Open Access
Tabla 1
Propiedades fisicoquímicas de las materias primas a compostar.
| Parámetro | Lodos | Escobajo-Orujo |
|---|---|---|
| pH (1:5) | 8,3 | 3,4 |
| % Humedad | 89 | 50 |
| C. Eléctrica (Ds/m) | 15 | 3,6 |
| Materia orgánica (%) | 73 | 93 |
| Carbono orgánico (%) | 40 | 51,7 |
| Nitrógeno total (%) | 6,65 | 1,48 |
| Rel. C/N | 6,1 | 34,9 |
| Amonio disponible (mg/kg) | 5331 | 751 |
| Nitrato disponible (mg/kg) | 2206 | 344 |
| Rel.NH4/NO3 | 2,4 | 2,2 |
| Fosforo total (%) | 2,2 | 0,92 |
| Potasio total (%) | 0,55 | 2,4 |
| Densidad aparente(g/cm3) | 0,78 | 0,31 |
| Arsénico (mg/kg) | 0,01 | … |
| Cadmio (mg/kg) | 0,01 | … |
| Cobre (mg/kg) | 590 | … |
| Cromo (mg/kg) | 14,1 | … |
| Mercurio (mg/kg) | 0,315 | … |
| Níquel (mg/kg) | 9,44 | … |
| Plomo (mg/kg) | 13,4 | … |
| Zinc (mg/kg) | 766 | … |
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