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Prevalence of subclinical and clinical coccidiosis in free-range chicken in Sidi Thabet, Tunisia.
| Infection grade | Broiler | Pullet | Layer | |||
|---|---|---|---|---|---|---|
| Number of positive samples | % positive | Number of positive samples | % positive | Number of positive samples | % positive | |
| Subclinical coccidiosis | 10 | 5 | 25 | 12.5 | 7 | 3.5 |
| Clinical coccidiosis | 25 | 12.5 | 26 | 13 | 0 | 0 |
