| Tree and forest functioning in response to global warming H Saxe, MGR Cannell, Ø Johnsen, MG Ryan, G Vourlitis New phytologist 149 (3), 369-399, 2001 | 1022 | 2001 |
| Epigenetic regulation of adaptive responses of forest tree species to the environment K Bräutigam, KJ Vining, C Lafon‐Placette, CG Fossdal, M Mirouze, ... Ecology and evolution 3 (2), 399-415, 2013 | 349 | 2013 |
| Genetic consequences of glacial survival and postglacial colonization in Norway spruce: combined analysis of mitochondrial DNA and fossil pollen MM Tollefsrud, ROY Kissling, F Gugerli, Ø Johnsen, T Skrøppa, ... Molecular Ecology 17 (18), 4134-4150, 2008 | 313 | 2008 |
| Climatic adaptation in Picea abies progenies is affected by the temperature during zygotic embryogenesis and seed maturation Ø Johnsen, CG Fossdal, N Nagy, J MØLMANN, OLAG DæHLEN, ... Plant, Cell & Environment 28 (9), 1090-1102, 2005 | 186 | 2005 |
| Timing of bud set in Picea abies is regulated by a memory of temperature during zygotic and somatic embryogenesis H Kvaalen, Ø Johnsen New Phytologist 177 (1), 49-59, 2008 | 181 | 2008 |
| Combined analysis of nuclear and mitochondrial markers provide new insight into the genetic structure of North European Picea abies MM Tollefsrud, JH Sønstebø, C Brochmann, Ø Johnsen, T Skrøppa, ... Heredity 102 (6), 549-562, 2009 | 179 | 2009 |
| MicroRNAs, the epigenetic memory and climatic adaptation in Norway spruce IA Yakovlev, CG Fossdal, Ø Johnsen New Phytologist 187 (4), 1154-1169, 2010 | 165 | 2010 |
| Daylength and temperature during seed production interactively affect adaptive performance of Picea abies progenies Ø Johnsen, OG Dæhlen, G Østreng, T Skrøppa New Phytologist 168 (3), 589-596, 2005 | 150 | 2005 |
| Climatic control of bud burst in young seedlings of nine provenances of Norway spruce G Søgaard, Ø Johnsen, J Nilsen, O Junttila Tree Physiology 28 (2), 311-320, 2008 | 118 | 2008 |
| An adaptive epigenetic memory in conifers with important implications for seed production I Yakovlev, CG Fossdal, T Skrøppa, JE Olsen, AH Jahren, Ø Johnsen Seed Science Research 22 (2), 63-76, 2012 | 99 | 2012 |
| Differential gene expression related to an epigenetic memory affecting climatic adaptation in Norway spruce IA Yakovlev, DKA Asante, CG Fossdal, O Junttila, Ø Johnsen Plant Science 180 (1), 132-139, 2011 | 95 | 2011 |
| Effects of red, far‐red and blue light in maintaining growth in latitudinal populations of Norway spruce (Picea abies) JA Mølmann, O Junttila, Ø Johnsen, JE Olsen Plant, cell & environment 29 (2), 166-172, 2006 | 86 | 2006 |
| Freezing tolerance in two Norway spruce (Picea abies [L.] Karst.) progenies is physiologically correlated with drought tolerance C Blödner, T Skroppa, Ø Johnsen, A Polle Journal of plant physiology 162 (5), 549-558, 2005 | 85 | 2005 |
| Temperature-dependent differential transcriptomes during formation of an epigenetic memory in Norway spruce embryogenesis IA Yakovlev, YK Lee, B Rotter, JE Olsen, T Skrøppa, Ø Johnsen, ... Tree genetics & genomes 10, 355-366, 2014 | 83 | 2014 |
| Dehydrins expression related to timing of bud burst in Norway spruce IA Yakovlev, DKA Asante, CG Fossdal, J Partanen, O Junttila, Ø Johnsen Planta 228, 459-472, 2008 | 83 | 2008 |
| Rapid change in adaptive performance from one generation to the next in Picea abies—Central European trees in a Nordic environment T Skrøppa, MM Tollefsrud, C Sperisen, Ø Johnsen Tree Genetics & Genomes 6, 93-99, 2010 | 81 | 2010 |
| Variations in cryotolerance of embryogenic Picea abies cell lines and the association to genetic, morphological, and physiological factors JV Nørgaard, V Duran, Ø Johnsen, P Krogstrup, S Baldursson, SV Arnold Canadian journal of forest research 23 (12), 2560-2567, 1993 | 81 | 1993 |
| Influence of the female flowering environment on autumn frost-hardiness of Picea abies progenies Ø Johnsen, T Skrøppa, O Junttila, OG Dæhlen Theoretical and Applied Genetics 92, 797-802, 1996 | 77 | 1996 |
| Analysis of gene expression during bud burst initiation in Norway spruce via ESTs from subtracted cDNA libraries IA Yakovlev, CG Fossdal, Ø Johnsen, O Junttila, T Skrøppa Tree Genetics & Genomes 2, 39-52, 2006 | 74 | 2006 |
| Effects of the parental environment on full-sib families of Pinus sylvestris I Dormling, Ø Johnsen Canadian Journal of Forest Research 22 (1), 88-100, 1992 | 74 | 1992 |
