Table 1 Occurrence of Salmonella serovar 61: k: 1, 5, (7) in sheep flocks of different size in the federal state Thuringia in Germany
Herd size (number of animals) | Number of herds sampled | Number of positive herds | % of positive herds |
|---|---|---|---|
1–30 | 15 | 3 | 20.0 |
31–50 | 5 | 4 | 80.0 |
51–100 | 7 | 6 | 85.7 |
101–300 | 4 | 4 | 100 |
301–500 | 23 | 21 | 91.3 |
501–750 | 18 | 18 | 100 |
751–1.000 | 9 | 9 | 100 |
1.001–1.500 | 5 | 5 | 100 |
1.501–3.000 | 4 | 4 | 100 |
Total | 90 | 74 | 82.2 |