8,570 Maizatul Vanisha Bt Masril 2020-01-24 http://ifrj.upm.edu.my/19%20(03)%202012/(29)%20IFRJ%2019%20(03)%202012%20Polycarp%20Ghana.pdf Polycarp, D., Afoakwa, E. O., Budu, A. S., & Otoo, E. (2012). Characterization of chemical composition and anti-nutritional factors in seven species within the Ghanaian yam (Dioscorea) germplasm. International Food Research Journal 19 (3): 985-992