300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Ipomoea purpurea (L.) Roth [Tall Morningglory, a vine that is typically considered a weed or parasite]
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300 ppm
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600 ppm
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900 ppm
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| Number of Results |
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| Arithmetic Mean |
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| Standard Error |
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Experimental Conditions
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300 ppm
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600 ppm
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900 ppm
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