| Plant species richness and persistence of rare plants in abandoned semi-natural grasslands in northern Europe J Pykälä, M Luoto, RK Heikkinen, T Kontula Basic and applied ecology 6 (1), 25-33, 2005 | 277 | 2005 |
| Mitigating human effects on European biodiversity through traditional animal husbandry J Pykälä Conservation Biology 14 (3), 705-712, 2000 | 276 | 2000 |
| Effects of restoration with cattle grazing on plant species composition and richness of semi-natural grasslands J Pykälä Biodiversity & Conservation 12, 2211-2226, 2003 | 249 | 2003 |
| Loss of plant species richness and habitat connectivity in grasslands associated with agricultural change in Finland M Luoto, S Rekolainen, J Aakkula, J Pykälä AMBIO: A Journal of the Human Environment 32 (7), 447-452, 2003 | 227 | 2003 |
| Different responses of plants and herbivore insects to a gradient of vegetation height: an indicator of the vertebrate grazing intensity and successional age J Pöyry, M Luoto, J Paukkunen, J Pykälä, K Raatikainen, M Kuussaari Oikos 115 (3), 401-412, 2006 | 194 | 2006 |
| Functional traits and local environment predict vegetation responses to disturbance: A pan‐European multi‐site experiment M Bernhardt‐Römermann, A Gray, AJ Vanbergen, L Bergès, A Bohner, ... Journal of Ecology 99 (3), 777-787, 2011 | 188 | 2011 |
| Plant species responses to cattle grazing in mesic semi-natural grassland J Pykälä Agriculture, ecosystems & environment 108 (2), 109-117, 2005 | 168 | 2005 |
| Generic classification of the Verrucariaceae (Ascomycota) based on molecular and morphological evidence: recent progress and remaining challenges C Gueidan, S Savić, H Thüs, C Roux, C Keller, L Tibell, M Prieto, ... Taxon 58 (1), 184-208, 2009 | 151 | 2009 |
| Immediate increase in plant species richness after clear‐cutting of boreal herb‐rich forests J Pykälä Applied vegetation science 7 (1), 29-34, 2004 | 148 | 2004 |
| Cattle grazing increases plant species richness of most species trait groups in mesic semi-natural grasslands J Pykälä Plant Ecology 175, 217-226, 2005 | 147 | 2005 |
| Decline of landscape-scale habitat and species diversity after the end of cattle grazing M Luoto, J Pykälä, M Kuussaari Journal for Nature Conservation 11 (3), 171-178, 2003 | 132 | 2003 |
| Effect of habitat area and isolation on plant trait distribution in European forests and grasslands R Lindborg, A Helm, R Bommarco, RK Heikkinen, I Kühn, J Pykälä, ... Ecography 35 (4), 356-363, 2012 | 112 | 2012 |
| Effects of new forestry practices on rare epiphytic macrolichens J Pykälä Conservation Biology 18 (3), 831-838, 2004 | 100 | 2004 |
| Perinteinen karjatalous luonnon monimuotoisuuden ylläpitäjänä J Pykälä Suomen ympäristökeskus, 2001 | 85 | 2001 |
| Suomen perinnebiotoopit. Perinnemaisemaprojektin valtakunnallinen loppuraportti M Vainio, H Kekäläinen, A Alanen, J Pykälä Suomen ympäristökeskus, 2001 | 78 | 2001 |
| Lichens of Finland S Stenroos, S Velmala, J Pykälä, T Ahti Botanical Museum, Finnish Museum of Natural History, 2016 | 75 | 2016 |
| Additions to the lichen flora of Finland. VII J Pykälä Graphis Scripta 25 (1), 21-29, 2013 | 68* | 2013 |
| A keystone species, European aspen (Populus tremula L.), in boreal forests: Ecological role, knowledge needs and mapping using remote sensing S Kivinen, E Koivisto, S Keski-Saari, L Poikolainen, T Tanhuanpää, ... Forest Ecology and Management 462, 118008, 2020 | 56 | 2020 |
| Four new epiphytic species in the Micarea prasina group from Europe A Launis, J Pykälä, P van Den Boom, E Sérusiaux, L Myllys The Lichenologist 51 (1), 7-25, 2019 | 51 | 2019 |
| Importance of Forest Act habitats for epiphytic lichens in Finnish managed forests J Pykälä, RK Heikkinen, H Toivonen, K Jääskeläinen Forest ecology and management 223 (1-3), 84-92, 2006 | 49 | 2006 |
