Sam, I. J. Soil Physical Variability: A Field Assessment to Identify the Major Factors of Soil Component Variation in Akwa Ibom State, Southeastern Nigeria. GESERH-V6 [Internet]. 2025 Feb. 25 [cited 2026 Jun. 4];:114-40. Available from: https://stm.bookpi.org/GESERH-V6/article/view/17494