P. Ogban

Tillage and fertilizer effect on root distribution, water uptake and yield of maize in inland valley swamps in southwestern Nigeria

O. Babalola, P. Ogban, 2010 .

Characteristics, Classification And Management Of Inland Valley Bottom Soils For Crop Production In Subhumid Southwestern Nigeria

O. Babalola, P. Ogban, 2009 .

Evaluation of Infiltration Models in Soils of Two Land Use Systems in Calabar, Nigeria

P. Okon, I. I.A., Ogban P.I., 2018, Nigerian Journal of Soil Science.