| Status and restoration of peatlands in northern Europe H Vasander, ES Tuittila, E Lode, L Lundin, M Ilomets, T Sallantaus, ... Wetlands ecology and management 11, 51-63, 2003 | 293 | 2003 |
| Is energy cropping in Europe compatible with biodiversity?–Opportunities and threats to biodiversity from land-based production of biomass for bioenergy purposes B Pedroli, B Elbersen, P Frederiksen, U Grandin, R Heikkilä, PH Krogh, ... Biomass and Bioenergy 55, 73-86, 2013 | 192 | 2013 |
| Estimating the consequences of habitat fragmentation on extinction risk in dynamic landscapes W Gu, R Heikkilä, I Hanski Landscape ecology 17, 699-710, 2002 | 161 | 2002 |
| Spatial variation of mire surface water chemistry and vegetation in north-eastern Finland T Tahvanainen, T Sallantaus, R Heikkilä, T Lindholm Annales Botanici Fennici 39, 235-251, 2002 | 97 | 2002 |
| Spatial tree age structure and fire history in two old-growth forests in eastern Fennoscandia T Wallenius, T Kuuluvainen, R Heikkila, T Lindholm Silva Fennica 36 (1), 185-199, 2002 | 78 | 2002 |
| Mire systems in Finland–special view to aapa mires and their water-flow pattern J Laitinen, S Rehell, A Huttunen, T Tahvanainen, R Heikkilä, T Lindholm Suo 58 (1), 1-26, 2007 | 74 | 2007 |
| Seasonal variation of water chemical gradients in three boreal fens T Tahvanainen, T Sallantaus, R Heikkilä Annales botanici fennici, 345-355, 2003 | 54 | 2003 |
| Suot 4 E Kaakinen, A Kokko, K Aapala, S Kalpio, S Eurola, T Haapalehto, ... | 46* | 2008 |
| Geobotany of Finnish forests and mires: the Finnish approach T Lindholm, R Heikkilä Finland—Land of Mires. The Finnish Environment 23 (2006), 95-103, 2006 | 42* | 2006 |
| Destruction of mires in Finland T Lindholm, R Heikkilä Finland—land of mires. Finnish Environment Institute, Helsinki, 179-192, 2006 | 42 | 2006 |
| Complexes, vegetation, flora and dynamics of Kauhaneva mire system, western Finland R Heikkilä, O Kuznetsov, T Lindholm, K Aapala, V Antipin, T Djatshkova, ... The Finnish Environment 489 (97), 110, 2001 | 35 | 2001 |
| Increased biomass harvesting for bioenergy E Framstad, H Berglund, V Gundersen, R Heikkilä, N Lankinen, T Peltola, ... Nordic Council of Ministers, 2009 | 34 | 2009 |
| Protecting the diversity of Finnish mires K Aapala, R Heikkilä, T Lindholm Peatlands in Finland, 45-57, 1996 | 26 | 1996 |
| Species–area relationships of red‐listed species in old boreal forests: a large‐scale data analysis OP Tikkanen, P Punttila, R Heikkilä Diversity and Distributions 15 (5), 852-862, 2009 | 25 | 2009 |
| Distribution and importance of wheat and barley diseases in Tunisia, 1989 to 1991. M Cherif, M Harrabi, H Morjane Rachis 13 (1/2), 25-34, 1994 | 25 | 1994 |
| Human influence on the sedimentation in the delta of the river Kyrönjoki, western Finland R Heikkilä Monographs of the Boreal Environment Research 4 (15), 1-64, 1999 | 19 | 1999 |
| Distribution and ecology of Sphagnum molle in Finland R HEIKKILÄ, T LINDHOLM Annales Botanici Fennici, 11-19, 1988 | 19 | 1988 |
| Integration of BIM and FEA in automation of building and bridge engineering design F Fedorik, T Makkonen, R Heikkilä ISARC. Proceedings of the International Symposium on Automation and Robotics …, 2016 | 17 | 2016 |
| Comparison of Finnish and Russian approaches for large-scale vegetation mapping: a case study at Härkösuo Mire, eastern Finland. O Galanina, R Heikkilä | 17 | 2007 |
| Protected mires in Finland K Aapala, T Lindholm, R Heikkilä Gunneria 70, 205-220, 1995 | 17 | 1995 |
Jani HeinoGeography Research Unit, University of OuluVahvistettu sähköpostiosoite verkkotunnuksessa oulu.fi
