300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
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Populus tremula L. x Populus tremuloides Michx. [Hybrid Aspen]
|
300 ppm
|
600 ppm
|
900 ppm
|
|
| Number of Results |
3
|
|
|
| Arithmetic Mean |
28.7%
|
|
|
| Standard Error |
3.3%
|
|
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
|
Loewe et al. (2000) |
glasshouse, inoculated with Amanita muscaria fungi
|
35%
|
|
|
|
Loewe et al. (2000) |
glasshouse, inoculated with Paxillus involutus fungi
|
30%
|
|
|
|
Loewe et al. (2000) |
glasshouse, non-inoculated
|
21%
|
|
|