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

For a more detailed description of this table, click here.

Narrowleaf plantain/tall fescue mixture (Plantago lanceolata/Festuca arundinacea)

Journal Reference

Experimental Conditions
300 ppm

600 ppm

900 ppm
Chen et al. (2007)
Shoot biomass of well watered and fertilized plants grown from seed for 14 weeks in 2.7-liter containers holding 3 kg of a sterilized soil mixture (1 part sandy loam, 2 parts pure sand)
50%
 
 
Chen et al. (2007)
Root biomass of well watered and fertilized plants grown from seed for 14 weeks in 2.7-liter containers holding 3 kg of a sterilized soil mixture (1 part sandy loam, 2 parts pure sand)
50%