Research Article
Bioremediation of Agro-Based Pulp Mill Effluent by Microbial Consortium Comprising Autochthonous Bacteria
Table 4
Percentage reduction in COD values of different optimized parameters for Mill A and Mill B.
| Parameters |
Percentage reduction in COD after 20 hrs of incubation | Back water | Back water : black liquor | Mill A | Mill B | Mill A | Mill B |
| pH (6.8) | 86.5 | 78.7 | 66 | 61 | Temperature (35°C) | 85 | 78 | 64 | 61.5 | Agitation (200 rpm) | 86.25 | 77 | 65 | 60 | Nitrogen + Phosphorus | 86.5 | 73.75 | 63 | 62 | Ratio (80 : 20) Back water : black water | | | 62.1 | 60.75 |
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