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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.

Grassland Community [Avena fatua L. (Wild Oat), Bromus hordeaceus L. (Soft Brome), Lasthenia californica DC. ex Lindl. (California Goldfields), Lolium multiflorum (Lam.) Husnot (Italian Ryegrass), Plantago erecta Morris (Dwarf Plantain), Vulpia microstachys (Nutt.) Munro (Small Fescue)]

Journal Reference

Experimental Conditions
300 ppm

600 ppm

900 ppm
Jackson and Reynolds (1996)
open-top chambers, roots, -NPK
15%
 
 
Jackson and Reynolds (1996)
open-top chambers, roots, +NPK
23%