300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Antirrhoea trichantha (Griseb.) Hemsl. [mid-successional tropical tree]
|
300 ppm
|
600 ppm
|
900 ppm
|
|
| Number of Results |
1
|
1
|
1
|
| Arithmetic Mean |
33%
|
0%
|
0%
|
| Standard Error |
0%
|
0
|
0%
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
|
Lovelock et al. (1998) |
Seedlings grown for six months in open-top chambers over poor soil
|
33%
|