300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
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Bouteloua curtipendula (Michx.) Torr. [Sideoats Grama]
|
300 ppm
|
600 ppm
|
900 ppm
|
|
| Number of Results |
2
|
|
|
| Arithmetic Mean |
7%
|
|
|
| Standard Error |
22.6%
|
|
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
|
Volin et al. (1998) |
controlled-environment chamber, low ozone
|
-25%
|
|
|
|
Volin et al. (1998) |
controlled-environment chamber,high ozone
|
39%
|
|
|