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.

Phalaris arundinacea [Canary Grass]


Statistics
 
300 ppm
600 ppm
900 ppm
 Number of Results
32
 
 
 Arithmetic Mean
29.6%
 
 
 Standard Error
2%
 
 

Individual Experiment Results

Journal References
Experimental Conditions
300 ppm
600 ppm
900 ppm

Ge et al. (2011)
Photosynthesis of upper-layer (U) leaves of mature shoots emerging from blocks of peat extracted from a natural peatland and placed within controlled-environment chambers in containers where the peat was maintained under high (HW) water table conditions at ambient (AT) air temperature
33%

 
 

Ge et al. (2011)
Photosynthesis of upper-layer (U) leaves of mature shoots emerging from blocks of peat extracted from a natural peatland and placed within controlled-environment chambers in containers where the peat was maintained under normal (NW) water table conditions at ambient (AT) air temperature
25%

 
 

Ge et al. (2011)
Photosynthesis of upper-layer (U) leaves of mature shoots emerging from blocks of peat extracted from a natural peatland and placed within controlled-environment chambers in containers where the peat was maintained under low (LW) water table conditions at ambient (AT) air temperature
42%

 
 

Ge et al. (2011)
Photosynthesis of upper-layer (U) leaves of mature shoots emerging from blocks of peat extracted from a natural peatland and placed within controlled-environment chambers in containers where the peat was maintained under high (HW) water table conditions at elevated (ET = AT + 3.5°C) air temperature
16%

 
 

Ge et al. (2011)
Photosynthesis of upper-layer (U) leaves of mature shoots emerging from blocks of peat extracted from a natural peatland and placed within controlled-environment chambers in containers where the peat was maintained under normal (NW) water table conditions at elevated (ET = AT + 3.5°C) air temperature
17%

 
 

Ge et al. (2011)
Photosynthesis of upper-layer (U) leaves of mature shoots emerging from blocks of peat extracted from a natural peatland and placed within controlled-environment chambers in containers where the peat was maintained under low (LW) water table conditions at elevated (ET = AT + 3.5°C) air temperature
16%

 
 

Ge et al. (2011)
Photosynthesis of lower-layer (L) leaves of mature shoots emerging from blocks of peat extracted from a natural peatland and placed within controlled-environment chambers in containers where the peat was maintained under high (HW) water table conditions at ambient (AT) air temperature
45%

 
 

Ge et al. (2011)
Photosynthesis of lower-layer (L) leaves of mature shoots emerging from blocks of peat extracted from a natural peatland and placed within controlled-environment chambers in containers where the peat was maintained under normal (NW) water table conditions at ambient (AT) air temperature
36%

 
 

Ge et al. (2011)
Photosynthesis of lower-layer (L) leaves of mature shoots emerging from blocks of peat extracted from a natural peatland and placed within controlled-environment chambers in containers where the peat was maintained under low (LW) water table conditions at ambient (AT) air temperature
21%

 
 

Ge et al. (2011)
Photosynthesis of lower-layer (L) leaves of mature shoots emerging from blocks of peat extracted from a natural peatland and placed within controlled-environment chambers in containers where the peat was maintained under high (HW) water table conditions at elevated (ET = AT + 3.5°C) air temperature
21%

 
 

Ge et al. (2011)
Photosynthesis of lower-layer (L) leaves of mature shoots emerging from blocks of peat extracted from a natural peatland and placed within controlled-environment chambers in containers where the peat was maintained under normal (NW) water table conditions at elevated (ET = AT + 3.5°C) air temperature
23%

 
 

Ge et al. (2011)
Photosynthesis of lower-layer (L) leaves of mature shoots emerging from blocks of peat extracted from a natural peatland and placed within controlled-environment chambers in containers where the peat was maintained under low (LW) water table conditions at elevated (ET = AT + 3.5°C) air temperature
25%

 
 

Ge et al. (2012a)
Photosynthesis of well-watered and fertilized plants grown for an entire growing season in controlled environment chambers on intact blocks of field peat removed from a bioenergy cultivation field located in eastern Finland
30%

 
 

Ge et al. (2012b)
Photosynthesis of well fertilized microcosms consisting of organic soil monoliths hosting plants that had been cored from peatland in eastern Finland that were maintained throughout two growing seasons in controlled-environment chambers at normal ambient temperature (T) at high (HW) volumetric soil water content (100%, 50% or 30%, respectively)
20%

 
 

Ge et al. (2012b)
Photosynthesis of well fertilized microcosms consisting of organic soil monoliths hosting plants that had been cored from peatland in eastern Finland that were maintained throughout two growing seasons in controlled-environment chambers at normal ambient temperature (T) at normal (NW) volumetric soil water content (100%, 50% or 30%, respectively)
25%

 
 

Ge et al. (2012b)
Photosynthesis of well fertilized microcosms consisting of organic soil monoliths hosting plants that had been cored from peatland in eastern Finland that were maintained throughout two growing seasons in controlled-environment chambers at normal ambient temperature (T) at low (LW) volumetric soil water content (100%, 50% or 30%, respectively)
21%

 
 

Ge et al. (2012b)
Photosynthesis of well fertilized microcosms consisting of organic soil monoliths hosting plants that had been cored from peatland in eastern Finland that were maintained throughout two growing seasons in controlled-environment chambers at ambient temperature (T) + 3.5°C at high (HW) volumetric soil water content (100%, 50% or 30%, respectively)
20%

 
 

Ge et al. (2012b)
Photosynthesis of well fertilized microcosms consisting of organic soil monoliths hosting plants that had been cored from peatland in eastern Finland that were maintained throughout two growing seasons in controlled-environment chambers at normal ambient temperature (T) + 3.5°C at normal (NW) volumetric soil water content (100%, 50% or 30%, respectively)
20%

 
 

Ge et al. (2012b)
Photosynthesis of well fertilized microcosms consisting of organic soil monoliths hosting plants that had been cored from peatland in eastern Finland that were maintained throughout two growing seasons in controlled-environment chambers at normal ambient temperature (T) + 3.5°C at low (LW) volumetric soil water content (100%, 50% or 30%, respectively)
15%

 
 

Ge et al. (2012c)
Photosynthesis mean of all treatments of plants growing in peat monoliths maintained at three different water contents (high, normal and low) within controlled-environment chambers that mimicked boreal environmental conditions typical of the Fenno-Scandinavian region for the length of an entire growing season
26%

 
 

Ge et al. (2012c)
Photosynthesis of plants growing in peat monoliths placed within growth chambers of a greenhouse at the University of Eastern Finland maintained at ambient air temperature (TA)
30%

 
 

Ge et al. (2012c)
Photosynthesis of plants growing in peat monoliths placed within growth chambers of a greenhouse at the University of Eastern Finland maintained at TA (ambient air temperature) + 3.5°C
30%

 
 

Kinmonth-Schultz and Kim (2011)
Photosynthesis of plants grown for ten weeks within closed-top chambers in a greenhouse in summer, in 13.2-liter pots of sterilized construction grade sand hosting 15 ramets, each possessing two buds, which were supplied with a full-strength Hoagland solution (HS), containing N, P and K nutrients
66%

 
 

Kinmonth-Schultz and Kim (2011)
Photosynthesis of plants grown for ten weeks within closed-top chambers in a greenhouse in summer, in 13.2-liter pots of sterilized construction grade sand hosting 15 ramets, each possessing two buds, which were supplied with a modified Hoagland solution (HS), to contain one-eighth the amount of N, P and K nutrients (1/8 HS)
49%

 
 

Kinmonth-Schultz and Kim (2011)
Photosynthesis of plants grown for ten weeks within closed-top chambers in a greenhouse in autumn, in 13.2-liter pots of sterilized construction grade sand hosting 15 ramets, each possessing two buds, which were supplied with a full-strength Hoagland solution (HS), containing N, P and K nutrients
36%

 
 

Kinmonth-Schultz and Kim (2011)
Photosynthesis of plants grown for ten weeks within closed-top chambers in a greenhouse in autumn, in 13.2-liter pots of sterilized construction grade sand hosting 15 ramets, each possessing two buds, which were supplied with a modified Hoagland solution (HS), to contain one-eighth the amount of N, P and K nutrients (1/8 HS)
46%

 
 

Zhou et al. (2011)
Photosynthesis of microcosms of drained peatland in Eastern Finland -- which were cultivated with a local reed canary grass -- were maintained for 45 days in controlled-environment greenhouses at high (H, 100%) soil water (SW) contents at ambient outdoor air temperatures (TA)
38%

 
 

Zhou et al. (2011)
Photosynthesis of microcosms of drained peatland in Eastern Finland -- which were cultivated with a local reed canary grass -- were maintained for 45 days in controlled-environment greenhouses at normal (N, 50%) soil water (SW) contents at ambient outdoor air temperatures (TA)
33%

 
 

Zhou et al. (2011)
Photosynthesis of microcosms of drained peatland in Eastern Finland -- which were cultivated with a local reed canary grass -- were maintained for 45 days in controlled-environment greenhouses at low (L, 30%) soil water (SW) contents at ambient outdoor air temperatures
36%

 
 

Zhou et al. (2011)
Photosynthesis of microcosms of drained peatland in Eastern Finland -- which were cultivated with a local reed canary grass -- were maintained for 45 days in controlled-environment greenhouses at high (H, 100%) soil water (SW) contents at elevated temperatures (TE = TA + 3.5°C)
35%

 
 

Zhou et al. (2011)
Photosynthesis of microcosms of drained peatland in Eastern Finland -- which were cultivated with a local reed canary grass -- were maintained for 45 days in controlled-environment greenhouses at normal (N, 50%) oil water (SW) contents at elevated temperatures (TE = TA + 3.5°C)
29%

 
 

Zhou et al. (2011)
Photosynthesis of microcosms of drained peatland in Eastern Finland -- which were cultivated with a local reed canary grass -- were maintained for 45 days in controlled-environment greenhouses at low (L, 30%) soil water (SW) contents at elevated temperatures (TE = TA + 3.5°C)
21%

 
 

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