| Variation in fine root biomass of three European tree species: Beech (Fagus sylvatica L.), Norway spruce (Picea abies L. Karst.), and Scots pine (Pinus sylvestris L.) L Finér, HS Helmisaari, K Lõhmus, H Majdi, I Brunner, I Børja, T Eldhuset, ... Plant Biosystems 141 (3), 394-405, 2007 | 288 | 2007 |
| Ash dieback: pathogen spread and diurnal patterns of ascospore dispersal, with special emphasis on Norway V Timmermann, I Børja, AM Hietala, T Kirisits, H Solheim EPPO Bulletin 41 (1), 14-20, 2011 | 237 | 2011 |
| Fine-root turnover rates of European forests revisited: an analysis of data from sequential coring and ingrowth cores I Brunner, MR Bakker, RG Björk, Y Hirano, M Lukac, X Aranda, I Børja, ... Plant and Soil 362, 357-372, 2013 | 235 | 2013 |
| Stand age and fine root biomass, distribution and morphology in a Norway spruce chronosequence in southeast Norway I Børja, HA De Wit, A Steffenrem, H Majdi Tree physiology 28 (5), 773-784, 2008 | 174 | 2008 |
| Fine roots and ectomycorrhizas as indicators of environmental change P Cudlin, B Kieliszewska-Rokicka, M Rudawska, T Grebenc, O Alberton, ... Plant Biosystems 141 (3), 406-425, 2007 | 120 | 2007 |
| The invasive ash dieback pathogen Hymenoscyphus pseudoalbidus exerts maximal infection pressure prior to the onset of host leaf senescence AM Hietala, V Timmermann, I BØrja, H Solheim Fungal Ecology 6 (4), 302-308, 2013 | 87 | 2013 |
| Nitrogen and drought effects on ectomycorrhizae of Norway spruce [Picea abies L.(Karst.)] P Nilsen, I Børja, H Knutsen, R Brean Plant and Soil 198, 179-184, 1998 | 85 | 1998 |
| Norway spruce physiological and anatomical predisposition to dieback R Hentschel, S Rosner, ZE Kayler, K Andreassen, I Børja, S Solberg, ... Forest Ecology and Management 322, 27-36, 2014 | 79 | 2014 |
| Wood density as a screening trait for drought sensitivity in Norway spruce S Rosner, J Světlík, K Andreassen, I Børja, L Dalsgaard, R Evans, ... Canadian Journal of Forest Research 44 (2), 154-161, 2014 | 71 | 2014 |
| Fungal diversity and seasonal succession in ash leaves infected by the invasive ascomycete Hymenoscyphus fraxineus H Cross, JH Sønstebø, NE Nagy, V Timmermann, H Solheim, I Børja, ... New Phytologist 213 (3), 1405-1417, 2017 | 66 | 2017 |
| Drought affects tracheid structure, dehydrin expression, and above-and belowground growth in 5-year-old Norway spruce TD Eldhuset, NE Nagy, D Volařík, I Børja, R Gebauer, IA Yakovlev, ... Plant and soil 366, 305-320, 2013 | 61 | 2013 |
| Long term effect of liming and fertilization on ectomycorrhizal colonization and tree growth in old Scots pine (Pinus sylvestris L.) stands I Børja, P Nilsen Plant and Soil 314, 109-119, 2009 | 59 | 2009 |
| Novel hydraulic vulnerability proxies for a boreal conifer species reveal that opportunists may have lower survival prospects under extreme climatic events S Rosner, J Světlík, K Andreassen, I Børja, L Dalsgaard, R Evans, S Luss, ... Frontiers in Plant Science 7, 831, 2016 | 44 | 2016 |
| Effect of thinning on anatomical adaptations of Norway spruce needles R Gebauer, D Volařík, J Urban, I Børja, NE Nagy, TD Eldhuset, P Krokene Tree Physiology 31 (10), 1103-1113, 2011 | 41 | 2011 |
| Progression of ash dieback in Norway related to tree age, disease history and regional aspects V Timmermann, NE Nagy, AM Hietala, I Børja, H Solheim Lithuanian Research Centre for Agriculture and Forestry, 2017 | 40 | 2017 |
| Hydraulic and mechanical dysfunction of Norway spruce sapwood due to extreme summer drought in Scandinavia S Rosner, N Gierlinger, M Klepsch, B Karlsson, R Evans, SO Lundqvist, ... Forest Ecology and Management 409, 527-540, 2018 | 39 | 2018 |
| Belowground biodiversity relates positively to ecosystem services of European forests MR Bakker, I Brunner, F Ashwood, B Bjarnadottir, T Bolger, I Børja, ... Frontiers in Forests and Global Change 2, 6, 2019 | 31 | 2019 |
| Etiology and Real-Time Polymerase Chain Reaction-Based Detection of Gremmeniella- and Phomopsis-Associated Disease in Norway Spruce Seedlings I Børja, H Solheim, AM Hietala, CG Fossdal Phytopathology 96 (12), 1305-1314, 2006 | 28 | 2006 |
| Cytopathological response in roots of Picea abies seedlings infected with Pythium dimorphum I Børja, P Sharma, T Krekling, A Lönneborg Phytopathology 85 (4), 495-501, 1995 | 26 | 1995 |
| Effects of different light conditions on the xylem structure of Norway spruce needles R Gebauer, D Volařík, J Urban, I Børja, NE Nagy, TD Eldhuset, P Krokene Trees 26, 1079-1089, 2012 | 25 | 2012 |
