coccidiosis in chickens, conceptual image for poultry health and disease issues.

poultry chicken layer broiler coccidia coccidiosis designs oocysta eimeria tenella brunetti maxima necatrix intestine gut intestinal health location lesions pathology brochures signs symptoms treatment control vaccination mucosa oocysts transmission tract duck turkey quails diagnosis schizonts acervulina praecox droppings feces coccidial anticoccidial drugs vaccines life cycle diseases medicine diarrhea chickens conceptual disease issues