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.

Nicotiana tabacum L. [Cultivated Tobacco]


Statistics
 
300 ppm
600 ppm
900 ppm
 Number of Results
9
3
4
 Arithmetic Mean
68%
124.7%
104.8%
 Standard Error
14.9%
25.3
25.3%

Individual Experiment Results

Journal References

Experimental Conditions
300 ppm
600 ppm
900 ppm

He et al. (1995)

growth chamber
146%

 

 

He et al. (1995)

growth chamber, aurea mutant Su/su
126%

 

 

McHale et al. (1987)

callus culture
75%

140%

190%

Melkonian et al. (2005)

Well watered and fertilized plants grown from seed in 20-cm-diameter pots in controlled environment chambers; (wild type)
21%

 

 

Melkonian et al. (2005)

Well watered and fertilized plants grown from seed in 20-cm-diameter pots in controlled environment chambers; (rbcS antisense DNA mutant)
92%

 

 

Pospisilova et al. (1988)

pots
66%

 

 

Pospisilova et al. (1999)

chambers in a greenhouse, 2 days after transfer ex vitro
 

169%

 

Pospisilova et al. (1999)

chambers in a greenhouse, 28 days after transfer ex vitro
 

65%

 

Rosenthal et al. (2011)

Photosynthesis of Wild-Type (WT) plants that were propagated by rooting cuttings in peat pots that were subsequently planted directly into fields at the Urbana-Champaign Soy-FACE facility, where their diurnal integrals of photosynthesis were measured on 31 July
11%

 

 

Rosenthal et al. (2011)

Photosynthesis of Transformed (T) - to overexpress the C3 cycle enzyme sedoheptulose-1,7 bisphosphatase (SBPase, EC 3.1.3.17) - plants that were propagated by rooting cuttings in peat pots that were subsequently planted directly into fields at the Urbana-Champaign Soy-FACE facility, where their diurnal integrals of photosynthesis were measured on 31 July
20%

 

 

Tamoi et al. (2011)

Photosynthesis of fully-expanded leaves of wild-type plants growing hydroponically in growth chambers
 

 

57%

Tamoi et al. (2011)

Photosynthesis of fully-expanded leaves of transgenic plants of variety TcFS-7 growing hydroponically in growth chambers
 

 

88%

Tamoi et al. (2011)

Photosynthesis of fully-expanded leaves of transgenic plants of variety TcFS-9 growing hydroponically in growth chambers
 

 

84%

Ticha et al. (1989)

detached leaves
55%

 

 

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