Essilfie, M.E., Dapaah, H.K., Ofosu-Anim, J., Blay, E.T. and Norman, J.C. 2019. Assessment of Changes in Beta-carotene Content and Sensory Attributes of Two Sweet Potato Varieties as Influenced by Organic and Inorganic Fertilizers and Storage Methods. Recent Advances in Biological Research Vol. 2. (Jul. 2019), 144-154.