300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
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Elymus athericus (Link) Kerguelen
300 ppm
|
600 ppm
|
900 ppm
|
|
Number of Results |
4
|
|
|
Arithmetic Mean |
46.3%
|
|
|
Standard Error |
20%
|
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
Lenssen et al. (1993) |
greenhouse, 34 days, low salinity
|
29%
|
|
|
Lenssen et al. (1993) |
greenhouse, 34 days, high salinity
|
112%
|
|
|
Lenssen et al. (1993) |
greenhouse, 71 days, low salinity
|
5%
|
|
|
Lenssen et al. (1993) |
greenhouse, 71 days, high salinity
|
39%
|
|
|