Plant Photosynthesis (Net CO2 Exchange Rate) Responses
to Atmospheric CO2 Enrichment

Q

   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 
Quercus alba [White Oak] 3142%38.3%        
Quercus chapmanii [Chapman's Oak] 453%4.1%        
Quercus crispula [Mongolian Oak] 219%3.5% 268.5%1.1%    
Quercus geminata [Sand Live Oak] 615.7%5.9%        
Quercus ilex [Holly Oak] 1191.4%30.1%        
Quercus mongolica [Mongolian Oak] 2474.8%13.5%        
Quercus myrtifolia [Myrtle Oak] 960.6%7.7%        
Quercus petraea [Durmast Oak] 223.5%0.4%        
Quercus pubescens [Downy Oak] 5136.8%58.5%        
Quercus robur [Pedunculate Oak] 935.8%6.2%        
Quercus rubra [Northern Red Oak] 1663%10.4% 182%0%    
Quercus suber [Cork Oak] 328.7%16.9% 1130%0% 1180%0%
Quillwort, Lake [Isoetes macrospora]     1100%0%    
Quinoa [Chenopodium quinoa] 393%21.2%        

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