300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
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EUROFACE Poplar Plantation (Populus x euramericana, P. alba, P. nigra)
|
300 ppm
|
600 ppm
|
900 ppm
|
|
| Number of Results |
1
|
|
|
| Arithmetic Mean |
82%
|
|
|
| Standard Error |
0%
|
|
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
|
Liberloo et al. (2007) |
Photosynthesis of plants (both fertilized and non-fertilized) in their sixth year of growth (after coppicing after the first three years and subsequent regrowth) at the EUROFACE site in central Italy
|
82%
|
|
|