Percent Dry Weight (Biomass) Increases for
300, 600 and 900 ppm Increases in the Air's CO2 Concentration:


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Conium maculatum [Poison Hemlock]


Statistics
 
300 ppm
600 ppm
900 ppm
 Number of Results
1
 
 
 Arithmetic Mean
21%
 
 
 Standard Error
0%
 
 

Individual Experiment Results

Journal References

Experimental Conditions
300 ppm
600 ppm
900 ppm

Schadler et al. (2007)

Well watered and fertilized plants grown from seed for five weeks in pots filled with standard potting soil that were enclosed within tents made from translucid plastic foil that were located in a walk-in growth chamber
21%

 

 

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