Akpan U, I.D. U, N. A. N. Application of Regression Tree in Modelling and Mapping of Cation Exchange Capacity of Soils in Akwa Ibom State, Nigeria. IJRAFS [Internet]. 2019 Sep. 30 [cited 2024 Nov. 23];5(8):71-92. Available from: https://gnpublication.org/index.php/afs/article/view/960