300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Swiss Lowland Deciduous Forest (Quercus petraea (Matt.) Liebl., Fagus sylvatica L., Carpinus betulus L., Acer campestre L. and Tilia platyphyllos Scop.)
|
300 ppm
|
600 ppm
|
900 ppm
|
|
| Number of Results |
1
|
1
|
1
|
| Arithmetic Mean |
100%
|
0%
|
0%
|
| Standard Error |
0%
|
0
|
0%
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
|
Leuzinger et al. (2005) |
Century-old trees on a slope with no groundwater table near Basal, Switzerland, during a drought
|
100%
|