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Percent Photosynthesis (Net CO2 Exchange Rate) Increases for 300, 600 and 900 ppm
Increases in the Air's CO2 Concentration:

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

Eragrostis orcuttiana Vasey [Annual Weed, C4]

Journal Reference

Experimental Conditions
300 ppm

600 ppm

900 ppm
Smith et al. (1987)
greenhouse, pots (4 liters)
-44%