Research Article
Biodegradation of Sewage Wastewater Using Autochthonous Bacteria
Table 4
Biochemical test of identified strains.
| Tests | Bacillus pumilus | Brevibacterium sp. | Pseudomonas aeruginosa |
| Growth on MacConkey agar | − | − | + | Indole test | − | − | − | Methyl red test | − | − | − | Voges Proskauer test | − | − | − | Citrate utilization | − | − | + | Casein hydrolysis | − | − | + | Gelatin hydrolysis | − | − | − | Starch hydrolysis | + | − | − | Urea hydrolysis | − | − | − | Nitrate reduction | − | − | − | H2S production | − | − | − | Catalase test | + | + | + | Oxidase test | − | + | + |
| Acid production from carbohydrates | | | | Salicin | − | − | − | Arabinose | − | − | + | Galactose | − | − | + | Dextrose | + | − | + | Meso-Inositol | − | − | − | Raffinose | − | − | − | Rhamnose | + | − | − | Fructose | + | − | + | Mannitol | − | − | + | Sucrose | + | − | − | Xylose | − | − | + |
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