TABLE 3.
Phosphatase enzyme activities in batch cultures of WT and MU cultured with different phosphate concentrations and light intensitiesa
| Day | Phosphatase activity (nmol liter−1 h−1) under the following conditions:
|
|||||||
|---|---|---|---|---|---|---|---|---|
| 10 μg of P liter−1, 62 μmol of light m−2 s−1
|
1,000 μg of P liter−1, 62 μmol of light m−2 s−1
|
100 μg of P liter−1, 23 μmol of light m−2 s−1
|
100 μg of P liter−1, 62 μmol of light m−2 s−1
|
|||||
| WT | MU | WT | MU | WT | MU | WT | MU | |
| 13 | NM | NM | NM | NM | 0 | 0 | 0 | 79 |
| 20 | 0 | 220 | 0 | 100 | NM | NM | NM | NM |
| 25 | NM | NM | NM | NM | 83 | 150 | NM | NM |
a
Data for only the treatments and sampling days on which phosphatase enzyme activity was detected are shown. All treatments and sampling days are shown in Fig. 2.