300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Themeda triandra Forsk. [A C4 Grass]
|
300 ppm
|
600 ppm
|
900 ppm
|
|
| Number of Results |
2
|
2
|
2
|
| Arithmetic Mean |
19%
|
0%
|
0%
|
| Standard Error |
3.5%
|
0
|
0%
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
|
Wand and Midgley (2004) |
Well-watered and fertilized plants grown from seed for close to 200 days in pots in open-top chambers in a greenhouse; plants periodically defoliated
|
14%
|
||
|
Wand and Midgley (2004) |
Well-watered and fertilized plants grown from seed for close to 200 days in pots in open-top chambers in a greenhouse; plants not defoliated
|
24%
|