| Productivity and cutting costs of thinning harvesters K Kärhä, E Rönkkö, SI Gumse International Journal of Forest Engineering 15 (2), 43-56, 2004 | 194 | 2004 |
| Good practice guidelines for biomass production studies M Acuna, M Bigot, S Guerra, B Hartsough, C Kanzian, K Kärhä, ... | 179 | 2012 |
| Industrial supply chains and production machinery of forest chips in Finland K Kärhä Biomass and bioenergy 35 (8), 3404-3413, 2011 | 104 | 2011 |
| Productivity and costs of slash bundling in Nordic conditions K Kärhä, T Vartiamäki Biomass and bioenergy 30 (12), 1043-1052, 2006 | 96 | 2006 |
| Mechanized energy wood harvesting from early thinnings K Kärhä, A Jouhiaho, A Mutikainen, S Mattila International Journal of Forest Engineering 16 (1), 15-25, 2005 | 71 | 2005 |
| Evaluation of salvage logging productivity and costs in windthrown Norway spruce-dominated forests K Kärhä, T Anttonen, A Poikela, T Palander, A Laurén, H Peltola, ... Forests 9 (5), 280, 2018 | 53 | 2018 |
| Analyzing the views of wood harvesting professionals related to the approaches for increasing the cost-efficiency of wood harvesting from young stands M Oikari, K Kärhä, T Palander, H Pajuoja, H Ovaskainen Silva Fennica 44 (3), 481-495, 2010 | 51 | 2010 |
| Whole-tree harvesting in young stands in Finland. K Kärhä | 50 | 2006 |
| Integrated harvesting of energy wood and pulpwood in first thinnings using the two-pile cutting method K Kärhä Biomass and bioenergy 35 (8), 3397-3403, 2011 | 48 | 2011 |
| Integrated procurement of pulpwood and energy wood from early thinnings using whole-tree bundling K Kärhä, P Jylhä, J Laitila Biomass and bioenergy 35 (8), 3389-3396, 2011 | 46 | 2011 |
| Effects of subsidies on the profitability of energy wood production of wood chips from early thinnings in Finland A Petty, K Kärhä Forest Policy and Economics 13 (7), 575-581, 2011 | 42 | 2011 |
| The effect of supply system on the wood paying capability of a kraft pulp mill using Scots pine harvested from first thinnings P Jylhä, O Dahl, J Laitila, K Kärhä Finnish Society of Forest Science, 2010 | 41 | 2010 |
| Towards sustainable wood procurement in forest industry–The energy efficiency of larger and heavier vehicles in Finland T Palander, H Haavikko, K Kärhä Renewable and Sustainable Energy Reviews 96, 100-118, 2018 | 40 | 2018 |
| Time consumption models and parameters for off-and on-road transportation of whole-tree bundles J Laitila, K Kärhä, P Jylhä Baltic forestry 15 (1), 105-114, 2009 | 35 | 2009 |
| Comparison of energy efficiency indicators of road transportation for modeling environmental sustainability in “green” circular industry T Palander, H Haavikko, E Kortelainen, K Kärhä Sustainability 12 (7), 2740, 2020 | 34 | 2020 |
| Comparison of two stump-lifting heads in final felling Norway spruce stand K Kärhä Silva Fennica 46 (4), 2012 | 32 | 2012 |
| Improving environmental and energy efficiency in wood transportation for a carbon-neutral forest industry T Palander, H Haavikko, E Kortelainen, K Kärhä, SA Borz Forests 11 (11), 1194, 2020 | 30 | 2020 |
| Multi-tree cut-to-length harvesting of short-rotation poplar plantations N Magagnotti, R Spinelli, K Kärhä, PS Mederski European Journal of Forest Research 140 (2), 345-354, 2021 | 29 | 2021 |
| Productivity of whole-tree bundler in energy wood and pulpwood harvesting from early thinnings Y Nuutinen, K Kärhä, J Laitila, P Jylhä, S Keskinen Scandinavian Journal of Forest Research 26 (4), 329-338, 2011 | 29 | 2011 |
| A survey of the Finnish mechanized tree-planting industry in 2013 and its success factors T Laine, K Kärhä, A Hynönen Silva Fennica 50 (2), 2016 | 28 | 2016 |
