300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Agave deserti Engelm. [Desert Agave]
|
300 ppm
|
600 ppm
|
900 ppm
|
|
| Number of Results |
4
|
|
|
| Arithmetic Mean |
34.8%
|
|
|
| Standard Error |
10.3%
|
|
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
|
Graham and Nobel (1996) |
environmental chamber, roots
|
14%
|
|
|
|
Graham and Nobel (1996) |
environmental chamber, shoots
|
26%
|
|
|
|
Graham and Nobel (1996) |
environmental chamber, total mass
|
69%
|
|
|
|
Nobel and Hartsock (1986) |
pots
|
30%
|
|
|