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


For a more detailed description of this table, click here.

Sorghum halapense (L.) Pers. [Johnsongrass]


Statistics
 
300 ppm
600 ppm
900 ppm
 Number of Results
3
 
 
 Arithmetic Mean
-13%
 
 
 Standard Error
14.3%
 
 

Individual Experiment Results

Journal References

Experimental Conditions
300 ppm
600 ppm
900 ppm

Carter and Peterson (1983)

pots (11.4 x 11.4 cm, 8 plants)
-48%

 

 

Patterson et al. (1984)

pots (0.75 liters) growth chambers
2%

 

 

Ziska and Bunce (1997)

glasshouse
7%

 

 

Printer Friendly Version