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Seroprevalence of chlamydial infection in dairy cattle in Guangzhou, southern China examined by indirect hemagglutination assay (IHA)
| No. farm | No. examined | No. positive | Prevalence (%) |
|---|---|---|---|
| A |
80 |
5 |
6.25 |
| B |
75 |
6 |
8.0 |
| C |
60 |
5 |
8.33 |
| D |
80 |
6 |
7.5 |
| E |
105 |
7 |
6.67 |
| Total | 400 | 29 | 7.25 |
