Al-Shamary , E. E., & Kadem, B. H. (2012). PRODUCTION OF PECTINASE FROM ASPERGILLUS NIGER BY USING SOME FRUIT PEELS. Diyala Agricultural Sciences Journal , 4(1), 257–267. Retrieved from https://journal.djas.uodiyala.edu.iq/index.php/dasj/article/view/2931