Table 2.
Screening of nitrogen sources.
| Nitrogen source | Laccase activity (U/gfs) |
|---|---|
| Malt extract | 8460 |
| Yeast extract | 7205 |
| Tryptone | 6500 |
| Ammonium sulphate | 5420 |
| Urea | 1789 |
| Ammonuim chloride | 819 |
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