TABLE 3.
Serovars detected in various Salmonella-positive sample types from layer farms
| Salmonella serovara | Frequency (% [no. positive/total no.]) for indicated sample type |
||||
|---|---|---|---|---|---|
| Feces | Egg belt | Dust | Eggshells | Total | |
| S. Typhimurium PT 9 | 7.14 (2/28) | 7.50 (3/40) | 21.43 (9/42) | 5 (1/20) | 11.54 (15/130) |
| S. Oranienburg | 78.57 (22/28) | 82.5 (33/40) | 64.28 (27/42) | 90 (18/20) | 76.92 (100/130) |
| S. Worthington | 14.28 (4/28) | 5 (2/40) | 9.52 (4/42) | 5 (1/20) | 8.46 (11/130) |
| S. Agona | 0 (0/28) | 2.5 (1/40) | 7.14 (3/42) | 0 (0/20) | 3.08 (4/130) |
| Salmonella subsp. 1 Serotype 4,5,12:-:- | 0 (0/28) | 5 (2/40) | 0 (0/42) | 0 (0/20) | 1.54 (2/130) |
| Salmonella subsp. 1 serotype rough: g,s,t:- | 0 (0/28) | 0 (0/40) | 2.38 (1/42) | 0 (0/20) | 0.77 (1/130) |
a
PT, phage type.