MINERAL CONCENTRATIONS IN SOME EDIBLE FUNGI AND THEIR RELATION TO FRUIT-BODY SIZE AND MINERAL STATUS OF SUBSTRATEOHTONEN R.1982; ANN. BOT. FENN.; FIN; DA. 1982; VOL. 19; NO 4; PP. 203-209; BIBL. 22 REF.Article

MINERAL CONCENTRATIONS IN SOME EDIBLE FUNGI AND THEIR RELATION TO FRUIT-BODY SIZE AND MINERAL STATUS OF SUBSTRATEOHTONEN R.1982; ANNALES BOTANICI FENNICI; ISSN 0003-3847; FIN; DA. 1982; VOL. 19; NO 4; PP. 203-209; BIBL. 22 REF.Article

The effect of forest fertilization on the nitrogen content of the fruit-bodies of two mycorrhizal fungi, Lactarius rufus and Suillus variegatusOHTONEN, R.Annales botanici Fennici. 1986, Vol 23, Num 3, pp 189-203, issn 0003-3847Article

Accumulation of organic matter along a pollution gradient: application of Odum's theory of ecosystem energeticsOHTONEN, R.Microbial ecology. 1994, Vol 27, Num 1, pp 43-55, issn 0095-3628Article

Vegetation composition determines microbial activities in a boreal forest soilOHTONEN, R; VÄRE, H.Microbial ecology. 1998, Vol 36, Num 3, pp 328-335, issn 0095-3628Article

Biological activity and amount of FDA mycelium in mor humus of Scots pine stands (Pinus sylvestris L.) in relation to soil properties and degree of pollutionOHTONEN, R; MARKKOLA, A. M.Biogeochemistry (Dordrecht). 1991, Vol 13, Num 1, pp 1-26, issn 0168-2563Article

Soil microbial activity in the coastal Norway spruce [Picea abies (L.) Karst.] forests of the Gulf of Bothnia in relation to humus-layer quality, moisture and soil typesMERILÄ, P; OHTONEN, R.Biology and fertility of soils. 1997, Vol 25, Num 4, pp 361-365, issn 0178-2762Article

Mycorrhizal fungi and biological activity of humus layer in polluted pine forests in the surroundings of OuluMARKKOLA, A. M; OHTONEN, R.Karstenia. 1988, Vol 28, Num 1, pp 45-47, issn 0453-3402Conference Paper

Effects of leguminous ground cover competition on red birch and soil nutrient status in the nurseryHÄNNINEN, K; OHTONEN, R; HUTTUNEN, S et al.Plant and soil. 1999, Vol 216, Num 1-2, pp 129-138, issn 0032-079XArticle

Seasonal changes in the cytoplasmic structures of sporogenous cells of the Scotch pineHOHTOLA, A; KUPILA-AHVENNIEMI, S; OHTONEN, R et al.Annales botanici Fennici. 1984, Vol 21, Num 2, pp 143-149, issn 0003-3847Article

The effect and extent of heavy grazing by reindeer in oligotropic pine heaths in northeastern FennoscandiaVÄRE, H; OHTONEN, R; MIKKOLA, K et al.Ecography (Copenhagen). 1996, Vol 19, Num 3, pp 245-253, issn 0906-7590Conference Paper

Cellulase activity in forest humus along an industrial pollution gradient in Oulu, Northern FinlandOHTONEN, R; LÄHDESMÄKI, P; MARKKOLA, A. M et al.Soil biology & biochemistry. 1994, Vol 26, Num 1, pp 97-101, issn 0038-0717Article

Peroxidase activity as an indicator of pollution stress in the fine roots of Pinus sylvestrisMARKKOLA, A. M; OHTONEN, R; TARVAINEN, O et al.Water, air and soil pollution. 1990, Vol 52, Num 1-2, pp 149-156, issn 0049-6979, 8 p.Article

Total sulfur content in the humus layer of urban polluted forest soilsOHTONEN, R; MARKKOLA, A. M; TORVELA, H et al.Water, air and soil pollution. 1989, Vol 44, Num 1-2, pp 135-141, issn 0049-6979Article

Ecological theories in soil biologyOHTONEN, R; AIKIO, S; VÄRE, H et al.Soil biology & biochemistry. 1997, Vol 29, Num 11-12, pp 1613-1619, issn 0038-0717Article

Scots pine responses to CO₂ enrichment. I. Ectomycorrhizal fungi and soil faunaMARKKOLA, A. M; OHTONEN, A; AHONEN-JONNARTH, U et al.Environmental pollution (1987). 1996, Vol 94, Num 3, pp 309-316, issn 0269-7491Article

Ecosystem properties and microbial community changes in primary succession on a glacier forefrontOHTONEN, R; FRITZE, H; PENNANEN, T et al.Oecologia. 1999, Vol 119, Num 2, pp 239-246, issn 0029-8549Article

Estimates of fungal biomass in Scots pine stands on an urban pollution gradientMARKKOLA, A. M; OHTONEN, R; TARVAINEN, O et al.New phytologist. 1995, Vol 131, Num 1, pp 139-147, issn 0028-646XArticle

Enchytraeid and nematode numbers in urban, polluted Scots pine (Pinus sylvestris) stands in relation to other soil biological parametersOHTONEN, R; OHTONEN, A; LUOTONEN, H et al.Biology and fertility of soils. 1992, Vol 13, Num 1, pp 50-54, issn 0178-2762Article

Spatial distribution of soil ergosterol in the organic layer of a mature Scots pine (Pinus sylvestris L.) forestMÖTTÖNEN, M; JÄRVINEN, E; HOKKANEN, T. J et al.Soil biology & biochemistry. 1999, Vol 31, Num 4, pp 503-516, issn 0038-0717Article

The effect of reindeer grazing on decomposition, mineralization and soil biota in a dry oligotrophic Scots pine forestSTARK, S; WARDLE, D. A; OHTONEN, R et al.Oikos. 2000, Vol 90, Num 2, pp 301-310, issn 0030-1299Article