300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Tectona grandis L.f.
|
300 ppm
|
600 ppm
|
900 ppm
|
|
| Number of Results |
2
|
|
|
| Arithmetic Mean |
24%
|
|
|
| Standard Error |
9.2%
|
|
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
|
Holtum and Winter (2003) |
Grown from seed in pots with soil supplied with half-strength Johnson's solution in environmentally-controlled growth chambers
|
37%
|
|
|
|
Raizada et al. (2009) |
Photosynthesis of well watered and fertilized plants grown from the seedling stage for 60 days (one per 1.7-liter pot) out-of-doors in soil trenches either with or without decomposing organic matter as a source of CO2 and with or without polythene-covered frames above them
|
11%
|
|
|