300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
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Hibiscus rosa-sinensis L. [Chinese Hibiscus]
300 ppm
|
600 ppm
|
900 ppm
|
|
Number of Results |
|
2
|
|
Arithmetic Mean |
|
12%
|
|
Standard Error |
|
6.4
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
Saxe (1986) |
pots (11-cm, 6 to 40 plants each)
|
|
21% |
|
Saxe (1986) |
pots (11-cm, 6 to 40 plants each)
|
|
3% |
|