Table 6.
Percentage of resistant lactobacilli isolated from individual chicken farms
| Farm Age of birds/no. of Lactobacillus isolates |
Broiler chickens | Green-legged Partridge hens | ||||||
|---|---|---|---|---|---|---|---|---|
| I 45 days/11 (%) |
II 49 days/13 (%) |
III 17 days/17 (%) |
IV 42 days/7 (%) |
V 40 days/8 (%) |
VI 48 days/12 (%) |
VII 2 days/7 (%) |
VIII 49 days/13 (%) |
|
| Ampicillin | 9 | 15 | 29 | 43 | 62.5 | 25 | 28.5 | 15 |
| Tetracyclines | 100 | 92 | 94 | 86 | 100 | 58 | 14 | 31 |
| Lincomycin | 91 | 100 | 100 | 86 | 62.5 | 50 | 57 | 8 |
| Macrolides | 54.5 | 92 | 70.5 | 43 | 25 | 8 | 0 | 8 |
| Streptomycin | 45 | 54 | 29 | 0 | 0 | 50 | 28.5 | 15 |
| Gentamicin | 9 | 23 | 23.5 | 0 | 0 | 17 | 14 | 0 |
| Chloramphenicol | 9 | 31 | 53 | 0 | 12.5 | 25 | 0 | 15 |
| Tiamulin | 82 | 92 | 88 | 100 | 75 | 100 | 86 | 92 |
| Enrofloxacin | 27 | 61.5 | 82 | 57 | 25 | 42 | 28.5 | 31 |
| Isolates without any resistance | 0 | 0 | 0 | 0 | 12.5 | 0 | 0 | 8 |
| Resistance to one drug only | 0 | 0 | 0 | 0 | 0 | 0 | 43 | 31 |
| Multidrug resistant isolates | 100 | 100 | 100 | 100 | 75 | 67 | 57 | 31 |