[
Aartolahti, T. 1965. Overflächenformen von Hochmoore und ihre Entwicklung in Südwest-Häme und Nord-Satakunta. - Fennia 93: 1-268.
]Search in Google Scholar
[
Abrahamsen, J., Jacobsen, N. K., Kalliola, R., Dahl, E., Wilborg, L. & Påhlsson, L. 1984. Naturgeografisk regioninndeling av Norden, ed.2. - Nordiska Ministerrådet, Helsingfors.
]Search in Google Scholar
[
Aerts, R., Verhoeven, J. T. A. & Whigham, D. E. 1999. Plant-mediated controls on nutrient cycling in temperate fens and bogs. - Ecology 80: 2170-2181.10.1890/0012-9658(1999)080[2170:PMCONC]2.0.CO;2
]Search in Google Scholar
[
Aerts, R., Wallén, B. & Malmer, N. 1992. Growth-limiting nutrients in Sphagnum-dominated bogs subject to low and high atmospheric nitrogen supply. - J. Ecol. 80: 131-140.10.2307/2261070
]Search in Google Scholar
[
Anderson, D.S. & Davis, R. B. 1997. The vegetation and its environments in Maine peatlands. -Can. J. Bot. 75: 1785-1805.10.1139/b97-893
]Search in Google Scholar
[
Anderson, D.S., Davis, R. B. & Janssens, J. A. 1995. Relationships of bryophytes and lichens to environmental gradients in Maine peatlands. - Vegetatio 120: 147-159.10.1007/BF00034344
]Search in Google Scholar
[
Andrus, R. E. 1986. Some aspects of Sphagnum ecology. - Can. J. Bot. 64: 416-426.10.1139/b86-057
]Search in Google Scholar
[
Anonymous, 1987. The canadian system of soil classification, ed. 2. - Agric. Can. Pubis 1646: 1-164.
]Search in Google Scholar
[
Anonymous, 1990. GS+: geostatistics for the environmental sciences Version 2.1. - Gamma Design Software, Exeter, Mass.
]Search in Google Scholar
[
Anonymous, 1996. Skog 96. Statistikk over skogforhold og -ressurser i Norge. - Norsk Inst. Jord-Skogkartlegging, Ås.
]Search in Google Scholar
[
Anonymous, 1998a. Feltinstruks 1998. Landsskogtaksering og overvåking av skogens sunnhetstilstand. - Ås, Unpubl. (Internal note, Norw. Inst. Land Inventory).
]Search in Google Scholar
[
Anonymous, 1998b. GS+ { + hevet}: geostatistics for the environmental sciences. - Gamma Design Software, Plainwell, Mich.
]Search in Google Scholar
[
Anonymous, 1999. Sveriges sumpskogar. Resultat av sumpskogsinventeringen 1990-1998. -Skogsstyrelsen Medd. 1999: 1-41.
]Search in Google Scholar
[
Aune, B. 1993. Temperatumormaler, normalperiode 1961-1990. -NorskeMeteorol. Inst. Rapp. Klima 1993: 1-63.
]Search in Google Scholar
[
Austin, M. P. & Gaywood, M. J. 1994. Current problems of environmental gradients and species response curves in relation to continuum theory. - J. Veg. Sci. 5: 473-482.10.2307/3235973
]Search in Google Scholar
[
Bannister, P. 1964a. The water relations of certain heath plants with references to their ecological amplitude. I. Introduction: germination and establishment. - J. Ecol. 52: 423-432.10.2307/2257607
]Search in Google Scholar
[
Bannister, P. 1964b. The water relations of certain heath plants with reference to their ecological amplitude. II. Field studies. - J. Ecol. 52: 481-497.10.2307/2257845
]Search in Google Scholar
[
Barber, K.E. 1981. Peat stratigraphy and climatic change: a palaeoecological test of the theory of cyclic bog regeneration. - Balkema, Rotterdam.
]Search in Google Scholar
[
Bates, J. W. 1998. Is ‘life-form’ a useful concept in bryophyte ecology? - Oikos 82: 223-237.10.2307/3546962
]Search in Google Scholar
[
Bedford, B. L., Walbridge, M. R. & Aldous, A. 1999. Patterns in nutrient availability and plant diversity of temperate North American wetlands. - Ecology 80: 2151-2169.10.1890/0012-9658(1999)080[2151:PINAAP]2.0.CO;2
]Search in Google Scholar
[
Bell, J. N. B. & Tallis, J. H. 1973. Biological flora of the British Isles. Empetrum nigrum L. - J. Ecol. 61: 289-305.10.2307/2258934
]Search in Google Scholar
[
Bell. J.N.B. & Tallis, J. H. 1974. The response of Empetrum nigrum L. to different mire water regimes, with special reference to Wybunbury Moss, Cheshire and Featherbed Moss, Derbyshire. - J. Ecol. 62: 75-95.
]Search in Google Scholar
[
Birse, E. M. 1958. Ecological studies on growth-form in bryophytes. III. The relationship between the growth-form of mosses and ground-water supply. - J. Ecol. 46: 9-27.10.2307/2256900
]Search in Google Scholar
[
Bjørbæk, G. 1993. Snø 1: 7 mill. Nasjonalatlas for Norge kartblad 3.1.4. - Statens Kartverk, Hønefoss.
]Search in Google Scholar
[
Blum, O.B. 1973. Water relations. - In: Ahmadjian, V. and Hale, M. E. (eds.), The lichens, Academic Press, New York, pp. 381-400.
]Search in Google Scholar
[
Boyer, M. L. H. & Wheeler, B. D. 1989. Vegetation patterns in spring-fed calcareous fens: calcite precipitation and constraints on fertility. - J. Ecol. 77: 597-607.10.2307/2260772
]Search in Google Scholar
[
Bradbury, I.K. & Grace, J. 1983. Primary production in wetlands. - In: Gore, A. J. P. (ed.), Ecosystems of the world. 4A. Mires: swamp, bog, fen and moor, General studies, Elsevier, Amsterdam, pp. 285-310 .
]Search in Google Scholar
[
Brehm, K. 1968. Die Bedeutung des Kationenaustausches für den Kationengehalt lebender Sphagnen. - Planta 79: 324-345.10.1007/BF0038691624522905
]Search in Google Scholar
[
Bridgham, S. D., Pastor, J., Janssens, J. A., Chapin, C. & Malterer, T. J. 1996. Multiple limiting gradients in peatlands: a call for a new paradigm. - Wetlands 16: 45-65.10.1007/BF03160645
]Search in Google Scholar
[
Bridgham, S. D., Pastor, J., McClaugherty, C. A. & Richardson, C. J. 1995. Nutrient-use efficiency: a litterfall index, a model, and a test along a nutrient-availability gradient in North Carolina peatlands. - Am. Nat. 145: 1-21.
]Search in Google Scholar
[
Bridgham, S. D. & Richardson, C. J. 1993. Hydrology and nutrient gradients in North Carolina peatlands. - Wetlands 13: 207-218.10.1007/BF03160882
]Search in Google Scholar
[
Bridgham, S. D., Updegraff, K. & Pastor, J. 1998. Carbon, nitrogen, and phosphorus mineralization in northern wetlands. - Ecology 79: 1545-1561.
]Search in Google Scholar
[
Buch, H. 1947. Über die Wasser- und Mineralstoffversorgung der Moose. II. - Soc. Scient. Fenn. Commentnes Biol. 20: 1-49.
]Search in Google Scholar
[
Busby, J. R., Bliss, L. C. & Hamilton, C. D. 1978. Microclimate control of growth rates and habitats of the boreal forest mosses, Tomenthypnum nitens and Hylocomium splendens. -Ecol. Monogr. 48: 95-110.
]Search in Google Scholar
[
Cajander, A. K. 1926. The theory of forest types. - Acta for. Fenn. 29: 1-108.10.14214/aff.7193
]Search in Google Scholar
[
Carleton, T. J. 1990. Variation in terricolous bryophyte and macrolichen vegetation along primary gradients in Canadian boreal forests. - J. Veg. Sci. 1: 585-594.10.2307/3235563
]Search in Google Scholar
[
Chapin, F. S. III., Moilanen, L. & Kielland, K. 1993. Preferential use of organic nitrogen for growth by a nonmycorrhizal arctic sedge. - Nature 361: 150-153.10.1038/361150a0
]Search in Google Scholar
[
Clymo, R. S. 1965. Experiments on breakdown of Sphagnum in two bogs. -J. Ecol. 53: 747-758.10.2307/2257633
]Search in Google Scholar
[
Clymo, R. S. 1983. Peat. - In: Gore, A. J.P. (ed.), Ecosystems of the world. 4A. Mires: swamp, bog, fen and moor: general studies, Elsevier, Amsterdam, pp. 159-224.
]Search in Google Scholar
[
Clymo, R. S. 1984. The limits to peat bog growth. - Phil. Trans. R. Soc. Land. Ser. B. 303: 605-654.10.1098/rstb.1984.0002
]Search in Google Scholar
[
Cooper, D. J. & Andrus, R. E. 1994. Patterns of vegetation and water chemistry in peatlands of the west-central Wind River Range, Wyoming, U.S.A. - Can. J. Bot. 72: 1586-1597.10.1139/b94-196
]Search in Google Scholar
[
Correns, C. 1899. Untersuchungen Uber Vermehrung der Laubmoose durch Brutorgane und Stecklinge. - Bryophyt. Biblthca 7: 1-472 (Reprinted in 1976).
]Search in Google Scholar
[
Cottrell, T. R. 1996. Use of plant strategy ordination, DCA and ANOVA to elucidate relationships among habitats of Salix planifolia and Salix monticola. - J. Veg. Sci. 7: 237-246.
]Search in Google Scholar
[
Coulson, J. C. & Butterfield, J.E. 1978. An investigation of the biotic factors determining the rates of plant decomposition on blanket bog. - J. Ecol. 66: 631-650.10.2307/2259155
]Search in Google Scholar
[
Damman, A. W. H. 1978. Distribution and movement of elements in ombrotrophic peat bogs. - Oikos 30: 480-495.10.2307/3543344
]Search in Google Scholar
[
Damman, A. W. H. 1986. Hydrology, development, and biogeochemistry of ombrogenous peat bogs with special reference to nutrient conditions in a western Newfoundland bog. - Can. J. Bot. 64: 384-394.
]Search in Google Scholar
[
Daniels, R. E. 1978. Floristic analyses of British Mires and mire communities. - J. Ecol. 66: 773-802.10.2307/2259296
]Search in Google Scholar
[
Devito, K. J. & Hill, A. R. 1999. Sulphate mobilization and pore water chemistry in relation to groundwater hydrology and summer drought in two conifer swamps on the Canadian shield. - Wat. Air Soil Pollut. 113: 97-144.10.1023/A:1005081505086
]Search in Google Scholar
[
Du Rietz, G. E. 1949. Huvudenheter och huvudgranser i svensk myrvegetation. - Svensk Bot. Tidskr. 43: 274-309.
]Search in Google Scholar
[
Du Rietz, G. E. 1954. Die Minerlabodenwasserzeigergrenze als Grundlage einer natürlichen Zweigliederung der nord- und mitteleuropäischen Moore. - Vegetatio 5-6: 571-585.10.1007/BF00299611
]Search in Google Scholar
[
During, H.J. 1979. Life strategies of bryophytes. - Lindbergia 5: 2-18.
]Search in Google Scholar
[
During, H.J. 1992. Ecological classifications of bryophytes and lichens. - In: Bates, J. W. and Farmer, A. M. (eds.), Bryophytes and lichens in a changing environment, Clarendon Press, Oxford, pp. 1-31.
]Search in Google Scholar
[
During, H.J. & ter Horst, B. 1987. Diversity and dynamics in bryophyte communities on earth banks in a Dutch forest. - Symp. Biol. Hung. 35: 447-455.
]Search in Google Scholar
[
During, H.J. & van Tooren, B.F. 1988. Pattern and dynamics in the bryophyte layer of a chalk grassland. - In: During, H.J.; Werger, M. J. A., and Willems, J. H. (eds.), Diversity and pattern in plant communities, SPB Acad. Publ., The Hague, pp. 195-208.
]Search in Google Scholar
[
Ehrenfeld, J. G. 1995a. Microsite differences in surface substrate characteristics in Chamaecyparis swamps of the New Jersey pinelands. - Wetlands 15: 183-189.10.1007/BF03160672
]Search in Google Scholar
[
Ehrenfeld, J.G. 1995. Microtopography and vegetation in Atlantic white cedar swamps: the effects of natural disturbances. - Can. J. Bot. 73: 474-484.10.1139/b95-048
]Search in Google Scholar
[
Eilertsen, O., Økland, R.H., Økland, T. & Pedersen, O. 1990. Data manipulation and gradient length estimation in DCA ordination. - J. Veg. Sci. 1: 261-270.10.2307/3235663
]Search in Google Scholar
[
Eneroth, O. 1931. Orn skogstyper och föryngringsförhållanden inom Lappmarken. I. - Norrl. Skogsvårdsförb. Tidskr. 1931: 113-182.
]Search in Google Scholar
[
Eriksson, O. & Fröborg, H. 1996. “Windows of opportunity” for recruitment in long-lived clonal plants: experimental studies of seedling establishment in Vaccinium shrubs. - Can. J. Bot. 74: 1369-1374.10.1139/b96-166
]Search in Google Scholar
[
Eriksson, O. & Jerling, L. 1990. Hierarchical selection and risk spreading in clonal plants. - In: van Groenendael, J. and de Kroon, H. (eds.), Clonal growth in plants: regulation and function, SPB Academic Publ., The Hague, pp. 79-94.
]Search in Google Scholar
[
Eurola, S., Aapala, K., Kokko, A. & Nironen, M. 1991. Mire type statistics in the bog and southern aapa mires of Finland (60-66°N). - Annis Bot. Fenn. 28: 15-36.
]Search in Google Scholar
[
Faith, D. P., Minchin, P. R. & Belbin, L. 1987. Compositional dissimilarity as a robust measure of ecological distance. - Vegetatio 69: 57-68.10.1007/978-94-009-4061-1_6
]Search in Google Scholar
[
Fitje, A. &Strand, L. 1973. Tremålingslære, ed. 2. - Universitetsforlaget, Oslo.
]Search in Google Scholar
[
Flatberg, K.I. 1993. The European tax.a in the Sphagnum recurvum complex. 2. Amended descriptions of Sphagnum brevifolium and S. fallax. - Lindbergia 17: 96-110.
]Search in Google Scholar
[
Førland, E. J. 1993. Nedbørnormaler, normalperiode 1961-1990. -NorskeMeteorol. Inst. Rapp. Klima 39: 1-63.
]Search in Google Scholar
[
Foster, D. R. 1984. The dynamics of Sphagnum in forest and peatland communities in southeastern Labrador, Canada. - Arctic 37: 133-140.10.14430/arctic2178
]Search in Google Scholar
[
Foster, D.R. & Fritz, S. C. 1987. Mire development, pool formation and landscape processes on patterned fens in Dalarna, Central Sweden. - J. Ecol. 75: 409-437.10.2307/2260426
]Search in Google Scholar
[
Fowler, N .L. 1990. Disorderliness in plant communities: comparisons, causes, and consequences. -In: Grace, J.B. and Tilman, D. (eds.), Perspectives on plant competition, Academic Press, San Diego, pp. 291-306.
]Search in Google Scholar
[
Fransson, S. 1965. The borderland. -Acta Phytogeogr. Suec. 50: 167-175.
]Search in Google Scholar
[
Fransson, S. 1972. Myrvegetation i sydvästra Värmland. - Acta Phytogeogr. Suec. 57: 1-133.
]Search in Google Scholar
[
Fremstad, E. 1997. Vegetasjonstyper i Norge. - Norsk Inst. Naturforsk. Temahefte 12: 1-279.
]Search in Google Scholar
[
Frisvoll, A. A., Elvebakk, A., Flatberg, K. I. & Økland, R.H. 1995. Sjekkliste over norske mosar. Vitskapleg og norsk namneverk. - Norsk Inst. Naturforsk. Temahefte 4: 1-104.
]Search in Google Scholar
[
Gauch, H. G. Jr. 1982. Multivariate analysis in community ecology. - Camb. Stud. Ecol. 1: 1-298.10.1017/CBO9780511623332
]Search in Google Scholar
[
Giesler, R., Högberg, M. & Högberg, P. 1998. Soil chemistry and plants in Fennoscandian boreal forest as exemplified by a local gradient. - Ecology 79: 119-137.10.1890/0012-9658(1998)079[0119:SCAPIF]2.0.CO;2
]Search in Google Scholar
[
Gignac, L. D. & Vitt, D. H. 1990. Habitat limitations of Sphagnum along climatic, chemical, and physical gradients in mires of western Canada. - Bryologist 93: 7-22.
]Search in Google Scholar
[
Gignac, L. D., Vitt, D. H. & Bayley, S. E. 1991. Bryophyte response surfaces along ecological and climatic gradients. - Vegetatio 93: 29-45.10.1007/BF00044922
]Search in Google Scholar
[
Glaser, P.H., Janssens, J. A. & Siegel, D. I. 1990. The response of vegetation to chemical and hydrological gradients in the Lost River peatland, northern Minnesota. - J. Ecol. 78: 1021-1048.
]Search in Google Scholar
[
Gorham, E., Bayley, S. E. & Schindler, D. W. 1984. Ecological effects of acid deposition upon peatlands: a neglected field in “acid-rain” research. - Can. J. Fish. Aquat. Sci. 41: 1256-1268.10.1139/f84-152
]Search in Google Scholar
[
Gorham, E., Eisenreich, S.J., Ford, J. & Santelmann, M.V. 1985. The chemistry of bog waters. -In: Stumm, W. (ed.), Chemical processes in lakes, Wiley, New York, NY, pp. 339-363.
]Search in Google Scholar
[
Gorham, E. & Janssens, J. A. 1992. Concepts of fen and bog re-examined in relation to bryophyte cover and the acidity of surface water. - Acta Soc. Bot. Pol. 61: 7-20.10.5586/asbp.1992.001
]Search in Google Scholar
[
Goth, B.M.T. &Røeggen, 0. 1994. Micro-scale vegetation-environment relations in a boreal spruce forest site in the Solhomfjell area, Gjerstad, S Norway. - Cand. scient. Thesis, Univ. Oslo, Oslo, unpubl.
]Search in Google Scholar
[
Grace, J.B. 1999. The factors controlling species density in herbaceous plant communities: an assessment. - Perspect. Pl. Ecol. Syst. 2: 1-28.10.1078/1433-8319-00063
]Search in Google Scholar
[
Granlund, E. 1932. De svenska högmossarnas geologi. - Sver. Geol. Unders. Ser. C 26: 1-193.
]Search in Google Scholar
[
Green, R. N., Trowbridge, R. L. & Klinka, K. 1993. Towards a taxonomic classification of humus forms. - For. Sci. Monogr. 29: 1-49.10.1093/forestscience/39.s1.a0001
]Search in Google Scholar
[
Grime, J.P. 1979. Plant strategies and vegetation processes. - Wiley, Chichester.
]Search in Google Scholar
[
Gundersen, V. & Rolstad, J. 1998a. Nøkkelbiotoper i skog. - Norsk Inst. Skogforsk. Oppdragsrapp. 1998: 5: 1-61.
]Search in Google Scholar
[
Gundersen, V, & Rolstad, J. 1998b. Truete arter i skog. - Norsk Inst. Skogforsk. Oppdragsrapp. 1998: 6: 1-74.
]Search in Google Scholar
[
Hånell, B. 1988. Postdrainage forest productivity ofpeatlands in Sweden. - Can. J. For. Res. 18: 1443-1456.10.1139/x88-223
]Search in Google Scholar
[
Heal, O. W., Swift, M. J. & Anderson, J.M. 1982. Nitrogen cycling in United Kingdom forests: the relevance of basic ecological research. - Phil. Trans. R. Soc. Lond. Ser. B. 296: 427-444.10.1098/rstb.1982.0018
]Search in Google Scholar
[
Heikkilä, H. 1987. The vegetation and ecology of mesotrophic and eutrophic fens in western Finland. - Annls Bot. Fenn. 24: 155-175.
]Search in Google Scholar
[
Hill, M.O. 1979. DECO RANA - A FORTRAN program for detrended correspondence analysis and reciprocal averaging. - Cornell University, Ithaca, NY.
]Search in Google Scholar
[
Hill, M. O. & Gauch, H. G. Jr. 1980. Detrended correspondence analysis: an improved ordination technique. - Vegetatio 42: 47-58.10.1007/978-94-009-9197-2_7
]Search in Google Scholar
[
Holmsen, G. 1951. Oslo. Beskrivelse til kvartærgeologisk landgeneralkart. - Norg. Geol. U nders. 176: 1-62.
]Search in Google Scholar
[
Holtedahl, O. 1974. Noen glasifluviale israndavsetninger i den sydlige del av Glommavaassdragets (nåværende) dreneringsområde. - Norg. Geol. Unders. 306: 1-85.
]Search in Google Scholar
[
Hörnberg, G., Ohlson, M. & Zackrisson, 0. 1997. Influence of bryophytes and microrelief conditions on Picea abies seed regeneration patterns in boreal old-growth swamp forests. -Can. J. For. Res. 27: 1015-1023.10.1139/x97-045
]Search in Google Scholar
[
Hörnberg, G., Zackrisson, O., Segerström, U., Svensson, B. W., Ohlson, M. & Bradshaw, R.H. W. 1998. Boreal swamp forests: biodiversity “hotspots” in an impoversihed forest landscape. - BioScience 48: 795-802.10.2307/1313391
]Search in Google Scholar
[
Huenneke, L. F. & Sharitz, R.R. 1986. Microsite abundance and distribution of woody seedlings in a South Carolina cypress-tupelo swamp. - Am. Midl. Nat. 115: 328-335.10.2307/2425869
]Search in Google Scholar
[
Humphrey, W. D. & Pluth, D. J. 1996. Net nitrogen mineralization in natural and drained fen peatlands in Alberta, Canada. - Soil Sci. Soc. Am. J. 60: 932-940.10.2136/sssaj1996.03615995006000030036x
]Search in Google Scholar
[
Ingestad, T. 1973. Mineral nutrient requirements of Vaccinium vitis-idaea and Vaccinium myrtillus. - Physiol. Pl. 29: 239-246.10.1111/j.1399-3054.1973.tb03099.x
]Search in Google Scholar
[
Ingram, H. A. P. 1978. Soil layers in mires: function and terminology. - J. Soil Sci. 29: 224-227.10.1111/j.1365-2389.1978.tb02053.x
]Search in Google Scholar
[
Jeglum, J. K. 1991. Definition of trophic classes in wooded peatlands by means of vegetation types and plant indicators. - Annls Bot. Fenn. 28: 175-192.
]Search in Google Scholar
[
Jeglum, J. K. & He, F. 1995. Pattern and vegetation-environment relationships in a boreal forested wetland in northeastern Ontario. - Can. J. Bot. 73: 629-637.10.1139/b95-067
]Search in Google Scholar
[
Johnson, J.B. 1996. Phytosociology and gradient analysis of a subalpine treed fen in Rockey Mountain National Par, Colorado. - Can. J. Bot. 74: 1203-1218.
]Search in Google Scholar
[
Johnson, L. C. & Damman, A. W. H. 1993. Decay and its regulation in Sphagnum peatlands. -Adv. Bryol. 5: 249-296.
]Search in Google Scholar
[
Jonasson, S. & Shaver, G. R. 1999. Within-stand nutrient cycling in arctic and boreal wetlands. -Ecology 80: 2139-2150.10.1890/0012-9658(1999)080[2139:WSNCIA]2.0.CO;2
]Search in Google Scholar
[
Karlin, E. & Bliss, L. C. 1984. Variation in substrate chemistry along microtopographical and water chemistry gradients in peatlands. - Can. J. Bot. 62: 142-153.10.1139/b84-023
]Search in Google Scholar
[
Keddy, P.A. 1990. Competitive hierarchies and centrifugal organization in plant communities. -In: Grace, J.B. and Tilman, D. (eds.), Perspectives on plant competition, Academic Press, San Diego, pp. 265-290.
]Search in Google Scholar
[
Keddy, P. A. & Shipley, B. 1989. Competitive hierarchies in herbaceous plant communities. -Oikos 54: 234-241.10.2307/3565272
]Search in Google Scholar
[
Kendall, M. G. 1938. A new measure of rank correlation. - Biometrika 30: 81-93.10.1093/biomet/30.1-2.81
]Search in Google Scholar
[
Kenkel, N. C. 1987. Trends and interrelationships in boreal wetland vegetation. - Can. J. Bot. 65: 12-22.10.1139/b87-002
]Search in Google Scholar
[
Kielland, K. 1994. Amino acid absorption by arctic plants: implication for plant nutrient and nitrogen cycling. - Ecology 75: 2373-2383.10.2307/1940891
]Search in Google Scholar
[
Kielland, K. 1995. Landscape patterns of free amino acids in arctic tundra soils. -Biogeochemistry 31: 85-98.10.1007/BF00000940
]Search in Google Scholar
[
Kielland, K. 1997. Role of free amino acids in the nitrogen economy of arctic cryptogams. - Écoscience 4: 75-79.10.1080/11956860.1997.11682379
]Search in Google Scholar
[
Kielland-Lund, J. 1981. Die Waldgesellschaften SO-Norwegians. - Phytocoenologia 9: 53-250.10.1127/phyto/9/1981/53
]Search in Google Scholar
[
Kilham, P. 1982. The biogeochemistry of bog ecosystems and the chemical ecology of Sphagnum. - Mich. Bot. 21: 159-168.
]Search in Google Scholar
[
Kooijman, A. M. & Bakker, C. 1995. Species replacement in the bryophyte layer in mires: the role of water type, nutrient supply and interspecific interactions. - J. Ecol. 83: 1-8.
]Search in Google Scholar
[
Korbøl, A. 2000. Fine-scale distribution patterns of macroscopic charcoal in boreal swamp forests in Østmarka nature reserve, SE Norway. - Oslo, Botanical Museum, Natural History Museums and Botanical Garden, University of Oslo ..
]Search in Google Scholar
[
Korpela, L. & Reinikainen, A. 1996a. A numerical analysis of mire margin forest vegetation in South and Central Finland. - Annis Bot. Fenn. 33: 183-197.
]Search in Google Scholar
[
Korpela, L. & Reinikainen, A. 1996b. Patterns of diversity in boreal mire margin vegetation. -Suo 47: 17-28.
]Search in Google Scholar
[
Krog, H., Østhagen, H. & Tønsberg, T. 1994. Lavflora. Norske busk- og bladlav. Ny revidert utgave ved Hildur Krog og Tor Tønsberg, ed. 2. - Oslo, Norway, Universitetsforlaget. .
]Search in Google Scholar
[
Kruskal, J. B. 1964a. Multidimensional scaling by optimizing goodness of fit to a nonmetric hypothesis. - Psychometrika 29: 1-27.10.1007/BF02289565
]Search in Google Scholar
[
Kruskal, J.B. 1964. Nonmetric multidimensional scaling: a numerical method. - Psychometrika 29: 115-129.10.1007/BF02289694
]Search in Google Scholar
[
Kruskal, J.B., Young, F. W. & Seery, J.B. 1973. How to use KYST, a very flexible program to do multidimensional scaling and unfolding. -Murray Hill, New Jersey, unpubl., Bell Labs.
]Search in Google Scholar
[
Kruys, N., Fries, C., Jonsson, B. G., Lämås, T. & Ståhl, G. 1999. Wood-inhabiting cryptogams on dead Norway spruce (Picea abies) trees in managed Swedish boreal forests. - Can. J. For. Res. 29: 178-186.10.1139/x98-191
]Search in Google Scholar
[
Kuhry, P., Nicholson, B. J., Gignac, L. D., Vitt, D. H. & Bayley, S. E. 1993. Development of Sphagnum-dominated peatlands in boreal continental Canada. - Can. J. Bot. 71: 10-22.10.1139/b93-002
]Search in Google Scholar
[
Kuuluvainen, T., Hokkanen, T. J., Järvinen, E. & Pukkala, T. 1993. Factors related to seedling growth in a boreal Scots pine stand: a spatial analysis of a vegetation soil system. - Can. J. For. Res. 23: 2101-2109.10.1139/x93-262
]Search in Google Scholar
[
Kuuluvainen, T. & Pukkala, T. 1989. Effect of Scots pine seed trees on the density of ground vegetation and tree seedlings. - Silva Fenn. 23: 159-167.10.14214/sf.a15536
]Search in Google Scholar
[
Kuusinen, M. 1996. Importance of spruce swamp-forests for epiphyte diversity and flora on Picea abies in southern and middle boreal Finland. - Ecography 19: 41-45.10.1111/j.1600-0587.1996.tb00153.x
]Search in Google Scholar
[
Lahti, T. 1995. Understorey vegetation as an indicator of forest site potential in Southern Finland. - Acta for. Fenn. 246: 1-68.10.14214/aff.7508
]Search in Google Scholar
[
Lahti, T. & Väisänen, R. A. 1987. Ecological gradients of boreal forests in South Finland; an ordination test of Cajanders’s forest site type theory. - Vegetatio 68: 145-156.10.1007/BF00114715
]Search in Google Scholar
[
Legendre, P. 1993. Spatial autocorrelation: trouble or new paradigm. - Ecology 74: 1659-1673.10.2307/1939924
]Search in Google Scholar
[
Lemmon, P. E. 1956. A spherical densiometer for estimating forest overstory density. - For. Sci. 2: 314-320.
]Search in Google Scholar
[
Li, Y. & Vitt, D. H. 1997. Patterns of retention and utilization of aerially deposited nitrogen in boreal peatlands. - Écoscience 4: 106-116.10.1080/11956860.1997.11682384
]Search in Google Scholar
[
Lid, J. & Lid, D. T. 1994. Norsk flora. 6 utgåve ved R. Elven. - Det Norske Samlaget, Oslo, Norway.
]Search in Google Scholar
[
Malmer, N. 1962a. Studies on mire vegetation in the Archaean area of Southwestern Götaland (South Sweden). I. Vegetation and habitat conditions on the Åkhult mire. - Opera Bot. 7: 1-322.
]Search in Google Scholar
[
Malmer, N. 1962b. Studies on mire vegetation in the Archaean area of Southwestern Götaland (South Sweden). II. Distribution and seasonal variation in elementary constituents on some mire sites. - Opera Bot. 7: 1-62.
]Search in Google Scholar
[
Malmer, N. 1964. On the circulation of elementary constituents in the Sphagnum-mires of S.W. Sweden. - In: Burtt, B. L. (ed.), Abstracts of papers, Tenth international botanical congress Edinburough, Publication committee of Tenth international botanical congress, Edinburgh, pp. 246-247.
]Search in Google Scholar
[
Malmer, N. 1986. Vegetational gradients in relation to environmental conditions in northwestern European mires. - Can. J. Bot. 64: 375-383.10.1139/b86-054
]Search in Google Scholar
[
Malmer, N. 1993. Mineral nutrients in vegetation and surface layers of Sphagnum-dominated peat-forming systems. - Adv. Bryol. 5: 223-248.
]Search in Google Scholar
[
Malmer, N., Svensson, B. M. & Wallén, B. 1994. Interactions between Sphagnum mosses and field layer vascular plants in the development of peat-forming systems. - Folia Geobot. Phytotax. 29: 483-496.10.1007/BF02883146
]Search in Google Scholar
[
Malmer, N. & Wallén, B. 1999. The dynamics of peat accumulation on bogs: mass balance of hummocks and hollows and its variation throughout a millennium. - Ecography 22: 736-750.10.1111/j.1600-0587.1999.tb00523.x
]Search in Google Scholar
[
Malmström, C. 1931. Orn faran för skogsmarkens försumpning i Norrland. En studie från Kulbäckslidens och Roklidens försöksfält. - Meddn St. SkogsförsAnst. 26: 1-162.
]Search in Google Scholar
[
Malmström, C. 1949. Studier över skogstyper och trädslagsfördelning Västerbottens Iän. -Meddn St. Skogsförslnst. 37: 1-231.
]Search in Google Scholar
[
McIntosh, R. P. 1978. Matrix and plexus techniques. - In: Whittaker, R.H. (ed.), Ordination of plant communities, Junk, The Hague, pp. 151-184.
]Search in Google Scholar
[
Metsävainio, K. 1931. Untersuchungen über das Wurzelsystem der Moorpflanzen. - Annls Bot. Soc. Zool.-Bot. Fenn. Vanamo 1: 1-422.
]Search in Google Scholar
[
Minchin, P. R. 1987. An evaluation of the relative robustness of techniques for ecological ordination. - Vegetatio 69: 89-107.10.1007/978-94-009-4061-1_9
]Search in Google Scholar
[
Minchin, P.R.. 1990. DECODA Version 2.01. - Canberra, Dept. Biogeogr. Geomorph .. Aust. natn. Univ ..
]Search in Google Scholar
[
Moen, A. 1973. Landsplan for myrreservater i Norge. - Norsk Geogr. Tidsskr. 27: 173-193.10.1080/00291957308551956
]Search in Google Scholar
[
Moen, A. 1990. The plant cover of the boreal uplands of Central Norway. I. Vegetation ecology of Sølendet nature reserve; haymaking fens and birch woodlands. - Gunneria 63: 1-451.
]Search in Google Scholar
[
Moen, A., Lillethun, A. & Odland, A. 1998. Nasjonalatlas for Norge: Vegetasjon. - Statens Kartverk, Hønefoss.
]Search in Google Scholar
[
Mörnsjö, T. 1969. Studies on vegetation and development of a peatland in Scania, South Sweden. - Opera Bot. 24: 1-187.
]Search in Google Scholar
[
Näsholm, T., Ekblad, A., Nordin, A., Giesler, R., Högberg, M. & Högberg, P. 1998. Boreal forest plants take up organic nitrogen. - Nature 392: 914-916.10.1038/31921
]Search in Google Scholar
[
Nordbakken, J.-F. 1996a. Fine-scale patterns of vegetation and environmental factors on an ombrotrophic mire expanse: a numerical approach. - Nord. J. Bot. 16: 197-209.10.1111/j.1756-1051.1996.tb00958.x
]Search in Google Scholar
[
Nordbakken, J.-F. 1996b. Plant niches along the watertable gradient on an ombotrophic mire expanse. - Ecography 19: 114-121.10.1111/j.1600-0587.1996.tb00162.x
]Search in Google Scholar
[
Nordbakken, J .-F. 1997. Småskala endringer i ombrotrof myrvegetasjon i SO-Norge 1990/91-96. Bot. Hage Mus. Univ. Oslo Rapp. 1: 1-34.
]Search in Google Scholar
[
Nordhagen, R. 1928. Die Vegetation und Florades Sylenegebietes. -Skr. Norske Vidensk.-Akad. Oslo Mat.-Naturvid. Klasse 1927: 1-612.
]Search in Google Scholar
[
Nyyssönen, A. 1955. Hakuumäärän arviroiminen kannoista (Eng. summ.: Estimation of the cut from stumps). - Communtnes Inst. for. Fenn. 45: 1-68.
]Search in Google Scholar
[
Ogner, G., Opem, M., Remedios, G., Sjøtveit, G. & Sørlie, B. 1991. The chemical analysis program of The Norwegian Forest Research Institute, 1991. - Ås, The Norwegian Forest Research Institute ..
]Search in Google Scholar
[
Ohlson, M. & Økland, R. H. 1998. Spatial variation in rates of carbon and nitrogen accumulation in a boreal bog. - Ecology 79: 2745-2758.10.1890/0012-9658(1998)079[2745:SVIROC]2.0.CO;2
]Search in Google Scholar
[
Ohlson, M., Söderström, L., Hörnberg, G., Zackrisson, 0. & Hermansson, J. 1997. Habitat qualities versus long-term continuity as determinants of biodiversity in boreal old-grown swamp forest. - Biol. Conserv. 81: 221-231.10.1016/S0006-3207(97)00001-3
]Search in Google Scholar
[
Ohlson, M. & Zackrisson, 0. 1992. Tree establishment and microhabitat relationships in north Swedish peatlands. - Can. J. For. Res. 22: 1869-1877.10.1139/x92-244
]Search in Google Scholar
[
Økland, B. 1994. Mycetophilidae (Diptera), an insect group vulnerable to forestry practices? A comparision of clearcut, managed and semi-natural spruce forests in southern Norway. -Biodiv. Conserv. 3: 68-85.
]Search in Google Scholar
[
Økland, R. H. 1989a. A phytoecological study of the mire Northern Kisselbergmosen, SE Norway. I. Introduction, flora, vegetation and ecological conditions. - Sommerfeltia 8: 1-172.
]Search in Google Scholar
[
Økland, R. H. 1989b. Hydromorphology and phytogeography of mires in inner Østfold and adjacent part of Akershus, SE Norway, in relation to SE Fennoscandian mires. - Op. Bot. 97: 1-122.
]Search in Google Scholar
[
Økland, R. H. 1990a. Vegetation ecology: theory, methods and applications with reference to Fennoscandia. - Sommerfeltia Suppl. 1: 1-233.
]Search in Google Scholar
[
Økland, R. H. 1990b. A phytoecological study of the mire Northern Kisselbergmosen, SE Norway. II. Identification of gradients by detrended (canonical) correspondence analysis. -Nord. J. Bot. 10: 79-108.
]Search in Google Scholar
[
Økland, R. H. 1990c. A phytoecological study of the mire Northern Kisselbergmosen, SE Norway. III. Diversity and habitat niche relationships. - Nord. J. Bot. 10: 191-220.
]Search in Google Scholar
[
Økland, R.H. 1994. Patterns ofbryophyte associations at different scales in a Norwegian boreal spruce forest. - J. Veg. Sci. 5: 127-138.10.2307/3235646
]Search in Google Scholar
[
Økland, R. H. 1995. Population biology of the clonal moss Hylocomium splendens in Norwegian boreal spruce forests. I. Demography. - J. Ecol. 83: 697-712.10.2307/2261637
]Search in Google Scholar
[
Økland, R. H. 1996. Are ordination and constrained ordination alternative or complementary strategies in general ecological studies? - J. Veg. Sci. 7: 289-292.10.2307/3236330
]Search in Google Scholar
[
Økland, R. H. 1997a. Population biology of the clonal moss Hylocomium splendens in Norwegian boreal spruce forests. III. Six-year demographic variation in two areas. -Lindbergia 22: 49-68.
]Search in Google Scholar
[
Økland, R.H. 1997b. Vegetasjonsøkologi. Plantenes respons på økologiske gradienter- teorier, metoder og mønstre. - Oslo, Bot. Hage Mus, Univ. Oslo ..
]Search in Google Scholar
[
Økland, R. H. & Bendiksen, E. 1985. The vegetation of the forest-alpine transition in the Grunningsdalen area, Telemark, SE Norway. - Sommerfeltia 2: 1-224.10.2478/som-1985-0002
]Search in Google Scholar
[
Økland, R.H. & Eilertsen, 0. 1993. Vegetation-environment relationships of boreal coniferous forests in the Solhomfjell area, Gjerstad, S Norway. - Sommerfeltia 16: 1-254.10.2478/som-1993-0002
]Search in Google Scholar
[
Økland, R.H. & Eilertsen, 0. 1996. Dynamics ofunderstory vegetation in an old-growth boreal coniferous forest, 1988-1993. - J. Veg. Sci. 7: 747-762.
]Search in Google Scholar
[
Økland, R. H., Økland, T. & Rydgren, K. 2000. Biologisk mangfold i bunnvegetasjonen i gransumpskog. - Norsk Inst. Jord- Skogkartlegging Rapp. 2000: 3: 1-79.
]Search in Google Scholar
[
Økland, R. H., Økland, T. & Rydgren, K. 2001. A Scandinavian perspective on ecological gradients in north-west European mires: reply to Wheeler and Proctor. - J. Ecol. 89: 481-486.10.1046/j.1365-2745.2001.00573.x
]Search in Google Scholar
[
Økland, R.H., Rydgren, K. & Økland, T. 1999. Single-tree influence on understorey vegetation in a Norwegian boreal spruce forest. - Oikos 87: 488-498.10.2307/3546813
]Search in Google Scholar
[
Økland, T. 1988. An ecological approach to the investigation of a beech forest in Vestfold, SE Norway. - Nord. J. Bot. 8: 375-407.
]Search in Google Scholar
[
Økland, T. 1990. Vegetational and ecological monitoring of boreal forests in Norway. I. Rausjømarka in Akershus county, SE Norway. - Sommerfeltia 10: 1-52.10.2478/som-1990-0001
]Search in Google Scholar
[
Økland, T. 1996. Vegetation-environment relationships of boreal spruce forest in ten monitoring reference areas in Norway. - Sommerfeltia 22: 1-349.10.2478/som-1996-0001
]Search in Google Scholar
[
Økland, T. 1999. Intensivovervåking i granskog: Endringer i undervegetasjonen i fem overvåkingsområder i løpet av en fem-års-periode. - Norsk Inst. Jord- Skogkartlegging Rapp. 1999: 1-33.
]Search in Google Scholar
[
Oksanen, J. & Minchin, P.R. 1997. Instability of ordination results under changes in input data order: explanations and remedies. - J. Veg. Sci. 8: 447-454.10.2307/3237336
]Search in Google Scholar
[
Pakarinen, P. & Rinne, R. J. K. 1979. Growth rates and heavy metal concentrations of five moss species in paludified spruce forests. - Lindbergia 5: 77-83.
]Search in Google Scholar
[
Palmer, M. W. 1988. Fractal geometry: a tool for describing spatial patterns of plant communities. - Vegetatio 75: 91-102.10.1007/BF00044631
]Search in Google Scholar
[
Palmer, M. W. & Dixon, P. M. 1990. Small-scale environmental heterogeneity and the analysis of species distributions along gradients. - J. Veg. Sci. 1: 57-65.10.2307/3236053
]Search in Google Scholar
[
Paratley, R. D. & Fahey, T. J. 1986. Vegetation-environment relations in a conifer swamp in central New York. - Bull. Torrey Bot. Club 113: 357-371.10.2307/2996429
]Search in Google Scholar
[
Pearsall, W. H. 1938. The soil complex in relation to plant communities. III. Moorlands and bogs. - J. Ecol. 26: ?10.2307/2256249
]Search in Google Scholar
[
Pearson, K. 1901. On lines and planes of closest fit to systems of points in space. - Phil. Mag. 6. Ser. 2: 559-572.10.1080/14786440109462720
]Search in Google Scholar
[
Pelkonen, E. 1979. Männyn ja kuusen taimien kyvystä sietää tulva vuoden eri aikoina [Eng. Summ.: Seasonal flood tolerance of Scots pine and Norway spruce seedlings]. - Suo 30: 35-42.
]Search in Google Scholar
[
Persson, Å. 1961. Mire and spring vegetation in an area north of Lake Tometräsk, Tome Lappmark, Sweden. I. Description of the vegetation. - Opera Bot. 6: 1-187.
]Search in Google Scholar
[
Persson, Å. 1962. Mire and spring vegetation in an area north of Lake Tometräsk, Tome Lappmark, Sweden. II. Habitat conditions. - Opera Bot. 6:3: 1-100.
]Search in Google Scholar
[
Ponge, J.-F. & Ferdy, J.-B. 1997. Growth of Fagus sylvatica saplings in an old-growth forest as affected by soil and light conditions. - J. Veg. Sci. 8: 789-796.10.2307/3237023
]Search in Google Scholar
[
Prieditis, N. 1999. Picea abies- and Fraxinus excelsior-dominated wetland forest communities in Latvia. - Pl. Ecol. 144: 49-70.10.1023/A:1009854423333
]Search in Google Scholar
[
Proctor, M.C.F. 1995. Hydrochemistry of the raised bog and fens at Malham Tam National Nature Reserve, Yorkshire, UK. - In: Hughes, J. M. R. and Heathwaite, A. L. (eds.), Hydrology and hydrochemistry of British wetlands, Wiley, Chichester, UK, pp. 273-289.
]Search in Google Scholar
[
Reid, W. 1998. Biodiversity hotspots. - Trends Ecol. Evol. 13: 275-280.10.1016/S0169-5347(98)01363-9
]Search in Google Scholar
[
Rochefort, L., Vitt, D. H. & Bayley, S. E. 1990. Growth, production, and decomposition dynamics of Sphagnum under natural and experimentally acidified conditions. - Ecology 71: 1986-2000.
]Search in Google Scholar
[
Rossi, R. E., Mulla, D. J., Joumel, A. G. & Franz, E. H. 1992. Geostatistical tools for modeling and interpreting ecological spatial dependence. - Ecol. Monogr. 62: 277-314.10.2307/2937096
]Search in Google Scholar
[
Rundel, P. W. & Lange, 0. L. 1980. Water relations and photosynthetic response of a desert moss. - Flora 169: 329-335.10.1016/S0367-2530(17)31962-X
]Search in Google Scholar
[
Rydgren, K. 1993. Herb-rich spruce forests in W Nordland, N Norway: an ecological and methodological study. - Nord. J. Bot. 13: 667-690.
]Search in Google Scholar
[
Rydgren, K. 1997. Vegetation-environment relationships of old-growth spruce forest vegetation in Østmarka Nature Reserve, SE Norway, and comparison of three ordination methods. -Nord. J. Bot. 16: 421-439.
]Search in Google Scholar
[
Rydgren, K., Økland, R. H. & Økland, T. 1998. Population biology of the clonal moss Hylocomium splendens in Norwegian boreal spruce forests. IV. Effects of experimental fine-scale disturbance. - Oikos 82: 5-19.10.2307/3546912
]Search in Google Scholar
[
Rydgren, K., Økland, T., Økland, R.H. & Storaunet, K. O. 1999. Hogstpåvirkning på biologisk mangfold og undervegetasjonens sammensetning i granskog. - Norsk Inst. Jord-Skogkartlegging Rapp. 1999: 1-35.
]Search in Google Scholar
[
Rydin, H. 1986. Competition and niche separation in Sphagnum. - Can. J. Bot. 64: 1817-1824.10.1139/b86-240
]Search in Google Scholar
[
Rydin, H. 1993a. Interspecific competition between Sphagnum mosses on a raised bog. - Oikos 66: 413-423.10.2307/3544935
]Search in Google Scholar
[
Rydin, H. 1993b. Mechanisms of interactions among Sphagnum species along water-level gradients. - Adv. Bryol. 5: 153-185.
]Search in Google Scholar
[
Rydin, H. 1997. Competition among bryophytes. - Adv. Bryol. 6: 135-168.
]Search in Google Scholar
[
Samuelsson, G. 1917. Studien über die Vegetation der Hochgebirsgegenden von Dalarne. - Nova Acta Regiae Soc. Scient. Upsal. Ser. 4 4: 1-252.
]Search in Google Scholar
[
Schneider, H. & Westman, C. J. 1987. Relation of peat nutrients to ground vegetation communities on sedge pine fens. - Suo 38: 29-36.
]Search in Google Scholar
[
Schuster, R. M. 1983. Reproductive biology, dispersal mechanisms, and distribuion patterns in Hepaticae and Anthocerotae. - Sonderbände Naturw. Ver. Hamb. 7: 119-162.
]Search in Google Scholar
[
Senje, S. 1987. Østmarka. - Oslo, Gyldendal. .
]Search in Google Scholar
[
Shmida, A & Ellner, S. 1984. Coexistence of plants with similar niches. - Vegetatio 58: 29-55.10.1007/BF00044894
]Search in Google Scholar
[
Sigmond, E.M.O., Gustavson, M. & Roberts, D. 1984. Berggrunnskart over Norge 1: 1 000 000. - Trondheim, Norg. geol. Unders ..
]Search in Google Scholar
[
Sims, R. A., Cowell, D. W. & Wickware, G. M. 1982. Classification of fens near southern James Bay, Ontario, using vegetational physiognomy. - Can. J. Bot. 60: 2608-2623.
]Search in Google Scholar
[
Singsaas, S. 1990. Classification and ordination of the mire vegetation of Stormyra near Tynset, S Norway. - Nord. J. Bot. 9: 413-423.
]Search in Google Scholar
[
Sirén, G. 1955. The development of spruce forest on raw humus sites in northern Finland and its ecology. - Acta for. Fenn. 62: 1-408.10.14214/aff.7453
]Search in Google Scholar
[
Sjöberg, K. & Ericson, L. 1997. Mosaic boreal landscapes with open and forested wetlands. -Ecol. Bull. 46: 48-60.
]Search in Google Scholar
[
Sjörs, H. 1947. Myrvegetationen i övre Långanområdet i Jämtland. - Ark. Bot. K. Svenska VetenskAkad. 33A: 1-96.
]Search in Google Scholar
[
Sjörs, H. 1948. Myrvegetation i Bergslagen. - Acta Phytogeogr. Suec. 21: 1-299.
]Search in Google Scholar
[
Sjörs, H. 1950. Regional studies in north Swedish mire vegetation. - Bot. Not. 103: 173-222.
]Search in Google Scholar
[
Sjörs, H. 1952. On the relation between vegetation and electrolytes in north Swedish mire waters. - Oikos 2: 241-258.10.2307/3564795
]Search in Google Scholar
[
Sjörs, H. 1983. Mires of Sweden. - In: Gore, A. J.P. (ed.), Ecosystems of the world. 4B. Mires: swamp, bog, fen and moor: regional studies, Elsevier, Amsterdam, pp. 69-94.
]Search in Google Scholar
[
Skene, M. 1915. The acidity of Sphagnum and its relation to chalk and mineral salts. -Ann. Bot. (Lond.) 29: 65-87.10.1093/oxfordjournals.aob.a089538
]Search in Google Scholar
[
Skrindo, A. & Økland, R.H. 1998. Fertilization effects and vegetation-environment relationships in a boreal pine forest in Åmli, S Norway. - Sommerfeltia 25: 1-90.10.2478/som-1998-0001
]Search in Google Scholar
[
Slack, N. G., Vitt, D. H. & Horton, D. G. 1980. Vegetation gradients of minerotrophically rich fens in western Alberta. - Can. J. Bot. 58: 330-350.10.1139/b80-034
]Search in Google Scholar
[
Söderström, L. 1987. Dispersal as a limiting factor for distribution among epixylic bryophytes. -Symp. Biol. Hung. 35: 475-483.
]Search in Google Scholar
[
Söderström, L. 1988. The occurrence of epixylic bryophyte and lichen species in an old natural and managed forest stand in northeast Sweden. - Biol. Conserv. 45: 169-178.10.1016/0006-3207(88)90137-1
]Search in Google Scholar
[
Söderström, L. 1989. Regional distribution patterns of bryophyte species on spruce logs in northern Sweden. - Bryologist 92: 349-355.10.2307/3243403
]Search in Google Scholar
[
Sokal, R.R. &Rohlf, F. J. 1995. Biometry, ed. 3. - New York, Freeman ..
]Search in Google Scholar
[
Stålfelt, M. G. 1937. Die bedeutung der Vegetation im Wasserhaushalt des Bodens. - Svenska Skogsvårdsfören. Tidskr. 35: 161-195.
]Search in Google Scholar
[
Stuanes, A., Ogner, G. & Opem, M. 1984. Ammonium nitrate as an extractant for soil exchangeable cations, exchangeable acidity and aluminium. - Communs Soil Sci. Pl. Anal. 15: 773-778.
]Search in Google Scholar
[
Stuiver, M. & Reimer, P. J. 1993. Extended 14C data base and revised Calib 3.0 age calibration programme. - Radiocarbon 35: 214-230.10.1017/S0033822200013904
]Search in Google Scholar
[
Succow, M. 1988. Landschaftsökologische Moorkunde. - Fischer, Jena.
]Search in Google Scholar
[
ter Braak, C. J. F. & Prentice, I. C. 1988. A theory of gradient analysis. - Adv. Ecol. Res. 18: 271-317.10.1016/S0065-2504(08)60183-X
]Search in Google Scholar
[
ter Braak, C.J.F. &Smilauer{v overs}, P. 1998. CANOCO reference manual and userÇs guide to Canoco for Windows: software for canonical community ordination (version 4 ). - Ithaca, N.Y., Microcomputer Power. .
]Search in Google Scholar
[
Thunmark, S. 1942. Über rezente Eisenocker und ihre Mikro-organismengemeinschaften. - Bull. Geol. Instn Univ. Uppsala 29: 1-285.
]Search in Google Scholar
[
Tolonen, K. 1967. Über die Entwicklung der Moore im finnischen Nordkarelien. - Annls Bot. Fenn. 4: 219-416.
]Search in Google Scholar
[
Tonteri, T., Mikkola, K. & Lahti, T. 1990. Compositional gradients in the forest vegetation of Finland. - J. Veg. Sci. 1: 691-698.10.2307/3235577
]Search in Google Scholar
[
Trass, H. & Maimer, N. 1978. North European approaches to classification. - In: Whittaker, R. H. (ed.), Classification of plant communities, Junk, The Hague, pp. 201-245.
]Search in Google Scholar
[
Tuomikoski, R. 1942. Untersuchungen ilber die Untervegetation der Bruchmoore in Ostfinnland I. Zur Methodik der pflanzensoziologischen Systematik. - Annis Bot. Soc. Zool.-Bot. Fenn. Vanamo 17: 1-203.
]Search in Google Scholar
[
van Tooren, B. F. & During, H.J. 1988. Early succession of bryophyte communities on dutch forest earth banks. - Lindbergia 14: 40-46.
]Search in Google Scholar
[
Verhoeven, J. T. A., Maltby, E. & Schmitz, M. B. 1990. Nitrogen and phosphorus mineralization in fens and bogs. - J. Ecol. 78: 713-726.10.2307/2260894
]Search in Google Scholar
[
Viereck, L. A. 1970. Forest succession and soil development adjacent to the Chene river in interior Alaska. - Arct. Alp. Res. 2: 1-26.10.2307/1550138
]Search in Google Scholar
[
Vitt, D. H. & Chee, W.-L. 1990. The relationships of vegetation to surface water chemistry and peat chemistry in fens of Alberta, Canada. - Vegetatio 89: 87-106.10.1007/BF00032163
]Search in Google Scholar
[
Vitt, D. H., Crum, H. & Snider, J. A. 1975. The vertical zonation of Sphagnum species in hummock-hollow complexes in northern Michigan. - Mich. Bot. 14: 190-200.
]Search in Google Scholar
[
Vitt, D. H., Horton, D. G., Slack, N. G. & Maimer, N. 1990. Sphagnum-dominated peatlands of the hyperoceanic British Columbia coast: patterns in surface water chemistry and vegetation. - Can. J. For. Res. 20: 696-711.10.1139/x90-093
]Search in Google Scholar
[
Vitt, D. H., Li, Y. & Belland, R. J. 1995. Patterns of bryophyte diversity in peatlands of continental western Canada. - Bryologist 98: 218-227.10.2307/3243306
]Search in Google Scholar
[
Vitt, D. H. & Slack, N. G. 1984. Niche diversification of Sphagnum relative to environmental factors in northern Minnesota peatlands. - Can. J. Bot. 62: 1409-1430.10.1139/b84-192
]Search in Google Scholar
[
Wallén, B. 1987. Growth pattern and distribution of biomass of Calluna vulgaris (L.) Hull on an ombrotrophic peat-bog. - Holarct. Ecol. 10: 73-79.10.1111/j.1600-0587.1987.tb00741.x
]Search in Google Scholar
[
Wartenberg, D., Person, S. & Rohlf, F. J. 1987. Putting things in order: a critique of detrended correspondence analysis. - Am. Nat. 129: 434-448.10.1086/284647
]Search in Google Scholar
[
Watson, E. V. 1960. Further observations on the bryophyte flora of the Isle of May. II. Rate of succession in selected communities involving bryophytes. - Trans. Proc. Bot. Soc. Edinburgh 39: 85-106.10.1080/13594866009441686
]Search in Google Scholar
[
Wheeler, B. D. & Proctor, M. C. F. 2000. Ecological gradients, subdivisions and terminology of north-west European mires. - J. Ecol. 88: 187-203.
]Search in Google Scholar
[
Wheeler, B.D. & Shaw, S.C. 1995. A focus on fens - controls on the composition of fen vegetation in relation to restoration. - In: Wheeler, B. D.; Shaw, S. C.; Fojt, W. J., and Robertson, R. A. (eds.), Restoration of temperate wetlands, Wiley, Chichester, UK, pp. 49-72.
]Search in Google Scholar
[
Wheeler, B. D., Shaw, S. C. & Cook, R. E. D. 1992. Phytometric assessment of the fertility of undrained rich-fen soils. - J. Appl. Ecol. 29: 466-475.10.2307/2404514
]Search in Google Scholar
[
Whittaker, R. H. 1960. Vegetation in the Siskiyou Mountains, Oregon and California. - Ecol. Monogr. 30: 279-338.
]Search in Google Scholar
[
Whittaker, R. H. 1962. Classification of natural communities. - Bot. Rev. 28: 1-239.10.1007/BF02860872
]Search in Google Scholar
[
Whittaker, R.H. 1967. Gradient analysis of vegetation. - Biol. Rev. Camb. Phil. Soc. 42: 207-264.10.1111/j.1469-185X.1967.tb01419.x
]Search in Google Scholar
[
Witting, M. 1947. Katjonsbestamningar i myrvatten. - Bot. Not. 100: 287-304.
]Search in Google Scholar
[
Witting, M. 1949. Kalciumhalten i nagra nordsvenska myrvatten. - Svensk Bot. Tidskr. 43: 715-739.
]Search in Google Scholar
[
Wu, H., Sharpe, P. J. H., Walker, J. & Penridge, L. K. 1985. Ecological field theory: a spatial analysis of resource interference among plants. - Ecol. Modelling 29: 215-243.10.1016/0304-3800(85)90054-7
]Search in Google Scholar
[
Yabe, K. & Onimaru, K. 1997. Key variables controlling the vegetation of a cool-temperate mire in northern Japan. - J. Veg. Sci. 8: 29-36.10.2307/3237239
]Search in Google Scholar