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


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Phalaenopsis [Orchid]


Statistics
 
300 ppm
600 ppm
900 ppm
 Number of Results
8
 
2
 Arithmetic Mean
151.4%
 
93%
 Standard Error
37.8%
 
0.7%

Individual Experiment Results

Journal References

Experimental Conditions
300 ppm
600 ppm
900 ppm

Yoon et al. (2009)

Photosynthesis of micropropagated plantlets grown in vitro for 90 days while deprived of sugar (0 g L-1)
188%

 

 

Yoon et al. (2009)

Photosynthesis of micropropagated plantlets grown in vitro for 90 days while supplemented with sugar (30 g L-1)
194%

 

 

Cho et al. (2019)

Net photosynthesis of 20-month-old well-watered and fertilized plants grown in controlled environment chambers for 16 weeks under low light intensity. Atmospheric CO2 enrichment was supplied for only 6 hours each day.
69%

 

 

Cho et al. (2019)

Net photosynthesis of 20-month-old well-watered and fertilized plants grown in controlled environment chambers for 16 weeks under high light intensity. Atmospheric CO2 enrichment was supplied for only 6 hours each day.
40%

 

 

Cho et al. (2019)

Net photosynthesis of 20-month-old well-watered and fertilized plants grown in controlled environment chambers for 16 weeks under low light intensity. Atmospheric CO2 enrichment was supplied for only 6 hours each day.
 

 

92%

Cho et al. (2019)

Net photosynthesis of 20-month-old well-watered and fertilized plants grown in controlled environment chambers for 16 weeks under high light intensity. Atmospheric CO2 enrichment was supplied for only 6 hours each day.
 

 

94%

Cho et al. (2020)

Net photosynthesis of plants grown in pots in a controlled-environment greenhouse for 5 months under a normal supply of nutrients; cv Queen Beer Mantefon
70%

 

 

Cho et al. (2020)

Net photosynthesis of plants grown in pots in a controlled-environment greenhouse for 5 months under an elevated supply of nutrients; cv Queen Beer Mantefon
36%

 

 

Cho et al. (2020)

Net photosynthesis of plants grown in pots in a controlled-environment greenhouse for 5 months under a normal supply of nutrients; cv Queen Beer Jupiter
324%

 

 

Cho et al. (2020)

Net photosynthesis of plants grown in pots in a controlled-environment greenhouse for 5 months under an elevated supply of nutrients; cv Queen Beer Jupiter
290%

 

 

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