300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Acacia nilotica Willd. [Gum Arabic Tree]
300 ppm
|
600 ppm
|
900 ppm
|
|
Number of Results |
11
|
|
|
Arithmetic Mean |
241.5%
|
|
|
Standard Error |
53.9%
|
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
Kgope et al. (2010) |
Shoot biomass of well watered and fertilized plants grown from seed for one year in greenhouses
|
29%
|
|
|
Kgope et al. (2010) |
Shoot biomass of well watered and fertilized plants grown from seed in greenhouses for one year, after which they were cut back and allowed to re-grow for a second year
|
52%
|
|
|
Kgope et al. (2010) |
Root biomass of well watered and fertilized plants grown from seed in greenhouses for one year, after which they were cut back and allowed to re-grow for a second year
|
45%
|
|
|
Khurana and Singh (2004) |
One-month-old plants grown from large seeds in 1710-cm3 pots that were then exposed to differential CO2 concentrations for one more month; aboveground biomass
|
625%
|
|
|
Khurana and Singh (2004) |
One-month-old plants grown from large seeds in 1710-cm3 pots that were then exposed to differential CO2 concentrations for two more months; aboveground biomass
|
475%
|
|
|
Khurana and Singh (2004) |
One-month-old plants grown from small seeds in 1710-cm3 pots that were then exposed to differential CO2 concentrations for one more month; aboveground biomass
|
200%
|
|
|
Khurana and Singh (2004) |
One-month-old plants grown from small seeds in 1710-cm3 pots that were then exposed to differential CO2 concentrations for two more months; aboveground biomass
|
270%
|
|
|
Khurana and Singh (2004) |
One-month-old plants grown from large seeds in 1710-cm3 pots that were then exposed to differential CO2 concentrations for one more month; belowground biomass
|
370%
|
|
|
Khurana and Singh (2004) |
One-month-old plants grown from large seeds in 1710-cm3 pots that were then exposed to differential CO2 concentrations for two more months; belowground biomass
|
250%
|
|
|
Khurana and Singh (2004) |
One-month-old plants grown from small seeds in 1710-cm3 pots that were then exposed to differential CO2 concentrations for one more month; belowground biomass
|
150%
|
|
|
Khurana and Singh (2004) |
One-month-old plants grown from small seeds in 1710-cm3 pots that were then exposed to differential CO2 concentrations for two more months; belowground biomass
|
190%
|
|
|