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


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Artemisia tridentata Nutt. [Big Sagebrush]


Statistics
 
300 ppm
600 ppm
900 ppm
 Number of Results
2
 
 
 Arithmetic Mean
31%
 
 
 Standard Error
12.7%
 
 

Individual Experiment Results

Journal References

Experimental Conditions
300 ppm
600 ppm
900 ppm

Johnson and Lincoln (1991)

pots (5.8 liter), low nitrogen
49%

 

 

Johnson and Lincoln (1991)

pots (5.8 liter), high nitrogen
13%

 

 

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