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.

Trifolium repens L. [White Clover]


Statistics
 
300 ppm
600 ppm
900 ppm
 Number of Results
22
 
 
 Arithmetic Mean
49.4%
 
 
 Standard Error
7.4%
 
 

Individual Experiment Results

Journal References

Experimental Conditions
300 ppm
600 ppm
900 ppm

Aeschlimann et al. (2005)

Nine-year-long FACE study
40%

 

 

Almeida et al. (1999)

growth cabinets, .0027 mM P, morning
62%

 

 

Almeida et al. (1999)

growth cabinets, .0027 mM P, afternoon
20%

 

 

Almeida et al. (1999)

growth cabinets, .075 mM P, morning
66%

 

 

Almeida et al. (1999)

growth cabinets, .67 mM P, morning
29%

 

 

Almeida et al. (1999)

growth cabinets, .67 mM P, afternoon
0%

 

 

Almeida et al. (1999)

growth cabinets, 2 mM P, morning
75%

 

 

Almeida et al. (1999)

growth cabinets, 2 mM P, afternoon
40%

 

 

Clark et al. (1999)

Large pasture turves grown for 324 days in controlled environment rooms under well-watered conditions, after which they were subjected to a soil moisture deficit and then watered and allowed to recover; well-watered
43%

 

 

Clark et al. (1999)

Large pasture turves grown for 324 days in controlled environment rooms under well-watered conditions, after which they were subjected to a soil moisture deficit and then watered and allowed to recover; water-stressed
171%

 

 

Dale and Press (1998)

growth cabinets, infected
100%

 

 

Dale and Press (1998)

growth cabinets, uninfected
48%

 

 

Davey et al. (1999)

open-top chamber, moderate nutrients
22%

 

 

Davey et al. (1999)

open-top chamber, low nutrients
65%

 

 

Greer et al. (2000)

controlled environment chambers, 18 °C
32%

 

 

Greer et al. (2000)

controlled environment chambers, 28 °C
65%

 

 

Lehnherr et al. (1985)

growth chambers, air temperature 10?C
14%

 

 

Lehnherr et al. (1985)

growth chambers, air temperature 30?C
49%

 

 

Newton et al. (1995)

controlled environment rooms
43%

 

 

Nijs et al. (1988)

containers, greenhouse
39%

 

 

Overdieck and Bossemeyer (1985)

glasshouse
50%

 

 

von Caemmerer et al. (2001)

Two-year grazed pasture FACE study
14%

 

 

Printer Friendly Version