Gebretsadik , Hadush, Firew Mekbib, and Eyasu Abraha. “Influence of Cytokinin and Auxin Types and Concentrations on In Vitro Shoot and Root Regeneration of Cactus Pear [(Opuntia Ficus-Indica (L.) Mill.]”. Journal of Science and Sustainable Development 1, no. 1 (January 4, 2013): 85-96. Accessed September 28, 2022. https://aujssd.ethernet.edu.et/index.php/jssd/article/view/11.