300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Gossypium hirsutum L. [Cotton]
300 ppm
|
600 ppm
|
900 ppm
|
|
Number of Results |
20
|
1
|
|
Arithmetic Mean |
44.2%
|
111%
|
|
Standard Error |
5.2%
|
0
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
Breen et al. (1986) |
field
|
92%
|
|
|
Bunce and Nasyrov (2012) |
Photosynthesis of first, second and third leaves of seedlings grown in 20-cm-diamerter pots - filled to a depth of 21 cm with a soil mixture containing a fertile silt loam soil, peat moss, and perlite in the ratio of 3:1:1 by volume - within controlled environment chambers under control (C) conditions
|
17%
|
|
|
Bunce and Nasyrov (2012) |
Photosynthesis of first, second and third leaves of seedlings grown in 20-cm-diamerter pots - filled to a depth of 21 cm with a soil mixture containing a fertile silt loam soil, peat moss, and perlite in the ratio of 3:1:1 by volume - within controlled environment chambers under water-stressed (WS) conditions
|
31%
|
|
|
Hendrey et al. (1993) |
FACE, single leaf, early in the season
|
47%
|
|
|
Hendrey et al. (1993) |
FACE, whole canopy
|
42%
|
|
|
Hesketh et al. (1984) |
field
|
68%
|
111% |
|
Hileman et al. (1994) |
FACE, upper leaf
|
42%
|
|
|
Hileman et al. (1994) |
FACE, canopy
|
48%
|
|
|
Kakani et al. (2004) |
Well-watered and fertilized plants grown from seed in sunlit controlled environment chambers for 61 days after emergence; cv. NuCOTN 33B
|
27%
|
|
|
Plaut and Federman (1991) |
pots (22-cm)
|
55%
|
|
|
Radin et al. (1987) |
field, open-top chambers, well-watered
|
76%
|
|
|
Radin et al. (1987) |
field, open-top chambers, water-stressed
|
78%
|
|
|
Reddy and Zhao (2005) |
Well-watered plants grown from seed for 85 days in pots within SPAR units (outdoor steel bins with Plexiglas chamber tops) with soil potassium (K) concentrations that were 100% of optimum
|
56%
|
|
|
Reddy and Zhao (2005) |
Well-watered plants grown from seed for 85 days in pots within SPAR units (outdoor steel bins with Plexiglas chamber tops) with soil potassium (K) concentrations that were 40% of optimum
|
51%
|
|
|
Reddy and Zhao (2005) |
Well-watered plants grown from seed for 85 days in pots within SPAR units (outdoor steel bins with Plexiglas chamber tops) with soil potassium (K) concentrations that were 20% of optimum
|
44%
|
|
|
Reddy and Zhao (2005) |
Well-watered plants grown from seed for 85 days in pots within SPAR units (outdoor steel bins with Plexiglas chamber tops) with soil potassium (K) concentrations that were 5% of optimum
|
0%
|
|
|
Reddy and Zhao (2005) |
Well-watered plants grown from seed for 85 days in pots within SPAR units (outdoor steel bins with Plexiglas chamber tops) with soil potassium (K) concentrations that were 0% of optimum
|
0%
|
|
|
Zhao et al. (2004) |
Plants grown from seed in fine sand in sunlit growth chambers under well watered and fertilized conditions from crop emergence until three weeks after first flower stage under 0 kJm-2d-1 of UV-B radiation
|
32%
|
|
|
Zhao et al. (2004) |
Plants grown from seed in fine sand in sunlit growth chambers under well watered and fertilized conditions from crop emergence until three weeks after first flower stage under 8 kJm-2d-1 of UV-B radiation
|
34%
|
|
|
Zhao et al. (2004) |
Plants grown from seed in fine sand in sunlit growth chambers under well watered and fertilized conditions from crop emergence until three weeks after first flower stage under 16 kJm-2d-1 of UV-B radiation
|
43%
|
|
|