300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
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Layia platyglossa (Fisch. & C.A. Mey.) Gray [Coastal Tidytips]
300 ppm
|
600 ppm
|
900 ppm
|
|
Number of Results |
1
|
|
|
Arithmetic Mean |
12%
|
|
|
Standard Error |
0%
|
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
St. Omer and Horvath (1983) |
pots (15-cm diameter, 3 plants), greenhouse, 'Plexiglas' growth chambers
|
12%
|
|
|