Chukwu, O., Dau, J. and Ezenwenyi, J. 2017. Crown-Stump Diameter Model for Parkia biglobosa Benth. Species in Makurdi, Benue State, Nigeria. Journal of Tropical Forestry and Environment. 7, 1 (Jul. 2017). DOI:https://doi.org/10.31357/jtfe.v7i1.3021.