SUMMARYPalm kernel cake (PKC) is a by-product of oil extraction from palm fruits and has been included in poultry diets as an alternative to soybean meal yellow corn. Due its high content fibre, coarse texture gritty appearance, the use PKC nutrition limited. In order increase nutritive value PKC, there tendency nowadays create solid state fermentation (SSF) by using cellulolytic microbes. This...