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.

Sorghum bicolor (L.) Moench [Sorghum]


Statistics
 
300 ppm
600 ppm
900 ppm
 Number of Results
19
19
19
 Arithmetic Mean
21.3%
0%
0%
 Standard Error
2.8%
0
0%

Individual Experiment Results

Journal References
Experimental Conditions
300 ppm
600 ppm
900 ppm

Bunce (2003)
2 seasons in open-top chamber
10%

Cousins et al. (2001)
FACE, 6 days after planting
56%

Cousins et al. (2001)
FACE, 60 days after planting
23%

Prasad et al. (2006)
Photosynthesis of well watered and fertilized plants grown from seeding to harvest in outdoor growth chambers maintained at a day/night air temperature of 32/22°C
27%

Prasad et al. (2006)
Photosynthesis of well watered and fertilized plants grown from seeding to harvest in outdoor growth chambers maintained at a day/night air temperature of 36/26°C
40%

Prasad et al. (2006)
Photosynthesis of well watered and fertilized plants grown from seeding to harvest in outdoor growth chambers maintained at a day/night air temperature of 40/30°C
40%

Prasad et al. (2006)
Photosynthesis of well watered and fertilized plants grown from seeding to harvest in outdoor growth chambers maintained at a day/night air temperature of 44/34°C
26%

Prasad et al. (2009)
Mean fifth-leaf midday photosynthesis of well watered and fertilized plants grown from seed in sunlit controlled-environment chambers at Gainesville, Florida (USA) at day/night temperatures of 30/20°C at 6 days after leaf emergence (DALE)
21%

Prasad et al. (2009)
Mean fifth-leaf midday photosynthesis of well watered and fertilized plants grown from seed in sunlit controlled-environment chambers at Gainesville, Florida (USA) at day/night temperatures of 30/20°C at 11 days after leaf emergence (DALE)
16%

Prasad et al. (2009)
Mean fifth-leaf midday photosynthesis of well watered and fertilized plants grown from seed in sunlit controlled-environment chambers at Gainesville, Florida (USA) at day/night temperatures of 30/20°C at 18 days after leaf emergence (DALE)
20%

Prasad et al. (2009)
Mean fifth-leaf midday photosynthesis of well watered and fertilized plants grown from seed in sunlit controlled-environment chambers at Gainesville, Florida (USA) at day/night temperatures of 30/20°C at 25 days after leaf emergence (DALE)
20%

Prasad et al. (2009)
Mean fifth-leaf midday photosynthesis of well watered and fertilized plants grown from seed in sunlit controlled-environment chambers at Gainesville, Florida (USA) at day/night temperatures of 36/26°C at 6 days after leaf emergence (DALE)
21%

Prasad et al. (2009)
Mean fifth-leaf midday photosynthesis of well watered and fertilized plants grown from seed in sunlit controlled-environment chambers at Gainesville, Florida (USA) at day/night temperatures of 36/26°C at 11 days after leaf emergence (DALE)
16%

Prasad et al. (2009)
Mean fifth-leaf midday photosynthesis of well watered and fertilized plants grown from seed in sunlit controlled-environment chambers at Gainesville, Florida (USA) at day/night temperatures of 36/26°C at 18 days after leaf emergence (DALE)
9%

Prasad et al. (2009)
Mean fifth-leaf midday photosynthesis of well watered and fertilized plants grown from seed in sunlit controlled-environment chambers at Gainesville, Florida (USA) at day/night temperatures of 36/26°C at 25 days after leaf emergence (DALE)
11%

Prior et al. (2010)
Photosynthesis of plants growing from seed to maturity in mono-culture out-of-doors at Auburn, Alabama (USA) within open-top-chambers positioned on the surface of a Decatur silt loam filling a 7-m by 76-m soil bin in 2000, 2002 and 2004 under conditions of no tillage (NT)
16%

Prior et al. (2010)
Photosynthesis of plants growing from seed to maturity in mono-culture out-of-doors at Auburn, Alabama (USA) within open-top-chambers positioned on the surface of a Decatur silt loam filling a 7-m by 76-m soil bin in 2000, 2002 and 2004 under conditions of conventional tillage (CT)
13%

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
2%

Ziska and Bunce (1997)
glasshouse
17%


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