Login Form
Percent Photosynthesis (Net CO2 Exchange Rate) Increases for 300, 600 and 900 ppm
Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Understory deciduous trees (Liquidambar styraciflua L., Acer rubrum L., Ulmus alata Michx. and Cornus florida L.) in a Pinus taeda L. Plantation
Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Understory deciduous trees (Liquidambar styraciflua L., Acer rubrum L., Ulmus alata Michx. and Cornus florida L.) in a Pinus taeda L. Plantation
|
Experimental Conditions
|
300 ppm
|
600 ppm |
900 ppm
|
|
|
Schafer et al. (2003)
|
In the third and fourth year of the Duke Forest FACE study
|
70%
|
|
|