| Structural characteristics and chemical composition of birch (Betula pendula) leaves are modified by increasing CO2 and ozone E Oksanen, J Riikonen, S Kaakinen, T Holopainen, E Vapaavuori Global Change Biology 11 (5), 732-748, 2005 | 152 | 2005 |
| Silver birch and climate change: variable growth and carbon allocation responses to elevated concentrations of carbon dioxide and ozone J Riikonen, MM Lindsberg, T Holopainen, E Oksanen, J Lappi, P Peltonen, ... Tree Physiology 24 (11), 1227-1237, 2004 | 99 | 2004 |
| Impact of elevated temperature and ozone on the emission of volatile organic compounds and gas exchange of silver birch (Betula pendula Roth) K Hartikainen, J Riikonen, AM Nerg, M Kivimäenpää, V Ahonen, ... Environmental and experimental botany 84, 33-43, 2012 | 95 | 2012 |
| Leaf photosynthetic characteristics of silver birch during three years of exposure to elevated concentrations of CO2 and O3 in the field J Riikonen, T Holopainen, E Oksanen, E Vapaavuori Tree Physiology 25 (5), 621-632, 2005 | 94 | 2005 |
| Growth and development of Norway spruce and Scots pine seedlings under different light spectra J Riikonen, N Kettunen, M Gritsevich, T Hakala, L Särkkä, R Tahvonen Environmental and experimental botany 121, 112-120, 2016 | 78 | 2016 |
| Sensitivity of Norway spruce physiology and terpenoid emission dynamics to elevated ozone and elevated temperature under open-field exposure M Kivimäenpää, J Riikonen, V Ahonen, A Tervahauta, T Holopainen Environmental and experimental botany 90, 32-42, 2013 | 65 | 2013 |
| Carbon gain and bud physiology in Populus tremuloides and Betula papyrifera grown under long-term exposure to elevated concentrations of CO2 and O3 J Riikonen, K Kets, J Darbah, E Oksanen, A Sober, E Vapaavuori, ... Tree Physiology 28 (2), 243-254, 2008 | 64 | 2008 |
| Soil CO2 efflux of two silver birch clones exposed to elevated CO2 and O3 levels during three growing seasons A Kasurinen, P Kokko‐Gonzales, J Riikonen, E Vapaavuori, T Holopainen Global Change Biology 10 (10), 1654-1665, 2004 | 63 | 2004 |
| Vertical profiles reveal impact of ozone and temperature on carbon assimilation of Betula pendula and Populus tremula M Mäenpää, J Riikonen, S Kontunen-Soppela, M Rousi, E Oksanen Tree physiology 31 (8), 808-818, 2011 | 54 | 2011 |
| Leaf size and surface characteristics of Betula papyrifera exposed to elevated CO2 and O3 J Riikonen, KE Percy, M Kivimäenpää, ME Kubiske, ND Nelson, ... Environmental Pollution 158 (4), 1029-1035, 2010 | 53 | 2010 |
| Northern environment predisposes birches to ozone damage E Oksanen, S Kontunen-Soppela, J Riikonen, P Peltonen, J Uddling, ... Plant Biology 9 (02), 191-196, 2007 | 51 | 2007 |
| Chemical Composition and Decomposition of Silver Birch Leaf Litter Produced under Elevated CO2 and O3 A Kasurinen, J Riikonen, E Oksanen, E Vapaavuori, T Holopainen Plant and Soil 282, 261-280, 2006 | 51 | 2006 |
| Needle metabolome, freezing tolerance and gas exchange in Norway spruce seedlings exposed to elevated temperature and ozone concentration J Riikonen, S Kontunen-Soppela, V Ossipov, A Tervahauta, M Tuomainen, ... Tree Physiology 32 (9), 1102-1112, 2012 | 48 | 2012 |
| Differential gene expression in senescing leaves of two silver birch genotypes in response to elevated CO2 and tropospheric ozone S KONTUNEN‐SOPPELA, J Riikonen, H Ruhanen, M Brosche, ... Plant, cell & environment 33 (6), 1016-1028, 2010 | 48 | 2010 |
| Seedling production and the field performance of seedlings J Riikonen, J Luoranen Forests 9 (12), 740, 2018 | 42 | 2018 |
| Warming and elevated ozone differently modify needle anatomy of Norway spruce (Picea abies) and Scots pine (Pinus sylvestris) M Kivimäenpää, S Sutinen, H Valolahti, E Häikiö, J Riikonen, A Kasurinen, ... Canadian Journal of Forest Research 47 (4), 488-499, 2017 | 38 | 2017 |
| Diurnal changes in photosynthetic parameters of Populus tremuloides, modulated by elevated concentrations of CO2 and/or O3 and daily climatic variation K Kets, JNT Darbah, A Sober, J Riikonen, J Sober, DF Karnosky Environmental Pollution 158 (4), 1000-1007, 2010 | 36 | 2010 |
| Interactive effect of elevated temperature and O3 on antioxidant capacity and gas exchange in Betula pendula saplings J Riikonen, M Mäenpää, M Alavillamo, T Silfver, E Oksanen Planta 230, 419-427, 2009 | 36 | 2009 |
| Will photosynthetic capacity of aspen trees acclimate after long-term exposure to elevated CO2 and O3? JNT Darbah, ME Kubiske, N Nelson, K Kets, J Riikonen, A Sober, ... Environmental Pollution 158 (4), 983-991, 2010 | 35 | 2010 |
| Pre-cultivation of Scots pine and Norway spruce transplant seedlings under four different light spectra did not affect their field performance J Riikonen New forests 47 (4), 607-619, 2016 | 32 | 2016 |
