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


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Arachis hypogaea L. [Peanut]


Statistics
 
300 ppm
600 ppm
900 ppm
 Number of Results
7
 
1
 Arithmetic Mean
44.3%
 
-27%
 Standard Error
8.6%
 
0%

Individual Experiment Results

Journal References

Experimental Conditions
300 ppm
600 ppm
900 ppm

Clifford et al. (1995)

controlled environment glasshouses,28 DAS
34%

 

 

Clifford et al. (1995)

controlled environment glasshouses,114 DAS, irrigated
68%

 

 

Prasad et al. (2003)

Plants grown from seed to maturity in sunlit controlled-environment chambers at various pairs of daytime-maximum/nighttime-minimum air temperatures (32/22, 36/26, 40/30 and 44/34 degrees C)
27%

 

 

Stanciel et al. (2000)

hydroponic chambers
22%

 

-27%

Tu et al. (2009)

Season-long mean midday net photosynthesis of plants grown from seed out-of-doors in open-top chambers under well watered and fertilized conditions in air of unaltered ozone (O3) concentration
42%

 

 

Tu et al. (2009)

Season-long mean midday net photosynthesis of plants grown from seed out-of-doors in open-top chambers under well watered and fertilized conditions in air containing 1.6 times the normal O3 concentration
88%

 

 

Vu et al. (2005)

Plants grown from seed to maturity at temperatures 1.5C above outdoor ambient air temperature in greenhouses
29%

 

 

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