Journal articles Open Access Structure, Composition and Plant-species Diversity in Umabdalla Natural Reserved Forest, South Kordofan – Sudan O. E. A. Abdelkareem · H. M. A. Elamin · M. El. S. Eltahir · A. Suliman This research was conducted in Umabdalla Natural Reserved Forest, South Kordofan. The main objective of this research paper was to assess the tree species diversity in the area and to estimation the changes over successive periods using a … RUF-38285 2020 CC BY 4.0 31 May 2020