Nutrients |
Original swine wastewater |
Autoclaved Wastewater |
Autoclaved wastewater bubbled with air |
COD (mg/L) |
2140 |
2060 |
1630 |
Ammonia Nitrogen (mg/L)a |
86.6 |
81.5 |
41.2 |
Total Phosphorous(mg/L) |
182.7 |
172.6 |
144.6 |
pH |
8.37 |
8.75 |
8.13 |
|
a: The total nitrate content in the swine wastewater is negligible. |
Table 2: Properties and nutrient contents of swine wastewater. |