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.

Ambrosia dumosa (Gray) Payne [White Burrobush]


Statistics
 
300 ppm
600 ppm
900 ppm
 Number of Results
4
 
 
 Arithmetic Mean
85%
 
 
 Standard Error
28%
 
 

Individual Experiment Results

Journal References

Experimental Conditions
300 ppm
600 ppm
900 ppm

Ellsworth et al. (2004)

Trees grown under natural conditions for four years in a FACE study
51%

 

 

Housman et al. (2006)

Whole plant photosynthesis of adult shrubs growing naturally at the Nevada Desert FACE facility in southern Nevada, USA, during "an anomalously wet year" (1998)
182%

 

 

Housman et al. (2006)

Whole plant photosynthesis of adult shrubs growing naturally at the Nevada Desert FACE facility in southern Nevada, USA, during the last of three years of below-average rainfall (2001)
56%

 

 

Naumburg et al. (2003)

FACE
51%

 

 

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