A.S, A., A. . W.B, S. O.O, L. W.A, and O. K.K. “Comparative Effect of Organic and In-Organic Fertilizer Treatment on the Growth and Tuberyeild of Sweet Potato (Ipomea Batata L)”. International Journal of Sustainable Agricultural Research, vol. 3, no. 3, Jan. 2017, pp. 54-57, doi:10.18488/journal.70/2016.3.3/70.3.54.57.