Volume 2 – Issue 4 (2021) Original Article Adventitious shoot proliferation from callus of Gerbera jamesonii young leaf explant Majid A Ibrahim, Maha M. Yassin 47–52 Download PDF doi 10.30493/das.2021.290786 Original Article Nutritional composition of fermented and extruded blends of cassava and African yam beans flour Ayomide O Omojokun, Anthony O. Ojokoh, Felix A Akinyosoye 53–63 Download PDF doi 10.30493/das.2021.290155