Research Article
Isolation and Screening of Polyhydroxyalkanoates Producing Bacteria from Pulp, Paper, and Cardboard Industry Wastes
Table 2
Morphological and biochemical characters of selected isolates.
| Morphological characters | NAP11 | NAC1 |
| Colony color | White | Cream | Colony texture | Smooth | Smooth-elevated | Gram reaction | +ve | −ve | Cell shape | Cocci-shaped | Rod-shaped | Cell arrangement | Chain | Chain | Spore formation | −ve | −ve |
| Biochemical tests |
| Citrate utilization test | −ve | −ve | Indole test | +ve | +ve | Methyl red test | −ve | −ve | V-P test | −ve | −ve | H2S production test | +ve | +ve | Amylase production test | −ve | −ve | Sucrose | +ve | −ve | Dextrose | +ve | +ve | Mannitol | +ve | +ve | Trehalose | +ve | +ve | D-Arabinose | −ve | −ve | Maltose | +ve | +ve | Glucose | +ve | +ve | Raffinose | +ve | +ve with gas production | Xylose | −ve | −ve | Sorbitol | −ve | −ve | Lactose | −ve | −ve | Mannose | −ve | −ve | Fructose | +ve | −ve | Ribose | −ve | −ve | Inulin | −ve | −ve | Esculin | −ve | −ve |
Mellibiose | −ve | −ve |
Ramanose | −ve | −ve |
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