Luke Research / Asiantuntija

A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä

Fritze, Hannu; Tuomivirta, Tero; Orrù, Luigi; Canfora, Loredana; Cuartero, Jessica; Ros, Margarita; Pascual, Jose Antonio; Zornosa, Raúl; Egea-Cortines, Marcos; Lång, Kristiina; Kaseva, Janne; Peltoniemi, Krista. 2024. Effect of no-till followed by crop diversification on the soil microbiome in a boreal short cereal rotation. Biology and fertility of soils 60: 357-374.

Laiho, Raija; Salovaara, Petri; Mäkiranta, Päivi; Peltoniemi, Krista; Penttilä, Timo; Rajala, Tuomas; Hultman, Jenni; Korkiakoski, Mika; Fritze, Hannu. 2024. Reindeer shape soil methanogenic and methanotrophic communities in subarctic fen peatlands, with a minor impact on methane emissions : A field study. Soil biology and biochemistry 199: 13 p.

Peltoniemi, Krista; Velmala, Sannakajsa; Lloret, Eva; Ollio, Irene; Hyvönen, Juha; Liski, Eero; Brandt, Kristian K.; Campillo-Cora, Claudia; Fritze, Hannu; Iivonen, Sari; Lassen, Simon B.; Loit, Kaire; Martínez-Martínez, Silvia; Pennanen, Taina; Põldmets, Marian; Schrader, Stefan; Shanskiy, Merrit; Zornoza, Raúl; Waeyenberge, Lieven; Calviño, David Fernández. 2024. Soil and climatic characteristics and farming system shape fungal communities in European wheat fields. Agriculture ecosystems and environment 370: 109035.

Peltoniemi, Krista; Velmala, Sannakajsa; Fritze, Hannu; Jyske, Tuula; Rasi, Saija; Pennanen, Taina. 2023. Impacts of coniferous bark-derived organic soil amendments on microbial communities in arable soil – a microcosm study. FEMS Microbiology Ecology 99 3: 1-14.

Bhuiyan, Rabbil; Mäkiranta, Päivi; Straková, Petra; Fritze, Hannu; Minkkinen, Kari; Penttilä, Timo; Rajala, Tuomas; Tuittila, Eeva-Stiina; Laiho, Raija. 2022. Fine-root biomass production and its contribution to organic matter accumulation in sedge fens under changing climate. Science of The Total Environment 858: 12 p.

Juottonen, Heli; Kieman, Mirkka; Fritze, Hannu; Hamberg, Leena; Laine, Anna M.; Merilä, Päivi; Peltoniemi, Krista; Putkinen, Anuliina; Tuittila, Eeva-Stiina. 2022. Integrating Decomposers, Methane-Cycling Microbes and Ecosystem Carbon Fluxes Along a Peatland Successional Gradient in a Land Uplift Region. Ecosystems 25 6: 1249-1264.

Lepilin, D.; Laurén, A.; Uusitalo, J.; Fritze, H.; Laiho, R.; Kimura, B.; Tuittila, E.-S. 2022. Response of vegetation and soil biological properties to soil deformation in logging trails of drained boreal peatland forests. Canadian Journal of Forest Research 52 4: 511-526.

Mganga, Kevin Z.; Sietiö, Outi-Maaria; Meyer, Nele; Poeplau, Christopher; Adamczyk, Sylwia; Biasi, Christina; Kalu, Subin; Räsänen, Matti; Ambus, Per; Fritze, Hannu; Pellikka, Petri K.E.; Karhu, Kristiina. 2022. Microbial carbon use efficiency along an altitudinal gradient. Soil Biology and Biochemistry 173: 12 p.

Mäkelä, Jarmo; Arppe, Laura; Fritze, Hannu; Heinonsalo, Jussi; Karhu, Kristiina; Liski, Jari; Oinonen, Markku; Straková, Petra; Viskari, Toni. 2022. Implementation and initial calibration of carbon-13 soil organic matter decomposition in the Yasso model. Biogeosciences 19 17: 4305-4313.

Vainio, Elisa; Haikarainen, Iikka P.; Machacova, Katerina; Putkinen, Anuliina; Santalahti, Minna; Koskinen, Markku; Fritze, Hannu; Tuomivirta, Tero; Pihlatie, Mari. 2022. Soil-tree-atmosphere CH4 flux dynamics of boreal birch and spruce trees during spring leaf-out. Plant and Soil:

Fritze, Hannu; Penttilä, Timo; Mäkiranta, Päivi; Laiho, Raija; Tuomivirta, Tero; Forsman, Jukka; Kumpula, Jouko; Juottonen, Heli; Peltoniemi, Krista. 2021. Exploring the mechanisms by which reindeer droppings induce fen peat methane production. Soil Biology and Biochemistry 160:

Heikkinen, Jaakko; Ketoja, Elise; Seppänen, Leena; Luostarinen, Sari; Fritze, Hannu; Pennanen, Taina; Peltoniemi, Krista; Velmala, Sannakajsa; Hanajik, Peter; Regina, Kristiina. 2021. Chemical composition controls the decomposition of organic amendments and influences the microbial community structure in agricultural soils. Carbon management 12 4: 359-376.

Pakarinen, Aku; Fritze, Hannu; Timonen, Sari; Kivijärvi, Pirjo; Velmala, Sannakajsa. 2021. Boreal soil microbial diversity and seed onion mycorrhizal colonization is unaffected by preceding one season crop cultivation. European journal of soil biology 105: 12 p.

Peltoniemi, Krista; Adamczyk, Sylwia; Fritze, Hannu; Minkkinen, Kari; Pennanen, Taina; Penttilä, Timo; Sarjala, Tytti; Laiho, Raija. 2021. Site fertility and soil water‐table level affect fungal biomass production and community composition in boreal peatland forests. Environmental microbiology:

Peltoniemi, Krista; Velmala, Sannakajsa; Fritze, Hannu; Lemola, Riitta; Pennanen, Taina. 2021. Long-term impacts of organic and conventional farming on the soil microbiome in boreal arable soil. European journal of soil biology 104: 103314.

Kiheri, Heikki; Velmala, Sannakajsa; Pennanen, Taina; Timonen, Sari; Sietiö, Outi-Maaria; Fritze, Hannu; Heinonsalo, Jussi; van Dijk, Netty; Dise, Nancy; Larmola, Tuula. 2020. Fungal colonization patterns and enzymatic activities of peatland ericaceous plants following long-term nutrient addition. Soil biology and biochemistry 147: 11 p.

Kosunen, Maiju; Peltoniemi, Krista; Pennanen, Taina; Lyytikäinen-Saarenmaa, Päivi; Adamczyk, Bartosz; Fritze, Hannu; Zhou, Xuan; Starr, Mike. 2020. Storm and Ips typographus disturbance effects on carbon stocks, humus layer carbon fractions and microbial community composition in boreal Picea abies stands. Soil biology and biochemistry 148: 10 p.

Rasa, Kimmo; Pennanen, Taina; Peltoniemi, Krista; Velmala, Sannakajsa; Fritze, Hannu; Kaseva, Janne; Joona, Juuso; Uusitalo, Risto. 2020. Pulp and Paper Mill Sludges Decrease Soil Erodibility. Journal of environmental quality:

Soinne, Helena; Keskinen, Riikka; Heikkinen, Jaakko; Hyväluoma, Jari; Uusitalo, Risto; Peltoniemi, Krista; Velmala, Sannakajsa; Pennanen, Taina; Fritze, Hannu; Kaseva, Janne; Hannula, Markus; Rasa, Kimmo. 2020. Are there environmental or agricultural benefits in using forest residue biochar in boreal agricultural clay soil? Science of the total environment 731: 12 p.

Tarvainen, Oili; Saravesi, Karita; Pennanen, Taina; Markkola, Anna-Mari; Suokas, Marko; Fritze, Hannu. 2020. Fungal communities in decomposing wood along an energy wood harvest gradient. Forest Ecology and Management 465: 10 p.

Adamczyk, Bartosz; Sietiö, Outi-Maaria; Straková, Petra; Prommer, Judith; Wild, Birgit; Hagner, Marleena; Pihlatie, Mari; Fritze, Hannu; Richter, Andreas; Heinonsalo, Jussi. 2019. Plant roots increase both decomposition and stable organic matter formation in boreal forest soil. Nature Communications 10: 9 p.

Karhu, Kristiina; Hilasvuori, Emmi; Järvenpää, Marko; Arppe, Laura; Christensen, Bent T.; Fritze, Hannu; Kulmala, Liisa; Oinonen, Markku; Pitkänen, Juha-Matti; Vanhala, Pekka; Heinonsalo, Jussi; Liski, Jari. 2019. Similar temperature sensitivity of soil mineral-associated organic carbon regardless of age. Soil Biology and Biochemistry 136: 9 p.

König, Walter; König, Emilia; Weiss, Kirsten; Tuomivirta, Tero T.; Fritze, Hannu; Elo, Kari; Vanhatalo, Aila; Jaakkola, Seija. 2019. Impact of hexamine addition to a nitrite‐based additive on fermentation quality, Clostridia and Saccharomyces cerevisiae in a white lupin‐wheat silage. Journal of the Science of Food and Agriculture 99 4:

Laine, Anna M.; Mäkiranta, Päivi; Laiho, Raija; Mehtätalo, Lauri; Penttilä, Timo; Korrensalo, Aino; Minkkinen, Kari; Fritze, Hannu; Tuittila, Eeva‐Stiina. 2019. Warming impacts on boreal fen CO2 exchange under wet and dry conditions. Global Change Biology 25 6: 1995-2008.

Mlambo, Musa C.; Paavola, Riku; Fritze, Hannu; Louhi, Pauliina; Muotka, Timo. 2019. Leaf litter decomposition and decomposer communities in streams affected by intensive forest biomass removal. Ecological Indicators 101: 364-372.

Pennanen, Taina; Fritze, Hannu; de Boer, Wietze; Baldrian, Petr. 2019. Editorial: special issue on the ecology of soil microorganisms. FEMS Microbiology Ecology 95 12:

Rinne‐Garmston, Katja T.; Peltoniemi, Krista; Chen, Janet; Peltoniemi, Mikko; Fritze, Hannu; Mäkipää, Raisa. 2019. Carbon flux from decomposing wood and its dependency on temperature, wood N2 fixation rate, moisture and fungal composition in a Norway spruce forest. Global Change Biology 25 5: 1852-1867.

Hahn, Juliane; Juottonen, Heli; Fritze, Hannu; Tuittila, Eeva-Stiina. 2018. Dung application increases CH4 production potential and alters the composition and abundance of methanogen community in restored peatland soils from Europe. Biology and Fertility of Soils 54: 533-547.

Mäkipää, Raisa; Leppänen, Sanna M.; Sanz Munoz, Sonia; Smolander, Aino; Tiirola, Marja; Tuomivirta, Tero; Fritze, Hannu. 2018. Methanotrophs are core members of the diazotroph community in decaying Norway spruce logs. Soil Biology and Biochemistry 120: 230-232.

Mäkiranta, Päivi; Laiho, Raija; Mehtätalo, Lauri; Straková, Petra; Sormunen, Janne; Minkkinen, Kari; Penttilä, Timo; Fritze, Hannu; Tuittila, Eeva-Stiina. 2018. Responses of phenology and biomass production of boreal fens to climate warming under different water-table level regimes. Global Change Biology 2018 24: p. 944-956.

Putkinen, Anuliina; Tuittila, Eeva-Stiina; Siljanen, Henri M.P.; Bodrossy, Levente; Fritze, Hannu. 2018. Recovery of methane turnover and the associated microbial communities in restored cutover peatlands is strongly linked with increasing Sphagnum abundance. Soil Biology and Biochemistry 116: 110-119.

Reumer, Max; Harnisz, Monika; Lee, Hyo Jung; Reim, Andreas; Grunert, Oliver; Putkinen, Anuliina; Fritze, Hannu; Bodelier, Paul L. E.; Ho, Adrian. 2018. Impact of Peat Mining and Restoration on Methane Turnover Potential and Methane-Cycling Microorganisms in a Northern Bog. Applied and Environmental Microbiology 84 3: 1-17.

Sietiö, Outi-Maaria; Tuomivirta, Tero; Santalahti, Minna; Kiheri, Heikki; Timonen, Sari; Sun, Hui; Fritze, Hannu; Heinonsalo, Jussi. 2018. Ericoid plant species and Pinus sylvestris shape fungal communities in their roots and surrounding soil. New Phytologist 218 2: 738-751.

Badia-Fabregat, Marina; Lucas, Daniel; Tuomivirta, Tero; Fritze, Hannu; Pennanen, Taina; Rodriguez-Mozaz, Sara; Barcelo, Damia; Caminal, Gloria; Vicent, Teresa. 2017. Study of the effect of the bacterial and fungal communities present in real wastewater effluents on the performance of fungal treatments. Science of the Total Environment 579: 366-377.

Halmeenmäki, Elisa; Heinonsalo, Jussi; Putkinen, Anuliina; Santalahti, Minna; Fritze, Hannu; Pihlatie, Mari. 2017. Above- and belowground fluxes of methane from boreal dwarf shrubs and Pinus sylvestris seedlings. Plant and Soil 420 1-2: 361-373.

Juottonen, Heli; Eiler, Alexander; Biasi, Christina; Tuittila, Eeva-Stiina; Yrjälä, Kim; Fritze, Hannu. 2017. Distinct anaerobic bacterial consumers of cellobiose-derived carbon in boreal fens with different CO2/CH4 production ratios. Applied and Environmental Microbiology 83 4: 15 p.

König, W.; Lamminen, M.; Weiss, K.; Tuomivirta, Tero T.; Sanz Munoz, S.; Fritze, Hannu; Elo, K.; Puhakka, L.; Vanhatalo, A.; Jaakkola, S. 2017. The effect of additives on the quality of white lupin–wheat silage assessed by fermentation pattern and qPCR quantification of clostridia. Grass and Forage Science 72 4: 757-771.

Laiho, Raija; Penttilä, Timo; Fritze, Hannu. 2017. Reindeer droppings may increase methane production potential in subarctic wetlands. Soil Biology & Biochemistry 113: 260-262.

Badia-Fabregat, Marina; Lucas, Daniel; Alcina Pereira, Maria; Alves, Madalena; Pennanen, Taina; Fritze, Hannu; Rodriguez-Mozaz, Sara; Barcelo, Damia; Vicent, Teresa; Caminal, Gloria. 2016. Continuous fungal treatment of non-sterile veterinary hospital effluent: pharmaceuticals removal and microbial community assessment. Applied Microbiology and Biotechnology 100: 2401-2415.

Hanajik, Peter; Zvarik, Milan; Fritze, Hannu; Simkovic, Ivan; Kanka, Robert. 2016. Composition of microbial PLFAs and correlations with topsoil characteristics in the rare active travertine spring-fed fen. Ekologia 35 4: 295-308.

Kaila, Annu; Asam, Zaki; Koskinen, Markku; Uusitalo, Risto; Smolander, Aino; Kiikkilä, Oili; Sarkkola, Sakari; O'Driscoll, Connie; Kitunen, Veikko; Fritze, Hannu; Nousiainen, Hannu; Tervahauta, Arja; Xiao, Liwen; Nieminen, Mika. 2016. Impact of re-wetting of forestry-rained peatlands on water quality—a laboratory approach assessing the release of P, N, Fe, and dissolved organic carbon. Water, Air and Soil Pollution 227: 15 p, 15 p.

Karhu, Kristiina; Hilasvuori, Emmi; Fritze, Hannu; Biasi, Christina; Nykänen, Hannu; Liski, Jari; Vanhala, Pekka; Heinonsalo, Jussi; Pumpanen, Jukka. 2016. Priming effect increases with depth in a boreal forest soil. Soil Biology & Biochemistry 99: 104-107.

Peltoniemi, Krista; Laiho, Raija; Juottonen, Heli; Bodrossy, Levente; Kell, Dana K.; Minkkinen, Kari; Mäkiranta, Päivi; Mehtätalo, Lauri; Penttilä, Timo; Siljanen, Henri M. P.; Tuittila, Eeva-Stiina; Tuomivirta, Tero; Fritze, Hannu. 2016. Responses of methanogenic and methanotrophic communities to warming in varying moisture regimes of two boreal fens. Soil Biology & Biochemistry 97: 144-156.

Peltoniemi, Krista; Pyrhönen, Mirva; Laiho, Raija; Moilanen, Mikko; Fritze, Hannu. 2016. Microbial communities after wood ash fertilization in a boreal drained peatland forest. European Journal of Soil Biology 76: 95-102.

Ukonmaanaho, Liisa; Starr, Mike; Kantola, Marjatta; Laurén, Ari; Piispanen, Juha; Pietilä, Heidi; Perämäki, Paavo; Merilä, Päivi; Fritze, Hannu; Tuomivirta, Tero; Heikkinen, Juha; Mäkinen, Jari; Nieminen, Tiina M. 2016. Impacts of forest harvesting on mobilization of Hg and MeHg in drained peatland forests on black schist or felsic bedrock. Environmental Monitoring and Assessment 188: 22 p, 22 p.

Huusko, Karoliina; Tarvainen, Oili; Saravesi, Karita; Pennanen, Taina; Fritze, Hannu; Kubin, Eero; Markkola, Annamari. 2015. Short-term impacts of energy wood harvesting on ectomycorrhizal fungal communities of Norway spruce saplings. The ISME Journal 9 3: 581-591.

Juottonen, Heli; Kotiaho, Mirkka; Robinson, Devin; Merilä, Päivi; Fritze, Hannu; Tuittila, Eeva-Stiina. 2015. Microform-related community patterns of methane-cycling microbes in boreal Sphagnum bogs are site specific. FEMS Microbiology Ecology 91 9: 13 p.

Peltoniemi, Krista; Laiho, Raija; Juottonen, Heli; Kiikkilä, Oili; Mäkiranta, Päivi; Minkkinen, Kari; Pennanen, Taina; Penttilä, Timo; Sarjala, Tytti; Tuittila, Eeva-Stiina; Tuomivirta, Tero; Fritze, Hannu. 2015. Microbial ecology in a future climate: effects of temperature and moisture on microbial communities of two boreal fens. FEMS Microbiology Ecology 91 7: Article number: fiv062.

Zekker I, Rikmann E, Tenno T, Kroon K, Seiman A, Loorits L, Fritze H, Tuomivirta T, Vabamäe P, Raudkivi M & Tenno T. 2015. Start-up of low-temperature anammox in UASB from mesophilic yeast factory anaerobic tank inoculum. Environmental Technology 36(2): 214-225.

Zekker, Ivar; Rikmann, Ergo; Tenno, Toomas; Loorits, Liis; Kroon, Kristel; Fritze, Hannu; Tuomivirta, Tero; Vabamäe, Priit; Raudkivi, Markus; Mandel, Anni; Rubin, Sergio S.C. DC.; Tenno, Taavo. 2015. Nitric oxide for anammox recovery in a nitrite-inhibited deammonification system. Environmental Technology 36 19: 2477-2487.

Larmola T, Leppänen S, Tuittila ES, Aarva M, Merilä P, Fritze H & Tiirola M 2014. Methanotrophy induces nitrogen fixation during peatland development. Proceedings of the National Academy of Sciences of the United States of America 111(2): 734-739.

Putkinen, A., Larmola, T., Tuomivirta, T., Siljanen, H.M.P., Bodrossy, L., Tuittila, E.-S. & Fritze, H. 2014. Peatland succession induces a shift in the community composition of Sphagnum-associated active methanotrophs. FEMS Microbiology Ecology 88(3): 596-611.

Hilasvuori, E., Akujärvi, A., Fritze, H., Karhu, K., Laiho, R., Mäkiranta, P., Oinonen, M., Palonen, V., Vanhala, P. & Liski, J. 2013. Temperature sensitivity of decomposition in a peat profile. Soil Biology & Biochemistry 67: 47-54.

Kotiaho, M., Fritze, H., Merilä, P., Tuomivirta, T., Väliranta, M., Korhola, A., Karofeld, E. & Tuittila, E.-S. 2013. Actinobacteria community structure in the peat profile of boreal bogs follows a variation in the microtopographical gradient similar to vegetation. Plant and Soil 369(1-2): 103-114.

Bragazza, L., Buttler, A., Habermarcher, J., Brancaleoni, L., Gerdol, R., Fritze, H., Hanajík, P., Laiho, R. & Johnson, D. 2012. High nitrogen deposition alters the decomposition of bog plant litter and reduces carbon accumulation. Global Change Biology 18: 1163-1172.

Juottonen, H., Vikman, A., Nieminen, M., Tuomivirta, T., Tuittila, E.-S., Nousiainen, H., Kell, D., Yrjälä, K., Tervahauta, A. & Fritze, H. 2012. Methane-cycling microbial communities and methane emissions in natural and restored peatlands. Applied and Environmental Microbiology 78: 6386-6389.

Kataja-aho, Sanna; Smolander, Aino; Fritze, Hannu; Norrgård, Sini; Haimi, Jari. 2012. Responses of soil carbon and nitrogen transformations to stump removal. Silva Fennica 46 2: 169-179.

Peltoniemi, K., Straková, P., Fritze, H., Iráizoz, P.A., Pennanen, T. & Laiho, R. 2012. How water-level drawdown modifies litter decomposing fungal and actinobacterial communities in boreal peatlands. Soil Biology & Biochemistry 51: 20-34.

Putkinen, A., Larmola, T., Tuomivirta, T., Siljanen, H., Bodrossy, L., Tuittila, E.-S. & Fritze, H. 2012. Water dispersal of methanotrophic bacteria maintains functional methane oxidation in Sphagnum mosses. Frontiers in Terrestrial Microbiology 3: 15.

Vaario, L.-M., Heinonsalo, J., Spetz, P., Pennanen, T., Heinonen, J., Tervahauta, A. & Fritze, H. 2012. The ectomycorrhizal fungus Tricholoma matsutake is a facultative saprotroph in vitro. Mycorrhiza 22(6): 409-418.

Hynninen, A., Fritze, H., Sarkkola, S., Kitunen, V., Nousiainen, H., Silvan, N., Laine, J., Tervahauta, A. & Nieminen, M. 2011. N2O fluxes from peatland buffer areas after high N loadings in five forested catchments in Finland. Wetlands 31(6): 1067-1077.

Kataja-aho, S., Fritze, H. & Haimi, J. 2011. Short-term responses of soil decomposer community and vegetation to stump harvesting. Forest Ecology and Management 262: 379-388.

Kataja-aho, S., Saari, E., Fritze, H. & Haimi, J. 2011. Effects of stump removal on soil decomposer community in undisturbed forest floor after clear felling. Scandinavian Journal of Forest Research 26(3): 221-231.

Kytöviita, M.-M., Pietikäinen, A. & Fritze, H. 2011. Plant and soil responses to absence of plant cover and monoculturing in low arctic meadows. Applied Soil Ecology 48: 142-151.

Straková, P., Niemi, R.M., Freeman, C., Peltoniemi, K., Toberman, H., Heiskanen, I., Fritze, H. & Laiho, R. 2011. Litter type affects the activity of aerobic decomposers in a boreal peatland more than site nutrient and water table regimes. Biogeosciences 8(9): 2741-2755.

Vaario, L.-M., Fritze, H., Spetz, P., Heinonsalo, J., Hanajík, P. & Pennanen, T. 2011. Tricholoma matsutake dominates diverse microbial communities in different forest soils. Applied and Environmental Microbiology 77(24): 8523-8531.

Vanhala, P., Karhu, K., Tuomi, M., Björklöf, K., Fritze, H., Hyvärinen, H. & Liski, J. 2011. Warming climate alters the vegetation and soil microbiology but has no effect on temperature sensitivity of soil organic matter decomposition. Global Change Biology 17: 538-550.

Yrjälä, K., Tuomivirta, T., Juottonen, H., Putkinen, A., Lappi, K., Tuittila, E.-S., Penttilä, T., Minkkinen, K., Laine, J., Peltoniemi, K. & Fritze, H. 2011. CH4 production and oxidation processes in a boreal fen ecosystem after long-term water table drawdown. Global Change Biology 17(3): 1311-1320.

Hämäläinen, K., Fritze, H., Jungner, H., Karhu, K., Oinonen, M., Sonninen, E., Spetz, P., Tuomi, T., Vanhala, P. & Liski, J. 2010. Molecular sieve sampling of CO2 from decomposition of organic matter for AMS radiocarbon measurements. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms 268: 1067-1069.

Karhu, K., Fritze, H., Hämäläinen, K., Vanhala, P., Jungner, H., Oinonen, M., Sonninen, E., Tuomi, M., Spetz, P., Kitunen, V. & Liski, J. 2010. Temperature sensitivity of soil carbon fractions in boreal forest soil. Ecology 91(2): 370-376.

Karhu, K., Fritze, H., Tuomi, M., Vanhala, P., Spetz. P., Kitunen, V. & Liski, J. 2010. Temperature sensitivity of organic matter decomposition in two boreal forest soil profiles. Soil Biology & Biochemistry 42(1): 72-82.

Kotiaho, M., Fritze, H., Merilä, P., Juottonen, H., Leppälä, M., Laine, J., Laiho, R., Yrjälä, K. & Tuittila, E.-S. 2010. Methanogen activity in relation to water table level in two boreal fens. Biology and Fertility of Soils 46(6): 567-575.

Larmola, T., Tuittila, E.-S., Tiirola, M., Nykänen, H., Martikainen, P.J., Yrjälä, K., Tuomivirta, T. & Fritze, H. 2010. The role of Sphagnum mosses in the methane cycling of a boreal mire. Ecology 91(8): 2356-2365.

Salminen, J., Hernesmaa, A., Karjalainen, H., Fritze, H. & Romantschuk M. 2010. Soil faunal activity, bacterial community composition and functional redundancy in coniferous forest soil. Biology and Fertility of Soils 46: 113-126.

Mäkiranta, P., Laiho, R., Fritze, H., Hytönen, J., Laine, J. & Minkkinen, K. 2009. Indirect regulation of heterotrophic peat soil respiration by water level via microbial community structure and temperature sensitivity. Soil Biology & Biochemistry 41: 695-703.

Peltoniemi, K., Fritze, H. & Laiho, R. 2009. Responses of fungal and actinobacterial communities to water-level drawdown in boreal peatland sites. Soil Biology & Biochemistry 41(9): 1902-1914.

Putkinen, A., Juottonen, H., Juutinen, S., Tuittila, E.-S., Fritze, H. & Yrjälä, K. 2009. Archaeal rRNA communities and methane production in deep peat sediments. FEMS Microbiology Ecology 70: 87-98.

Tuomivirta, T., Yrjälä, K. & Fritze, H. 2009. Quantitative PCR of pmoA using a novel reverse primer correlates with potential methane oxidation in Finnish fen. Research in Microbiology 160(10): 751-756.

Jaatinen, K., Laiho, R., del Castillo, U., Vuorenmaa, A., Minkkinen, K., Pennanen, T., Penttilä, T. & Fritze, H. 2008. Responses of aerobic microbial communities and soil respiration to water-level drawdown in a northern boreal fen. Environmental Microbiology 10: 339-353.

Juottonen, H., Tuittila, E.-S., Juutinen, S., Fritze, H. & Yrjälä, K. 2008. Seasonality of rDNA- and rRNA-derived archaeal communities and methanogenic potential in a boreal mire. The ISME journal 2: 1157-1168.

Malmivaara-Lämsä, M., Hamberg, L., Haapamäki, E., Liski, J., Kotze, D.J., Lehvävirta, S. & Fritze, H. 2008. Edge effects and trampling in boreal urban forest fragments - impacts on the soil microbial community. Soil Biology & Biochemistry 40: 1612-1621.

Rantalainen, M.-L., Haimi, J., Fritze, H., Pennanen, T. & Setälä, H. 2008. Soil decomposer community as a model system in studying the effects of habitat fragmentation and habitat corridors. Soil Biology & Biochemistry 40: 853-863.

Tuomi, M., Vanhala, P., Karhu, K., Fritze, H. & Liski, J. 2008. Heterotrophic soil respiration - comparison of different models describing its temperature dependence. Ecological Modelling 211: 182-190.

Vanhala, P., Karhu, K., Tuomi, M., Björklöf, K., Fritze, H. & Liski, J. 2008. Temperature sensitivity of soil organic matter decomposition in southern and northern part of the boreal forest zone. Soil Biology & Biochemistry 40: 1758-1764.

Buurman, P., Schellekens, J., Fritze, H. & Nierop, K.G.J. 2007. Selective depletion of organic matter in mottled podzol horizons. Soil Biology & Biochemistry 39: 607-621.

Jaatinen, K., Fritze, H., Laine, J. & Laiho, R. 2007. Effects of short- and long-term water-level drawdown on populations and activity of aerobic decomposers in a boreal peatland. Global Change Biology 13: 491-510.

Korkama, T., Fritze, H., Kiikkilä, O. & Pennanen, T. 2007. Do same-aged but different height Norway spruce (Picea abies) clones affect soil microbial community? Soil Biology & Biochemistry 39(9): 2420-2423.

Korkama, T., Fritze, H., Pakkanen, A. & Pennanen, T. 2007. Interactions between extraradical ectomycorrhizal mycelia, microbes associated with the mycelia and growth rate of Norway spruce (Picea abies) clones. New Phytologist 173: 798-807.

Pietikäinen, J., Tikka, P.J., Valkonen, S., Isomäki, A. & Fritze, H. 2007. Is the soil microbial community related to the basal area of trees in a Scots pine stand? Soil Biology & Biochemistry 39: 1832-1834.

Vanhala, P., Karhu, K., Tuomi, M., Sonninen, E., Jungner, H., Fritze, H. & Liski, J. 2007. Old soil carbon is more temperature sensitive than young in an agricultural field. Soil Biology & Biochemistry 39: 2967-2970.

Jokinen, H.K., Kiikkilä, O. & Fritze, H. 2006. Exploring the mechanisms behind elevated microbial activity after wood ash application. Soil Biology & Biochemistry 38: 2285-2291.

Maaßen, S., Fritze, H. & Wirth, S. 2006. Response of soil microbial biomass, activities, and community structure at a pine stand in north-eastern Germany, five years after thinning. Canadian Journal of Forest Research 36: 1427-1436.

Moilanen, M., Fritze, H., Nieminen, M., Piirainen, S., Issakainen, J. & Piispanen, J. 2006. Does wood ash application increase heavy metal accumulations in forest berries and mushrooms? Forest Ecology and Management 226: 153-160.

Rantalainen, M.-L., Haimi, J., Fritze, H. & Setälä, S. 2006. Effects of small-scale habitat fragmentation, habitat corridors and mainland dispersal on soil decomposer organisms. Applied Soil Ecology 34: 152-159.

Galand, P., Fritze, H., Conrad, R. & Yrjälä, K. 2005. Pathways for methanogenesis and diversity of methanogenic Archaea in three boreal peatland ecosystems. Applied and Environmental Microbiology 71: 2195-2198.

Galand P., Juottonen H., Fritze. H. & Yrjälä, K. 2005. Methanogen communities in a drained bog: effect of ash fertilization. Microbial Ecology 49: 209-217.

Hernesmaa, A., Björklöf, K., Kiikkilä, O., Fritze, H., Haahtela, K. & Romantschuk, M. 2005. Structure and function of microbial communities in the rhizosphere of the Scots pine after cutting. Soil Biology & Biochemistry 37: 777-785.

Jaatinen, K., Tuittila, E.-S., Laine, J., Yrjälä, K. & Fritze, H. 2005. Methane-oxidizing bacteria in a Finnish raised mire complex: Effects of site fertility and drainage. Microbial Ecology 50(3): 429-439.

Juottonen, H., Galand, P., Tuittila, E.-S., Laine, J., Fritze, H. & Yrjälä, K. 2005. Methanogen communities and bacteria along an ecohydrological gradient in a northern raised bog complex. Environmental Microbiology 7(10): 1547-1557.

Perkiömäki, J. & Fritze, H. 2005. Cadmium in upland forests after vitality fertilization with wood ash - a summary of soil microbiological studies into the potential risk of cadmium release. Biology and Fertility of Soils 41(2): 75-84.

Rantalainen, M.-L., Fritze, H., Haimi, J., Pennanen, T. & Setälä, H. 2005. Colonisation of newly established habitats by soil decomposer organisms: the effect of habitat corridors in relation to colonisation distance and habitat size. Applied Soil Ecology 28: 67-77.

Rantalainen, M.-L., Fritze, H., Haimi, J., Pennanen, T. & Setälä, H. 2005. Species richness and food web structure of soil decomposer community as affected by the scale of habitat fragmentation and habitat corridors. Global Change Biology (online) 11: 1614-1627.

Vanhala, P., Tamminen, P. & Fritze, H. 2005. Relationship between basal soil respiration rate, tree stand and soil characteristics in boreal forest. Environmental Monitoring and Assessment 101: 85-92.

Jaatinen, K., Knief, K., Yrjälä, K., Dunfield, P. & Fritze, H. 2004. Methanotrophic bacteria in boreal forest soil - effects of fire. FEMS Microbiology Ecology 50: 195-202.

Perkiömäki, J., Levula, T. & Fritze, H. 2004. A reciprocal decomposition experiment of Scots pine needles 19 yr after wood ash fertilization. Soil Biology & Biochemistry 36: 731-734.

Rantalainen, M.-L., Fritze, H., Haimi, J., Kiikkilä, O., Pennanen, T. & Setälä, H. 2004. Do enchytraeid worms and habitat corridors facilitate the colonisation of habitat patches by soil microbes? Biology and Fertility of Soils 39: 200-208.

Rantalainen, M.-L., Kontiola, L., Haimi, J., Fritze, H. & Setälä, H. 2004. Influence of resource quality on the composition of soil decomposer community in fragmented and continuous habitat. Soil Biology & Biochemistry 36: 1983-1996.

Yrjälä, K., Katainen, R., Jurgens, G., Saarela, U., Saano, A., Romantschuk, M. & Fritze, H. 2004. Wood ash fertilization alters the forest humus Archaea community. Soil Biology & Biochemistry 36: 199-201.

Galand, P., Fritze, H. & Yrjälä, K. 2003. Microsite-dependent changes in methanogenic populations in a boreal oligotrophic fen. Environmental Microbiology 5(11): 1133-1143.

Landeweert, R., Veenman, C., Kuyper, T.W., Fritze, H., Wernars, K. & Smit, E. 2003. Quantification of ectomycorrhizal mycelium in soil by real-time PCR compared to conventional quantification techniques. FEMS Microbiology Ecology 45(3): 283-292.

Malmivaara-Lämsä, M. & Fritze H. 2003. Effect of wear and above ground forest site type characteristics on the soil microbial community structure in an urban setting. Plant and Soil 256: 187-203.

Perkiömäki J. & Fritze H. 2003. Does simulated acid rain increase the leaching of cadmium from wood ash to toxic levels for coniferous forest humus microbes? FEMS Microbiology Ecology 44: 27-33.

Perkiömäki, J., Kiikkilä, O., Moilanen, M., Issakainen, J., Tervahauta, A. & Fritze, H. 2003. Cadmium-containing wood ash in a pine forest: effects on humus microflora and cadmium concentrations in mushrooms, berries and needles. Canadian Journal of Forest Research 33: 2443-2451.

Perkiömäki, J., Tom-Petersen, A., Nybroe, O. & Fritze, H. 2003. Boreal forest microbial community after long-term field exposure to acid and metal pollution and its potential remediation by using wood ash. Soil Biology & Biochemistry 35: 1517-1526.

Siira-Pietikäinen, A., Haimi, J. & Fritze, H. 2003. Organisms, decomposition, and growth of pine seedlings in boreal forest soil affected by sod cutting and trenching. Biology and Fertility of Soils 37: 163-174.

Galand, P., Saarnio, S., Fritze, H. & Yrjälä, K. 2002. Depth related diversity of methanogen Archaea in Finnish oligothrophic fen. FEMS Microbiology Ecology 42(3): 441-449.

Kiikkilä, O., Derome, J., Brügger, T., Uhlig, C. & Fritze, H. 2002. Copper mobility and toxicity of soil percolation water to bacteria in a metal polluted forest soil. Plant and Soil 238: 273-280.

Kiikkilä, O., Pennanen, T., Perkiömäki, J., Derome, J. & Fritze, H. 2002. Organic material as a copper immobilising agent: a microcosm study on bioremediation. Basic and Applied Ecology 3(3): 245-253.

Liiri, M., Setälä, H., Haimi, J., Pennanen, T. & Fritze, H. 2002. Relationship between soil microarthropod species diversity and plant growth does not change when the system is disturbed. Oikos 96: 137-149.

Liiri, M., Setälä, H., Haimi, J., Pennanen, T. & Fritze, H. 2002. Soil processes are not influenced by the functional complexity of soil decomposer food webs under disturbance. Soil Biology & Biochemistry 34(7): 1009-1020.

Merilä, P., Strömmer, R. & Fritze, H. 2002. Soil microbial activity and community structure along a primary succession transect on the land-uplift coast in western Finland. Soil Biology & Biochemistry 34(11): 1647-1654.

Perkiömäki J. & Fritze H. 2002. Short and long-termed effects of wood ash on the boreal forest microbial community. Soil Biology & Biochemistry 34(9): 1343-1353.

Fritze, H., Perkiömäki, J., Petänen, T., Pennanen, T., Romantschuck, M., Karp, M. & Yrjälä, K. 2001. A microcosmos study on the effects of Cd-containing wood ash on the coniferous forest humus fungal community and Cd bioavailability. Journal of Soils and Sediments 1(3): 146-150.

Kiikkilä, O., Perkiömäki, J., Barnette, M., Derome, J., Pennanen, T., Tulisalo, E. & Fritze, H. 2001. In situ bioremediation through mulching of soil polluted by a copper-nickel smelter. Journal of Environmental Quality 30: 1134-1143.

Liiri, M., Setälä, H., Haimi, J., Pennanen, T. & Fritze, H. 2001. Influence of Cognettia spaghnetorum (Enchytraeidae) on birch growth and microbial activity, composition and biomass in soil with or without wood ash. Biology and Fertility of Soils 34: 185-195.

Pennanen, T., Strömmer, R., Markkola, A. & Fritze, H. 2001. Microbial and plant community structure across a primary succession gradient. Scandinavian Journal of Forest Research 16: 37-43.

Siira-Pietikäinen, A., Haimi, J., Kanninen, A., Pietikäinen, J. & Fritze, H. 2001. Responses of decomposer community to root-isolation and addition of slash. Soil Biology & Biochemistry 33(14): 1993-2004.

Siira-Pietikäinen, A., Pietikäinen, J., Fritze, H. & Haimi, J. 2001. Resistance of soil decomposer communities to forest management: clear felling versus alternative methods. Canadian Journal of Forest Research 31(1): 88-99.

Fritze, H., Perkiömäki, J., Saarela, U., Katainen, R., Tikka, P., Yrälä, K., Karp, M., Haimi, J. & Romantschuk, M. 2000. Effect of Cd-containing wood ash on the microflora of coniferous forest humus. FEMS Microbiology Ecology 32: 43-51.

Fritze, H., Pietikäinen, J. & Pennanen, T. 2000. Distribution of microbial biomass and phospholipid fatty acids in Podzol profiles under coniferous forest. European Journal of Soil Science 51: 565-573.

Haimi, J., Fritze, H. & Moilanen, P. 2000. Responses of soil decomposer animals to wood-ash fertilization and burning in a coniferous forest. Forest Ecology and Management 129(1-3): 53-61.

Kiikkilä, O., Pennanen, T., Pietikäinen, J. & Fritze, H. 2000. Some observations on the copper tolerance of bacterial communities using the 3H-thymidine incorporation method in heavy metal polluted humus. Soil Biology & Biochemistry 32: 883-885.

Pietikäinen, J., Hiukka, R. & Fritze, H. 2000. Does short-term heating of forest humus change its properties as a substrate for microbes? Soil Biology & Biochemistry 32(2): 277-288.

Pietikäinen, J., Kiikkilä, O. & Fritze, H. 2000. Charcoal as a habitat for microbes and its effect on the microbial community of the underlying humus. Oikos 89: 231-242.

Fritze, H., Tikka, P., Pennanen, T., Saano, A., Jurgens, A., Nilsson, M., Bergman, I. & Kitunen, V. 1999. Detection of Archaeal diether lipid by gas chromatography from humus and peat. Scandinavian Journal of Forest Research 14: 545-551.

Mälkönen, E., Derome, J., Fritze, H., Helmisaari, H.-S., Kukkola, M., Kytö, M., Saarsalmi, A. & Salemaa, M. 1999. Compensatory fertilization of Scots pine stands polluted by heavy metals. Nutrient Cycling in Agroecosystems 55: 239-268.

Ohtonen, R., Fritze, H., Pennanen, T., Jumpponen, A. & Trappe, T. 1999. Ecosystem properties and microbial community changes in primary succession on a glacier forefront. Oecologia 119(2): 239-246.

Pennanen, T., Liski, J., Bååth, E., Kitunen, V., Uotila, J., Westman, C.-J. & Fritze, H. 1999. Structure of the microbial communities in coniferous forest soils in relation to site fertility and stand development stage. Microbial Ecology 38: 168-179.

Pietikäinen, J., Vaijärvi, E., Ilvesniemi, H., Fritze, H. & Westman, C.J. 1999. Carbon storage of microbes and roots and the flux of CO2 across a moisture gradient. Canadian Journal of Forest Research 29(8): 1197-1203.

Fritze,, H., Pennanen, T. & Kitunen, V. 1998. Characterization of dissolved organic carbon from burned humus and its effects on microbial activity and community structure. Soil Biology & Biochemistry 30(6): 687-693.

Pennanen, T., Fritze, H., Vanhala, P., Kiikkilä, O., Neuvonen, S. & Bååth, E. 1998. Structure of a microbial community in soil after prolonged addition of low levels of simulated acid rain. Applied and Environmental Microbiology 64(6): 2173-2180.

Pennanen, T., Perkiömäki, J., Kiikkilä, O., Vanhala, P., Neuvonen, S. & Fritze, H. 1998. Prolonged, simulated acid rain and heavy metal deposition: separated and combined effects on forest soil microbial community structure. FEMS Microbiology Ecology 27: 291-300.

Vanhala, P., Kapanen, A., Fritze, H. & Niemi, R.M. 1998. Microbial activity and biomass in four Finnish coniferous forest soils - spatial variability and effects of heavy metals. Boreal Environment Research 3: 287-295.

Fritze,H., Vanhala,P., Pietikäinen,J. & Mälkönen,E. 1996. Vitality fertilization of Scots pine stands growing along a gradient of heavy metal pollution: short-term effects on microbial biomass and respiration rate of the humus layer. Fresenius' Journal of Analytical Chemistry 354(4-5): 750-755.

Pennanen, T., Frostegård, Å., Fritze, H. & Bååth, E. 1996. Phospolipid fatty acid composition and heavy metal tolerance of soil microbial communities along two heavy metal-polluted gradients in coniferous forests. Applied and Environmental Microbiology 62(2): 420-428.

Vanhala, P., Fritze, H. & Neuvonen, S. 1996. Prolonged simulated acid rain treatment in the subarctic: effect on the soil respiration rate and microbial biomass. Biology and Fertility of Soils 23: 7-14.

Vanhala, P., Kiikkilä, O. & Fritze, H. 1996. Microbial responses of forest soil to moderate anthropogenic air pollution. Water, Air, and Soil Pollution 86: 173-186.

Bååth, E., Frostegård, Å., Pennanen, T. & Fritze, H. 1995. Microbial community structure and pH response in relation to soil organic matter quality in wood-ash fertilized, clear-cut or burned coniferous forest soil. Soil Biology & Biochemistry 27(2): 229-240.

Fritze, H., Kapanen, A. & Vanhala, P. 1995. Cadmium contamination of wood ash and fire-treated coniferous humus: effect on soil respiration. Bulletin of Environmental Contamination and Toxicology 54: 775-782.

Helmisaari, H.-S.; Derome, J.; Fritze, H.; Nieminen, T.; Palmgren, K.; Salemaa, M.; Vanha-Majamaa, I. 1995. Copper in Scots pine forests around a heavy-metal smelter in south-western Finland. Water, Air and Soil Pollution 85 3: 1727-1732.

Pietikäinen, J. & Fritze, H. 1995. Clear-cutting and prescribed burning in coniferous forest: comparison of effects on soil fungal and total microbial biomass, respiration activity and nitrification. Soil Biology & Biochemistry 27(1): 101-109.

Fritze, H., Järvinen, P. & Hiukka, R. 1994. Near-infrared characteristics of forest humus are correlated with soil respiration and microbial biomass in burnt soil. Biology and Fertility of Soils 18: 80-82.

Fritze, H., Smolander, A., Levula, T., Kitunen, V. & Mälkönen, E. 1994. Wood-ash fertilization and fire treatments in a Scots pine forest stand: Effects on the organic layer, microbial biomass, and microbial activity. Biology and Fertility of Soils 17: 57-63.

Kiikkilä, O., Mikkola, K., Myllyvirta, T. & Fritze, H. 1994. Soil acidity status in polluted and non-polluted areas in southern Finland. Scandinavian Journal of Forest Research 9(3): 193-202.

Fritze, H. & Bååth, E. 1993. Microfungal species composition and fungal biomass in coniferous forest soil polluted by alkaline deposition. Microbial Ecology 25: 83-92.

Fritze, H., Pennanen, T. & Pietikäinen, J. 1993. Recovery of soil microbial biomass and activity from prescribed burning. Canadian Journal of Forest Research 23: 1286-1290.

Pietikäinen, J. & Fritze, H. 1993. Microbial biomass and activity in the humus layer following burning: short-term effects of two different fires. Canadian Journal of Forest Research 23: 1275-1285.

A3 Kirjan tai muun kokoomateoksen osa

Fritze,, H., Pennanen, T. & Vanhala, P. 1997. Impact of fertilizers on the humus layer microbial community of Scots pine stands growing along a gradient of heavy metal pollution. In: Insam, H. & Rangger, A. (eds.). Microbial communities: Functional versus structural approaches. Springer-Verlag, Berlin. p. 68-83.

A4 Artikkeli konferenssijulkaisussa

Hanajik, Peter; Zvarik, Milan; Fritze, Hannu. 2015. Microbial PLFA, organic carbon fractions and microbial biomass in soils under different windthrow management in biospheric reservation of the Tatras. ATINER'S Conference Paper Series ERT2015-1722: 3-12.

B1 Kirjoitus tieteellisessä aikakauslehdessä (Unrefereed journal articles)

Baldrian, Petr; Pennanen, Taina; Kohout, Petr; Fritze, Hannu. 2024. Editorial: Theme issue on the ecology of soil microorganisms. Fems microbiology ecology 100 4: 3 p.

Larmola, Tuula; Tiirola, Marja; M. Leppänen, Sanna; Putkinen, Anuliina; Aarva, Maija; Merilä, Päivi; Fritze, Hannu; Tuittila, Eeva-Stiina. 2014. Metaanin hapettajat – suon hiilen ja typen kierron kaksoisagentit. Metsätieteen aikakauskirja 4: 263-268.

Kataja-aho, Saana; Smolander, Aino; Fritze, Hannu; Norrgård, Sini; Haimi, Jari. 2012. Kantojen korjuun vaikutukset maaperän hiili- ja typpidynamiikkaan. Metsätieteen aikakauskirja 2: 153-154.

Karhu, K., Fritze, H., Hämäläinen, K., Vanhala, P., Jungner, H., Oinonen, M., Sonninen, E., Tuomi, M., Spetz, P., Kitunen, V. & Liski, J. 2010. Temperature sensitivity of decomposition. Bulletin of the Ecological Society of America 91(1): 45-47.

Larmola, T., Tuittila, E.-S., Tiirola, M., Nykänen, H., Martikainen, P.J., Yrjälä, K., Tuomivirta, T. & Fritze, H. 2010. Sphagnum in methane cycling. Bulletin of the Ecological Society of America 91(2): 207-209.

Laiho, R., Anttila, J., Freeman, C., Fritze, H., Laine, J., Niemi, M., Peltoniemi, K., Penttilä, T. & Vávrová, P. 2009. Suoekosysteemin hiilen kierron osatekijöiden vasteet vedenpinnan tason alenemiseen. Pro Terra 41: 22-23.

B2 Kirjan tai muun kokoomateoksen osa (Book section)

Nieminen, Mika; Kaila, Annu; Koskinen, Markku; Sarkkola, Sakari; Fritze, Hannu; Tuittila, Eeva-Stiina; Nousiainen, Hannu; Koivusalo, Harri; Laurén, Ari; Ilvesniemi, Hannu; Vasander, Harri; Sallantaus, Tapani. 2015. Natural and restored wetland buffers in reducing sediment and nutrient export from forested catchments: Finnish experiences (Chapter 5). In: The role of natural and constructed wetlands in nutrient cycling and retention on the landscape / Ed. Jan Vymazal. Springer International Publishing Switzerland. p. 57-72.

Fritze, H., Pennanen, T., Haimi, J., Siira-Pietikäinen, A. & Vanhala, P. 2000. Effects of heavy metals on soil microflora. In: Mälkönen, E. (ed.). Forest condition in a changing environment - the Finnish case. Forestry Sciences, Vol. 65. Kluwer Academic Publishers. p. 260-265.

Mälkönen, E., Levula, T. & Fritze, H. 2000. Prescribed burning as a soil amelioration measure. In: Mälkönen, E. (ed.). Forest condition in a changing environment - the Finnish case. Forestry Sciences, Vol. 65. Kluwer Academic Publishers. p. 296-300.

Pennanen, T., Vanhala, P., Kiikkilä, O. & Fritze, H. 2000. Effects of acidic deposition on forest soil microbiology. In: Mälkönen, E. (ed.). Forest condition in a changing environment - the Finnish case. Forestry Sciences, Vol. 65. Kluwer Academic Publishers. p. 200-202.

Pietikäinen, J. & Fritze, H. 1996. Soil microbial biomass: Determination and reaction to burning and ash fertilization. In: Goldammer, J.G. & Furyaev, V.V. (eds.). Fire in ecosystems of boreal Eurasia. Kluwer Acadmic Publishers, p. 337-349.

B3 Vertaisarvioimaton artikkeli konferenssijulkaisussa (Unrefereed conference proceedings)

Vaario, L.-M., Heinonsalo, J., Spetz, P., Pennanen, T. & Fritze, H. 2011. Tricholoma matsutake - an ectomycorrhizal fungus, lives between symbiotic and saprophytic when need arises. In: Proceedings of the 7th International Conference on Mushroom Biology and Mushroom Products, 4-7 October, 2011, Arcachon, France. Vol. 1. p. 500-505.

Laiho, R., Anttila, J., Freeman, C., Fritze, H., Niemi, M., Peltoniemi, K., Penttilä, T. & Vávrová, P. 2008. Responses of boreal peatland carbon cycle to persistent water level drawdown. In: Farrel, C. & Feehan, J. (eds.). Proceedings of the 13th International Peat Congress. After Wise Use - The Future of Peatlands. Tullamore, Ireland, 8-13 June 2008. Volume 1, Oral Presentations. International Peat Society, p. 603-606.

Helmisaari, H-S., Derome, J., Fritze, H., Nieminen, T., Palmgren, K., Salemaa, M. & Vanha-Majamaa, I. 1995. Heavy metals in Scots pine forests - Ecosystem study in south-western Finland. In: Saski, E. & Saarinen, T. (eds.). Second Finnish Conference of Environmental Sciences, Helsinki, November 16-18, 1995. Environmental Research in Finland Today. Proceedings. Helsingin yliopiston soveltavan kemian ja mikrobiologian laitos, mikrobiologian julkaisuja 43: 321-324.

Helmisaari, H.-S., Derome, J., Fritze, H., Nieminen, T., Palmgren, K., Salemaa, M. & Vanha-Majamaa, I. 1995. Copper in Scots pine forests around a heavy-metal smelter in south-western Finland. In: Grennfelt, P., Rodhe, H., Thörnelöf, E. & Wisniewski, J. (eds.). Acid Reign '95? Proceedings from the 5th International Conference on Acidic Deposition: Science & Policy. Göteborg, Sweden, 26-30 June 1995. Vol. 3. Kluwer Academic Publishers, Water, Air, and Soil Pollution 85(3): 1727-1732.

D1 Artikkeli ammattilehdessä

Fritze, Hannu; Peltoniemi, Krista; Pennanen, Taina; Velmala, Sannakajsa; Hultman, Jenni; Korpela, Leila; Tarvainen, Oili; Karhu, Jouni; Laurila, Marika; Kangas, Katja. 2024. Monipuolisia mikrobiyhteisöjä, vanhoja ystäviä. Viherympäristö 5: s. 46-49.

Fritze, Hannu; Pennanen, Tainen; Velmala, Sannakajsa; Peltoniemi, Krista; Tarvainen, Oili; Kangas, Katja. 2022. Kaupunkien viheralueet - askel terveellisempään elämään. Viherympäristö 30 2: 48-49.

Perkiömäki, J.; Fritze, H. 2004. Tuhkalannoituksen kadmiumista ei vaaraa ihmisille eikä luonnolle. Metsäntutkimus 8 1: 3-4.

Pennanen, T. & Fritze, H. 1998. Raskasmetallit vaurioittavat maaperän pieneliöstöä. Heavy metals have disturbed the soil biota. Ilmansuojelu 2: 11-12.

Saano, A., Tikka, P. & Fritze, H. 1998. Arkkieliöt - tietoja muinaisuudesta, lupauksia tulevaisuudelle. Kemia - Kemi 25(8): 660 - 664.

D2 Artikkeli ammatillisessa käsi- tai opaskirjassa tai ammatillisessa tietojärjestelmässä, taikka oppikirja-aineisto

Derome, J., Fritze, H., Heiskanen, J., Helmisaari, H.-S., Levula, T., Mälkönen, E., Pennanen, T., Saarsalmi, A., Smolander, A., Starr, M. & Tamminen, P. 1999. Vastanneet anonyymeina julkaisun 'Näytteenotto metsämaan ominaisuuksien määrittämistä varten' (Metsäntutkimuslaitoksen tiedonantoja 729, 54 s., toim. Tamminen P. & Mälkönen, E.) artikkeleiden kirjoittamisesta.

Pietikäinen, J. & Fritze, H. 1998. Maaperämikrobisto. Julkaisussa: Kaila, S. (toim.). Monimuotoisuus talousmetsän uudistamisessa -hankkeen väliraportit (MONTA-hanke). Metsätehon raportti 62: 9.

Westman, C.J., Fritze, H., Helmisaari, H.-S., Ilvesniemi, H., Lehto, T., Liski, J., Mecke, M., Pietikäinen, J. & Smolander, A. 1996. Carbon in boreal coniferous forest soil. In: Roos, J. (ed.). The Finnish Research Programme on Climate Change. Final Report. Publications of the Academy of Finland 4/96: 223-231.

Fritze, Hannu; Haimi, Jari; Helmisaari, Heljä-Sisko; Siire-Pietikäinen, Anne; Smolander, Aino; Vanhala, Pekka. 1994. Hienojuuret ja maaperän eliöstö Raskasmetallien kuormittamassa maassa. Metsäntutkimuslaitoksen tiedonantoja 527: 185-194.

Westman, C.J., Fritze, H., Helmisaari, H-S., Ilvesniemi, H., Jauhiainen, M., Kitunen, V., Lehto, T., Liski, J., Mecke, M., Pietikäinen, J. & Smolander, A. 1994. Carbon in boreal coniferous forest soil. In: Kanninen, M. & Heikinheimo, P. (eds.). The Finnish Research Programme on Climate Change. Second Progress Report. Publications of the Academy of Finland 1/94: 177-186.

D4 Julkaistu kehittämis- tai tutkimusraportti taikka -selvitys

Rönkkö, Emilia; Eklund, Daniela; Enwald, Heidi; Fritze, Hannu; Hakosalo, Heini; Hentilä, Helka-Liisa; Hugg, Timo; Hyrkäs-Palmu, Henna; Ikäheimo, Tiina; Juuti, Eevi; Kangas, Katja; Korpelainen, Pekka; Korpelainen, Raija; Kuhanen, Jan; Kärmeniemi, Mikko; Lammi, Anelma; Lankila, Tiina; Luusua, Aale; Markkanen, Piia; Multas, Anna-Maija. 2024. Pandemiakestävä kaupunkisuunnittelu osana yhteiskunnan kokonaisturvallisuutta : RECIPE Policy Brief. 12 s. Oulun yliopisto

Fritze, H. & Perkiömäki, J. 1999. Puuntuhkan vaikutus humuskerroksen mikrobistoon kangasmaalla. Metsätehon raportti 82. 17 s.

Paloniemi, J., Harjula, H., Hilska-Aaltonen, M., Luukkonen, E., Murtomaa, A., Mälkönen, E. & Fritze, H. 1993. Puuntuhkan käyttöä metsissä selvittäneen työryhmän muistio. Työryhmämuistio MMM 1993:8. MMM, 11 s.

M1 Tutkimuksesta kertovat esitykset

Hahn, Juliane; Juottonen, Heli; Tuittila, Eeva-Stiina; Fritze, Hannu. 2015. Are high CH4 emissions from restored Central European peatlands due to earlier methanogen transplantation through manure? Luonnonvarakeskus

Halmeenmäki, E.; Heinonsalo, J.; Santalahti, M.; Fritze, H.; Pihlatie, M. 2015. Above- and belowground CH4 fluxes from boreal forest shrubs and Scots pine. 4 p. Natural Resources Institute Finland

Halmeenmäki, E.; Peltola, O.; Santalahti, M.; Heinonsalo, J.; Fritze, H.; Pihlatie, M.; Machacova, K. 2015. Revealing sources of CH4 in a boreal upland forest. 1 p. Natural Resources Institute Finland

Halmeenmäki, E.; Santalahti, M.; Heinonsalo, J.; Fritze, H.; Machacova, K.; Peltola, O.; Pihlatie, M. 2015. Methane emissions from the forest floor and woody plants in a boreal upland forest. 1 p. Natural Resources Institute Finland

Pennanen, Taina; Fritze, Hannu. 2015. Kuinka tutkia maaperän mikrobiston monimuotoisuutta? Luonnonvarakeskus

Santalahti, M.; Halmeenmäki, E.; Machacova, K.; Peltola, O.; Heinonsalo, J.; Fritze, H.; Pihlatie, M. 2015. Revealing sources of biological methane production in boreal upland forests. University of Helsinki, Natural Resources Institute Finland

Sietiö, Outi-Maaria; Fritze, Hannu; Santalahti, Minna; Heinonsalo, Jussi. 2015. The effect of plant-derived C flow on the microbial community structure and enzymatic activities in boreal forest. University of Helsinki, Natural Resources Institute Finland

M2 Konferenssiabstraktit

Adamczyk, Bartosz; Sietiö, Outi-Maaria; Strakova, Petra; Pihlatie, Mari; Fritze, Hannu; Heinonsalo, Jussi. 2018. Plant-associated microbes use a different pathway to decompose soil organic matter than free-living saprotrophic microorganisms. In: 3rd Conference on Ecology of Soil Microorganisms / eds. Krista Kettunen & Oili Kiikkilä. Natural resources and bioeconomy studies 29/2018: p. 78.

Fritze, Hannu; Larmola, Tuula; Tuomivirta, Tero; Putkinen, Anuliina. 2018. Importance of methanotrophy in the C and N cycle. In: 3rd Conference on Ecology of Soil Microorganisms / eds. Krista Kettunen & Oili Kiikkilä. Natural resources and bioeconomy studies 29/2018: p. 29.

Kiheri, Heikki; Velmala, Sannakajsa; Pennanen, Taina; Timonen, Sari; Sietiö, Outi-Maaria; Heinonsalo, Jussi; van Dijk, Netty; Dise, Nancy; Fritze, Hannu; Larmola, Tuula. 2018. Effects of 15 Years of Nutrient Addition on Ericoid Mycorrhizal Colonization at Whim Bog. In: 3rd Conference on Ecology of Soil Microorganisms / eds. Krista Kettunen & Oili Kiikkilä. Natural resources and bioeconomy studies 29/2018: p. 133.

Kiheri, Heikki; Velmala, Sannakajsa; Pennanen, Taina; Timonen, Sari; Sietiö, Outi-Maaria; Heinonsalo, Jussi; van Dijk, Netty; Dise, Nancy; Fritze, Hannu; Larmola, Tuula. 2018. Pitkäaikaisen typpilannoituksen vaikutukset varpujen sienijuuriin karulla Whim-suolla. In: Suopäivä 2018 : abstraktikirja. Suoseura. p. 48.

Peltoniemi, Krista; Fritze, Hannu; Pennanen, Taina; Penttilä, Timo; Sarjala, Tytti; Adamczyk, Sylwia; Laiho, Raija. 2018. Fungal biomass and species composition in boreal peatland forests estimated by in-growth mesh bag method. In: 3rd Conference on Ecology of Soil Microorganisms / eds. Krista Kettunen & Oili Kiikkilä. Natural resources and bioeconomy studies 29/2018: p. 163.

Putkinen, Anuliina; Haikarainen, Iikka; Halmeenmäki, Elisa; Pyykkö, Petteri; Lohila, Annalea; Korkiakoski, Mika; Fritze, Hannu; Pihlatie, Mari. 2018. Links between soil CH4 cycling and tree-derived CH4 emissions on a forestry-drained peatland. In: 3rd Conference on Ecology of Soil Microorganisms / eds. Krista Kettunen & Oili Kiikkilä. Natural resources and bioeconomy studies 29/2018: p. 169.

Tuomivirta, Tero; Egea-Cortines, Marcos; Fritze, Hannu; Huerta, Esperanza; Nuutinen, Visa; Orru, Luigi; Pascual, Jose; Pinzari, Flavia; Ros, Margarita; Thiele-Bruhn, Sören; Zornoza, Raùl. 2018. The H2020 Diverfarming project: assessing the impact of crop diversification on soil biodiversity across Europe. In: 3rd Conference on Ecology of Soil Microorganisms / eds. Krista Kettunen & Oili Kiikkilä. Natural resources and bioeconomy studies 29/2018: p. 196.

Bhuiyan, Rabbil; Mäkiranta, Päivi; Strakova, Petra; Minkkinen, Kari; Penttilä, Timo; Fritze, Hannu; Tuittila, Eeva-Stiina; Laiho, Raija. 2017. Responses of fine root production to warming under different water-table level scenarios in sedge fens: a climate change perspective. In: 7th International symposium on physiological processes in roots of woody plantswoody root 7jointly with Annual meeting of European network COST Action FP1305 BiolinkJune 26 - 292017TartuEstonia : Abstract book / Eds. K. KriiskaK. RosenvaldA. Meitern and I. Ostonen. University of Tartu. p. 100.

Karhu, Kristiina; Biasi, Christina; Nykänen, Hannu; Hilasvuori, Emmi; Fritze, Hannu; Vanhala, Pekka; Liski, Jari; Heinonsalo, Jussi; Pumpanen, Jukka; Kukkola, Mikko; Saarsalmi, Anna; Ilvesniemi, Hannu; Ambus, Per. 2017. Labiilin hiilen lisäyksen orgaanisen aineksen hajotusta kiihdyttävä vaikutus boreaalisissa maissa. In: Maaperä kiertotalouden perustana : IX Maaperätieteiden päivien abstraktit / Toim. J. Leppälammi-Kujansuu, T. Pennanen, K. Rankinen, T. Salo, H. Soinne ja P. Hänninen. Pro Terra 71: p. 24.

Larmola, Tuula; Kiheri, Heikki; Fritze, Hannu; Laiho, Raija; Pennanen, Taina; Hobbie, Erik A.; Bubier, Jill L.; van Dijk, Netty; Dise, Nancy; Moore, Tim R.; Nilsson, Mats B.; Talbot, Julie. 2017. Typpilaskeuman vaikutus soiden hiilen sidontaan ja ravinnekiertoon: varpu-sieni vuorovaikutuksen merkitys. In: Maaperä kiertotalouden perustana : IX Maaperätieteiden päivien abstraktit / Toim. J. Leppälammi-Kujansuu, T. Pennanen, K. Rankinen, T. Salo, H. Soinne ja P. Hänninen. Pro Terra 71: p. 57.

Putkinen, Anuliina; Haikarainen, Iikka; Halmeenmäki, Elisa; Pyykkö, Petteri; Lohila, Annalea; Korkiakoski, Mika; Heinonsalo, Jussi; Fritze, Hannu; Pihlatie, Mari. 2017. Metsäojitetun suon vedenpinnan noston vaikutus maan ja puiden metaanikierron mikrobiologisiin muuttujiin. In: Maaperä kiertotalouden perustana : IX Maaperätieteiden päivien abstraktit / Toim. J. Leppälammi-Kujansuu, T. Pennanen, K. Rankinen, T. Salo, H. Soinne ja P. Hänninen. Pro Terra 71: p. 60-61.

Sietiö, Outi-Maaria; Adamczyk, Bartosz; Timonen, Sari; Sinkko, Hanna; Tuomivirta, Tero; Kiheri, Heikki; Santalahti, Minna; Sun, Hui; Fritze, Hannu; Heinonsalo, Jussi. 2017. Kanervakasvien vaikutus metsämaan mikrobiyhteisöjen rakenteeseen ja toimintaan. In: Maaperä kiertotalouden perustana : IX Maaperätieteiden päivien abstraktit / Toim. J. Leppälammi-Kujansuu, T. Pennanen, K. Rankinen, T. Salo, H. Soinne ja P. Hänninen. Pro Terra 71: p. 22-23.

Fritze, Hannu; Penttilä, Timo; Laiho, Raija. 2016. Plan to study: Acclimation of arctic peatlands - through reindeer grazing - to a changing climate. Natural Resources Institute Finland

Hahn, J.; Juottonen, H.; Tuittila, E. S.; Fritze, Hannu. 2016. Cattle dung can increase CH4 production and influence the methanogen community of rewetted peat soils. Natural Resources Institute Finland

Halmeenmäki, Elisa; Heinonsalo, Jussi; Santalahti, Minna; Putkinen, Anuliina; Fritze, Hannu; Pihlatie, Mari. 2016. Above- and belowground fluxes of CH4 from boreal shrubs and Scots pine. Natural Resources Institute Finland

Koskinen, Markku; Kaila, Annu; Asam, Zaki-ul-Zaman; Uusitalo, Risto; Smolander, Aino; Kiikkilä, Oili; Sarkkola, Sakari; Kitunen, Veikko; Fritze, Hannu; Nousiainen, Hannu; Tervahauta, Arja; Xiao, Liven; Nieminen, Mika. 2016. Effect of peat characteristics on P, N and DOC mobilization from re-wetted peat soils - A laboratory column study for the impacts of restoration on forestry-drained peatlands. In: Suot biotalouden maailmassasuopäivä 2.2.2016Helsinki : Tiivistelmätesitelmät ja posterit. Suoseura. 1 p.

König, Walter; Lamminen, Marjukka; König, Emilia; Weiss, Kirsten; Tuomivirta, Tero T.; Sanz Munoz, Sonia; Fritze, Hannu; Elo, Kari; Puhakka, Laura; Vanhatalo, Saila; Jaakkola, Seija. 2016. Valkolupiinin soveltuvuus säilörehuksi. In: Maataloustieteen Päivät 2016, 12.-13.1.2016 Viikki, Helsinki : esitelmä- ja posteritiivistelmät / Toim. Laura Alakukku, Nina Schulman ja Tuula Puhakainen. Suomen maataloustieteellisen seuran tiedote 32: p. 188.

Larmola, Tuula; Leppänen, Sanna M.; Tuittila, Eeva-Stiina; Aarva, Maija; Merilä, Päivi; Fritze, Hannu; Tiirola, Marja. 2016. Methanotrophs contribute to peatland nitrogen. Geophysical Research Abstracts 18: 1 p.

Lepilin, Dmitrii; Kimura, Bryn; Uusitalo, Jori; Laiho, Raija; Fritze, Hannu; Laurén, Ari; Tuittila, Eeva-Stiina. 2016. Impact of forest machinery on soil physical properties and microbiology of forestry-drained peatlands. In: Suot biotalouden maailmassasuopäivä 2.2.2016Helsinki : Tiivistelmätesitelmät ja posterit. Suoseura. p. 14.

Peltoniemi, Krista; Tuomivirta, Tero; Fritze, Hannu. 2016. SIP-leimaus ja syväsekvensointi paljastavat suon metaania hapettavan mikrobiyhteisön toiminnallisen monimuotoisuuden. In: Suot biotalouden maailmassasuopäivä 2.2.2016Helsinki : Tiivistelmätesitelmät ja posterit. Suoseura. p. 31.

Pihlatie, Mari; Haikarainen, Iikka; Halmeenmäki, Elisa; Pyykkö, Petteri; Heinonsalo, Jussi; Santalahti, Minna; Putkinen, Anuliina; Fritze, Hannu; Machacova, Katerina; Korkiakoski, Mika; Minkkinen, Kari; Ojanen, Paavo; Penttilä, Timo; Lohila, Annalea. 2016. Methane (CH4) emissions from trees in boreal upland and drained peatland forests. University of Helsinki, Natural Resources Institute Finland

Hahn, J.; Juottonen, H.; Tuittila, E.S.; Fritze, H. 2015. Are high CH4 emissions from restored Central European peatlands due to earlier methanogen transplantation through manure? In: VIII Maaperätieteiden päivien abstraktit / Toim. J. Leppälammi-Kujansuu, T. Pennanen, K. Rankinen, T. Salo, H. Soinne ja P. Hänninen. Pro Terra 67: p. 52-53.

Hanajik, Peter; Zvarik, Milan; Fritze, Hannu. 2015. Shift of PLFA's in the forest soils at the wind throw area in the biospferic researvation of the Tatras. In: Earthgeology & geography abstracts : Annual international conferences on earthgeology and geography1-4 June 2015AthensGreece / Ed. Gregory T. Papanikos. the Athens Institute for Education and Research. p. 33.

Kataja-aho, Saana; Ilvesniemi, Hannu; Lindgren, Martti; Fritze, Hannu; Haimi, Jari. 2015. Voimakkaan maanmuokkauksen pidempiaikaisista vaikutuksista maaperän hajottajaeliöstöön. In: VIII Maaperätieteiden päivien abstraktit / Toim. J. Leppälammi-Kujansuu, T. Pennanen, K. Rankinen, T. Salo, H. Soinne ja P. Hänninen. Pro Terra 67: p. 47-48.

Santalahti, M.; Halmeenmäki, E.; Machacova, K.; Heinonsalo, J.; Fritze, H.; Pihlatie, M. 2015. Are methanogens involved in methane emissions in boreal upland forest? Natural Resources Institute Finland

Haimi, J., Kataja-Aho, S., Fritze, H., Pennanen, T. & Smolander, A. 2013. Kantojen korjuun vaikutukset maaperän biologiaan ja kasvillisuuteen. Julkaisussa: Leppälammi-Kujansuu, J., Soinne, H., Merilä, P., Rankinen, K., Salo, T. & Hänninen, P. (toim.). Maankäytön kestävyys. VII Maaperätieteiden päivien abstraktit. Pro Terra 61: 14.

Putkinen, A., Juottonen, H., Tuittila, E.-S., Peltoniemi, K., Tolvanen, A., Tuomivirta, T., Yrjälä, K. & Fritze, H. 2013. Metsäojitetun suon ennallistamisen mikrobiologiset indikaattorit. Microbiological indicators of restoration succession of forestry-drained peatlands. Julkaisussa: Leppälammi-Kujansuu, J., Soinne, H., Merilä, P., Rankinen, K., Salo, T. & Hänninen, P. (toim.). Maankäytön kestävyys. VII Maaperätieteiden päivien abstraktit. Pro Terra 61: 100-101.

Zekker, I., Kroon, K., Pitk, P., Rikmann, E., Tenno, T., Vabamäe, P., Loorits, L., Rubin, S., Fritze, H., Tuomivirta, T. & Tenno, T. 2013. Rapid start-up of autotrophic nitrogen removal process after inoculation with micro-organisms from yeast factory anaerobic tank. In: Papanikos, G.T. (ed.). 6th Annual International Conference on Agriculture, 15-18 July 2013, Athens, Greece. Abstract Book. Athens Institute for Education and Research, Athens, Greece. p. 77.

Peltoniemi, K., Juottonen, H., Laiho, R., Peltoniemi, M., Penttilä, T., Siljanen, H., Bodrossy, L., Tuomivirta, T. & Fritze, H. 2012. Microbial communities of methane cycle in boreal peatlands under a warming climate. In: Ilmastonmuutos ja metsät - Metsätieteen päivä 2012. Suomen Metsätieteellinen Seura, Helsinki. p. 32.

Aarva, M., Larmola, T., Leppänen, S., Tiirola, M., Fritze, H., Merilä, P. & Tuittila, E.-S. 2011. Typensidonsta primäärisukkessiojatkumon soiden rahkasammalissa. Julkaisussa: Soinne, H., Kähkönen, M., Merilä, P., Rankinen, K., Salo, T. & Hänninen, P. (toim.). Mieli maassa - maa mielessä. VI Maaperätieteiden päivien abstraktit. Pro Terra 52: 103-104.

Kotiaho, M., Fritze, H., Merilä, P., Laine, A., Väliranta, M., Korhola, A., Karofeld, E. & Tuittila, E.-S. 2011. Aktinobakteeriyhteisöjen vaihtelu boreaalisilla rahkasoilla. Julkaisussa: Soinne, H., Kähkönen, M., Merilä, P., Rankinen, K., Salo, T. & Hänninen, P. (toim.). Mieli maassa - maa mielessä. VI Maaperätieteiden päivien abstraktit. Pro Terra 52: 107-108.

Merilä, P., Salemaa, M., Hilli, S. & Fritze, H. 2011. Mikrobibiomassa ja -yhteisörakenne maan orgaanisen kerroksen F- ja H-horisonteissa boreaalisten havumetsien ilmastogradientilla. Julkaisussa: Soinne, H., Kähkönen, M., Merilä, P., Rankinen, K., Salo, T. & Hänninen, P. (toim.). Mieli maassa - maa mielessä. VI Maaperätieteiden päivien abstraktit. Pro Terra 52: 111-112.

Ukonmaanaho, L., Starr, M., Kantola, M., Piispanen, J., Nieminen, M., Merilä, P., Fritze, H., Mäkilä, M., Loukola-Ruskeeniemi, K. & Nieminen, T.M. 2011. Will the harvesting of peatland forest mobilize heavy metals? In: ICOBTE 2011, 11th International Conference on the Biogeochemistry of Trace Elements, 3.-7.7.2011, Firenze, Italy. Abstracts. p. 2 p.

Merilä, P., Malmivaara-Lämsä, M., Spetz, P., Stark, S., Vierikko, K., Derome, J. & Fritze, H. 2010. Soil organic matter quality as a link between microbial community structure and vegetation composition along a successional gradient in a boreal forest. In: 1st International Conference associated with 4th Meeting of Young Researchers in Earth Sciences (MYRES). Structures and Processes of the Initial Ecosystem Development. 20-24 September 2010, Cottbus, Germany. Proceedings. p. 81.

Vaario, L.-M., Fritze, H., Sarjala, T., Savonen, E. & Pennanen, T. 2010. Structure of fungal and actinobacterial communities in the soil dominated by Tricholoma matsutake. In: Abstracts of 13th International Symposium on Microbial Ecology, 22-27 August 2010, Seattle, WA, USA. p. PS.10.026.

Kotiaho, M., Fritze, H., Aulanko, H., Merilä, P. & Tuittila E.-S. 2009. Actinomycete communities in a mire chronosequence. In: 10th International Symposium on Bacterial Genetics and Ecology BAGECO 10, 15-19 June 2009, Uppsala Sweden. Program and Abstract. p. 217.

Kotiaho, M., Leppälä, M., Merilä, P., Juottonen, H., Fritze, H., Yrjälä, K., Laine, J. & Tuittila, E.-S. 2009. Kahden sarasuon metanogeeniyhteisö kuivana ja sateisena vuonna. Julkaisussa: Soinne, H., Helmisaari, H.-S., Hänninen, P., Kähkönen, M., Rankinen, K. & Esala, M. (toim.). Maaperä muuttuvassa maailmassa. V Maaperätieteiden päivät, Helsinki 8.-9.1.2009. Laajennetut abstraktit. Pro Terra 41: 63-64.

Merilä, P., Silvan, N., Penttilä, T., Pietiläinen, P., Tolvanen, A., Linkosalmi, M., Laiho, R., Minkkinen, K., Tuittila, E.-S., Fritze, H., Laine, J. & Sarjala, T. 2009. Effect of elevated temperature on C and N transformations in organic soils - experimental setup with open top chambers. In: The 2nd International Symposium on Carbon in Peatlands, Brevnov Abbey, Prague, Czech Republic, 25-30 September 2009. Poster abstracts. CD-ROM Appendix. p. 4.

Kotiaho, M., Fritze, H., Merilä, P., Leppälä, M., Juottonen, H., Putkinen, A., Sarjala, T. & Tuittila, E.-S. 2008. Successional patterns of in vitro soil respiration and methane production and oxidation along a mire chronosequence. In: Farrell, C. & Feehan, J. (eds.). Proceedings of the 13th International Peat Congress. After Wise Use - The Future of Peatlands. Abstracts of Presentations. Tullamore, Ireland, 8-13 June 2008. p. 148.

Tuittila, E.-S., Leppälä, M., Kotiaho, M., Juottonen, H., Merilä, P., Yrjälä, K., Laine, J., Kukko-oja, K. & Fritze, H. 2007. Successional change in methane dynamics along a mire chronosequence. In: International Symposium on Environmental Biogeochemistry (ISEB-18) - Environmental Biogeochemistry at the Extremes, 11-16 November 2007, Taupo, New Zealand. Abstracts. 1 p.

Merilä, P., Galand, P.E., Fritze, H., Tuittila, E.-S., Kukko-oja, K., Laine, J. & Yrjälä, K. 2006. Methanogen communities along a primary succession transect of mire ecosystems. Metaanintuottajatyhteisöt suon primaarisukkessiotransektilla. In: Räty, M., Bärlund, I., Makkonen, K., Kähkönen, M. & Esala, M. (eds.). Miten maamme makaa - Suomen maaperä ja sen tila. IV Maaperätieteiden päivien laajennetut abstraktit. Pro Terra 29: 79.

Tuittila, E.-S., Leppälä, M., Laine, J., Kukko-oja, K., Yrjälä, K., Fritze, H. & Merilä, P. 2006. Successional change in methane dynamics along a mire chronosequence. In: Fall 2006 meeting of American Geophysical Union. 1 p.

Korkama, T., Fritze, H., Kiikkilä, O., Pakkanen, A. & Pennanen, T. 2005. Kuusen genotyyypin vaikutus ektomykorritsasieniyhteisöön ja maaperämikrobeihin. The impact of genotype of Norway spruce on ectomycorrhizal community and soil microbes. Julkaisussa: Siimes, K., Makkonen, K., Pietikäinen, J., Mattila, P., Penttinen, S. & Esala, M. (toim.). Maaperän vuorovaikutukset. III Maaperätieteiden päivien laajennetut abstraktit. Pro Terra 22: 55-56.

Merilä, P., Fritze, H., Stark, S. & Derome, J. 2005. Soil C and N transformations and microbial community structure along successional transect located on an acid sulphate soil. In: Program and abstracts of the Joint International Symposia for Subsurface Microbiology (ISSM 2005) and Environmental Biogeochemistry (ISEB XVII)August 14-19, 2005, Jackson Hole, Wyoming, USA. American Society for Microbiology, Washington DC. p. 71.

Merilä, P., Galand, P.E., Fritze, H., Tuittila, E.-S., Kukko-oja, K., Laine, J. & Yrjälä, K. 2005. Development of methanogen communities during a primary succession of mire ecosystems. In: Program and abstracts of the Joint International Symposia for Subsurface Microbiology (ISSM 2005) and Environmental Biogeochemistry (ISEB XVII). August 14-19, 2005, Jackson Hole, Wyoming, USA. American Society for Microbiology, Washington DC. p. 31.

Potila, H., Pennanen, T., Fritze, H., Korkama, T., Hartman, M. & Sarjala, T. 2005. Onko lämpösummalla vaikutusta mikrobiyhteisön rakenteeseen ojitetulla turvemaalla? Does temperature sum affect microbial community on drained peatlands? Julkaisussa: Siimes, K., Makkonen, K., Pietikäinen, J., Mattila, P., Penttinen, S. & Esala, M. (toim.). Maaperän vuorovaikutukset. III Maaperätieteiden päivien laajennetut abstraktit. Pro Terra 22: 31-32.

Merilä, P., Fritze, H., Galand, P., Laine, J. Tuittila, E.-S. & Yrjälä, K. 2004. Development of methanogen communities along a successional transect of peatlands. In: International Conference on Arctic Microbiology 22.-25.2004, Rovaniemi, Finland. Program and abstracts. p. 69.

Fritze, H. & Perkiömäki, J. 2002. Onko puuntuhkan kadmium haitallinen metsämaan mikrobeille. Julkaisussa: Pietola, L. & Esala, M. (toim.). Maa, josta elämme. II. Maaperätieteiden päivät, Helsinki 19.-20.11.2002. Laajennetut abstraktit. Pro Terra 15: 20-22.

Galand, P., Saarnio, S., Fritze, H. & Yrjälä, K. 2002. Diversity of methanogen Archaea in Finnish oligotrophic fen. Julkaisussa: Pietola, L. & Esala, M. (toim.). Maa, josta elämme. II. Maaperätieteiden päivät, Helsinki 19.-20.11.2002. Laajennetut abstraktit. Pro Terra 15: 83-85.

Merilä, P., Strömmer, R., Smolander, A. & Fritze, H. 2002. Soil microbial activities related to C and N cycling, and microbial community structure along a primary succession transect. In: Saari, J. & Sen, R. (eds.). Impacts of Soil Microbes on Plant Population Dynamics and Productivity. 8th New Phytologist Symposium, June 9-14, 2002, Helsinki, Finland. Programme and abstracts. 1 p.

Merilä, P., Strömmer, R., Smolander, A. & Fritze, H. 2002. Soil microbial activities related to C and N cycling, and microbial community structure along a primary succession transect. In: Turretsky, M., Crowe, S. & Prior, H. (eds.). BIOGEOMON 2002, 4th International Symposium on Ecosystem Behaviour, August 17-21, 2002, The University of Reading, UK. Book of conference abstracts. p. 153.

Vanhala, P:, Tamminen, P. & Fritze, H. 2002. Relationship between soil respiration rate, tree stand and soil characteristics in boreal forests. In: Turretsky, M., Crowe, S. & Prior, H. (eds.). BIOGEOMON 2002, 4th International Symposium on Ecosystem Behaviour, August 17-21, 2002, The University of Reading, UK. Book of conference abstracts. p. 240.

Fritze H. 2001. Effect of Cd containing wood ash on the microflora of coniferous forest humus. In: Högbom, L. & Nohrstedt, H.-Ö. (eds.). Environmental Consequences of Recycling Wood Ash to Forests. Extended abstracts from the SNS workshop at Grimsö, Sweden, 22-25 May 2000. SkogForsk Report 2: 34-35.

Fritze, H., Saarela, U., Perkiömäki, J. & Yrjälä, K. 2001. Effect of Cd-containing wood ash on the microflora of coniferous forest humus. In: Interactions in the Microbial World. 9th International Symposium on Microbial Ecology, ISME-9, 26-31 August 2001, Amsterdam, The Netherlands. Final programme and abstracts. p. 293.

Kiikkilä, O., Fritze, H. & Derome, J. 2001. Decontamination of metal-polluted forest soil as assessed by copper mobility and the toxicity of soil percolation water to bacteria. In: Interactions in the Microbial World. 9th International Symposium on Microbial Ecology, ISME-9, 26-31 August 2001, Amsterdam, The Netherlands. Final programme and abstracts. p. 360.

Perkiömäki, J., Tom-Petersen, A., Nybroe, O. & Fritze, H. 2001. Boreal forest microbial community after restoration of acidified and metal polluted humus. In: Interactions in the Microbial World. 9th International Symposium on Microbial Ecology, ISME-9, 26-31 August 2001, Amsterdam, The Netherlands. Final programme and abstracts. p. 181.

Vinolas, L.C., Ghiorse, W.C., Fritze, H., Freeman, C., Jones, D.L. & Vallejo, V.R. 2001. Combining biochemical and molecular techniques to assess the impact of erosion, vegetation cover and compost on soil microbial communities, function and diversity. In: Interactions in the Microbial World. 9th International Symposium on Microbial Ecology, ISME-9, 26-31 August 2001, Amsterdam, The Netherlands. Final programme and abstracts. p. 372.

Liiri, M., Setälä, H., Haimi, J., Pennanen, T. & Fritze, H. 2000. Onko biodiversiteetillä merkitystä maaperäekosysteemissä? Julkaisussa: Pietola, L. (toim.). Maaperätieteet ihmiskunnan palveluksessa. Maaperätieteiden päivien laajennetut abstraktit. Pro Terra 4/2000: 80.

Paavolainen, L., Reijonen, R., Smolander, A., Fritze, H., Hantula, J., Niemelä, P. & Helmisaari, H.-S. 2000. Microbial population structure and activity in a forest soil down to a depth of 15 m. In: EUROSOIL 2000, University of Reading, 4-6 September, 2000. British Society of Soil Science. 2 p.

Pennanen, T., Tuomainen, M., Fritze, H., Hantula, J., Haimi, J., Tikka, P. & Setälä, H. 2000. Structure od the soil bacterial and fungal communities in the presence or absence of Cognettia sphagnetorum (Enchytraeidae) and ash fertilization. In: EUROSOIL 2000, University of Reading, 4-6 September, 2000. British Society of Soil Science. 1 p.

Saarela, U., Perkiömäki, J., Romantschuk, M., Fritze, H. & Yrjälä, K. 2000. Aktinomykeettien diversiteetti tuhkalla ja kadmiumtuhkalla käsitellyssä havumetsän humuksessa. Julkaisussa: Pietola, L. (toim.). Maaperätieteet ihmiskunnan palveluksessa. Maaperätieteiden päivien laajennetut abstraktit. Pro Terra 4/2000: 81-83.

Pennanen, T., Ohtonen, R., Markkola, A. & Fritze, H. 1999. Primary soil formation and succession of microbial and plant communities. In: Interfacial Processes from the Molecular to the Global State, XIV International Symposium on Environmental Biogeochemistry, September 26-30, 1999, Huntsville, Ontario, Canada. Abstracts. 1 p.

Pennanen, T., Tuomainen, M., Hantula, J., Fritze, H., Haimi, J., Tikka, P. & Setälä, H. 1999. Forest soil microbial community in the presence or absence of Cognettia sphagnetorum (Enchytraediae) and ash fertilization. In: 6th Bacterial Genetics and Ecology Symposium, 20-24 June 1999, Florence, Italy. Abstracts. 1 p.

Pennanen, T., Fritze, H., Vanhala, P., Neuvonen, S. & Bååth, E. 1997. Response of the microbial community to prolonged simulated acid rain in a subarctic ecosystem. In: XIII International Symposium on Environmental Biogeochemistry, Monopoli, Italy, September 21-26, 1997. Abstracts.

Fritze, H., Pennanen, T. & Vanhala, P. 1996. Impacts of fertilizers on the humus layer microbial community structure of Scots pine stands growing along a gradient of heavy metal pollution. In: Substrate Use for Characterization of Microbial Communities in Terrestrial Ecosystems (SUBMECO), Innsbruck, Austria, October 16-18, 1996. Abstracts.

Fritze, H. & Kitunen, V. 1995. Water extractable DOM from burned humus decreases soil microbial activity. In: Abstracts. Seventh International Symposium on Microbial Ecology (ISME-7), Santos - Sao Paulo, Brazil, 27 August - 01 September, 1995. p. 61.

Fritze, H., Vanhala, P. & Mälkönen, E. 1995. Vitality fertilization trials in a coniferous forest along a heavy metal gradient: effect on microbial biomass and respiration rate. In: Dürbeck, H.W. & Krahl-Urban, B. (eds.). Metal Compounds in Environment and Life. Sixth International Hans Wolfgang Nürnberg Memorial Symposium at the Forschungszentrum Jülich, Germany from 9 to 12 May 1995. Abstracts. p. 33.

Helmisaari, H-S., Derome, J., Fritze, H., Nieminen, T., Palmgren, K. & Salemaa, M. 1995. Heavy metals in Scots pine forests - ecosystem study. Harjavalta, western Finland. In: Wisniewski, J., Grennfelt, P., Rodhe, H. & Thörnelöf, E. (eds.). Acid Reign '95?, 5th International Conference on Acidic Deposition, 26-30 June 1995, Göteborg, Sweden. Abstracts Book. p. 262.

Pennanen, T., Frostegård, Å., Fritze, H. & Bååth, E. 1995. Phospolipid fatty acid composition and heavy metal tolerance of soil microbial communities along two heavy metal polluted gradients in coniferous forests. In: Nerg, A. & Viskari, E-L. (toim.-eds.). VI Nuorten metsävauriotutkijoiden tapaaminen, Rautavaaran Metsäkartano 2.-3.10.1995. Abstraktikirja - Abstract book. Kuopion yliopiston ympäristötieteiden laitosten monistesarja 7/95.

Pennanen, T., Frostegård, Å., Fritze, H. & Bååth, E. 1995. The effect of heavy metal deposition on phospolipid fatty acid composition and heavy metal tolerance of coniferous forest humus microbial communities. In: Abstracts. Seventh International Symposium on Microbial Ecology (ISME-7), Santos - Sao Paulo, Brazil, 27 August - 01 September, 1995. p. 80.

Pietikäinen, J., Pennanen, T. & Fritze, H. 1995. Microbial biomass distribution and fungal/bacterial ratio in boreal coniferous forest soil. In: Abstracts. Seventh International Symposium on Microbial Ecology (ISME-7), Santos - Sao Paulo, Brazil, 27 August - 01 September, 1995. p. 112.

Pietikäinen, J., Pennanen, T. & Fritze, H. 1995. Microbial biomass distribution and fungal/bacterial ratio in boreal coniferous forest soil. Julkaisussa: Nerg, A. & Viskari, E-L. (toim.-eds.) (toim.). VI Nuorten metsävauriotutkijoiden tapaaminen, Rautavaaran Metsäkartano 2.-3.10.1995. Abstraktikirja - Abstract book. Kuopion yliopiston ympäristötieteiden laitosten monistesarja 7/95.

Vanhala, P. & Fritze, H. 1995. The use of Biolog R to detect functional changes of the soil microflora along a heavy metal gradient treated with lime and nitrogen. In: Abstracts. Seventh International Symposium on Microbial Ecology (ISME-7), Santos - Sao Paulo, Brazil, 27 August - 01 September, 1995. p. 118. (R yläind.ympyr.)

Fritze, H. 1994. Cadmium contamination of wood ash and fire-treated humus: effect on soil respiration. In: Third European Conference of Ecotoxicology, Zürich, Switzerland, August 28 -31, 1994. Abstract book. p. 6.09.

Vanhala, P., Kiikkilä, O. & Fritze, H. 1994. Microbial responses of forest soil to moderate anthropogenic air pollution: a large scale field survey. In: Third European Conference of Ecotoxicology, Zürich, Switzerland, August 28 -31, 1994. Abstract book. p. 7.15.

Fritze, H. & Bååth, E. 1993. Microfungal species composition and fungal biomass in a coniferous forest soil polluted by alkaline. In: Beyond the Biomass. Compositional and Functional Analysis of Soil Microbial Communities. Wye College, University of London, Kent, U.K. 21 to 24 March 1993. ei sivunumerointia. (Posteriabs.)

Vanhala, P., Fritze, H. & Neuvonen, S. 1993. Effects of simulated acid rain on soil microflora in a subarctic area. In: Beyond the Biomass. Compositional and Functional Analysis of Soil Microbial Communities. Wye College, University of London, Kent, U.K. 21 to 24 March 1993. ei sivunumerointia. (Posteriabs.)

Fritze Hannu