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.

Amaranthus retroflexus L. [Redroot Amaranth]


Statistics
 
300 ppm
600 ppm
900 ppm
 Number of Results
5
 
 
 Arithmetic Mean
10.2%
 
 
 Standard Error
4.2%
 
 

Individual Experiment Results

Journal References

Experimental Conditions
300 ppm
600 ppm
900 ppm

Hamilton III et al. (2008)

Photosynthesis of recently-expanded fully-lit leaves of well watered and fertilized plants grown from seed to the adult vegetative state (6-8 weeks) at 5?C above optimal temperatures in 0.5-L pots filled with a 1:1:1 mixture of top-soil, sand and perlite within controlled environment chambers
4%

 

 

Hamilton III et al. (2008)

Photosynthesis of recently-expanded fully-lit leaves of well watered and fertilized plants grown from seed to the adult vegetative state (6-8 weeks) at near-optimal temperatures in 0.5-L pots filled with a 1:1:1 mixture of top-soil, sand and perlite within controlled environment chambers
5%

 

 

Valerio et al. (2011)

Photosynthesis of well watered and fertilized plants grown from seed to anthesis, four to each 7.5-L pot filled with a 1:1 mix of perlite and jiffy mix, within controlled-environment chambers
8%

 

 

Wang et al. (2008)

Photosynthesis of well watered and fertilized plants grown from seed at their optimal daytime temperature for about six weeks in growth chambers within 5-L pots filled with a 1:1:1 mixture of top-soil, sand and perlite
5%

 

 

Ziska et al. (1997)

glasshouse
29%

 

 

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