Articles in peer reviewed journals (1993-2009)

Articles in peer reviewed journals (1993-2009)


Maljanen M, Virkajärvi P, Hytönen J, Öquist M, Sparrman T, Martikainen PJ, 2009. Nitrous oxide production in boreal soils with variable organic matter content at low temperature – snow manipulation experiment. Biogeosciences 6: 2461-2473.

Haapala JK, Mörsky SK, Saarnio S, Rinnan R, Suokanerva H, Kyrö E, Latola K, Martikainen PJ, Holopainen T, Silvola J. 2009. Carbon dioxide balance of a fen ecosystem in northern Finland under elevated UV-B radiation. GLOBAL CHANGE BIOLOGY 15: 943-954.

Shurpali NJ, Hyvönen NP, Huttunen JT, Clement RJ, Reichstein M, Nykänen H, Biasi C, Martikainen PJ, 2009 Cultivation of a perennial grass for bioenergy on a boreal organic soil – carbon sink or source? Global Change Biology Bioenergy 1(1): 35-50.

Repo ME, Susiluoto S, Lind SE, Jokinen S, Elsakov V, Biasi C, Virtanen T, Martikainen PJ, 2009. Large N2O emissions from cryoturbated peat soil in tundra. Nature Geoscience 2: 189-192.

Hanhineva K, Kokko H, Siljanen H, Rogachev I, Aharoni A & Kärenlampi SO, 2009. Stilbene synthase gene transfer caused alterations in the phenylpropanoid metabolism of transgenic strawberry (Fragaria x ananassa). JOURNAL OF EXPERIMENTAL BOTANY 60(7): 2093-2106.

Hyvönen NP, Huttunen JT, Shurpali NJ, Tavi NM, Repo ME, Martikainen PJ, 2009. Fluxes of nitrous oxide and methane on an abandoned peat extraction site: Effect of reed canary grass cultivation. BIORESOURCE TECHNOLOGY 100(20): 4723-4730.

Kolari P, Kulmala L, Pumpanen J, Launiainen S, Ilvesniemi H, Hari P & Nikinmaa E 2009. CO2 exchange and component CO2 fluxes of a boreal Scots pine forest. Boreal Environment Research 14(4): 761-783.

Pumpanen JS, Heinonsalo J, Rasilo T, Hurme K-R & Ilvesniemi H 2009. Carbon balance and allocation of assimilated CO2 in Scots pine, Norway spruce, and Silver birch seedlings determined with gas exchange measurements and 14C pulse labelling.  Trees : Structure and Function 23: 611-621.

Rutter N, Essery R, Pomeroy J, Altimir N, Andreadis K, Baker I, Barr A, Bartlett P, Boone A, Deng H, Douville H, Dutra E, Elder K, Ellis C, Feng X, Gelfan A, Goodbody A, Gusev Y, Gustafsson D, Hellström R, Hirabayashi Y, Hirota T, Jonas T, Koren V, Kuragina A, Lettenmaier D, Li W-P, Luce C, Martin E, Nasonova O, Pumpanen J, Pyles RD, Samuelsson P, Sandells M, Schädler G, Shmakin A, Smirnova TG, Stähli M, Stöckli R, Strasser U, Su H, Suzuki K, Takata K, Tanaka K, Thompson E, Vesala T, Viterbo P, Wiltshire A, Xia K, Xue Y & Yamazaki T 2009. Evaluation of forest snow processes models (SnowMIP2). Journal of Geophysical Research 114: D06111.

Ilvesniemi, H., Levula, J., Ojansuu, R., Kolari, P., Kulmala, L., Pumpanen, J., Launiainen, S., Vesala, T. & Nikinmaa, E. 2009. Long-term measurements of the carbon balance of a boreal Scots pine dominated forest ecosystem. In : Boreal Environment Research 14(4): 731-753.

Ojala A, Pumpanen J, 2009. Monitieteisen hiilen matkassa. Luonnon Tutkija 113 (2):51.

Kulmala L, Pumpanen J, Vesala T & Hari P, 2009. Photosynthesis of boreal ground vegetation after a forest clear-cut. Biogeosciences 6(11): 2495-2507.

Kulmala L, Gronholm T, Laakso L, Keronen P, Pumpanen J, Vesala, T & Hari P, 2009. Pressure responses of portable CO2 concentration sensors. Boreal Environment Research 14(4):754-760.

Mammarella, I., Launiainen, S., Grönholm, T., Keronen, P., Pumpanen, J. S., Rannik, U. & Vesala, T. 2009. Relative humidity effect on the high-frequency attenuation of water vapor flux measured by a closed-path Eddy Covariance system. Journal of Atmospheric and Oceanic Technology 26:1856-1866.

Huotari J, Ojala A, Peltomaa E, Pumpanen J, Hari P & Vesala T, 2009. Temporal variations in surface water CO concentration in a boreal humic lake based on high-frequency measurements. Boreal Environment Research Supplement A 14: 48-60.

Huotari, J., Ojala, A., Peltomaa, E., Pumpanen, J., Hari, P. & Vesala, T. 2009. Temporal variations in surface water CO2 concentration in a boreal humic lake based on high-frequency measurements. Boreal Environment Research Spplement A 14: 48-60.


Shurpali NJ, Hyvönen NP, Huttunen JT, Biasi C, Nykänen H, Pekkarinen N, Martikainen PJ, 2008. Bare soil and reed canary grass ecosystem respiration in peat extraction sites in Eastern Finland. TELLUS. SER B. CHEMICAL AND PHYSICAL METEOROLOGY 60(2): 200-209.

Biasi C, Lind SE, Pekkarinen NM, Huttunen JT, Shurpali NJ, Hyvönen NP, Repo ME, Martikainen PJ, 2008. Direct experimental evidence for the contribution of lime to CO2 release from managed peat soil. SOIL BIOLOGY & BIOCHEMISTRY 40(10): 2660-2669.

Biasi C, Meyer H, Rusalimova O, Hämmerle R, Kaiser C, Baranyi C, Daims H, Lashchinsky N, Barsukov P, Richter A, 2008. Initial effects of experimental warming on carbon exchange rates, plant growth and microbial dynamics of a lichen-rich dwarf shrub tundra in Siberia. PLANT AND SOIL 307(1): 191-205.

Kaartokallio H, Tuomainen J, Kuosa H, Kuparinen J, Martikainen PJ, Servomaa K, 2008. Succession of sea-ice bacterial communities in the Baltic Sea fast ice. POLAR BIOLOGY 31 7: 783-793.

Mörsky SK, Haapala JK, Rinnan R, Tiiva P, Saarnio S, Silvola J, Holopainen T, Martikainen PJ, 2008. Long-term ozone effects on vegetation, microbial community and methane dynamics of boreal peatland microcosms in open-field conditions. GLOBAL CHANGE BIOLOGY 14: 1891-1903.

Silvennoinen H, Liikanen A, Rintala J, Martikainen PJ, 2008. Greenhouse gas fluxes from the eutrophic Temmesjoki River and its Estuary in the Liminganlahti Bay (the Baltic Sea). BIOGEOCHEMISTRY 90: 193-208.

Silvennoinen H, Liikanen A, Torssonen J, Stange CF, Martikainen PJ, 2008. Denitrification and nitrous oxide effluxes in boreal, eutrophic river sediments under increasing nitrate load: a laboratory microcosm study BIOGEOCHEMISTRY 91: 105-116.

Silvennoinen H, Liikanen A, Torssonen J, Stange CF, Martikainen PJ, 2008. Denitrification and N2O effluxes in the Bothnian Bay (northern Baltic Sea) river sediments as affected by temperature under different oxygen concentrations. BIOGEOCHEMISTRY 88: 63-72.

Susiluoto, S., Rasilo, T., Pumpanen, J. & Berninger, F. 2008. Effects of grazing on the vegetation structure and carbon dioxide exchange of a Fennoscandian fell ecosystem. Arctic, Antarctic, and Alpine Research. 40(2): 422-431.

Kulmala, L., Launiainen, S., Pumpanen, J., Lankreijer, H., Lindroth, A., Hari, P. & Vesala, T. 2008. H2O and CO2 fluxes at the floor of a boreal pine forest. Tellus Series B: Chemical and Physical Meteorology 60(2): 167-178.

Hari, P., Pumpanen, J. S., Huotari, J., Kolari, P., Grace, J., Vesala, T. & Ojala, A. 2008. High-frequency measurements of productivity of planktonic algae using rugged nondispersive infrared carbon dioxide probes. Limnology and Oceanography: Methods 6: 347-354.

Duursma, R., Kolari, P., Perämäki, M., Nikinmaa, E., Hari, P., Delzon, S., Loustau, D., Ilvesniemi, H., Pumpanen, J. & Mäkelä, A. 2008. Predicting the decline in daily maximum transpiration rate of two pine stands during drought based on constant minimum leaf water potential and plant hydraulic conductance. Tree Physiology 28(2): 265-276.

Pumpanen, J., Ilvesniemi, H., Kulmala, L., Siivola, E., Laakso, H., Kolari, P., Helenelund, C., Laakso, M., Uusimaa, M. & Hari, P. 2008. Respiration in boreal forest soil as determined from carbon dioxide concentration profile. Soil Science Society of America Journal 72(5): 1187-1196.


Repo ME, Huttunen JT, Naumov AV, Chichulin AV, Lapshina ED, Bleuten W, Martikainen PJ, 2007. Release of CO2 and CH4 from small wetland lakes in western Siberia. TELLUS. SER B. CHEMICAL AND PHYSICAL METEOROLOGY 59(5): 788-796.

Mammarella, I., Kolari, P., Rinne, J., Keronen, P., Pumpanen, J. & Vesala, T. 2007. Determining the contribution of vertical advection to the net ecosystem exchange at Hyytiälä forest, Finland. Tellus. Series B: Chemical and Physical Meteorology 59B(5): 900-909.

Granier, A., Reichstein, M., Breda, N., Janssens, I. A., Falge, E., Ciais, P., Grunwald, T., Aubinet, M., Berbigier, P., Bernhofer, C., Buchmann, N., Facini, O., Grassi, G., Heinesch, B., Ilvesniemi, H., Keronen, P., Knohl, A., Köstner, B., Lagergren, F., Lindroth, A., Longdoz, B., Loustau, D., Mateus, J., Montagnani, L., Nys, C., Moors, E., Papale, D., Peiffer, M., Pilegaard, K., Pita, G., Pumpanen, J., Rambal, S., Rebmann, C., Rodrigues, A., Seufert, G., Tenhunen, J., Vesala, T. & Wang, Q. 2007. Evidence for soil water control on carbon and water dynamics in European forests during the extremely dry year: 2003. Agricultural and Forest Meteorology 143(1-2): 123-145.

Pihlatie, M., Pumpanen, J., Rinne, J., Ilvesniemi, H., Simojoki, A., Hari, P. & Vesala, T. 2007. Gas concentration driven fluxes of nitrous oxide and carbon dioxide in boreal forest soil. Tellus. Series B: Chemical and Physical Meteorology 59(3): 458-469.

Reichstein, M., Ciais, P., Papale, D., Valentini, R., Running, S., Viovy, N., Cramer, W., Granier, A., Ogee, J., Allard, V., Aubinet, M., Bernhofer, C., Buchmann, N., Carrara, A., Grunwald, T., Heimann, M., Heinesch, B., Knohl, A., Kutsch, W., Loustau, D., Manca, G., Matteucci, G., Miglietta, F., Ourcival, J. M., Pilegaard, K., Pumpanen, J., Rambal, S., Schaphoff, S., Seufert, G., Soussana, J. F., Sanz, M. J., Vesala, T. & Zhao, M. 2007. Reduction of ecosystem productivity and respiration during the European summer 2003 climate anomaly: a joint flux tower, remote sensing and modelling analysis. Global Change Biology 13(3): 634-651.


Huttunen JT, Väisänen TS, Hellsten SK, Martikainen PJ. 2006. Methane fluxes at the sediment-water interface in some boreal lakes and reservoirs. BOREAL ENVIRONMENT RESEARCH 11: 27-34.

Kettunen R, Saarnio S, Martikainen PJ, Silvola J. 2006. Increase of N2O fluxes in agricultural peat and sandy soil under elevated CO2 concentration: concomitant changes in soil moisture, groundwater table and biomass production of Phleum pratense. NUTRIENT CYCLING IN AGROECOSYSTEMS 74: 175-189.

Kontro M, Korhonen L, Vartiainen T, Pellikka P, Martikainen PJ. 2006. Selected ion monitoring in quantitative gas-liquid chromatographic – mass spectrometric detection of fatty acid methyl esters from environmental samples. JOURNAL OF CHROMATOGRAPHY. B. ANALYTICAL TECHNOLOGIES IN THE BIOMEDICAL AND LIFE SCIENCES 831: 281-287.

Koponen HT, Jaakkola T, Keinänen-Toivola MM, Kaipainen S, Tuomainen J, Servomaa K, Martikainen PJ. 2006. Microbial communities, biomass, and activities in soils as affected by freeze thaw cycles. SOIL BIOLOGY & BIOCHEMISTRY 38: 1861-1871.

Kortelainen P, Rantakari M, Huttunen JT, Mattsson T, Alm J, Juutinen S, Larmola T, Silvola J, Martikainen PJ. 2006. Sediment respiration and lake trophic state are important predictors of large CO2 evasion from small boreal lakes. GLOBAL CHANGE BIOLOGY 12: 1554-1567.

Larmola T, Alm J, Juutinen S, Koppisch D, Augustin J, Martikainen PJ, Silvola J. 2006. Spatial patterns of litter decomposition in the littoral zone of boreal lakes. FRESHWATER BIOLOGY 51 12: 2252-2264.

Lehtola MJ, Laxander M, Miettinen IT, Hirvonen A, Vartiainen T, Martikainen PJ. 2006. The effects of changing water flow velocity on the formation of biofilms and water quality in pilot distribution system consisting of copper or polyethylene pipes. WATER RESEARCH 40 11: 2151-2160.

Liikanen A, Huttunen JT, Karjalainen SM, Heikkinen K, Väisänen TS, Nykänen H, Martikainen PJ. 2006. Temporal and seasonal changes in greenhouse gas emissions from a constructed wetland purifying peat mining runoff waters. ECOLOGICAL ENGINEERING 26: 241-251.

Maljanen M, Nykänen H, Moilanen M, Martikainen PJ. 2006. Greenhouse gas fluxes of coniferous forest floors as affected by wood ash addition. FOREST ECOLOGY AND MANAGEMENT.

Maljanen M, Jokinen H, Saari A, Strömmer R, Martikainen PJ. 2006. Methane and nitrous oxide fluxes, and carbon dioxide production in boreal forest soil fertilized with wood ash and nitrogen. SOIL USE AND MANAGEMENT.

Koponen HT, Duran CE, Maljanen M, Hytönen J, Martikainen PJ. 2006. Temperature responses of NO and N2O emissions from boreal organic soil.SOIL BIOLOGY & BIOCHEMISTRY.

Robert Weiss, Narasinha J. Shurpali, Tapani Sallantaus, Raija Laiho, Jukka Laine and Jukka Alm. 2006. Simulation of water table level and peat temperatures in boreal peatlands. Ecological Modelling 192 3-4: 441-456.

Kokkola H, Joutsensaari J, Hyppönen N, Lehtinen KEJ, Laaksonen A. 2006. On the hygroscopic growth of ammoniated sulfate particles of non-stoichiometric composition. ATMOSPHERIC CHEMISTRY AND PHYSICS DISCUSSIONS.

Tuomainen J, Hietanen S, Kuparinen J, Martikainen PJ, Servomaa K. 2006. Community structure of the bacteria associated with Nodularia sp. (Cyanobacteria) aggregates in the Baltic sea. MICROBIAL ECOLOGY 52 3: 513-522.

Kolari, P., Pumpanen, J., Kulmala, L., Ilvesniemi, H., Nikinmaa, E., Grönholm, T. & Hari, P. 2006. Forest floor vegetation plays an important role in photosynthetic production of boreal forests. Forest Ecology and Management 221(1-3): 241-248.

Sevanto, S., Suni, T., Pumpanen, J., Grönholm, T., Kolari, P., Nikinmaa, E., Hari, P. & Vesala, T. 2006. Wintertime photosynthesis and water uptake in a boreal forest. Tree Physiology 26: 749-757.


Jauhiainen J, Takahashi H, Heikkinen JEP, Martikainen P, Vasander H. 2005. Carbon fluxes from a tropical peat swamp forest floor GLOBAL CHANGE BIOLOGY 11: 1788-1797.

Kettunen R, Saarnio S, Martikainen P, Silvola J. 2005. Elevated CO2 concentration and nitrogen fertilisation effects on N2O and CH4 fluxes and biomass production of Phleum pratense on farmed peat soil. SOIL BIOLOGY & BIOCHEMISTRY 37: 739-750.

Lehtola MJ, Miettinen IT, Lampola T, Hirvonen A, Vartiainen T, Martikainen PJ. 2005. Pipeline materials modify the effectiveness of disinfectants in drinking water distribution systems. WATER RESEARCH 39: 1962-1971.

Biasi C., Wanek W., Rusalimova O., Ranefeld C., Meyer H., Barsukov P. and Richter A, 2005. Microtopography and Plant Cover Controls On Nitrogen Dynamics in Hummock Tundra Ecosystems in Siberia. Arctic, Antarctic, and Alpine Research 37(4): 435-443.

Biasi C, Rusalimova O, Meyer H, Kaiser C, Wanek W, Barsukov P, Jungner H and Richter A, 2005. Temperature-dependent shift from labile to recalcitrant carbon sources of arctic heterotrophs. RAPID COMMUNICATIONS IN MASS SPECTROMETRY 19(11): 1401-1408.

Vesala, T., Suni, T., Rannik, Ü., Keronen, P., Markkanen, T., Sevanto, S., Grönholm, T., Smolander, S., Kulmala, M., Ilvesniemi, H., Ojansuu, R., Uotila, A., Levula, J., Mäkelä, A.,Pumpanen, J., Kolari, P., Kulmala, L., Altimir, N., Berninger, F., Nikinmaa, E. & Hari, P. 2005. Effect of thinning on surface fluxes in a boreal forest. Global Biogeochemical Cycles. 19: GB2001.

Pumpanen, J. & Ilvesniemi, H. 2005. Calibration of time domain reflectometry for forest soil humus layers. Boreal Environment Research. 10(6): 589-595.

Launiainen, S., Rinne, J., Pumpanen, J., Kulmala, L., Kolari, P., Keronen, P., Siivola, E., Pohja, T., Hari, P. & Vesala, T. 2005. Eddy covariance measurements of CO2 and sensible and latent heat fluxes during a full year in a boreal pine forest trunk-space. Boreal Environment Research 10(6): 569-588.

Reichstein, M., Falge, E., Baldocchi, D., Papale, D., Aubinet, M., Berbigier, P., Bernhofer, C., Buchmann, N., Gilmanov, T., Granier, A., Gruwald, T., Havrankova, K., Ilvesniemi, H., Janous, D., Knohl, A., Laurila, T., Lohila, A., Loustau, D., Matteucci, G., Meyers, T., Miglietta, F., Ourcival, J-M., Pumpanen, J. S., Rambal, S., Rotenberg, E., Sanz, M., Tenhunen, J., Seufert, G., Vaccari, F., Vesala, T., Yakir, D. & Valentini, R. 2005. On the separation of net ecosystem exchange into assimilation and ecosystem respiration: review and improved algorithm. Global Change Biology 11(9): 1424-1439.

Ilvesniemi, H., Kähkönen, M. A., Pumpanen, J., Rannik, U., Wittmann, C., Perämäki, M., Keronen, P., Hari, P., Vesala, T., Salkinoja-Salonen, M. & Kähkönen, M. 2005. Wintertime CO2 evolution from a boreal forest ecosystem. Boreal Environment Research 10(5): 401-408.


Juutinen S, Alm J, Larmola T, Saarnio S, Martikainen PJ, Silvola J. 2004. Stand-specific diurnal dynamics of CH4 fluxes in boreal lakes: patterns and controls. JOURNAL OF GEOPHYSICAL RESEARCH 109(D19): D19313.

Heikkinen JEP, Virtanen T, Huttunen JT, Elsakov V, Martikainen PJ. 2004. Carbon balance in East European tundra. GLOBAL BIOGEOCHEMICAL CYCLES 18: GB1023.

Huttunen JT, Hammar T, Manninen P, Servomaa K, Martikainen PJ. 2004. Potential springtime greenhouse gas emissions from a small southern boreal lake (Keihäsjärvi, Finland). BOREAL ENVIRONMENT RESEARCH 9: 421-427.

Keinänen MM, Martikainen PJ, Kontro MH. 2004. Microbial community structure and biomass in developing drinking water biofilms. CANADIAN JOURNAL OF MICROBIOLOGY 50 3: 183-191.

Koponen HT, Flöjt L, Martikainen PJ. 2004. Nitrous oxide emissions from agricultural soils at low temperatures: a laboratory microcosm study. SOIL BIOLOGY & BIOCHEMISTRY 36: 757-766.

Koponen HT, Martikainen PJ. 2004. Soil water content and freezing temperature affect freeze-thaw related N2O production in organic soil. NUTRIENT CYCLING IN AGROECOSYSTEMS 69: 213-219.

Larmola T, Alm J, Juutinen S, Huttunen JT, Martikainen PJ, Silvola J. 2004. Contribution of vegetated littoral zone to winter fluxes of carbon dioxide and methane from boreal lakes. JOURNAL OF GEOPHYSICAL RESEARCH D. 109: D19102.

Larmola T, Alm J, Juutinen S, Saarnio S, Martikainen PJ, Silvola J. 2004. Floods can cause large interannual differences in littoral net ecosystems productivity. Limnology and Oceanography 49 5: 1896-1906.

Lehtola MJ, Juhna T, Miettinen IT, Vartiainen T, Martikainen PJ. 2004. Formation of biofilms in drinking water distribution networks, a case study in two cities in Finland and Latvia. JOURNAL OF INDUSTRIAL MICROBIOLOGY & BIOTECHNOLOGY 31: 489-494.

Lehtola MJ, Nissinen TK, Miettinen IT, Martikainen PJ, Vartiainen T. 2004. Removal of soft deposits from the distribution system improves the drinking water quality. WATER RESEARCH 38 3: 601-610.

Liikanen A, Puustinen M, Koskiaho J, Väisänen T, Martikainen P, Hartikainen H. 2004. Phosphorus removal in a wetland constructed on former arable land. JOURNAL OF ENVIRONMENTAL QUALITY 33: 1124-1132.

Lipponen MTT, Martikainen PJ, Vasara RE, Servomaa K, Zacheus O, Kontro MH. 2004. Occurrence of nitrifiers and diversity of ammonia-oxidizing bacteria in developing drinking water biofilms. WATER RESEARCH 38: 4424-4434.

Rinta-Kanto JM, Lehtola MJ, Vartiainen T, Martikainen PJ. 2004. Rapid enumeration of virus-like particles in drinking water samples using SYBR green I-staining. WATER RESEARCH 38: 2614-2618.

Saari A, Rinnan R, Martikainen PJ. 2004. Methane oxidation in boreal forest soils: kinetics and sensitivity to pH and ammonium. SOIL BIOLOGY & BIOCHEMISTRY 36: 1037-1046.

Saari A, Smolander A, Martikainen PJ. 2004. Methane consumption in a frequently nitrogen-fertilized and limed spruce forest soil after clear-cutting. SOIL USE AND MANAGEMENT 20: 65-73.

Maljanen M, Komulainen V-M, Hytönen J, Martikainen PJ, Laine J. 2004. Carbon dioxide, nitrous oxide and methane dynamics in boreal organic agricultural soils with different soil characteristics. SOIL BIOLOGY & BIOCHEMISTRY 36(11): 1801-1808.

Kolari, P., Pumpanen, J., Rannik, U., Ilvesniemi, H., Hari, P. & Berninger, F. 2004. Carbon balance of different aged Scots pine forests in Southern Finland. Global Change Biology 10: 1106-1119.

Pumpanen, J., Kolari, P., Ilvesniemi, H., Minkkinen, K., Vesala, T., Niinisto, S., Lohila, A., Larmola, T., Morero, M., Pihlatie, M., Janssens, I., Yuste, J. C., Grunzweig, J. M., Reth, S., Subke, J. A., Savage, K., Kutsch, W., Ostreng, G., Ziegler, W., Anthoni, P., Lindroth, A. & Hari, P. 2004. Comparison of different chamber techniques for measuring soil CO2 efflux. Agricultural and Forest Meteorology 123: 159-176.

Pumpanen J, Westman  CJ & Ilvesniemi H, 2004. Soil CO2 efflux from a podzolic forest soil before and after forest clear-cutting and site preparation. Boreal Environment Research 9(3): 199-212.


Aarnio T, Räty M, Martikainen PJ, 2003. Long-term availability of nutients in forest soil derived from fast- and slow-release fertilizers. PLANT AND SOIL 252: 227-239.

Christensen TR, Ekberg A, Ström L, Mastepanov M, Panikov N, Öquist M, Svensson BH, Nykänen H, Martikainen PJ, Oskarsson H, 2003. Factors controlling large scale variations in methane emissions from wetlands. GEOPHYSICAL RESEARCH LETTERS 30(7): 67/1 – 67/4.

Huttunen JT, Alm J, Liikanen A, Juutinen S, Larmola T, Hammar T, Silvola J, Martikainen PJ, 2003. Fluxes of methane, carbon dioxide and nitrous oxide in boreal lakes and potential anthropogenic effects on the aquatic greenhouse gas emissions. CHEMOSPHERE 52: 609-621.

Huttunen JT, Alm J, Saarijärvi E, Lappalainen KM, Silvola J, Martikainen PJ, 2003. Contribution of winter to the annual CH4 emission from a eutrophied boreal lake. CHEMOSPHERE 50: 247-250.

Huttunen JT, Juutinen S, Alm J, Larmola T, Hammar T, Silvola J, Martikainen PJ, 2003. Nitrous oxide flux to the atmosphere from the littoral zone of a boreal lake. JOURNAL OF GEOPHYSICAL RESEARCH D. 108 D14: 4421.

Huttunen JT, Nykänen H, Martikainen PJ, Nieminen M, 2003. Fluxes of nitrous oxide and methane from drained peatlands following forest clear-felling in southern Finland. PLANT AND SOIL 255: 457-462.

Huttunen JT, Nykänen H, Turunen J, Martikainen PJ, 2003. Methane emissions from natural peatlands in the northern boreal zone in Finland, Fennoscandia. ATMOSPHERIC ENVIRONMENT 37: 147-151.

Juutinen S, Alm J, Larmola T, Huttunen JT, Morero M, Martikainen PJ, Silvola J, 2003. Major implication of the littoral zone for methane release from boreal lakes. GLOBAL BIOGEOCHEMICAL CYCLES 17 4: 28-1 – 28-11.

Juutinen S, Alm J, Larmola T, Huttunen JT, Morero M, Saarnio S, Martikainen PJ, Silvola J, 2003. Methane (CH4) release from littoral wetlands of boreal lakes during an extended flooding period. GLOBAL CHANGE BIOLOGY 9: 413-424.

Keinänen MM, Korhonen LK, Martikainen PJ, Vartiainen T, Miettinen IT, Lehtola MJ, Nenonen K, Pajunen H, Kontro MH, 2003. Gas chromatographic-mass spectrometric detection of 2- and 3-hydroxy fatty acids as methyl esters from soil, sediment and biofilm. JOURNAL OF CHROMATOGRAPHY. B. ANALYTICAL TECHNOLOGIES IN THE BIOMEDICAL AND LIFE SCIENCES 783: 443-451.

Keinänen MM, Martikainen PJ, Korhonen LK, Suutari MH, 2003. Microbial community structure in biofilms and water of a drinking water distribution system determined by lipid biomarkers. WATER SCIENCE AND TECHNOLOGY 47 5: 143-147.

Larmola T, Alm J, Juutinen S, Martikainen PJ, Silvola J, 2003. Ecosystem CO2 exchange and plant biomass in the littoral zone of a boreal eutrophic lake. FRESHWATER BIOLOGY 48: 1295-1310.

Lehtola MJ, Miettinen I, Vartiainen T, Martikainen PJ, 2003. Microbial nutrients in drinking water biofilms, Biofilm Symposium 2003 Cape Town International Convention Centre. IWA Specialist Group on Biofilms. P17.

Lehtola MJ, Miettinen IT, Vartiainen T, Rantakokko P, Hirvonen A, Martikainen PJ, 2003. Impact of UV disinfection on microbially available phosphorus, organic carbon, and microbial growth in drinking water. WATER RESEARCH 37: 1064-1070.

Liikanen A, Huttunen JT, Murtoniemi T, Tanskanen H, Väisänen T, Silvola J, Alm J, Martikainen PJ, 2003. Spatial and seasonal variation in greenhouse gas and nutrient dynamics and their interactions in the sediments of a boreal eutrophic lake. BIOGEOCHEMISTRY 65: 83-103.

Liikanen A, Martikainen PJ, 2003. Effect of ammonium and oxygen on methane and nitrous oxide fluxes across sediment-water interface in a eutrophic lake. CHEMOSPHERE 52: 1287-1293.

Liikanen A, Ratilainen E, Saarnio S, Alm J, Martikainen PJ, Silvola J, 2003. Greenhouse gas dynamics in boreal, littoral sediments under raised CO2 and nitrogen supply. FRESHWATER BIOLOGY 48: 500-511.

Nykänen H, Heikkinen JEP, Pirinen L, Tiilikainen K, Martikainen PJ, 2003. Annual CO2 exchange and CH4 fluxes on a subarctic palsa mire during climatically different years. GLOBAL BIOGEOCHEMICAL CYCLES 17(1): 1-18.

Rinnan R, Impiö M, Silvola J, Holopainen T, Martikainen PJ, 2003. Carbon dioxide and methane fluxes in boreal peatland microcosms with different vegetation cover – effects of ozone or ultraviolet-B exposure. OECOLOGIA 137: 475-483.

Saari A, Martikainen PJ. 2003. Dimethyl sulphoxide (DMSO) and dimethyl sulphide (DMS) as inhibitors of methane oxidation in forest soil. SOIL BIOLOGY & BIOCHEMISTRY 35: 383-389.

Tuomainen JM, Hietanen S, Kuparinen J, Martikainen PJ, Servomaa K, 2003. Baltic Sea cyanobacterial bloom contains denitrification and nitrification genes, but has negligible denitrification activity. FEMS MICROBIOLOGY ECOLOGY 45: 83-96.

Varjo E, Liikanen A, Salonen V-P, Martikainen PJ, 2003. A new gypsum-based technique to reduce methane and phophorus release from sediments of eutrophied lakes: (Gypsum treatment to reduce internal loading). WATER RESEARCH 37: 1-10.

Maljanen M, Liikanen A, Silvola J, Martikainen PJ, 2003. Measuring N2O emissions from organic soils by closed chamber or soil/snow N2O gradient methods. EUROPEAN JOURNAL OF SOIL SCIENCE 54(3): 625-631.

Maljanen M, Liikanen A, Silvola J, Martikainen PJ, 2003. Methane fluxes on agricultural and forested boreal organic soils. SOIL USE AND MANAGEMENT 19(1): 73-79.

Maljanen M, Liikanen A, Silvola J, Martikainen PJ, 2003. Nitrous oxide emissions from boreal organic soil under different land-use. Soil Biology & Biochemistry 35: 689-700.

Pumpanen J, Ilvesniemi H & Hari P, 2003. A process-based model for predicting soil carbon dioxide efflux and concentration.  In: Soil Science Society of America. Journal. 67, 2 , p. 402-413 12 p.

Pumpanen J, Ilvesniemi H, Peramaki M, Hari P, 2003. Seasonal patterns of soil CO2 efflux and soil air CO2 concentration in a Scots pine forest: comparison of two chamber techniques.  Global Change Biology 9: 371-382.


Heikkinen JEP, Elsakov V, Martikainen PJ, 2002. Carbon dioxide and methane dynamics and annual carbon balance in tundra wetland in NE Europe, Russia. GLOBAL BIOGEOCHEMICAL CYCLES 16(4): 62-1 – 62-15.

Huttunen JT, Väisänen TS, Heikkinen M, Hellsten S, Nykänen H, Nenonen O, Martikainen PJ, 2002. Exchange of CO2, CH4 and N2O between the atmosphere and two northern boreal ponds with catchments dominated by peatlands or forests. PLANT AND SOIL 242: 137-146.

Huttunen JT, Väisänen TS, Hellsten SK, Heikkinen M, Nykänen H, Jungner H, Niskanen A, Virtanen MO, Lindqvist OV, Nenonen OS, Martikainen PJ, 2002. Fluxes of CH4, CO2, and N2O in hydroelectric reservoirs Lokka and Porttipahta in the northern boreal zone in Finland. GLOBAL BIOGEOCHEMICAL CYCLES 16(1): 1-17.

Keinänen MM, Korhonen LK, Lehtola MJ, Miettinen IT, Martikainen PJ, Vartiainen T, Suutari MH. 2002. The microbial community structure of drinking water biofilms can be affected by phosphorus availability. APPLIED AND ENVIRONMENTAL MICROBIOLOGY 68(1): 434-439.

Lehtola MJ, Miettinen IT, Martikainen PJ. 2002. Biofilm formation in drinking water affected by low concentrations of phosphorus. CANADIAN JOURNAL OF MICROBIOLOGY 48: 494-499.

Lehtola MJ, Miettinen IT, Vartiainen T, Martikainen PJ. 2002. Changes in content of microbially available phosphorus, assimilable organic carbon and microbial growth potential during drinking water treatment processes. WATER RESEARCH 36: 3681-3690.

Liikanen A, Flöjt L, Martikainen P. 2002. Gas dynamics in eutrophic lake sediments affected by oxygen, nitrate, and sulfate. JOURNAL OF ENVIRONMENTAL QUALITY 31: 338-349.

Liikanen A, Huttunen JT, Valli K, Martikainen PJ. 2002. Methane cycling in the sediment and water column of mid-boreal hyper-eutrophic Lake Kevätön, Finland. ARCHIV FUER HYDROBIOLOGIE 154(4): 585-603.

Liikanen A, Murtoniemi T, Tanskanen H, Väisänen T, Martikainen PJ. 2002. Effects of temperature and oxygen availability on greenhouse gas and nutrient dynamics in sediment of a eutrophic mid-boreal lake BIOGEOCHEMISTRY 59: 269-286.

Liikanen A, Tanskanen H, Murtoniemi T, Martikainen PJ. 2002. A laboratory microcosm for simultaneous gas and nutrient flux measuremets in sediments BOREAL ENVIRONMENT RESEARCH 7: 151-160.

Lipponen MTT, Suutari MH, Martikainen PJ. 2002. Occurrence of nitrifying bacteria and nitrification in Finnish drinking water distribution systems. WATER RESEARCH 36: 4319-4329.

Maljanen M, Martikainen PJ, Aaltonen H, Silvola J. 2002. Short-term variation in fluxes of carbon dioxide, nitrous oxide and methane in cultivated and forested organic boreal soils. SOIL BIOLOGY & BIOCHEMISTRY 34: 577-584.

Myllykangas T, Nissinen TK, Rantakokko P, Martikainen PJ, Vartiainen T. 2002. Molecular size fractions of treated aquatic humus. WATER RESEARCH 36: 3045-3053.

Niemi R, Martikainen PJ, Silvola J, Holopainen T. 2002. Ozone effects on Sphagnum mosses, carbon dioxide exchange and methane emission in boreal peatland microcosms. Science of the Total Environment 289: 1-12.

Niemi R, Martikainen PJ, Silvola J, Sonninen E, Wulff A, Holopainen T. 2002. Responses of two Sphagnum moss species and Eriophorum vaginatum to enhanced UV-B in a summer of low UV intensity. New Phytologist 156: 509-515.

Niemi R, Martikainen PJ, Silvola J, Wulff A, Turtola S, Holopainen T. 2002. Elevated UV-B radiation alters fluxes of methane and carbon dioxide in peatland microcosms. Global Change Biology 8: 361-371.

Nykänen H, Vasander H, Huttunen JT, Martikainen PJ. 2002. Effect of experimental nitrogen load on methane and nitrous oxide fluxes on ombrotrophic boreal peatland. Plant and Soil 242: 147-155.

Heikkinen JEP, Maljanen M, Aurela M, Hargreaves KJ, Martikainen PJ. 2002. Carbon dioxide and methane dynamics in a sub-Arctic peatland in northern Finland. Polar Research21(1): 49-62.

Maljanen M, Martikainen PJ, Aaltonen H, Silvola J. 2002. Short-term variation in fluxes of carbon dioxide, nitrous oxide and methane in cultivated and forested organic boreal soils. SOIL BIOLOGY & BIOCHEMISTRY 34(5): 577-584.


Hartikainen T, Ruuskanen J, Martikainen P. 2001. Carbon disulfide and hydrogen sulfide removal with a peat biofilter. Journal of the Air & Waste Management Association 51: 387-392.

Huttunen JT, Hammar T, Alm J, Silvola J, Martikainen PJ. 2001. Greenhouse gases in non-oxygenated and artificially oxygenated eutrophied lakes during winter stratiffication. Journal of Environmental Quality 30: 387-394.

Huttunen JT, Lappalainen KM, Saarijärvi E, Väisänen T, Martikainen PJ. 2001. A novel sediment gas sampler and a subsurface gas collector used for measurement of the ebullition of methane and carbon dioxide from a eutrophied lake. Science of the Total Environment 266: 153-158.

Juutinen S, Alm J, Martikainen P, Silvola J. 2001. Effects of spring flood and water level draw-down on methane dynamics in the littoral zone of boreal lakes. Freshwater Biology 46: 855-869.

Kusnetsov J, Iivanainen E, Elomaa N, Zacheus O, Martikainen PJ. 2001. Copper and silver ions more effective against legionellae than against mycobacteria in a hospital warm water system. Water Research 35 17: 4217-4225.

Maljanen M, Hytönen J, Martikainen PJ. 2001. Fluxes of N2O, CH4 and CO2 on afforested boreal agricultural soils. Plant and Soil 231: 113-121.

Lehtola MJ, Miettinen IT, Vartiainen T, Myllykangas T, Martikainen PJ. 2001. Microbially available organic carbon, phosphorus, and microbial growth in ozonated drinking water. Water Research 35 7: 1635-1640.

Nissinen TK, Miettinen IT, Martikainen PJ, Vartiainen T. 2001. Molecular size distribution of natural organic matter in raw and drinking waters. Chemosphere 45: 865-873.

Ruokojärvi A, Ruuskanen J, Martikainen PJ, Olkkonen M. 2001. Oxidation of gas mixtures containing dimethyl sulfide, hydrogen sulfide, and methanethiol using a two-stage biotrickling filter. Journal of the Air & Waste Management Association 51: 11-16.

Saari A, Martikainen PJ. 2001. Differential inhibition of methane oxidation and nitrification in forest soils by dimethyl sulfoxide (DMSO). Soil Biology & Biochemistry 33: 1567-1570.

Zacheus OM, Lehtola MJ, Korhonen LK, Martikainen PJ. 2001. Soft deposits, the key site for microbial growth in drinking water distribution networks. Water Research 35 7: 1757-1765.

Maljanen M, Martikainen PJ, Walden J, Silvola J, 2001. CO2 exchange in an organic field growing barley or grass in eastern Finland. Global Change Biology 7: 679-692.

Pumpanen, J., Ilvesniemi, H., Keronen, P., Nissinen, A., Pohja, T., Vesala, T. & Hari, P. 2001. An open chamber system for measuring soil surface CO2 efflux: Analysis of error sources related to the chamber system. Journal of Geophysical Research : Atmospheres 106: 7985-7992.

Sevanto, S., Vesala, T., Peramaki, M., Pumpanen, J., Ilvesniemi, H. & Nikinmaa, E. 2001. Xylem diameter changes as an indicator of stand-level evapo-transpiration. Boreal Environment Research 6: 45-52.


Hartikainen T, Ruuskanen J, Räty K, von Wright A, Martikainen PJ. 2000. Physiology and taxonomy of Thiobacillus strain TJ330, which oxidizes carbon disulphide (CS2). JOURNAL OF APPLIED MICROBIOLOGY 89: 580-586.

Kettunen A, Kaitala V, Alm J, Silvola J, Nykänen H, Martikainen PJ. 2000. Predicting variations in methane emissions from boreal peatlands through regression models. BOREAL ENVIRONMENT RESEARCH 5: 115-131.

Kortelainen P, Huttunen JT, Väisänen T, Mattsson T, Karjalainen P, Martikainen PJ. 2000. CH4, CO2 and N2O supersaturation in 12 Finnish lakes before and after ice-melt 27: 1410-1414.

Ruokojärvi A, Aatamila M, Hartikainen T, Olkkonen M, Salmi J, Ruuskanen J, Martikainen PJ. 2000. Removal of dimethyl sulphide from off-gas mixtures containing hydrogen sulphide and methanethiol by a biotrickling filter. ENVIRONMENTAL TECHNOLOGY 21: 1173-1180.

Tuittila E-S, Komulainen V-M, Vasander H, Nykänen H, Martikainen PJ, Laine J. 2000. Methane dynamics of a restored cut-away peatland. GLOBAL CHANGE BIOLOGY 6: 569-581.

Zacheus OM, Iivanainen EK, Nissinen TK, Lehtola MJ, Martikainen PJ. 2000. Bacterial biofilm formation on polyvinyl chloride, polyethylene and stainless steel exposed to ozonated water. WATER RESEARCH 34 1: 63-70.


Alm J, Saarnio S, Nykänen H, Silvola J, Martikainen PJ. 1999. Winter CO2, CH4 and N20 fluxes on some natural and drained boreal peatlands. BIOGEOCHEMISTRY 44: 163-186.

Alm J, Schulman L, Walden J, Nykänen H, Martikainen PJ, Silvola J. 1999. Carbon balance of a boreal bog during a year with an exceptionally dry summer. ECOLOGY 80 1: 161-174.

Lehtola MJ, Miettinen IT , Vartiainen T, Martikainen PJ. 1999. A new sensitive bioassay for determination of microbially available phosphorus in water. APPLIED AND ENVIRONMENTAL MICROBIOLOGY 65 5: 2032-2034.

Miettinen IT, Vartiainen T, Martikainen PJ. 1999. Determination of assimilable organic carbon in humus-rich drinking waters. WATER RESEARCH 33 10: 2277-2282.

Yadav, R.L., Dwivedi, B.S., Parsad, Kamta, Tomar, O.K., Shurpali, N.J., Pandey, P.S. and Prasad, K. 1999. Yield trends and changes in soil organic C and available NPK under long-term rice-wheat system under integrated use of manure and fertilizers. Field Crops Research 68: 219-246.

Katul, Gabriel, Cheng-I Hsieh, D. Bowling, K. Clark, N. Shurpali, A. Turnipseed, J. Albertson, K. Tu, D. Hollinger, B. Evans, B. Offerle, D. Anderson, D. Ellsworth, C. Vogel and Ram Oren. 1999. Spatial variability of turbulent fluxes in the roughness sublayer of an even-aged pine forest. Boundary-Layer Meteorology 93: 1-28.


Hyvönen T, Ojala A, Kankaala P, Martikainen PJ. 1998. Methane release from stands of water horsetail (Equisetum fluviatile) in a boreal lake. FRESHWATER BIOLOGY 40: 275-284.

Komulainen V-M, Nykänen H, Martikainen PJ, Laine J. 1998. Short-term effect of restoration on vegetation change and methane emissions from peatlands drained for forestry in southern Finland. CANADIAN JOURNAL OF FOREST RESEARCH 28: 402-411.

Miettinen IT, Vartiainen T, Nissinen T, Tuhkanen T, Martikainen PJ. 1998. Microbial growth in drinking waters treated with ozone, ozone/hydrogen peroxide or chlorine. OZONE: SCIENCE & ENGINEERING 20: 303-315.

Noordwijk M van, Martikainen P, Bottner P, Cuevas E, Rouland C, Dhillion SS. 1998. Global change and root function. GLOBAL CHANGE BIOLOGY 4: 759-772.

Nykänen H, Alm J, Silvola J, Tolonen K, Martikainen PJ. 1998. Methane fluxes on boreal peatlands of different fertility and the effect of long-term experimental lowering of the water table on flux rates. GLOBAL BIOGEOCHEMICAL CYCLES 12 1: 53-69.

Regina K, Nykänen H, Maljanen M, Silvola J, Martikainen PJ. 1998. Emissions of N2O and NO and net nitrogen mineralization in a boreal forested peatland treated with different nitrogen compounds. CANADIAN JOURNAL OF FOREST RESEARCH 28: 132-140.

Regina K, Silvola J, Martikainen PJ. 1998. Mechanisms of N2O and NO production in the soil profile of a drained and forested peatland, as studied with acetylene, nitrapyrin and dimethyl ether. BIOLOGY AND FERTILITY OF SOILS 27: 205-210.

Saari A, Heiskanen J, Martikainen PJ. 1998. Effect of the organic horizon on methane oxidation and uptake in soil of a boreal Scots pine forest. FEMS MICROBIOLOGY ECOLOGY 26: 245-255.

Saarnio S, Alm J, Martikainen PJ, Silvola J. 1998. Effects of raised CO2 on potential CH4 production and oxidation in, and CH4 emission from, a boreal mire. JOURNAL OF ECOLOGY 86: 261-268.

Thornton FC, Shurpali NJ, Bock BR, Reddy KC,1998. N2O and NO emissions from poultry litter and urea applications to Bermuda grass. ATMOSPHERIC ENVIRONMENT 32(9): 1623-1630.

Shurpali NJ, Verma SB, 1998. Methane flux measurements from a peatland ecosystem during two growing seasons. Biogeochemistry 40: 1-15.


Thornton FC, Shurpali NJ, 1996. Estimation of the source strength of soil NOx in the Nashville, Tennessee Urban area. JOURNAL OF GEOPHYSICAL RESEARCH 101: 22817-22821.


Nykänen H, Alm J, Lång K, Silvola J, Martikainen PJ, 1995. Emissions of CH4, N2O and CO2 from a virgin fen and a fen drained for grassland in Finland. Journal of Biogeography 22: 351-357.

Verma, S.B., J. Kim, R.J. Clement, N.J. Shurpali and D.P. Billesbach. 1995. Trace gas and energy fluxes – micrometeorological perspectives. Soils and Global Change Advances in Soil Science 30: 361-375.

Shurpali, N.J., S.B. Verma, J. Kim, and T.J. Arkebauer. 1995. Carbon doxide exchange in a peatland ecosystem. JOURNAL OF GEOPHYSICAL RESEARCH 100: 14139-14326.


Crill PM, Martikainen PJ, Nykänen H, Silvola J, 1994. Temperature and fertilization effects on methane oxidation in a drained peatland soil. Soil Biology & Biochemistry 26: 1331-1339.


Martikainen PJ, Nykänen H, Crill P, Silvola J, 1993. Effect of a lowered water table on nitrous oxide fluxes from northern peatlands. Nature 366: 51-53.

Verma, S.B., F.G. Ullman, N. J. Shurpali, R.J. Clement, J. Kim and D.P. Billesbach. 1993. Micrometeorological measurements of methane flux and energy fluxes in a Minnesota peatland. SUO 43: 285-288.

Shurpali, N.J. , S.B. Verma, R.J. Clement, and D.P. Billesbach. 1993. Seasonal distribution of methane flux in a Minnesota peatland measured by eddy correlation technique JOURNAL OF GEOPHYSICAL RESEARCH 98: 20649-20655.