Plant Dry Weight (Biomass) Responses to Atmospheric CO2 Enrichment

U

   300 ppm   600 ppm   900 ppm 
Plant Name  Number of
Studies 
 Arithmetic
Mean 
 Standard
Error 
 Number of
Studies 
 Arithmetic
Mean 
 Standard
Error 
 Number of
Studies 
 Arithmetic
Mean 
 Standard
Error 
Ulmus alata [Winged Elm] 130%0%        
Understory Herb [Aechmea magdalenae] 130%0%        
Urtica dioica [Stinging Nettle] 126%0%        

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