300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
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Flaveria pringlei Gandoger [Yellowtops]
300 ppm
|
600 ppm
|
900 ppm
|
|
Number of Results |
1
|
|
|
Arithmetic Mean |
33%
|
|
|
Standard Error |
0%
|
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
Byrd and Brown (1989) |
containers (7 liters)
|
33%
|
|
|