Table 1.
Season of collection and anticoccidial programs of Ontario flocks from which weekly fecal sample collections (n = 95) during the period of May 2016 to April 2018.
| Collection period1 | Medicated flocks | Vaccinated flocks | Total flocks |
|---|---|---|---|
| S16 (05/2016-10/2016) | 13 | 13 | 26 |
| W17 (12/2016-04/2017) | 20 | 14 | 34 |
| S17 (05/2017-10/2017) | 11 | 12 | 23 |
| W18 (12/2017-04/2018) | 9 | 3 | 12 |
| Totals | 53 | 42 | 95 |
Samples collected at 1 to 5 weeks of age consisted of a single pool of 40 manually collected fresh fecal droppings (n = 461).
1
S16 and S17: flocks placed from May until early September with sample collection from May to October. W17 and W18: flocks placed from December until early March with sample collection from December to April.