Ossai , F.N., Peretomode, .O.V., Ossai, C.O. and Akpeji, S.C. 2024. Assessment of levels of selected macro and microelements present in biofortified provitamin-A cassava varieties. Journal of Current Opinion in Crop Science. 5, 1 (Mar. 2024), 21–26. DOI:https://doi.org/10.62773/jcocs.v5i1.224.