pigs fed the coarse and medium diets had lower stomach ulceration score than those fed the mixed or fine diets
the stomachs of all animals fed the fine diet had lesions and stomach ulcerations were present only in this group
Pigs fed the fine diet had thicker ileal epithelial cell layer with no differences being observed for villous height or crypt depth.
Faecal digestibility coefficients of neutral and acid detergent fiber were the highest for the mixed diet, intermediate for the fine and coarse diets and lowest for the medium diet.