Ahmed, Y. M., G. A. E. Hassan, M. A. Hadad, and A. M. M. “Effect of Azospirillum Brasilense, Flavobacterium Spp. Biofertilizers and Al Khasieb Organic Fertilizer on Growth and Yield of Sweetpotato (Ipomoea Batatas L.) under Field Conditions”. IJRDO-Journal of Agriculture and Research (ISSN: 2455-7668), Vol. 3, no. 10, Oct. 2016, pp. 49-68, doi:10.53555/ar.v3i10.135.