300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
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Avena barbata Pott ex Link [Slender Oat]
|
300 ppm
|
600 ppm
|
900 ppm
|
|
| Number of Results |
2
|
|
|
| Arithmetic Mean |
52%
|
|
|
| Standard Error |
5.7%
|
|
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
|
Jackson et al. (1994) |
open-top chamber
|
60%
|
|
|
|
Jackson et al. (1995) |
open-top chamber
|
44%
|
|
|