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.
Experimental wetland communities comprised of native graminoids (grasses, sedges and bulrushes) and either high invasion (>90% cover) or low invasion (<50% cover) by reed canary grass (Phalaris arundinacea L.)
Increases in the Air's CO2 Concentration:
For a more detailed description of this table, click here.
Experimental wetland communities comprised of native graminoids (grasses, sedges and bulrushes) and either high invasion (>90% cover) or low invasion (<50% cover) by reed canary grass (Phalaris arundinacea L.)
|
Experimental Conditions
|
300 ppm
|
600 ppm |
900 ppm
|
|
|
Kao-Kniffin and Balser (2007)
|
Total above and below ground biomass of plants grown for four months in mesocosms located within greenhouses at low soil N (5 mg N l-1) and low invasion (<50% cover)
|
76%
|
|
|
|
Kao-Kniffin and Balser (2007)
|
Total above and below ground biomass of plants grown for four months in mesocosms located within greenhouses at low soil N (5 mg N l-1) and high invasion (>90% cover)
|
31%
|
|
|
|
Kao-Kniffin and Balser (2007)
|
Total above and below ground biomass of plants grown for four months in mesocosms located within greenhouses at high soil N (30 mg N l-1) and low invasion (<50% cover)
|
30%
|
|
|
|
Kao-Kniffin and Balser (2007)
|
Total above and below ground biomass of plants grown for four months in mesocosms located within greenhouses at high soil N (30 mg N l-1) and high invasion (>90% cover)
|
29%
|
|
|