EN
Feces of 806 pigs from Bydgoszcz, Lublin, Olsztyn, Poznań, Rzeszów and Zielona Góra voivodeships showed coccidium invasion in 37% of cases. The detected 4 species of the parasite were: Eimeria debliecki Douwes, E. polita Pellerdy, E. scabra Henry and E. spinosa Henry, E. debliecki and E. polita species being the commonest.