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


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Manihot esculenta Crantz [Cassava]


Statistics
 
300 ppm
600 ppm
900 ppm
 Number of Results
2
 
 
 Arithmetic Mean
7%
 
 
 Standard Error
34.6%
 
 

Individual Experiment Results

Journal References

Experimental Conditions
300 ppm
600 ppm
900 ppm

Gleadow et al. (2009)

Photosynthesis of first fully-expanded leaves of well watered and fertilized -- with nutrient solutions containing 1 mM nitrate(low N) -- three-month-old plants grown from cuttings in greenhouses exposed to different concentrations of atmospheric CO2 between 0600 and 1800 hours daily
-42%

 

 

Ziska et al. (1991)

pots (12.5 liter)
56%

 

 

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