300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Amaranthus retroflexus L. [Redroot Amaranth]
|
300 ppm
|
600 ppm
|
900 ppm
|
|
| Number of Results |
5
|
5
|
5
|
| Arithmetic Mean |
10.2%
|
0%
|
0%
|
| Standard Error |
4.2%
|
0
|
0%
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
|
Hamilton III et al. (2008) |
Photosynthesis of recently-expanded fully-lit leaves of well watered and fertilized plants grown from seed to the adult vegetative state (6-8 weeks) at 5?C above optimal temperatures in 0.5-L pots filled with a 1:1:1 mixture of top-soil, sand and perlite within controlled environment chambers
|
4%
|
||
|
Hamilton III et al. (2008) |
Photosynthesis of recently-expanded fully-lit leaves of well watered and fertilized plants grown from seed to the adult vegetative state (6-8 weeks) at near-optimal temperatures in 0.5-L pots filled with a 1:1:1 mixture of top-soil, sand and perlite within controlled environment chambers
|
5%
|
||
|
Valerio et al. (2011) |
Photosynthesis of well watered and fertilized plants grown from seed to anthesis, four to each 7.5-L pot filled with a 1:1 mix of perlite and jiffy mix, within controlled-environment chambers
|
8%
|
||
|
Wang et al. (2008) |
Photosynthesis of well watered and fertilized plants grown from seed at their optimal daytime temperature for about six weeks in growth chambers within 5-L pots filled with a 1:1:1 mixture of top-soil, sand and perlite
|
5%
|
||
|
Ziska et al. (1997) |
glasshouse
|
29%
|