SALEM, A. Z. M.; AMMAR, H.; KHOLIF, A. E.; ELGHANDOUR, M. M. Y.; ORTIZ, L. B. Effect of Glucoamylase Enzyme Extract on in Vitro Gas Production and Degradability of Two Diets With 25% of Corn or Sorghum Grains. Indian J of Anim Sci 2015, 85.