300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Spinacia oleracea L. [Spinach]
|
300 ppm
|
600 ppm
|
900 ppm
|
|
| Number of Results |
3
|
|
1
|
| Arithmetic Mean |
24.3%
|
|
118%
|
| Standard Error |
5.7%
|
|
0%
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
|
Holbrook et al. (1993) |
hydroponics, fresh weight
|
|
|
118%
|
|
Jain et al. (2007) |
Leaf biomass of plants grown from seed to maturity out-of-doors in soil "as per recommended agricultural practices" in open-top chambers
|
20%
|
|
|
|
Jain et al. (2007) |
Stem biomass of plants grown from seed to maturity out-of-doors in soil "as per recommended agricultural practices" in open-top chambers
|
15%
|
|
|
|
Jin et al. (2009) |
Shoots of well watered three-week old plants grown five to each 3.5-liter pot filled with 5 kg of a loam soil in controlled-environment chambers
|
38%
|
|
|