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.

Pascopyrum smithii (Rydb.) A. Love [Western Wheatgrass]


Statistics
 
300 ppm
600 ppm
900 ppm
 Number of Results
6
 
 
 Arithmetic Mean
61.2%
 
 
 Standard Error
14.9%
 
 

Individual Experiment Results

Journal References

Experimental Conditions
300 ppm
600 ppm
900 ppm

Augustine et al. (2011)

Photosynthesis of deficit-irrigated plants grown for 62 days after planting in polyvinylchloride cylinders 15 cm in diameter and 45 cm deep filled with a 33:33:33 mix of sandy loam soil:washed sand:calcined clay within two greenhouses maintained at different CO2 concentrations eight days after a defoliaton event
80%

 

 

LeCain et al. (2003)

Photosynthesis of plants growing naturally in a semi-arid nitrogen-limited grassland of northeastern Colorado (USA) within open-top chambers for a period of four years
25%

 

 

Morgan et al. (1994)

Intact soil cores with plants in growth chambers in 3rd & 4th growing seasons under ambient temperature
55%

 

 

Morgan et al. (1994)

Intact soil cores with plants in growth chambers in 3rd & 4th growing seasons under ambient temperature + 4?C
21%

 

 

Morgan et al. (1998)

growth chambers, 30 days after planting
57%

 

 

Morgan et al. (1998)

growth chambers, 60 days after planting
129%

 

 

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