| |
Day 4
|
Day 5
|
Dry weight increase
|
|---|
| |
pH
|
Dry w. (mg l-1)
|
pH
|
Dry w. (mg l-1)
|
(mg l-1day-1)
|
g m-2day-1
|
g mol-1
|
|---|
|
2.6% C
|
7.1±0.1
|
1457±56
|
6.9±0.1
|
2810±141
|
1353±92
|
82.6±5.6
|
3.19±0.22
|
|
2.5% Fl
|
7.0±0.0
|
1622±21
|
6.8±0.1
|
2943±48
|
1321±51
|
80.6±3.1
|
3.11±0.12
|
|
6.7 Fl
|
6.5±0.1
|
1635±21
|
6.3±0.1
|
2917±100
|
1282±79
|
78.2±4.9
|
3.02±0.19
|
|
11.4% Fl
|
6.4±0.1
|
1377±42
|
6.0±0.3
|
2380±81
|
1003±54
|
61.2±3.3
|
2.36±0.13
|
|
F-value and significance level:
|
|
CO2
|
49.8***
|
17.6***
|
20.4***
|
7.31*
|
5.24*
|
5.24*
|
5.24*
|
- The productivity from day four to five was calculated as the increase in culture concentration, in g dry weight production per m2 and day, as well as in g dry weight produced per mol of photosynthetic active radiation.
- For significance levels see Table 2 footnote.
