Table 2.
Nutrient concentrations and production from swine breeding
| Contents | Bulk density (kg/m3) | Solid production (kg/head·d) | Nutrients | Concentrations (g/kg) | Annual nutrient production (kg/head·yr) | |
|---|---|---|---|---|---|---|
| Case I | Turning+Aeration | 615.5±228 | 1.87±0.53 | VS | 223.9±68.0 | 153.7±67.0 |
| N | 12.9±4.2 | 9.5±6.2 | ||||
| P | 4.0±1.8 | 2.8±1.4 | ||||
| Turning | 642.8±272 | 1.53±0.55 | VS | 209.3±62.8 | 114.1±47.8 | |
| N | 11.9±2.9 | 7.1±4.3 | ||||
| P | 5.1±2.5 | 3.1±2.1 | ||||
| Average | 632.6±248.7 | 1.66±0.55 | VS | 214.1±62.5 | 127.3±55.9 | |
| N | 12.2±3.3 | 7.9±4.9 | ||||
| P | 4.7±2.3 | 3.0±1.9 | ||||
| Case II | ME reports | - | 0.87 | VS | - | - |
| N | 14.7 | 4.7 | ||||
| P | 10.2 | 3.2 |
VS, volatile solids; N, nitrogen; P, phosphorus; ME, Ministry of Environment.
Values are represented mean±standard deviation.