Luonnonvarakeskuksen suometsäasiantuntijoita ja -julkaisuja teemoittain.

Suometsien ilmastovaikutukset, jatkuvapeitteisen metsänkasvatuksen vaikutukset kasvihuonekaasupäästöihin

  • Asiantuntijat: Päivi Mäkiranta, Jyrki Jauhiainen, Timo Penttilä
  • Julkaisuja:
    • Greenhouse gas exchange data from drained organic forest soils – a review of current approaches and recommendations for future research. Biogeosciences 16: 4687–4703. Jauhiainen J., Alm J., Bjarnadottir B., Callesen I., Christiansen J.R., Clarke N., Dalsgaard L., He H., Jordan S., Kazanavičiūtė V., Klemedtsson L., Lauren A., Lazdins A., Lehtonen A., Lohila A., Lupikis A., Mander Ü, Minkkinen K., Kasimir Å., Olsson M., Ojanen P., Óskarsson H., Sigurdsson B.D., Søgaard G., Soosaar K., Vesterdal L. & Laiho R. 2019. https://doi.org/10.5194/bg-16-4687-2019
    • Greenhouse gas and energy fluxes in a boreal peatland forest after clear-cutting. Biogeosciences 16: 3703–3723. Korkiakoski M, T. J.-P., Penttilä T., Sarkkola S., Ojanen P., Minkkinen K., Rainne J., Laurila T., Lohila A. 2019. https://doi.org/10.5194/bg-16-3703-2019
    • Dynamics of net ecosystem CO2 exchange and heterotrophic soil respiration following clearfelling in a drained peatland forest. Agricultural and Forest Meteorology 150: 1585–1596. Mäkiranta, P., Riutta, T., Penttilä, T., Minkkinen, K. 2010. https://doi.org/10.1016/j.agrformet.2010.08.010

Ilmastonmuutoksen torjunta, päästöarviot ja päästövähennystoimet

Globaalimuutoksen vaikutukset soihin

  • Asiantuntijat: Tuula Larmola, Raija Laiho, Päivi Mäkiranta
  • Julkaisuja:
    • Long-term nutrient addition increased CH4 emission from a bog through direct and indirect effects. Scientific Reports 8, 3838. Juutinen S., Moore, T.R., Bubier, J., Arnkil S., Humphreys E., Marincak B., Roy C., Larmola T. 2018. https://doi.org/10.1038/s41598-018-22210-2
    • Warming impacts on boreal fen CO2 exchange under wet and dry conditions. Global Change Biology 25: 1995–2008. Laine, A.M., Mäkiranta, P., Laiho, R., Mehtätalo, L., Penttilä, T., Korrensalo A., Minkkinen, K., Fritze, H., Tuittila, E-S. 2019. https://doi.org/10.1111/gcb.14617
    • Responses of phenology and biomass production of boreal fens to climate warming under different water‐table level regimes. Global Change Biology 24: 944–956. Mäkiranta, P., Laiho, R., Mehtätalo, L., Straková, P., Sormunen, J., Minkkinen, K., Penttilä, T., Fritze, H., Tuittila, E-S. 2018. https://doi.org/10.1111/gcb.13934
    • Reindeer droppings may increase methane production potential in subarctic wetlands. Soil Biology and Biochemistry 113: 260–262. Laiho R., Penttilä T. & Fritze H. 2017. https://doi.org/10.1016/j.soilbio.2017.06.017

Suometsien aiheuttama vesistökuormitus, jatkuvapeitteisen metsänkasvatuksen vaikutukset vesistökuormitukseen

  • Asiantuntijat: Leena Finér, Mika Nieminen
  • Julkaisuja:
    • Metsistä ja soilta tuleva vesistökuormitus 2020. MetsäVesi-hankkeen loppuraportti. Valtioneuvoston selvitys- ja tutkimustoiminnan julkaisusarja 2020:6. 77 s. Finér, L., Lepistö, A., Karlsson, K., Räike, A., Tattari, S., Huttunen, M., Härkönen, L., Joensuu, S., Kortelainen, P., Mattsson, T., Piirainen, S., Sarkkola, S., Sallantaus, T., Ukonmaanaho, L. 2020. http://urn.fi/URN:ISBN:978-952-287-826-7
    • Increasing and decreasing nitrogen and phosphorus trends in runoff from drained peatland forests – Is there a legacy effect of drainage or not? Water, Air, & Soil Pollution 229, article 286. Nieminen, M., Sarkkola, S., Hellsten, S., Marttila, H., Piirainen, S., Sallantaus, T., Lepistö, Ahti. 2018. https://doi.org/10.1007/s11270-018-3945-4
    • A synthesis of the impacts of ditch network maintenance on the quantity and quality of runoff from drained boreal peatland forests. Ambio 47: 523–534. Nieminen, M., Palviainen, M., Sarkkola, S., Laurén, A., Marttila, H., Finér, L. 2018. https://doi.org/10.1007/s13280-017-0966-y
    • Ditch network maintenance in peat-dominated boreal forests: Review and analysis of water quality management options. Ambio 47: 535–545. Nieminen, M., Piirainen, S., Sikström, U., Löfgren, S., Marttila, H., Sarkkola, S., Laurén, A., Finér, L. 2018. https://doi.org/10.1007/s13280-018-1047-6

Turvemaiden hydrologia ja prosessimallinnus

  • Asiantuntijat: Samuli Launiainen, Kersti Haahti, Antti-Jussi Kieloaho, Leena Stenberg
  • Julkaisuja:
    • Model-based evaluation of sediment control in a drained peatland forest after ditch network maintenance. Canadian Journal of Forest Research 48: 130-140. Haahti, K., Nieminen, M., Finér, L., Marttila, H., Kokkonen, T., Leinonen, A., Koivusalo, H. 2018. https://doi.org/10.1139/cjfr-2017-0269
    • Hydrology of drained peatland forest: Numerical experiment on the role of tree stand heterogeneity and management. Forests 9(10), 645. Stenberg, L., Haahti, K., Hökkä, H., Launiainen, S., Nieminen, M., Laurén, A., Koivusalo, H. 2018. https://doi.org/doi:10.3390/f9100645
    • Erosion mechanisms and sediment sources in a peatland forest after ditch cleaning. Earth Surface Processes and Landforms 41:1299–1311. Tuukkanen, T., Stenberg, L., Marttila, H., Finér, L., Piirainen, S., Koivusalo, H. & Kløve, B. 2016. https://doi.org/10.1002/esp.3951
    • Evaluation of erosion and surface roughness in peatland forest ditches using pin meter measurements and terrestrial laser scanning. Earth Surface Processes and Landforms 41: 1299–1311. Stenberg, L., Tuukkanen, T., Finér, L., Marttila, H., Piirainen, S., Kløve, B. & Koivusalo, H. 2016. https://doi.org/10.1002/esp.3897
    • Ditch erosion processes and sediment transport in a drained peatland forest. Ecological Engineering 75: 421–433. Stenberg, L., Tuukkanen, T., Finér, L., Marttila, H., Piirainen, S., Kløve, B. & Koivusalo, H. 2015. https://doi.org/10.1016/j.ecoleng.2014.11.046

Soiden monikäyttö ja monimuotoisuus, ennallistaminen

  • Asiantuntijat: Anne Tolvanen
  • Julkaisuja:
    • Trade-offs between economic returns, biodiversity, and ecosystem services in the selection of energy peat production sites. Ecosystem Services 40, Article 101027. Juutinen, A., Saarimaa, M., Ojanen, P., Sarkkola, S., Haara, A., Karhu, J., Nieminen, M., Minkkinen, K., Penttilä, T., Laatikainen, M., Tolvanen, A. 2019. https://doi.org/10.1016/j.ecoser.2019.101027
    • Water quality management dilemma: Increased nutrient, carbon, and heavy metal exports from forestry-drained peatlands restored for use as wetland buffer areas. Forest Ecology and Management 465, article 118089. Nieminen, M., Sarkkola, S., Tolvanen, A., Tervahauta, A., Saarimaa, M., Sallantaus, T. 2020. https://doi.org/10.1016/j.foreco.2020.118089
    • Impacts of drainage, restoration and warming on boreal wetland greenhouse gas fluxes. Science of the Total Environment. 647: 169-181. Laine, A., Mehtätalo, L., Tolvanen, A., Frolking, S. & Tuittila, E.-S. 2019. https://doi.org/10.1016/j.scitotenv.2018.07.390
    • Predicting hotspots for threatened plant species in boreal peatlands. Biodiversity and Conservation 28: 1173-1204. Saarimaa, M., Aapala, K., Tuominen, S., Karhu, J., Parkkari, M. & Tolvanen, A. 2019. https://doi.org/10.1007/s10531-019-01717-8

Tuhkalannoituksen hyödyt ja käyttö

  • Asiantuntijat: Hannu Hökkä, Anssi Ahtikoski, Jyrki Hytönen
  • Julkaisuja:
    • Comparison of granulated and loose ash in fertilisation of Scots pine (Pinus sylvestris) on peatland. Silva Fennica 54(2), article id 10259. Hytönen, J., Hökkä H. 2020. https://doi.org/10.14214/sf.10259
    • Intensive forest management — does it pay off financially on drained peatlands? Canadian Journal of Forest Research 49: 1101–1113. Ahtikoski, A. & Hökkä, H. 2019. https://doi.org/1139/cjfr-2019-0007
    • Positive effects of wood ash fertilization and weed control on the growth of Scots pine on former peat-based agricultural land – a 21-year study. Silva Fennica 51(3), article id 1734. Hytönen, J., Jylhä, P., Little, K. 2017. https://doi.org/10.14214/sf.1734
    • Recycling of ash – for the good of the environment? Forest Ecology and Management 348: 226-240. Huotari N., Tillman-Sutela E., Moilanen M., Laiho R. 2015. https://doi.org/10.1016/j.foreco.2015.03.008
    • Fertilization increased growth of Scots pine and financial performance of forest management in a drained peatland in Finland. Silva Fennica 49(3), article id 1301. Moilanen, M., Hytönen, J., Hökkä, H. & Ahtikoski, A. 2015. https://doi.org/14214/sf.1301

Suometsien puunkorjuun kehittäminen

  • Asiantuntijat: Jari Ala-Ilomäki, Paula Jylhä, Harri Lindeman
  • Julkaisuja:
    • Soil deformation and its recovery in logging trails of drained boreal peatlands. 49: 743-751. Lepilin, D., Laurén, A., Uusitalo, J., Tuittila, E.-S. 2019. https://doi.org/10.1139/cjfr-2018-0385
    • Variation of the factors affecting soil bearing capacity of ditched pine bogs in Southern Finland. Scandinavian Journal of Forest Research 30: 429-439. Uusitalo, J., Salomäki, M., Ala-Ilomäki, J. 2015. https://doi.org/10.1080/02827581.2015.1012110
    • The effect of wider logging trails on rut formations in the harvesting of peatland forests. Croatian Journal of Forest Engineering : Journal for Theory and Application of Forestry Engineering 36: 125-130. Uusitalo, J., Salomäki, M., Ala-Ilomäki, J. 2015.https://hrcak.srce.hr/136144

Metsänkasvatuksen ja -uudistamisen menetelmät

  • Asiantuntijat: Markku Saarinen, Hannu Hökkä, Sakari Sarkkola
  • Julkaisuja:
    • The effect of site preparation on seed tree regeneration of drained Scots pine stands in Finland. Baltic Forestry 25: 132–140. Hytönen, J., Hökkä, H., Saarinen, M. 2019. https://www.balticforestry.mi.lt/ojs/index.php/BF/article/view/302
    • Could continuous cover forestry be an economically and environmentally feasible management option on drained boreal peatlands? Forest Ecology and Management 424: 78–84.Nieminen M., Hökkä H., Laiho R., Juutinen A., Ahtikoski A., Pearson M., Kojola S., Sarkkola S., Launiainen S., Valkonen S., Penttilä T., Lohila A., Saarinen M., Haahti K., Mäkipää R., Miettinen J. & Ollikainen M. 2018. https://doi.org/10.1016/j.foreco.2018.04.046
    • The effect of scalping on seedling establishment after seed tree cutting of Scots pine stands in drained peatlands in northern Finland. Scandinavian Journal of Forest Research 31: 166–174.   Hökkä, H., Hytönen, J. and Saarinen, M. 2016. https://doi.org/10.1080/02827581.2015.1105285

Metsänkasvatuksen kannattavuus

  • Asiantuntijat: Anssi Ahtikoski, Hannu Hökkä
  • Julkaisujat:
    • Intensive forest management – does it financially pay off on drained peatlands? Canadian Journal of Forest Research 49: 1101–111. Ahtikoski, A., Hökkä, H.2019. https://doi.org/10.1139/cjfr-2019-0007
    • Long-term impact of ditch network maintenance on timber production, profitability and environmental loads at regional level – a simulation study. Forestry 90: 234–246. Hökkä, H., Salminen, H., Ahtikoski, A., Kojola, S., Launiainen, S., Lehtonen, M. 2017. https://doi.org/10.1093/forestry/cpw045

Puuvarat, kasvu ja tuotos

Suonpohjien ja turvepeltojen metsitys

  • Asiantuntijat: Jyrki Hytönen, Lasse Aro
  • Julkaisuja:
    • Biomass production and carbon sequestration of dense downy birch stands on cutaway peatlands, Scandinavian Journal of Forest Research 33: 764-771. Hytönen, J., Aro, L., Jylhä, P. 2018. https://doi.org/10.1080/02827581.2018.1500636
    • Positive effects of wood ash fertilization and weed control on the growth of Scots pine on former peat-based agricultural land–a 21-year study. Silva Fennica 51, article id 1734. Hytönen J., Jylhä P., Little K. 2017. https://doi.org/10.14214/sf.1734
    • Peat ash and biotite in fertilization of Scots pine on an afforested cutaway peatland. Tiivistelmä: Turvetuhka ja biotiitti männyn metsityslannoituksessa suonpohjalla. Suo 67: 53-66. Hytönen, J., Aro, L., Issakainen, J., Moilanen, M. 2016. http://www.suo.fi/article/10094

Soiden mikrobiekologia

  • Asiantuntijat: Hannu Fritze, Krista Peltoniemi
  • Julkaisuja:
    • Recovery of methane turnover and the associated microbial communities in restored cutover peatlands is strongly linked with increasing Sphagnum Soil Biology & Biochemistry 116: 110-119. Putkinen, A., Tuittila, E.-S., Siljanen, H.M.P., Bodrossy, L., Fritze, H. 2018. https://doi.org/10.1016/j.soilbio.2017.10.005
    • Distinct anaerobic bacterial consumers of cellobiose-derived carbon in boreal fens with different CO2/CH4 production ratios. Applied and Environmental Microbiology 83, e02533-16. Juottonen, H., Eiler, A., Biasi, C., Tuittila, E.-S., yrjälä, K., Fritze, H. 2017. https://doi.org/10.1128/AEM.02533-16
    • Responses of methanogenic and methanotrophic communities to warming in varying moisture regimes of two boreal fens. Soil Biology and Biochemistry 97: 144-156. Peltoniemi K., Laiho R., Juottonen H., Bodrossy L., Kell D.K., Minkkinen K., Mäkiranta P., Mehtätalo L., Penttilä T., Siljanen H., Tuittila E.-S., Tuomivirta T. & Fritze H. 2016. https://doi.org/10.1016/j.soilbio.2016.03.007

Soiden ja suometsien kasvillisuus ja kasvupaikkaluokittelu

Trooppiset suot, suosademetsien ennallistaminen

  • Asiantuntijat: Jyrki Jauhiainen
  • Julkaisuja:
    • Deforested and drained tropical peatland sites show poorer peat substrate quality and lower microbial biomass and activity than unmanaged swamp forest. Soil Biology and Biochemistry 123: 229-241. Könönen M., Jauhiainen J., Straková P., Heinonsalo J., Laiho R., Kusin K., Limin S., Vasander H. 2018. https://doi.org/10.1016/j.soilbio.2018.04.028
    • To treat or not to treat? The seedling performance of native tree species for reforestation on degraded tropical peatlands of SE Asia. Forest Ecology and Management 429: 217-225. Lampela, M., Jauhiainen, J., Sarkkola, S., Vasander, H. 2018. https://doi.org/10.1016/j.foreco.2018.06.029
    • Management driven changes in carbon mineralization dynamics of tropical peat. Biogeochemistry 129: 115-132. Jauhiainen, J., Silvennoinen, H., Könönen, M., Limin, S., Vasander, H. 2016. https://doi.org/10.1007/s10533-016-0222-8

Suoekosysteemien rakenne ja toiminta

  • Asiantuntijat: Raija Laiho, Tuula Larmola
  • Julkaisuja:
    • Boreal bog plant communities along a water-table gradient differ by their standing biomass but not by their biomass production. Journal of Vegetation Science 29: 136-146. Korrensalo A., Kettunen L., Laiho R., Alekseychik P., Vesala T., Mammarella I. & Tuittila E.-S. 2018. https://doi.org/10.1111/jvs.12602
    • Methanotrophy induces nitrogen fixation during peatland development. Proceedings of the National Academy of Sciences USA 111: 734-739. Larmola T., Leppänen S.M., Tuittila E.-S, Aarva M., Merilä P., Fritze H., Tiirola M. 2014 https://doi.org/10.1073/pnas.1314284111
    • Peatland succession induces a shift in the community composition of Sphagnum associated active methanotrophs. FEMS Microbiology Ecology 88: 596-611. Putkinen A., Larmola T., Tuomivirta T., Siljanen H.M.P., Bodrossy L., Tuittila E.-S., Fritze H. 2014. https://doi.org/10.1111/1574-6941.12327

Metsäojituksen vaikutukset suoekosysteemien rakenteeseen ja toimintaan

  • Asiantuntijat: Raija Laiho
  • Julkaisuja:
    • Estimating fine-root production by tree species and understorey functional groups in two contrasting peatland forests. Plant and Soil 412: 299–316. Bhuiyan R., Minkkinen K., Helmisaari H.-S., Ojanen P., Penttilä T., Laiho R. 2017. https://link.springer.com/article/10.1007%2Fs11104-016-3070-3
    • Decay of Scots pine coarse woody debris in boreal peatland forests: mass loss, nutrient retention and release. Forest Ecology and Management 401: 304–318. Pearson M., Laiho R., Penttilä T. 2017. https://doi.org/10.1016/j.foreco.2017.07.021
    • Surface peat and its dynamics following drainage – do they facilitate estimation of carbon losses with the C/ash method? Mires and Peat 17, Article 08, 1–19. Laiho R., Pearson M. 2016. http://www.mires-and-peat.net/.pdf

Kasvit ja mikrobit maaperän hiilen ja ravinteiden kierron säätelijöinä

  • Asiantuntijat: Tuula Larmola
  • Julkaisuja:
    • Stoichiometric response of shrubs and mosses to long-term nutrient (N, P and K) addition in an ombrotrophic peatland. Plant Soil 400:403–416. Wang M., Larmola T., Murphy M.T., Moore T.R., Bubier J.L. 2016. https://doi.org/10.1007/s11104-015-2744-6
    • The role of Sphagnum mosses in the methane cycling of a boreal mire. Ecology 91:2356–2365. Larmola T., Tuittila E-S., Tiirola M., Nykänen H., Martikainen P.J., Yrjälä K., Tuomivirta T., Fritze H. 2010. https://doi.org/10.1890/09-1343.1