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Percent Dry Weight (Biomass) Increases for 300, 600 and 900 ppm
Increases in the Air's CO2 Concentration:

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Semi-Natural Grassland, the most abundant species of which were Holcus lanatus, Lolium perenne, Alopecurus pratensis, Agrostis stolonifera, Trifolium repens and Taraxacum officinalis

Journal Reference

Experimental Conditions
300 ppm

600 ppm

900 ppm
Picon-Cochard et al. (2004)
Monoliths of a fertile but N-limited C3 grassland community grown for three years in a Mini-FACE experiment; aboveground biomass first year
0%
 
 
Picon-Cochard et al. (2004)
Monoliths of a fertile but N-limited C3 grassland community grown for three years in a Mini-FACE experiment; aboveground biomass second year
36%
 
 
Picon-Cochard et al. (2004)
Monoliths of a fertile but N-limited C3 grassland community grown for three years in a Mini-FACE experiment; aboveground biomass third year
46%