Isolation and identification of guar seed gum. Annals of Agric. Sc. Moshtohor, 26(2): 1167-1179. Production of glucose and ethanol from some cellulonic residues using the produced cellulose enzyme from T. ressei, T. harzinum and A. niger. Annals of Agric. Sc. Moshtohor, 37(2): 1221-1233