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 - Essilfie, M. E.; Dapaah, H. K.; Ofosu-Anim, J.; Blay, E. T.; Norman, J. C. (Recent Advances in Biological Research Vol. 2, 2019)