO Research Series. 297-324. 2001

Holopainen T, Oksanen E, Holopainen JK. 2000. Effects of ozone on trees and forest insects: Mälkönen E, Forest Condition in a Changing Environment: the Finnish Case.Kluwer. 106-112. 2000

Oksanen E, Saleem A. 1999. Ozone exposure results in various carry-over effects and prolonged reduction in biomass in birch (Betula pendula Roth). PLANT, CELL AND ENVIRONMENT 22: 1401-1411. 1999

Pääkkönen E, Holopainen T, Kärenlampi L. 1999. Ozone impact remains in birch (betula pendula roth) one and two seasons after exposure. Teoksessa: Fuhrer J, Achermann B (toim.), Critical Levels for Ozone - Level II. Workshop under the Convention on Long-Range Transboundary Air Pollution of the United Nations Economic Commission for Europe (UN/ECE).SAEFL. Environmental Dokumentation No. ss. 139-143. 1999

Pääkkönen E, Holopainen T, Kärenlampi L. 1999. Ozone responses of well-watered and drought-stressed birch (Betula pendula roth) clones: A summary of high-stress chamber and low-stress open-field experiments: Fuhrer J, Achermann B, Critical Levels for Ozone - Level II. Workshop under the Convention on Long-Range Transboundary Air Pollution of the United Nations Economic Commission for Europe (UN/ECE).SAEFL. Environmental Dokumentation No. 145-149. 1999

Pääkkönen E, Vahala J, Pohjola M, Holopainen T, Kärenlampi L. 1998. Physiological, stomatal and ultrastructural ozone responses in birch (Betula pendula Roth.) are modified by water stress. PLANT, CELL AND ENVIRONMENT 21: 671-684. 1998

Pääkkönen E, Vahala J, Holopainen T, Kärenlampi L. 1998. Physiological and ultrastructural responses of birch clones exposed to ozone and drought stress. CHEMOSPHERE 36 4-5: 679-684. 1998

Pääkkönen E, Seppänen S, Holopainen T, Kokko H, Kärenlampi S, Kärenlampi L, Kangasjärvi J. 1998. Induction of genes for the stress proteins PR-10 and PAL in relation to growth, visible injuries and stomatal conductance in birch (Betula pendula) clones exposed to ozone and/or drought. NEW PHYTOLOGIST 138: 295-305. 1998

Pääkkönen E, Günthardt-Goerg MS, Holopainen T. 1998. Responses of leaf processes in a sensitive birch (Betula pendula Roth) clone to ozone combined with drought. ANNALS OF BOTANY 82: 49-59. 1998

Kärenlampi L, Metsärinne S, Pääkkönen E. 1998. Stomatal conductance of birch leaves - plenty of variation in the variable which determines the ozone dose. CHEMOSPHERE 36 4-5: 675-678. 1998

Pääkkönen E, Holopainen T, Kärenlampi L. 1997. Differences in growth, leaf senescence and injury, and stomatal density in birch (betula pendula roth.) in relation to ambient levels of ozone in Finland. ENVIRONMENTAL POLLUTION 96 2: 117-127. 1997

Pääkkönen E, Holopainen T, Kärenlampi L. 1997. Variation in ozone sensitivity among clones of Betula pendula and Betula pubescens. ENVIRONMENTAL POLLUTION 95 1: 37-44. 1997

Pääkkönen E, Vahala J, Holopainen T, Karjalainen R, Kärenlampi L. 1996. Growth responses and related biochemical and ultrastructural changes of the photosynthetic apparatus in birch (Betula pendula) saplings exposed to low concentrations of ozone. TREE PHYSIOLOGY 16: 597-605. 1996

Pääkkönen E. 1996. Ozone - Complex Risk for Birch. Kuopion yliopiston julkaisuja C. Luonnontieteet ja ympäristötieteet. 1996

Kärenlampi L, Anttonen S, Holopainen T, Holopainen J, Kainulainen P, Kangasjärvi J, Kokko H, Kärenlampi S, Palomäki V, Pellinen R, Pääkkönen E, Rantanen L, Tarhanen S, Tuomainen J, Wulff A. 1995. Forest-related ozone studies in the University of Kuopio. Challenges at molecular, physiological and ecological level. ILMANSUOJELU-LEHTI 3: 12-18. 1995

Pääkkönen E, Holopainen T, Kärenlampi L. 1995. Ageing-related anatomical and ultrastructural changes in leaves of birch (Betula pendula Roth.) clones as affected by low ozone exposure. ANNALS OF BOTANY 75: 285-294. 1995

Pääkkönen E, Holopainen T, Kärenlampi L. 1995. Effects of ozone on birch (Betula pendula Roth.) clones. WATER, AIR AND SOIL POLLUTION 85: 1331-1336. 1995

Pääkkönen E, Holopainen T. 1995. Influence of nitrogen supply on the response of clones of birch (Betula pendula Roth.) to ozone. NEW PHYTOLOGIST 129: 595-603. 1995

Pääkkönen E, Metsärinne S, Holopainen T, Kärenlampi L. 1995. The ozone sensitivity of birch (Betula pendula) in relation to the developmental stage of leaves. NEW PHYTOLOGIST 132: 145-154. 1995

Hebisch G, Kirkinen P, Haldemann R, Pääkkö E, Huch R. 1994. Vergleichende untersuchung am unteren uterinsegment nach sectio caesarea mittels ultraschall und magnetresonanztomographie. ULTRASCHALL IN DER MEDIZIN 15: 112-116. 1994

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TUTKIMUSRYHMÄT - UEF

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