300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Koeleria cristata [June Grass]
|
300 ppm
|
600 ppm
|
900 ppm
|
|
| Number of Results |
5
|
|
|
| Arithmetic Mean |
220%
|
|
|
| Standard Error |
153.2%
|
|
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
|
Crous et al. (2010) |
Photosynthesis of plants growing in the sixth through ninth year of the BioCON FACE Experiment in Central Minnesota (USA) under conditions of "chronically low levels of nitrogen addition in a nutrient-poor prairie grassland"
|
130%
|
|
|
|
Lee et al. (2001) |
One-year perennial grassland FACE study
|
16%
|
|
|
|
Lee et al. (2001) |
controlled-environment chamber, high ozone
|
900%
|
|
|
|
Lee et al. (2011) |
Photosynthesis of upper fully-expanded young to mid-aged leaves of plants grown for 13 years in monoculture in the BioCON FACE experiment at the Cedar Creek Ecosystem Science Reserve in east central Minnesota (USA)
|
18%
|
|
|
|
Volin et al. (1998) |
controlled-environment chamber, low ozone
|
36%
|
|
|