300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
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Panicum virgatum L. (Switchgrass)
300 ppm
|
600 ppm
|
900 ppm
|
|
Number of Results |
1
|
|
|
Arithmetic Mean |
-1%
|
|
|
Standard Error |
0%
|
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
LeCain and Morgan (1998) |
Well-watered and fertilized C4 plants grown from seed in 8-liter pots for 39 days in controlled environment chambers
|
-1%
|
|
|