300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
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Grassland Community in Antwerp, Belgium [Comprised of Poa pratensis, Lolium perenne, Medicago lupulina, Lotus corniculatus, Rumex acetosa and Plantago lanceolata]
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300 ppm
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600 ppm
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900 ppm
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| Number of Results |
1
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| Arithmetic Mean |
48%
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|
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| Standard Error |
0%
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Experimental Conditions
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300 ppm
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600 ppm
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900 ppm
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Zavalloni et al. (2012) |
Total community biomass at the end of the growing season for a grassland community comprised of equal numbers of six perennial species - two grass species (Poa pratensis and Lolium perenne), two N-fixing dicots (Medicago lupulina and Lotus corniculatus) and two non-N-fixing dicots (Rumex acetosa and Plantago lanceolata) - grown in UV transparent climate-controlled chambers out-of-doors at Antwerp, Belgium, at ambient CO2 and temperature (T) and at elevated CO2 and T+3°C
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48%
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