EFFECTS OF CLINOPTILOLITE ON RUMEN FERMENTATION, DIGESTION AND FEEDLOT PERFORMANCE IN BEEF STEERS FED HIGH CONCENTRATE DIETS. F.T. McCollum, M.L. Galyean

In a 148-d feedlot experiment, 48 crossbred steers were fed a 70% sorghum diet with clinoptilolite (CLN), a natural zeolite, substituted at 0, 1.25 and 2.5% of the diet dry matter.