300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Quercus robur L. [Pedunculate Oak]
|
300 ppm
|
600 ppm
|
900 ppm
|
|
| Number of Results |
8
|
|
|
| Arithmetic Mean |
30.6%
|
|
|
| Standard Error |
12.8%
|
|
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
|
Bucher et al. (1998) |
FACE
|
13%
|
|
|
|
Hattenschwiler (2001) |
open-top chambers, 3.4% full sunlight
|
31%
|
|
|
|
Hattenschwiler and Korner (2000) |
open-top chambers, 0.8-2.1% of full sun
|
13%
|
|
|
|
Hattenschwiler and Korner (2000) |
open-top chambers, 2.6-4.8% of full sun
|
31%
|
|
|
|
Heath et al. (2005) |
Well-watered seedlings grown for 15 months in vertical sections of 16-cm-diameter polyethylene tubes supplied with 10 liters of fertilized soil (FS) containing 2.5 g/liter of slow release Osmocote fertilizer, all located within several 4.5-m-diameter Solardomes
|
23%
|
|
|
|
Heath et al. (2005) |
Well-watered seedlings grown for 15 months in vertical sections of 16-cm-diameter polyethylene tubes supplied with 10 liters of unfertilized soil, all located within several 4.5-m-diameter Solardomes
|
-12%
|
|
|
|
Maillard et al. (2001) |
greenhouses, nitrogen-poor
|
26%
|
|
|
|
Maillard et al. (2001) |
greenhouses, nitrogen-rich
|
120%
|
|
|