Percent Dry Weight (Biomass) Increases for 300, 600 and 900 ppm
Increases in the Air's CO2 Concentration:
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European Beech (Fagus sylvatica L.) and Norway Spruce (Picea abies L.) Ecosystem
Increases in the Air's CO2 Concentration:
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European Beech (Fagus sylvatica L.) and Norway Spruce (Picea abies L.) Ecosystem
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Experimental Conditions
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300 ppm
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600 ppm |
900 ppm
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Wiemken et al. (2001)
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Fine-root biomass of eedlings grown on nutrient poor soil in open-top chambers for four years
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45%
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|
|
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Wiemken et al. (2001)
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Fine-root biomass of eedlings grown on nutrient rich soil in open-top chambers for four years
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112%
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