| Isolated Coliform | Ras cheese | Processed cheese | ||
| No. | % | No. | % | |
| Citrobacter diversus | 10.0 | 16.13 | 8.0 | 11.4 |
| Citrobacter freundii | 8.0 | 12.9 | 14.0 | 20.0 |
| E. coli | 1.0 | 1.61 | 14.0 | 20.0 |
| Enterobacter aerogenes | 2.0 | 3.23 | 0.0 | 0.0 |
| Enterobacter cloaca | 0.0 | 0.0 | 0.0 | 0.0 |
| Enterobacter intermedius | 23.0 | 37.1 | 15.0 | 21.43 |
| Erwinia chrysanthemi | 4.0 | 6.45 | 5.0 | 7.14 |
| Klebsiella oxytoca | 7.0 | 11.29 | 9.0 | 12.86 |
| Klebsiella pneumoniae subsp. ozaenae | 0.0 | 0.0 | 0.0 | 0.0 |
| Serratia fonticola | 4.0 | 6.45 | 3.0 | 4.3 |
| Serratia rubidaea | 3.0 | 4.84 | 2.0 | 2.88 |
| Total | 62.0 | 100.0 | 70.0 | 100.0 |