300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
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Rumex obtusifolius L. [Bitter Dock]
|
300 ppm
|
600 ppm
|
900 ppm
|
|
| Number of Results |
6
|
|
|
| Arithmetic Mean |
18.7%
|
|
|
| Standard Error |
12.5%
|
|
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
|
Arp et al. (1998) |
greenhouse, low nitrogen
|
-18%
|
|
|
|
Arp et al. (1998) |
greenhouse, high nitrogen
|
9%
|
|
|
|
Arp et al. (1998) |
greenhouse, low water, low nitrogen
|
7%
|
|
|
|
Arp et al. (1998) |
greenhouse, low water, high nitrogen
|
67%
|
|
|
|
Arp et al. (1998) |
greenhouse, high water, low nitrogen
|
-5%
|
|
|
|
Arp et al. (1998) |
greenhouse, high water, high nitrogen
|
52%
|
|
|