Table 4 Means (n = 3) of treatments effect on net N mineralization in soils treated with manure and biochar
Manure (tons ha−1) | Biochar (tons ha−1) | ||
|---|---|---|---|
0 (μg N kg−1 soil) | 20 (μg N kg−1 soil) | 40 (μg N kg−1 soil) | |
0 | 30.8 | 41.1 | |
13 | 21.5 | − 7.9 | − 10.0 |
26 | 16.3 | − 33.1 | − 8.6 |