The objective of present study was to investigate the effect of feeding diets containing different levels (0, 15, 30 or 45 %) of corn-with-cobs (CWC) meal in two forms (mash or pellets) with or without adding exogenous enzyme preparation (Sicozyme) on the broiler growth performance, carcass traits, blood constituents, and nutrient digestibility. Five hundred seventy-six Hubbard broiler chicks were...