Value Chain Analysis for Ziziphus spina - christi in Sheikan Locality, North Kordofan State, Sudan Author/Editor(s): Faisal, I. M.Abdelkareem, O. E. A.Abdelrhman, H. A.Eltahir, M. El. S.Fragallah, S. D. A.El-Mugheira, Ibrahim M. Hassan, M. O.Date of publication: 2021Other Papers, Posters and Presentations Read more about Value Chain Analysis for Ziziphus spina - christi in Sheikan Locality, North Kordofan State, Sudan