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Results: 1-20 |
Results: 20
Fine root biomass and production in Scots pine stands in relation to standage
Authors: Makkonen, K Helmisaari, HS
Citation: K. Makkonen et Hs. Helmisaari, Fine root biomass and production in Scots pine stands in relation to standage, TREE PHYSL, 21(2-3), 2001, pp. 193-198
Decomposition of coniferous forest litter along a heavy metal pollution gradient, south-west Finland
Authors: McEnroe, NA Helmisaari, HS
Citation: Na. Mcenroe et Hs. Helmisaari, Decomposition of coniferous forest litter along a heavy metal pollution gradient, south-west Finland, ENVIR POLLU, 113(1), 2001, pp. 11-18
The effect of lake-water infiltration on the acidity and base cation status of forest soil
Authors: Lindroos, AJ Derome, J Paavolainen, L Helmisaari, HS
Citation: Aj. Lindroos et al., The effect of lake-water infiltration on the acidity and base cation status of forest soil, WATER A S P, 131(1-4), 2001, pp. 153-167
Biomass allocation, needle structural characteristics and nutrient composition in Scots pine seedlings exposed to elevated CO2 and O-3 concentrations
Authors: Utriainen, J Janhunen, S Helmisaari, HS Holopainen, T
Citation: J. Utriainen et al., Biomass allocation, needle structural characteristics and nutrient composition in Scots pine seedlings exposed to elevated CO2 and O-3 concentrations, TREES, 14(8), 2000, pp. 475-484
Nitrogen transformations and losses in forest soil subjected to sprinklinginfiltration
Authors: Paavolainen, L Smolander, A Lindroos, AJ Derome, J Helmisaari, HS
Citation: L. Paavolainen et al., Nitrogen transformations and losses in forest soil subjected to sprinklinginfiltration, J ENVIR Q, 29(4), 2000, pp. 1069-1074
Structure and functioning of forest ecosystems
Authors: Helmisaari, HS
Citation: Hs. Helmisaari, Structure and functioning of forest ecosystems, FOR SCI, 65, 2000, pp. 179-182
Fine roots and soil properties
Authors: Helmisaari, HS Lehto, T Makkonen, K
Citation: Hs. Helmisaari et al., Fine roots and soil properties, FOR SCI, 65, 2000, pp. 203-217
Functioning of forest ecosystem as an indicator of environmental change
Authors: Helmisaari, HS
Citation: Hs. Helmisaari, Functioning of forest ecosystem as an indicator of environmental change, FOR SCI, 65, 2000, pp. 223-228
Functioning of forest ecosystems under nitrogen loading
Authors: Smolander, A Kukkola, M Helmisaari, HS Makipaa, R Malkonen, E
Citation: A. Smolander et al., Functioning of forest ecosystems under nitrogen loading, FOR SCI, 65, 2000, pp. 229-247
Functioning of forest ecosystems under heavy metal loading - Areas polluted by heavy metals
Authors: Helmisaari, HS
Citation: Hs. Helmisaari, Functioning of forest ecosystems under heavy metal loading - Areas polluted by heavy metals, FOR SCI, 65, 2000, pp. 248-251
Response of tree stands to heavy metal loading
Authors: Nieminen, T Derome, J Helmisaari, HS Janhunen, S Kukkola, M Saarsalmi, A
Citation: T. Nieminen et al., Response of tree stands to heavy metal loading, FOR SCI, 65, 2000, pp. 278-283
Forest condition in Finland - Concluding remarks
Authors: Malkonen, E Helmisaari, HS Lindgren, M Raitio, H
Citation: E. Malkonen et al., Forest condition in Finland - Concluding remarks, FOR SCI, 65, 2000, pp. 361-367
Compensatory fertilization of Scots pine stands polluted by heavy metals
Authors: Malkonen, E Derome, J Fritze, H Helmisaari, HS Kukkola, M Kyto, M Saarsalmi, A Salemaa, M
Citation: E. Malkonen et al., Compensatory fertilization of Scots pine stands polluted by heavy metals, NUTR CYCL A, 55(3), 1999, pp. 239-268
The influence of elevated CO2 and O-3 on fine roots and mycorrhizas of naturally growing young Scots pine trees during three exposure years
Authors: Kasurinen, A Helmisaari, HS Holopainen, T
Citation: A. Kasurinen et al., The influence of elevated CO2 and O-3 on fine roots and mycorrhizas of naturally growing young Scots pine trees during three exposure years, GL CHANGE B, 5(7), 1999, pp. 771-780
Fine-root biomass and necromass in limed and fertilized Norway spruce (Picea abies (L.) Karst.) stands
Authors: Helmisaari, HS Hallbacken, L
Citation: Hs. Helmisaari et L. Hallbacken, Fine-root biomass and necromass in limed and fertilized Norway spruce (Picea abies (L.) Karst.) stands, FOREST ECOL, 119(1-3), 1999, pp. 99-110
Interactions between precipitation and Scots pine canopies along a heavy-metal pollution gradient
Authors: Nieminen, TM Derome, J Helmisaari, HS
Citation: Tm. Nieminen et al., Interactions between precipitation and Scots pine canopies along a heavy-metal pollution gradient, ENVIR POLLU, 106(1), 1999, pp. 129-137
Multi-element analysis of fine roots of Scots pine by total reflection x-ray fluorescence spectrometry
Authors: Olsson, M Viksna, A Helmisaari, HS
Citation: M. Olsson et al., Multi-element analysis of fine roots of Scots pine by total reflection x-ray fluorescence spectrometry, X-RAY SPECT, 28(5), 1999, pp. 335-338
Assessing fine-root biomass and production in a Scots pine stand - comparison of soil core and root ingrowth core methods
Authors: Makkonen, K Helmisaari, HS
Citation: K. Makkonen et Hs. Helmisaari, Assessing fine-root biomass and production in a Scots pine stand - comparison of soil core and root ingrowth core methods, PLANT SOIL, 210(1), 1999, pp. 43-50
Fine-root growth, mortality and heavy metal concentrations in limed and fertilized Pinus silvestris (L.) stands in the vicinity of a Cu-Ni smelter inSW Finland
Authors: Helmisaari, HS Makkonen, K Olsson, M Viksna, A Malkonen, E
Citation: Hs. Helmisaari et al., Fine-root growth, mortality and heavy metal concentrations in limed and fertilized Pinus silvestris (L.) stands in the vicinity of a Cu-Ni smelter inSW Finland, PLANT SOIL, 209(2), 1999, pp. 193-200
Changes in nitrogen transformations in forest soil as a result of sprinkling infiltration
Authors: Lindroos, AJ Paavolainen, L Smolander, A Derome, J Helmisaari, HS
Citation: Aj. Lindroos et al., Changes in nitrogen transformations in forest soil as a result of sprinkling infiltration, ENVIR POLLU, 102, 1998, pp. 421-426
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