Monensin for the prevention of coccidiosis in calves.

摘要: Young calves (Holstein-Friesian) were inoculated with Eimeria bovis on the 3rd day after start of 31 days' feeding a ration containing added monensin in 2 dose levels: 16.5 g or 33 g/metric ton feed. Monensin-treated free clinical signs coccidiosis, but control developed diarrhea and had excessive oocyst discharge days 19 to 28 they inoculated. Weight gains feed efficiency monensin-treated equal superior those factors noninoculated for 31-day period.