300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
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Polygonum lapathifolium L. [Curlytop Knotweed]
|
300 ppm
|
600 ppm
|
900 ppm
|
|
| Number of Results |
5
|
|
|
| Arithmetic Mean |
19.4%
|
|
|
| Standard Error |
4.2%
|
|
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
|
Farnsworth and Bazzaz (1995) |
glasshouse, vegetative mass
|
15%
|
|
|
|
Farnsworth and Bazzaz (1995) |
glasshouse, fruit weight
|
8%
|
|
|
|
Miyagi et al. (2007) |
Seed or grain yield biomass of well watered and fertilized plants grown from seed to maturity in 4-liter pots filled with sand out-of-doors in open-top chambers
|
14%
|
|
|
|
Miyagi et al. (2007) |
Whole plant biomass (at flowering) of well watered and fertilized plants grown from seed in 4-liter pots filled with sand out-of-doors in open-top chambers to the time of their natural death
|
35%
|
|
|
|
Miyagi et al. (2007) |
Whole plant biomass (at time of death) of well watered and fertilized plants grown from seed in 4-liter pots filled with sand out-of-doors in open-top chambers to the time of their natural death
|
25%
|
|
|