300, 600 and 900 ppm Increases in the Air's CO2 Concentration:
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Asparagus officinalis L. [Garden Asparagus]
300 ppm
|
600 ppm
|
900 ppm
|
|
Number of Results |
1
|
1
|
|
Arithmetic Mean |
25%
|
75%
|
|
Standard Error |
0%
|
0
|
|
Experimental Conditions
|
300 ppm
|
600 ppm
|
900 ppm
|
|
Yue et al. (1992) |
in vitro cultured plantlets
|
25%
|
75% |
|