300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
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Trifolium repens L. [White Clover]
300 ppm
|
600 ppm
|
900 ppm
|
|
Number of Results |
22
|
|
|
Arithmetic Mean |
49.4%
|
|
|
Standard Error |
7.4%
|
|
|
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%
|
|
|