Development of pedotransfer functions for coastal plain soils using terrain attributes von Obi, J.C., Ogban, P.I., Ituen, U.J., Udoh, B.T.

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Influence of slope aspect and position on soil physical quality and management implications at University of Uyo Teaching and Research Farm, Akwa Ibom State, Nigeria von Ogban, P.I.

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Effect of land use on infiltration characteristics of soils in Northern Akwa Ibom State, South-eastern Nigeria von Ogban, P.I.

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Soil characteristics and constraints to crop production in inland valley bottoms in southwestern Nigeria von Ogban, P.I., Babalola, O.

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Effect of slope aspect and position on soil infiltrability in an ultisol in Akwa Ibom State, southern Nigeria von Ogban, P.I., Okon, A.X.

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Effect of slope curvature and gradient on soil properties affecting erodibility of coastal plain sands in Akwa Ibom State, Nigeria von Ogban, P.I., Ibotto, M.I., Utin, U.E., Essien, O.A., Arthur, G.J.

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Evaluation of drainage and tillage effect on watertable depth and maize yield in wet inland valleys in southwestern Nigeria von Ogban, P.I, Babalola, O

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