Table 1.
The prevalence and the mean OPG values (number of oocysts per gram of faeces) of Isospora suis and Eimeria spp. in suckling piglets and sows on different types of Polish farms
| Types of farms (no. of sows on farm) | No. of examined farms | % of farms with coccidia in piglets |
No. of examined litters | % of litters infected with coccidia (mean OPG) |
No. of examined sows | % of sows infected with coccidia (mean OPG) |
|||
|---|---|---|---|---|---|---|---|---|---|
| I. suis | Eimeria spp. | I. suis | Eimeria spp. | I. suis | Eimeria spp | ||||
| Large (>100) | 63 | 82.5a | 7.9b | 571 | 31.7a (6620) | 1.4b (712) | 159 | 8.2a (84) | 4.4b (90) |
| Medium (25–100) | 30 | 50.0b | 3.3b | 171 | 18.1b (1220) | 0.6b (43600) | 98 | 5.1a (183) | 5.1b (246) |
| Small (<25) | 11 | 27.3b | 54.5a | 38 | 13.2b (2284) | 28.9a (1092) | 10 | 0a | 40.0a (769) |
a,bValues in the same column with differing superscripts are significantly different (P < 0.05).