GREENFIELD, Ind. — Coccidiosis is a health challenge throughout the life of a bird and a major cause for performance and productivity losses for poultry producers. Nearly all flocks suffer from some form of coccidiosis caused by different types of Eimeria (E. acervulina, E. brunetti, E. maxima, E. necatrix and E. tenella). When not managed properly, coccidia can cause extensive intestinal damage, predisposition to secondary infections and potential mortality in chickens and turkeys.
Fifty years ago, most broiler producers relied on management practices centered on hygiene and synthetic chemicals when signs of disease emerged. These practices were ineffective due to high. . .