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.

Apple


Statistics
 
300 ppm
600 ppm
900 ppm
 Number of Results
2
2
2
 Arithmetic Mean
105.5%
224.5%
366%
 Standard Error
18.7%
39.2
79.2%

Individual Experiment Results

Journal References

Experimental Conditions
300 ppm
600 ppm
900 ppm

Pan et al. (1988)

One-year-old seedlings grown for one day at different CO2 concentrations
132%

280%

478%

Pan et al. (1988)

One-year-old seedlings grown for eight days at different CO2 concentrations
79%

169%

254%

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