Percent Photosynthesis (Net CO2 Exchange Rate) Increases for
300, 600 and 900 ppm Increases in the Air's CO2 Concentration:


For a more detailed description of this table, click here.

Citrus aurantium L. [Sour Orange]


Statistics
 
300 ppm
600 ppm
900 ppm
 Number of Results
12
12
12
 Arithmetic Mean
111.6%
17.5%
0%
 Standard Error
15.3%
16.7
0%

Individual Experiment Results

Journal References

Experimental Conditions
300 ppm
600 ppm
900 ppm

Adam et al. (2004)

Well watered and fertilized trees grown out-of-doors in open-top chambers from the seedling stage for 14 years; Year 2
184%

Adam et al. (2004)

Well watered and fertilized trees grown out-of-doors in open-top chambers from the seedling stage for 14 years; Year 6
75%

Adam et al. (2004)

Well watered and fertilized trees grown out-of-doors in open-top chambers from the seedling stage for 14 years; Year 14
45%

Idso and Kimball (1991)

Fine root biomass of well watered and fertilized trees grown from the seedling stage for two and a half more years out-of-doors at Phoenix, Arizona, USA in open-top-chambers
175%

Idso and Kimball (1992a)

field, open-top chambers
120%

210%

Idso and Kimball (1992b)

field, open-top chambers
123%

Idso et al. (1991)

field, open-top chambers
122%

Idso et al. (1995)

Photosynthesis of well watered and fertilized trees grown from seedling stage out-of-doors in open-top chambers for 5.5 years at Phoenix, Arizona (USA) measured at 31?C
75%

Idso et al. (1995)

Photosynthesis of well watered and fertilized trees grown from seedling stage out-of-doors in open-top chambers for 5.5 years at Phoenix, Arizona (USA) measured at 35?C
100%

Idso et al. (1995)

Photosynthesis of well watered and fertilized trees grown from seedling stage out-of-doors in open-top chambers for 5.5 years at Phoenix, Arizona (USA) measured at 42?C
200%

Jifon et al. (2002)

glasshouses, non-inoculated
16%

Jifon et al. (2002)

glasshouses, inoculated
104%


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