Table 1.
Basic information of swine farms investigated
| Contents | Solid manure1) | Liquid manure1) |
|---|---|---|
| Number of farms | 15 | 14 |
| Breeding scale (heads) | 4,362±5,689 | 3,198±2,849 |
| Daily manure production (kg/d) | 7,918.5±11,155.4 | 13,527±12,051 |
| The amount of manure produced (kg/head·d) | 1.65±0.57 | 4.23±0.0 |
| Daily compost production (kg/d) | 4,487.7±8,759 | 12,329±11,892 |
| The amount of compost produced (kg/head·d) | 0.69±0.50 | 3.70±0.30 |
| Daily bulking material usage (g/head·d) | 25.4±10.82 | - |
| Bulking material used | Sawdust or rice hull | - |
1)
Values calculated using Ministry of Environment’s (ME) basic excretion unit per head.
Values are represented mean±standard deviation.