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Mean extract amino acid (AA) concentration. Individual data transformed log10 for ANOVA (means of logs presented for statistical comparison).
| Treatment | TSP-AA (μg g−1 soil) | TSP-AA (μg g−1 soil log10) | EPS-AA (μg g−1 soil) | EPS-AA (μg g−1 soil log10) |
|---|---|---|---|---|
| 0 | 382 | 2.35x | 5.29 | 0.533ab |
| C | 359 | 2.35x | 6.75 | 0.620a |
| N | 347 | 2.32x | 4.76 | 0.492bc |
| CN | 433 | 2.41x | 6.12 | 0.598a |
ANOVA statistically significant effect for C (EPS only) p = 0.02; l.s.d log10 = 0.077; means with same letter are not statistically different.
