300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
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Nauclea diderrichii (De Wilde.) Merrill [Pioneer Tropical Tree]
|
300 ppm
|
600 ppm
|
900 ppm
|
|
| Number of Results |
3
|
|
|
| Arithmetic Mean |
69.7%
|
|
|
| Standard Error |
2.2%
|
|
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
|
Riddoch et al. (1991) |
pots (1 liter), low light
|
67%
|
|
|
|
Riddoch et al. (1991) |
pots (1 liter), low nutrients, high light
|
75%
|
|
|
|
Riddoch et al. (1991) |
pots (1 liter), high nutrients, high light
|
67%
|
|
|