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


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Manihot esculenta Crantz [Cassava]


Statistics
 
300 ppm
600 ppm
900 ppm
 Number of Results
4
4
4
 Arithmetic Mean
27%
0%
0%
 Standard Error
20.2%
0
0%

Individual Experiment Results

Journal References

Experimental Conditions
300 ppm
600 ppm
900 ppm

Forbes et al. (2020)

Photosynthesis after 36 days of exposure to elevated temperatures (3.6 °C above ambient) of well-watered and fertilized plants grown in controlled environment chambers; cv MAus7
54%

Forbes et al. (2020)

Photosynthesis after 74 days of exposure to elevated temperatures (3.6 °C above ambient) of well-watered and fertilized plants grown in controlled environment chambers; cv MAus7
40%

Gleadow et al. (2009)

Photosynthesis of first fully-expanded leaves of well watered and fertilized -- with nutrient solutions containing 1 mM nitrate(low N) -- three-month-old plants grown from cuttings in greenhouses exposed to different concentrations of atmospheric CO2 between 0600 and 1800 hours daily
-42%

Ziska et al. (1991)

pots (12.5 liter)
56%


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