300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Northern Mixed-grass Prairie Near Cheyene, Wyoming, USA
[Four C3 species making up approximately 55% of the Prairie]
[Four C3 species making up approximately 55% of the Prairie]
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300 ppm
|
600 ppm
|
900 ppm
|
|
| Number of Results |
1
|
|
|
| Arithmetic Mean |
45%
|
|
|
| Standard Error |
0%
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|
|
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Experimental Conditions
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300 ppm
|
600 ppm
|
900 ppm
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|
|
LeCain et al. (2012) |
All C3 grasses within PVC cylinders measuring 30 cm tall by 25 cm diameter that held intact plant-soil cores placed in controlled-environment chambers that simulated the entire growing season of southeast Wyoming and were watered similarly to what occurs in the field
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45%
|
|
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