Table 1.
Chemical composition of the worm leachate
| Item | Concentration/value |
|---|---|
| Total humic acids (mg/L) | 0.61 |
| Humic acids (mg/L) | 0.47 |
| Fulvic acids (mg/L) | 0.14 |
| pH | 8.48 |
| Total solids (%) | 2.33 |
| Organic matter (%) | 0.67 |
| Organic carbon (%) | 0.39 |
| Total nitrogen (mg/L) | 492.1 |
| Carbon:nitrogen ratio | 7.93 |
| Phosphorus (mg/L) | 361.79 |
| Potassium (mg/L) | 6,482.31 |
| Calcium (mg/L) | 98.64 |
| Magnesium (mg/L) | 76.52 |
| Sodium (mg/L) | 1,228.58 |
| Electric conductivity (dS/m) | 13.37 |
| Solubility (%) | 100 |
| Apparent density (kg/L) | 1.01 |
| Total bacteria (UFC/mL) | 69 000 |
| Yeasts (UFC/mL) | <10 |
| Total coliforms (UFC/100 mL) | ND |
| Fecal coliforms (UFC/100 mL) | ND |
| Salmonella spp. | ND |
ND, non detectable.