Abstract
This project aims to assess and understand the processes occurring in the rumen of Zebu bulls when they are fed 10% crude glycerin in the dry diet, which contain high or low level of starch in different ratios of roughage and concentrate (40:60 and 60:40). Diets with high starch contain corn as part of the concentrated diets with low starch, corn will be replaced by soybean hulls. The cru…