300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Hordeum vulagare L. [Barley]
|
300 ppm
|
600 ppm
|
900 ppm
|
|
| Number of Results |
17
|
2
|
|
| Arithmetic Mean |
61.5%
|
32%
|
|
| Standard Error |
11.8%
|
4.9
|
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
|
Atkinson et al. (1991) |
pots (7.5-cm)
|
1%
|
|
|
|
Bunce (1998) |
field pots, temperature 10°C
|
63%
|
|
|
|
Bunce (1998) |
field pots, temperature above 30°C
|
107%
|
|
|
|
Hibberd et al. (1996) |
controlled environment cabinets, cv. Atem
|
9%
|
|
|
|
Hibberd et al. (1996) |
controlled environment cabinets, cv. Blenheim
|
36%
|
|
|
|
Hibberd et al. (1996) |
controlled environment cabinets, cv. Blenheim, 6 days after infection with powdery mildew
|
129%
|
|
|
|
Robredo et al. (2007) |
Photosynthesis at new day zero of well watered and fertilized barley seedlings from the time of emergence until the age of 18 days, whereupon a drought treatment was imposed by withholding water at new day zero
|
28%
|
|
|
|
Robredo et al. (2007) |
Photosynthesis at new day nine of well watered and fertilized barley seedlings from the time of emergence until the age of 18 days, whereupon a drought treatment was imposed by withholding water at new day zero
|
54%
|
|
|
|
Robredo et al. (2007) |
Photosynthesis at new day 13-16 of well watered and fertilized barley seedlings from the time of emergence until the age of 18 days, whereupon a drought treatment was imposed by withholding water at new day zero
|
157%
|
|
|
|
Robredo et al. (2010) |
Photosynthesis of well watered plants in controlled-environment chambers grown from seed in pots filled with a 3:1 mix of perlite:vermiculite until they were 18 days old, after which water was withheld from them for 0 days
|
25%
|
|
|
|
Robredo et al. (2010) |
Photosynthesis of well watered plants in controlled-environment chambers grown from seed in pots filled with a 3:1 mix of perlite:vermiculite until they were 18 days old, after which water was withheld from them for 9 days
|
32%
|
|
|
|
Robredo et al. (2010) |
Photosynthesis of well watered plants in controlled-environment chambers grown from seed in pots filled with a 3:1 mix of perlite:vermiculite until they were 18 days old, after which water was withheld from them for 13 days
|
135%
|
|
|
|
Robredo et al. (2010) |
Photosynthesis of well watered plants in controlled-environment chambers grown from seed in pots filled with a 3:1 mix of perlite:vermiculite until they were 18 days old, after which water was withheld from them for 16 days
|
135%
|
|
|
|
Sicher and Bunce (1997) |
Plants grown from seed to maturity in field within open-top chambers (1995, day of year 109); cv. Wyson
|
47%
|
|
|
|
Sicher and Bunce (1997) |
Plants grown from seed to maturity in field within open-top chambers (1995, day of year 123); cv. Wyson
|
22%
|
|
|
|
Sicher and Bunce (1997) |
Plants grown from seed to maturity in field within open-top chambers (1996, day of year 113); cv. Wyson
|
32%
|
|
|
|
Sicher and Bunce (1997) |
Plants grown from seed to maturity in field within open-top chambers (1996, day of year 144); cv. Wyson
|
33%
|
|
|
|
Sicher and Bunce (2008) |
Photosynthesis of fully expanded collared leaves of well watered and fertilized wild-type (WT) plants of the Steptoe cultivar grown one to each 1.5-L pot of a 1:1 mixture of vermiculite and Promix Professional for 21 days in controlled-environment chambers
|
|
39% |
|
|
Sicher and Bunce (2008) |
Photosynthesis of fully expanded collared leaves of well watered and fertilized nar1 mutants of the Steptoe cultivar grown one to each 1.5-L pot of a 1:1 mixture of vermiculite and Promix Professional for 21 days in controlled-environment chambers
|
|
25% |
|