Parameter | Content (mean ± SE) | UNBS standardsa [85] | African standards for organic fertilisers [86] |
---|---|---|---|
OC (%) | 17.6 ± 0.058 | 12 |  |
C:N ratio | 26.96 ± 0.006 | 12–15 |  ≤ 20 |
Moisture content (MC) (%) | 12.6 ± 0.058 | 30–35 | 10–35 |
Total N (%) | 0.65 ± 0.006 | 1 |  > 1 |
Total P (%) | 0.4 ± 0.058 |  |  |
Total K (%) | 2.46 ± 0.006 |  |  |
Ca (%) | 3.16 ± 0.006 |  |  ≥ 1.0 |
Cu (%) | 0.00421 ± 0.000 | 0.03 | 0.008 |
Fe (%) | 0.78 ± 0.006 |  |  |
Mg (%) | 0.87 ± 0.006 |  |  ≥ 0.5 |
Mn (%) | 0.072 ± 0.001 |  |  |
Zn (%) | 0.031 ± 0.001 |  | 0.03 |
pH | 9.61 ± 0.017 | 6–10 | 6.5–7.5 |
Electrical conductivity (µS/cm) | 4362 ± 5.774 | 5000 | 5000 |