Tapani Repo - Publications

[ see also publications from Metla database | katso myös tietokannasta luotu julkaisuluettelo ]

I Articles in International scientific journals with referee practice

• Pelkonen, P. & Repo, T. (1985): Determination of frost har­diness in forest trees at Suonenjoki Research Station. Acta Horticultures 168: 125-129.
• Repo, T. & Pelkonen, P. (1986): Temperature step response of dehardening in Pinus sylvestris seedlings. Scandinavian Journal of Forest Research 1: 271-284.
• Rikala, R. & Repo, T. (1987): Frost Resistance and Frost Damage in Pinus sylvestris Seedlings during Shoot Elongati­on. Scandinavian Journal of Forest Research 2: 433-440.
• Petäistö, R-L. & Repo, T. (1988): Stress Combinations and the Susceptibility of Scots pine to Ascocalyx abietina. Mittei­lungen der Forstlichen Bundesversuchsanstalt Wien: 103-118.
• Repo, T. & Lappi, J. (1989): Estimation of Standard Error of Impedance-estimated Frost Resistance. Scandinavian Journal of Forest Research 4: 67-74.
• Toivonen, A., Rikala, R., Repo, T. & Smolander, H. (1991): Autumn colouration of first year Pinus sylvestris seedlings during frost hardening. Scandinavian Journal of Forest Research 6: 31-39.
• Repo, T. (1992): Seasonal changes of frost hardiness in Picea abies and Pinus sylvestris in Finland. Canadian Journal of Forest Research 22: 1949-1957.
• Repo, T. & Zhang, M.I.N. (1993). Modelling woody plant tis­sues using a dist­ributed electri­cal circuit. Journal of Experimental Botany 44: 977-982.
• Repo, T. (1994): Influence of different electrodes and tis­sues on the impedance spectra of Scots pine shoots. Elect­ro- and Magnetobiology 13(1): 1-14.
• Repo, T., Zhang, M.I.N., Ryyppö, A., Vapaavuori, E. and Sutinen, S. (1994): Effects of freeze-thaw injury on para­meters of distributed electrical circuits of stems and nee­dles of Scots pine seedlings at different stages of accli­mation. Journal of Experimental Botany 45 (275): 823-833.
• Tamura, T., Tenhunen, M., Lahtinen, T., Repo, T. and Schwan, H.P. (1994): Modelling of the dielectric properties of normal and irradiated skin. Physics in Medicine and Biology 39: 927-936.
• Leinonen, I., Repo, T., Hänninen, H. & Burr, K.E. (1995): A second-order dynamic model for the frost hardiness of trees. Annals of Botany 76: 89-95.
• Zhang, M.I.N., Repo, T., Willison, J.H.M. and Sutinen, S. (1995): Electrical impedance analysis in plant tissues: on the biological meaning of Cole-Cole α in Scots pine needles. European Biophysics Journal 24: 99-106.
• Repo, T., Hänninen, H. and Kellomäki, S. (1996): The ef­fects of the long-term elevation of air temperature and CO 2 on frost hardiness of Scots pine. Plant Cell and Environment 19: 209-216.
• Hänninen, H., Leinonen,I., Repo,T. and Kellomäki,S. (1996). Overwintering and productivity of Scots pine in changing climate. Silva Fennica 30: 229-237.
• Leinonen,I., Repo,T. & Hänninen,H. (1996): Testing of frost hardiness models for Pinus sylvestris in natural conditions and in elevated temperature. Silva Fennica 30:159-168.
• Repo,T. & Pulli,S. (1996): Application of impedance spectroscopy for selecting frost hardy varieties of English ryegrass. Annals of Botany 78: 605-609.
• Rikala, R. and Repo, T. (1997). The effect of late summer fertilization on the frost hardening of second-year Scots pine seedlings. New Forest 14(1): 33-44.
• Leinonen, I., Repo, T. & Hänninen, H. (1997). Changing environmental effects on frost hardiness of Scots pine during dehardening. Annals of Botany 79: 133-138.
• Hurme, P., Repo,T., Savolainen, O, & Pääkkönen, T. (1997). Climatic adaptation of bud set and frost hardiness in Scots pine (Pinus sylvestris L.). Canadian Journal of Forest Research 27: 716-723.
• Rinne, P., Hänninen, H., Kaikuranta, P., Jalonen, J.E. and Repo, T. (1997). Freezing exposure releases bud dormancy in Betula pubescens and B. pendula. Plant, Cell and Environment 20: 1199-1204.
• Repo, T., Hiekkala, P., Hietala, T. & Tahvanainen, L. (1997). Intracellular resistance correlates with frost hardening in willow (Salix viminalis). Physiologia Plantarum 101: 627-634.
• Ryyppö, A., Sutinen, S., Mäenpää, M., Vapaavuori, E. and Repo, T. (1997). Frost damage and recovery of Scots pine seedlings at the end of growing season. Canadian Journal of Forest Research 27: 1376-1382.
• Beuker, E., Valtonen, E. and Repo, T. (1998). Seasonal variation in frost hardiness of Scots pine and Norway spruce in old provenance experiments in Finland. Forest Ecology and Management 107: 87-98.
• Ryyppö, A., Repo, T. and Vapaavuori, E. (1998). Development of frost hardiness in roots and shoots of Scots pine seedlings at non-freezing temperatures. Canadian Journal of Forest Research 28:557-565.
• Hietala, T., Hiekkala, P., Rosenqvist, H., Laakso, S., Tahvanainen, L. and Repo, T. (1998). Fatty acid and n-alkane changes in willow during frost hardening. Phytochemistry 47: 1501-1507.
• Väinölä, A. & Repo, T. (1999). Cold hardiness of diploid and corresponding autotetraploid rhododendrons. J. Hort. Sci & Biotechnology 74(5): 541-546.
• Väinölä, A. & Repo, T. (1999). Polyploidisation of Rhododendron cultivars in vitro and how it affects cold hardiness. Acta Horticulturae 560: 319-322.
• Sutinen , M.-L., Repo, T., Lasarov, H., Sutinen, S., Alvila, L. & Pakkanen, T.T. (2000). Physiological changes in needles of Pinus sylvestris during late winter under sub-arctic conditions. For. Ecol. and Management 135 (1-3): 217-228.
• Repo, T., Zhang, G., Ryyppö, A., Rikala, R., and Vuorinen, M. (2000). Growth cessation and frost hardening of Scots pine (Pinus sylvestris L.) in a provenance trial in Finland. Trees 14: 456-464.
• Väinölä, A. and Repo, T. (2000). Impedance spectroscopy in frost hardiness evaluation of Rhododenron leaves. Annals of Botany 86(4):799-805.
• Repo, T., Zhang, G., Ryyppö, A., and Rikala, R. (2000). Electrical impedance spectroscopy of Scots pine (Pinus sylvestris L.) shoots in relation to cold acclimation. Journal of Experimental Botany 51(353): 1-13.
• Hurme, P., Sillanpää, M.J., Arjas, E., Repo, T., and Savolainen, O. (2000). Genetic basis of climatic adaptation in Scots pine by Bayesian Quantitative Trait Locus analysis. Genetics 156: 1309-1322.
• Finér, L., Aphalo, P., Kettunen, U., Leinonen, I., Mannerkoski, H., Öhman, J., Repo, T. and Ryyppö, A. (2001). The Joensuu dasotrons: A new facility for studying shoot, root, and soil processes. Plant and Soil 231: 137-149.
• Partanen, J., Leinonen, I. & Repo, T. (2001). Effect of photoperiod on growth initiation of different aged Norway spruce. Silva Fennica 35: 111-117.
• Tiitta, M., Repo, T. & Viitanen, H. (2001). Effect of soft rot and bacteria on electrical impedance of wood at low moisture content. Materials and Organisms 33 (4): 271-287.
• Repo, T. Paine, D. and Taylor, A. (2002). Electrical impedance spectroscopy in relation to seed viability and moisture content in snap bean (Phaseolus vulgaris L.). Seed Science Research 12: 17-29.
• Zhang, G., Ryyppö, A. & Repo, T. (2002). The electrical impedance spectroscopy of Scots pine needles during cold acclimation. Physiologia Plantarum 115: 385-392.
• Zhang, G, Ryyppö, A., Vapaavuori, E. and Repo T. (2003). Quantification of additive response and stationarity of frost hardiness by photoperiod and temperature in Scots pine. Canadian Journal of Forest Research 33: 1772-1784 .
• Repo, T., Leinonen, I., Ryyppö, A. and Finér, L. (2004). The e ffect of soil temperature on the bud phenology, chlorophyll fluorescence, carbohydrate content and cold hardiness of Norway spruce seedlings. Physiologia Plantarum 121: 93-100.
• Repo, T., Oksanen, E. and Vapaavuori, E. (2004). Effects of elevated concentrations of ozone and carbon dioxide on the electrical impedance of leaves of silver birch (Betula pendula) clones. Tree Physiology 24: 833-843.
• Savolainen, O., Bokma, F., Garcia-Gil, R., Komulainen, P. and Repo, T. (2004). Genetic variation in cessation of growth and frost hardiness and consequences for adaptation of Pinus sylvestris to climatic changes. Forest Ecology and Management 197: 79-89.
• Luoranen, J., Repo, T. and Lappi. J. (2004). Assessment of frost hardiness of shoots of silver birch seedlings with and without controlled freezing exposure. Canadian Journal of Forest Research 34: 1108-1118.
• Veteli, T.O., Lahtinen A., Repo, T., Niemelä, P. and Varama, M. (2005). Geographic variation in winter f reezing susceptibility in the eggs of the European pine sawfly (Neodiprion sertifer). Agricultural and Forest Entomology 7: 115-120.
• Repo, T., Kalliokoski, T., Domisch, T., Lehto, T., Mannerkoski, H., Sutinen, S. and Finer, L. (2005). E ffects of timing of soil frost thawing on Scots pine. Tree Physiology 25: 1053-1062.
• Repo, T., Laukkanen, J., and Silvennoinen, R. (2005). Measurement of the tree root growth using electrical impedance spectroscopy (EIS). Silva Fennica 39(2): 159-166.
• Repo, T., Leinonen, I., Wang, K-Y. and Hänninen, H. ( 2006 ). Relation between photosynthetic capacity and cold hardiness in Scots pine. Physiologia Plantarum 126: 224-231.
• Räisänen, M., Repo, T. and Lehto, T. (2006). Effect of thawing time, cooling rate, and boron nutrition on freezing point of the primordial shoot in Norway spruce buds. Annals of Botany 97: 593-599.
• Räisänen, M., Repo, T., Rikala, R. and Lehto, T. (2006). Does ice crystal formation in buds explain growth disturbances in boron-deficient Norway spruce? Trees 20:441-448.
• Aphalo, P.J., Lahti, M., Lehto, T., Repo, T., Rummukainen, A., Mannerkoski, H. & Finér, L. (2006). Responses of silver birch saplings to low soil temperature. Silva Fennica 40: 429-442.
• Radoglou, K., Cabral, R., Repo, T., Hasanagas N., Sutinen, M-L. and Waisel, Y. (2007). Appraisal of root leakage as a method for estimation of root viability. Plant Biosystems 141 (3): 443 – 459.
• Repo, T., Sutinen, S., Nöjd, P. and Mäkinen, H. (2007). Implications of delayed soil frost thawing on the physiology and growth of Norway spruce. Scandinavian Journal of Forest Research 22: 118-127.
• Räisänen, M., Repo, T. and Lehto, T. (2007). Cold acclimation was partially impaired in boron deficient Norway spruce seedlings. Plant and Soil 292: 271-282.
• Lehto, T., Brosinsky, A., Heinonen-Tanski, H. and Repo, T. (2008). Freezing tolerance of ectomycorrhizal fungi in pure culture . Mycorrhiza 18: 385-392. ( DOI 10.1007/s00572-008-0190-5).
• Repo, T. and Ryyppö, A. (2008). Electrolyte leakage method can give misleading results concerning the frost hardiness of roots. Plant Biosystems 142: 298-301.
• Repo, T., Lehto, T. and Finér, L. (2008). Delayed soil thawing affects root and shoot functioning and growth in Scots pine. Tree Physiology 28: 1583-1591.
• Repo, T., Mononen, K., Alvila, L., Pakkanen, T.T. and Hänninen H. (2008). Cold acclimation of pedunculate oak (Quercus robur L.) at its northernmost distribution range. Environmental and Experimental Botany 63: 59-70. (http://dx.doi.org/10.1016/j.envexpbot.2007.10.023).
• Räisänen, M., Repo, T. and Lehto, T. (2009). Cold acclimation of Norway spruce roots and shoots after nitrogen and boron fertilization. Silva Fennica 43: 223-233. www.metla.fi/silvafennica/full/sf43/sf432223.pdf
• Cao, Y., Repo, T., Silvennoinen, R., Lehto, T., Pelkonen, P. 2010. An appraisal of the electrical resistance method for assessing root surface are. Journal of Experimental Botany. (in press).
• Maljanen, M., Alm, J., Martikainen, PJ and Repo, T. (2010). Prolongation of soil frost resulting from reduced snow cover increases nitrous oxide emissions from boreal forest soil (pdf). Boreal Env. Res. 15: 34–42.

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II Articles in international compilation works and international scientific conference proceedings with referee practice

• Petäistö, R.-L. & Repo, T. (1990): Inoculation of Scots pine seedlings with Ascocalyx abietina during a simulated growing season. In Scots pine diseases. Edited by T. Kurkela & R. Siwecki. Bulletins of the Finnish Forest Research Ins­titute 360: 89-91.
• Repo, T. Nilsson, J.-E., Rikala, R., Ryyppö, A. & Sutinen, M.-L. (2001). Cold Hardiness of Scots pine (Pinus sylvestris L.). In Conifer Cold Hardiness. Edited by F.J. Bigras and S.J. Colombo. Kluwer Academic Publishers, Dordrecht, The Netherlands. Chapter 17: 463-493.
• Greer, D., Leinonen, I. & Repo, T. (2001). Modelling Cold Hardiness Development and Loss in Conifers. In Conifer Cold Hardiness. Edited by F.J. Bigras and S.J. Colombo. Kluwer Academic Publishers, Dordrecht, The Netherlands. Chapter 16: 437-460.
• Burr, K., Hawkins, C., L´Hirondelle, S., Binder, W., George, M., & Repo, T. (2001). Methods for Measuring Cold Hardiness of Conifers. In Conifer Cold Hardiness. Edited by F.J. Bigras and S.J. Colombo. Kluwer Academic Publishers, Dordrecht, The Netherlands. Chapter 14: 369-401.
• Paine, D.H., Repo, T. and Taylor, A.G. (2001). Noninvasive seed quality test by impedance spectrum analysis. Seed Technology 23(2): 187-196 .
• Väinölä, A. and Repo, T. (2001). Polyploidisation of Rhododendron cultivars in vitro and how it affects cold hardiness. Acta Hort. 560: 319-322 .

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III Articles in Finnish scientific journals with referee practice

• Repo, T., Mela, M. & Valtanen, J. (1984): Männynver­sosyövälle alttiiden ja vastustuskykyisten taimialkuperien erottaminen neu­lasten ominaisimpedanssin mittauksella. Sum­mary: Separation of susceptible and resistant provenances of Scots pine to Gremmeniella abietina by specific needle impedance. Folia Forestalia 610, 11 s.
• Repo, T. (1988): Physical and physiolo­gical aspects of im­pedance measurements in plants. Silva Fennica 22(3): 181-193.
• Valkonen, M-L., Hänninen, H., Pelkonen, P. & Repo, T. (19­90): Frost hardiness of Scots pine seedlings during dor­mancy, Silva Fennica 24: 335-340.
• Repo, T. (1991): Rehardening potential of Scots pine seed­lings du­ring dehardening. Silva Fennica 25: 13-21.
• Hänninen, H., Kellomäki, S., Laitinen, K., Pajari, B. and Repo, T. (1993): Effect of increased winter temperature on the onset of height growth of Scots pine: a field test of a phenological model. Silva Fennica 27: 251-257.

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IV Articles in compilation works and scientific conference proceedings

• Repo, T. (1986): Impedance-estimated frost resistance of pine and spruce during one year. Acta Univ. Oul. A 179: 183-186.
• Repo, T. (1987): Puiden pakkaskestävyyteen liittyviä näkö­kohtia. Summary: Frost resis­tance in trees. Luonnon Tutkija 91: 152-155. In Finnish.
• Repo, T. (toim.) (1988): Metsäpuiden pakkaskestävyys. Joen­suun yli­opisto, Metsätieteellinen tiedekunta. Silva Careli­ca 11. 165 s. In Finnish.
• Repo, T. (1988): Metsäpuiden pakkaskestävyyden biofysikaa­lisia perusteita. Silva Carelica 11: 91-137. In Finnish.
• Repo, T., Hänninen, H., Sutinen, M.-L. & Pelkonen, P. (198­8): The frost resistance and the growth rhythm of fo­rest trees. Physiological Plantarum 73; 6A
• Repo, T., Pelkonen, P. & Tuovinen, T. (1990): Frost har­diness assessment: New developments. XIX IUFRO World Con­gress, Montreal, Proceedings of division 2: 101-106.
• Pelkonen, P., Hänninen, H., Repo, T. & Sutinen, M-L. (199­0): Metsäpuiden vuosirytmi ja pakkaskestävyys. Teokses­sa Lahti, T. & Smolander, H. (toim.): Johdatus metsien pe­rustuotantobiologiaan. Silva Carelica 16: 207-232. In Finnish.
• Repo, T., Mäkelä, A. & Hänninen, H. (1990): Modelling frost resistance of trees. Silva Carelica 15: 61-74.
• Repo, T., Tuovinen, T. & Savolainen, T. (1990): Estimation of an electrical model of plant tissue using the impedance locus. Silva Carelica 15: 51-59.
• Repo, T. & Savolainen, T. (1991): Impedance spectroscopy in studies of plant tissue. Swedish University of Agricultural Sciences, Report 53: p. 18.
• Hänninen, H. & Repo, T. (1991): Modelling frost hardiness of trees. Swedish University of Agricultural Sciences, Re­port 53: p. 24.
• Repo, T. & Savolainen, T. (1991): The electrode impedance of needle electrodes used in impedance measurements of plant tissue. Research Report No. 4/1991, University of Kuopio, Depart­ment of Applied Physics (Eds. Olkkonen, H. & Huttunen, P.): 36-37.
• Repo, T. (1992): Impedance analysis of woody plant tissue. Proc. the 8th International Conference on Electrical Bio-impedance (Ed. Lahtinen, T.): 73-75, University of Kuopio, Center for Training and Development.
• Repo, T. & Zhang, M.I.N. 1994: Modelling woody plant tis­sues using lumped and distributed elements. Cryoletters 15: p. 11.
• Leinonen, I., Repo, T., Hänninen, H. & Burr, K.E. 1994: Modelling frost hardiness of trees. Cryoletters 15: p. 10.
• Repo, T., Zhang, M.I.N., Ryyppö, A., Vapaavuori, E. and Sutinen, S. 1994: Effects of freeze-thaw injury and acclimation on parameters of distributed electrical circuits of stems and needles of Scots pine seedlings. Physiologia Plantarum 91(3): A1-A22.
• Ryyppö, A., Repo, T., Koivisto, L., Sutinen, S. and Vapaavuori, E. 1994: Frost hardiness of Scots pine seedlings and recovery from frost damage at the end of the growing season. Physiologia Plantarum 91(3): A1-A22.
• Kellomäki, S., Hänninen, H., Karjalainen, T., Laitinen, K., Pajari, B., Peltola, H., Repo, T., Strandman, H. and Väisä­nen, H. (1992): Response of the boreal forest ecosystem to climatic change and its silvicultural implications. In The Finnish Research Programme on Climate Change, Prog­ress Re­port, Edited by Kanninen, M. & Anttila, P. Publi­ca­tions of the Academy of Finland 3/92: 156-161. VAPK-Pub­lishing, Helsin­ki.
• Repo, T. (1994). Effects of long-term elevation in air temperature and CO 2 concentration on frost hardiness of Scots pine. In: The Finnish Research Programme on Climate Change, Second Prog­ress Re­port. Edited by Kanninen, M. & Heikinheimo, P. Publi­ca­tions of the Academy of Finland 1/94: 225-228. VAPK-Pub­lishing, Helsin­ki.
• Repo, T. (1994). Effects of long-term elevation in air temperature and CO 2 concentration on frost hardiness of Scots pine. In Response of the boreal forest ecosystem to climatic change and its silvicultural implications. Edited by S. Kellomäki. Research Notes 24: 29-31. University of Joensuu, Faculty of Forestry.
• Repo,T., Leinonen,M. and Pääkkönen,T. 1995: The application of electrical impedance spectroscopy in assessing the frost hardiness of Scots pine. Proceedings of the IX Int. Conference on Electrical Bio-Impedance (eds. E. Gersing, M. Schäfer); 370-373. Heidelberg, Germany, September 26-30.
• Repo, T., Hiekkala, P. Leinonen, M., Pääkkönen, T. & Ryyppö, A. (1996). Impedance spectroscopy on plant tissues. Medical & Biological Engineering & Computing 34, Supplement 1, Part 2: 173-174.
• Lasarov, H., Alvila, L., Pakkanen, T.T., Repo, T. & Sutinen, M.-L. (1996): Detection of winter desiccation in needles of Pinus sylvestris L. by 1H-NMR imaging. Supplement to Plant Physiology, 111 (2): 120.
• Lasarov, H., Alvila, L., Pakkanen, T.T., Repo, T. & Sutinen, M.-L. (1996): Detection of winter desiccation in needles of Pinus sylvestris L. by 1H-NMR imaging. Special issue in Plant Physiology and Biochemistry: 256.
• Repo, T., Zhang, M.I.N., Ryyppö, A. & Hänninen, H. (1996). Impedance spectroscopy of Scots pine needles: Comparison of the Cole-Cole model with Model-A. V Kasvitieteen päivät - 5th Meeting of Finnish Plant Scientists (Eds. Rekilä, R. & Kärenlampi, L.), Kuopio University Publications C. Natural and Environmental Sciences 45: 104-105.
• Repo, T., Wang, K., Kellomäki, S. & Hänninen, H. (1996). Overwintering of Scots pine grown under elevated CO 2 and temperature: the relationship between photosynthesis and frost hardiness. V Kasvitieteen päivät - 5th Meeting of Finnish Plant Scientists (Eds. Rekilä, R. & Kärenlampi, L.), Kuopio University Publications C. Natural and Environmental Sciences 45: 102-103.
• Beuker, E., Hari, P., Holopainen, J., Holopainen, T., Hypen, H., Hänninen, H., Karjalainen, T., Kellomäki, S., Juurola, E., Koski, V., Laine, K., Leinonen, I., Liski, J., Neuvonen, S., Niemelä, P., Nissinen, A., Peltola, H., Repo, T., Talkkari, A., Wang, K.-Y., and Westman, C.J. 1996. Metsät (eds. Seppo Kellomäki). pp. 71-106. In: Ilmastonmuutos ja Suomi (eds. Kuusisto, E., Kauppi, L., and Heikinheimo, P.). Helsinki University Press.
• Kellomäki, S., Hänninen, H., Karjalainen, T., Laitinen, K., Pajari, B., Peltola, H., Repo, T., Strandman, H., Väisä­nen, H. and Wang, K. (1996): Response of the boreal forest ecosystem to climatic change and its silvicultural implications. In The Finnish Research Programme on Climate Change, Final ­Re­port. Edited by J. Roos. Publi­ca­tions of the Academy of Finland 4/96: 244-267. Edita Ltd., ­Helsin­ki.
• Repo, T., Leinonen, M. & Pääkkönen, T. (1997) Electrical impedance analysis of Scots pine: Intracellular resistance correlates with frost hardiness. Finnish - Japanese Workshop: Molecular and physiological aspects of cold and chilling tolerance of northern crops. Agr. Res. Center of Finland, Jokioinen, March 17-20: 27-30.
• Sutinen, M.-L., Repo, T., Lasarov, H., Sutinen, S., Alvila, L. and Pakkanen, T.T. (1998). Physiological changes in needles of Pinus sylvestris during late winter under sub-arctic conditions. The Finnish Forest Research Institute. Research Papers 677: 23-30.
• Repo, T. (1998). Electrical impedance analysis of woody plant tissues: An overview. In The X International Conf. on Electrical Bioimpedance. Editors P.J. Riu, J. Rosell, R. Bragós and Ó. Casas. Barcelona, Spain, April 5-9, 1998: 101-103.
• Repo, T. 2004. The electrical impedance of plant tissues. Proceedings of the XII International Conference on Electrical Bioimpedance & V Electrical Impedance Tomography, Vol. 1: 37-40 (Eds. Nowakowski, A., Wtorek, J., Bujnowski, A., Janczulewicz, A.)
• Lampela, M., Finér, L., Silvennoinen, R. and Repo, T. 2004. Impedance spectrum of silica sand at different moisture contents. Proceedings of the XII International Conference on Electrical Bioimpedance & V Electrical Impedance Tomography, Vol. 2: 469-471. (Eds. Nowakowski, A., Wtorek, J., Bujnowski, A., Janczulewicz, A.)
• Lampela, M., Repo, T., Silvennoinen, R. and Finér, L. 2006. Equivalent electrical circuit model for system containing quartz sand and purified water. Julkaisussa: Räty, M., Bärlund, I., Makkonen, K., Kähkönen, M. & Esala, M. (toim.). Miten maamme makaa – Suomen maaperä ja sen tila. IV Maaperätieteiden päivien laajennetut abstraktit. Pro Terra 29: 76-77.
• Sutinen, M.-L., Repo, T. & Hänninen, H. 2008. Pakkastutkimuksen Paavo. Julkaisussa: Saastamoinen, O. & Tahvanainen, L. (toim.). Kohti globaalia metsätieteellistä koulutusta - Towards global education in forest sciences. Professori Paavo Pelkonen 60 vuotta. Silva Carelica 54: 10-16.
• Repo, T., Lehto, T., Roitto, M., Rasmus, S. & Kettunen, L. (toim.). 2009. II Talvitutkimuspäivät Kolilla 26.-27.11.2009. Metlan työraportteja 138: 35 s. ISBN 978-951-40-2206-7 (PDF). ISSN 1795-150X.
• Lehto, T., Brosinsky, A., Heinonen-Tanski, H., Pipió, M., Simpson, P. ja Repo, T. Mykorritsasienten pakkaskestävyys. Metlan työraportteja 138: s. 10.
• Repo, T., Roitto, M, Sutinen, S., Lavigne, A., Jyske, T., Nöjd, P., Mäkinen, H. ja Finér, L. 2009. Lisääkö vähälumisuus roudan epäsuotuisia vaikutuksia kuusiin? Metlan työraportteja 138: s. 19.
• Nöjd, P., Jyske, T., Manner, M., Mäkinen, H ja Repo, T. 2009. Kokeellisen roudan vaikutus kuusen paksuuskasvuun. Metlan työraportteja 138: s. 20.
• Sutinen, S., Repo, T. ja Roitto, M. 2009. Roudan vaikutus silmujen ja neulasten morfologiaan ja anatomiaan sekä oksien kasvuun. Metlan työraportteja 138: s. 21.
• Maljanen, M, Alm, J., Martikainen, P.J. ja Repo, T. 2009. Roudan vaikutus metsämaan kasvihuonekaasupäästöihin. Metlan työraportteja 138: s. 29.
• Korhonen, A., Lehto, T. ja Repo, T. 2009. Mykorritsarakenteen vaikutus männyn (Pinus sylvestris L.) juurten pakkaskestävyyteen. Metlan työraportteja 138: s. 30.
• Repo, T., Roitto, M., Sutinen, S., Manner, M., Jyske, T. , Mäkinen, H., Nöjd, P. and Finér, L. 2009. Does the removal of the snow layer enhance the adverse effects of soil frost on Picea abies (L.) Karst. ? International Symposium “Root Research and Applications” RootRAP, 2–4 September 2009, Boku – Vienna, Austria. 4 p.
• Repo, T., Manner, M., Jyske, T., Nöjd, P., Mäkinen, H. 2009. Roudan vaikutus kuusen fenologiaan. Kutsumuksena metsätiede: Risto Sarvaksen 100-vuotisjuhlakirja. Seppo Ruotsalainen, Juhani Häggman (toim.) Paino Gummerus kirjapaino Oy, Jyväskylä, pp. 101-107.
• Repo, T. & Urban, J. 2009. Roudan vaikutus kuusen juurten absorboivaan pinta-alaan. Julkaisussa: Soinne, H., Helmisaari, H.-S., Hänninen, P., Kähkönen, M., Rankinen, K. & Esala, M. (toim.). Maaperä muuttuvassa maailmassa. V Maaperätieteiden päivien laajennetut abstraktit. Pro Terra 41: 73-74.

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V Scientific Monographs

• Repo, T., Hänninen, H. & Pelkonen, P. (1991): Frost har­diness of forest trees: a project summary. Joensuun Yli­opiston Luonnontieteellisiä Julkaisuja, Univer­sity of Joen­suu, Publications in Sciences 19: 1-73.
• Repo, T. (1993): Impedance spectroscopy and temperature ac­climation of forest trees. Res. Notes 9, University of Joe­nsuu, Faculty of Forestry. 53 p. Dr. Sc. thesis summary.

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VI Other scientific publications

• Pelkonen, P., Repo, T., Hänninen, H. & Sutinen, M.-L. (198­4): Metsäpuiden pakkasenkestävyys. Esitutkimusraportti Suo­men Akatemialle. In Finnish.
• Repo, T. ja Pelkonen P. (1985): Männyn taimien lämpötila-akkli­moi­tumi­sen aikavakio. Sopeutumi­nen elinympäristön al­haisiin lämpötiloihin. Tampereen yliopiston lääketieteelli­nen tie­dekunta. Opetusta koskevia julkaisuja No 38.
• Repo, T. (1987): Pakkaskestävyyden mittausmenetelmät. Metsäntutkimuslai­toksen tiedonantoja 249: 36-48. In Finnish.
• Repo, T. (1987): Puiden pakkaskestävyyden määritys impedanssimenetelmällä. Metsäntutkimuslaitoksen tiedonantoja 249: 49-57. In Finnish.
• Repo, T. 1996. Matematiikkaa metsätieteilijöille. Matematiikan opetusmoniste laskuharjoituksineen. 90s.
• Kellomäki, S., Hänninen, H., Repo, T., Karjalainen, T. , Laitinen, K. ja Leinonen I. 1996. Vuonna 2100: UUSI ULJAS METSÄ? Tiede 2000 I/96; 34-39. In Finnish.
• Ryyppö, A., Vapaavuori, E. and Repo, T. (1998): Männyn paakkutaimien juuriston pakkaskestävyys Metlan Suonenjoen tutkimustaimitarhalla talvella 1996-1997. Taimitarhatutkimuksen vuosikirja 1998 (Toim. M. Poteri). Metsäntutkimuslaitoksen tiedonantoja 696: 36-41.
• Repo, T., Gang, Z., Rikala, R., Ryyppö, A., and Vuorinen, M. 1999. Siemenalkuperän vaikutus männyn kasvun päättymiseen ja karaistumiseen. Taimitarhatutkimuksen vuosikirja 1999 (Toim. M. Poteri). Metsäntutkimuslaitoksen tiedonantoja 755: 27-33. (In Finnish).
• Repo, T. 2000. Matematiikkaa metsätieteilijöille. Matematiikan opetusmoniste laskuharjoituksineen. 100s. Uusi korjattu painos.
• Ryyppö, A., Vapaavuori, E. and Repo, T. 2000: Männyn paakkutaimien juuriston pakkaskestävyys Suonenjoen tutkimustaimitarhalla talvella 1996-1997. Pohjoismaisen taimitarharetkeilyn esitelmät (Toim. M. Poteri). Metsäntutkimuslaitoksen tiedonantoja 766: 47-51.
• Ryyppö, A., Vapaavuori, E. and Repo, T. 2000: Kuusen paakkutaimien juuriston pakkaskestävyys Metlan Suonenjoen tutkimustaimitarhalla talvella 1998. Taimitarhatutkimuksen vuosikirja 2000. (Toim. Marja Poteri). Metsäntutkimuslaitoksen tiedonantoja 788: 35-42.
• Partanen, J., Leinonen, I. and Repo, T. 2001. Valotuntien kertymän vaikutus kuusen silmujen puhkeamiseen. Metsätieteen aikakauskirja 1/2001: 90-91.
• Vapaavuori, E., Oksanen, T., Holopainen, J.K., Holopainen, T., Heiskanen, J., Julkunen-Tiitto, R., Kasurinen, A., Laitinen, J., Oksanen, E., Peltonen, P., Poteri, M., Repo, T., Riikonen, J. and Syrjälä, L. 2002. Open-top chamber fumigation of cloned silver birch (Betula pendula Roth) trees to elevated CO 2 and ozone: Description of the fumigation system and the experimental site. The Finnish Forest Research Institute, Research Papers 838: 1-28.
• Repo, T. ja Zhang, G. 2002. Männyn (Pinus sylvestris L.) karaisu. Taimitarhatutkimuksen vuosikirja 2002. (Toim. Marja Poteri). Metsäntutkimuslaitoksen tiedonantoja 873: 11-17.
• Hänninen, H., Zhang, G., Rikala, R., Luoranen, J., Konttinen, K. ja Repo, T. 2004. Männyn taimien karaistuminen ja sen ennustaminen. Taimiuutiset 2/2004: 10-11.
• Räisänen, M., Repo, T. ja Lehto, T. 2004. Boorin puutoksen vaikutus kuusen talvenkestävyyteen. Teoksessa: Puiden kasvuhäiriöt viljavilla kivennäismailla (Toim. R. Rikala). Metsäntutkimuslaitoksen tiedonantoja 934: 41-46.
• Repo, T., Laukkanen, J. ja Silvennoinen, R. 2005. Impedanssispektroskopian soveltaminen juurten kasvun mittaamiseen. Metsätieteen aikakauskirja 2/2005: 195-196.
• Aphalo, P.J., Lahti, M., Lehto, T., Repo, T., Rummukainen, A., Mannerkoski, H. & Finér, L. 2006. Alhainen maan lämpötila rajoittaa rauduskoivun kasvua. Metsätieteen aikakauskirja 3/2006: 425-426.
• Hetemäki, L., Harstela, P., Hynynen, J., Ilvesniemi, H. & Uusivuori, J. (toim). 2006. Suomen metsiin perustuva hyvinvointi 2015. Katsaus Suomen metsäalan kehitykseen ja tulevaisuuden vaihtoehtoihin. (T. Repo osallistunut asiantuntijana raportin laatimiseen). Metlan työraportteja 26, 250 s.

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VII Congress Abstracts

Total of 93 scientific congress abstracts

VIII Projects (recorded here since 1991)

• ‘Impedance spectroscopy and temperature acclimation of trees’. Person in charge T. Repo. Financed by the Academy of Finland for 1991-1994.
• ‘Impedance spectroscopic study on cellular structure of trees’. Person in charge T. Repo. Financed by the Foundation of Natural Resources in Finland for 1994.
• ‘Effects of climate change on overwintering, production, and potential distribution of trees in the boreal zone’. Project head prof. H. Hänninen ( hhannin @ KMUS.Helsinki.fi), University of Helsinki. Financed by the Academy of Finland for 1997-1999. (T. Repo corresponding researcher in the project).
• ‘Environmental control of frost hardiness of forest trees: changes in the biochemical properties during overwintering with special emphasis on roots’. Project head Dr. T. Repo, University of Joensuu. Financed by the Academy of Finland for 1998-1999.
• ‘Application of impedance spectroscopy for determination of the moisture distribution in wood’. Person in charge M.Sc. M. Tiitta, ( Markku.Tiitta @ uku.fi University of Kuopio, Department of Physics. Financed by TEKES for XI/1999-II/2000, by FinnTech and Innoputki. (T.Repo collaborator in the project).
• ’Responses of fast-growing ozone sensitive and ozone tolerant silver birch clones to increasing ozone and carbon dioxide’ (Financed by the Academy of Finland, 1998-2000) and ’Responses of silver birch (Betula pendula Roth.) to increasing CO 2 and O 3’ (Financed by the Acad. Finland, FIGARE-program, 2001-2002). Project leader doc. E. Vapaavuori (elina.vapaavuori @ metla.fi), The Finnish Forest Research Institute. (T. Repo collaborator in the project).
• ‘Forest tree root and shoot, and soil microbial responses to soil temperature’. Project leader doc. L. Finér, The Finnish For. Res . Institute, Joensuu Res. Station. Financed by the Academy of Finland for 1997-1999. (T. Repo collaborator in the project).
• ‘Determination of Seed Germinability by Electrical Impedance Spectroscopy’. A scholarship for a Visiting Fellow from the Cornell University to Dr. T. Repo, three months in 2000.
• ‘Growth disturbance in spruce forests on burn-beaten area’. Project leader Dr. R. Rikala, The Finnish For. Res . Institute, Suonenjoki Res. Station. Financed by the Ministry of Agriculture in Finland and by The Finnish Forest Research Institute for 2000. (T. Repo collaborator in the project).
• ‘Boron deficiency in forest trees: effects on winter hardiness, secondary metabolites and litter decomposition’. Project leader docent T. Lehto, University of Joensuu, Faculty of Forestry. Financed by Academy of Finland for 2001-2003. (T. Repo collaborator in the project).
• ‘Effect of soil temperature on the water transport and carbon and nitrogen allocation in forest trees’. Person in charge Dr. T. Repo. The Finnish Forest Research Institute for 2001-2003.
• The person in charge for the laboratory services in the Finnish Forest Research Institute, Joensuu Research Centre. (2002-2003 ).
• Travelling grant for the participation in 3 rd International Symposium on Dynamics of Physiological Processes in Woody Roots, Perth Australia, The Finnish Society of Forest Science (2003).
• ‘The effects of the timing of soil frost thawing on growth and physiology of roots and shoot in trees’. Person in charge Dr. T. Repo. The Finnish Forest Research Institute for 2004-2007.
• ‘Climate change and tree roots: Effects of soil frost and flooding on tree growth’. Person in charge Dr. T. Repo. The Finnish For. Res. Institute. 2008-2011 (Climate change program MIL).
• ‘Tree responses to soil frost and flooding in extreme winters’. Person in charge Dr. T. Repo. Academy of Finland (2009-2012).

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Updated: 25.3.2010/KBym

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