Mr. Nnaemeka Henry OKOLI

Mr. Nnaemeka Henry OKOLI

Assistant Lecturer

B.Agric.Tech. (FUTO), M. Sc. (FUTO), PhD In-View (FUNAAB)


Mr Nnaemeka Henry Okoli joined the services of FUTO as a Graduate Assistant in 2014. He rose to the rank of Assistant Lecturer in 2017 after obtaining a Master of Science Degree in Soil Chemistry and Fertility Management from the University. He is currently undertaking a Doctorate Degree Programme in Soil Chemistry at the Federal University of Agriculture, Abeokuta (FUNAAB). He is actively engaged in Teaching and Research and has attended some academic conferences. He has over fifteen Journal publications to his credit. He is an active member of Soil Science Society of Nigeria, International Union of Soil Science and has been admitted to the grade of Graduate of Nigerian Institute of Management (NIM). He enjoys reading newspapers, watching TV programmes and playing table tennis.


Academic Qualifications

  • PhD (in-view), Soil Chemistry, Federal University of Agriculture, Abeokuta
  • M.Sc. (2017).  Soil Chemistry and Fertility Management, Federal University of Technology, Owerri
  • B.Agric.Tech (2011). Soil Science and Technology, Federal University of Technology, Owerri
  • West African Senior School Certificate (2005). Government Secondary School Owerri

Honours / Awards

  • Best B.Agric.Tech graduating student in the Department of Soil Science and Technology, FUTO 2009/2010 session.
  • Study Fellowship award of FUTO for M.Sc programme 2014.
  • NEEDS Assessment Scholarship of FUTO for PhD programme 2017.

Membership of Professional Bodies

  • Member, Soil Science Society of Nigeria (SSSN)
  • Member, International Union of Soil Science (IUSS)
  • Graduate, Nigerian Institute of Management (NIM)


  • AGR 205:        Agricultural Chemistry
  • AGR 308:        GIS Applications in Agriculture
  • SST 409:          Plant nutrition and management
  • SST 504:          Soil and Plant analysis
  • SST 505:          Soil Chemistry

Work Experience

  • 2014-2017: Graduate Assistant
  • 2017-Date: Assistant Lecturer
  • 2012 – 2014: Agric. Science Teacher, Pac College, Federal Housing Estate, Egbeada, Owerri
  • 2011 – 2012:  Teacher (NYSC), Ubodung Community Secondary School, Oruko, Akwa Ibom State

Research Interest

  • Differential sorption characteristics of macro and micronutrient elements in soils under the influence of parent materials and soil amendments.
  • Influence of parent material and organic amendments on the speciation of micronutrients in soils.
  • Improving the concentration, bioavailability of essential elements and crop yield in degraded Ultisols using biosolids and other organic amendments.
  • Soil pollution potentials of major agrochemicals.
  • Chemistry of wetland soils and its relationship with global warming.
  • Effects of anthropogenic activities on soil quality and climate change.


  1. Okoli, N.H., Uzoho, B.U., Ihem, E.E. and Okon, M.A. (2019). Differential speciation and availability of copper in soils derived from different parent materials in Imo State Southeastern Nigeria. Agro-Science. 18(1): 7-15.
  2. Uzoho, B. U., Okoli, N.H.and Ekwugha, U. (2019). Sesquioxide distribution in Southeastern Nigerian soils.International Journal of Environment 8(1):43-58.
  3. OkoliN.H., Oti, N.N., Ekpe, I.I. and S.A. Mbawuike, S.A. (2018).Long Term Impact of Cassava Mill Effluent on Some Chemical and Biological Properties of Soils.Malaysian Journal of Soil Science Volume 22: 101-115
  4. Okoli, N.H., Uzoho, B.U., Ekpe, I.I., Okon, M.A. and Osisi, A.F. (2018).Copper speciation and availability in soils derived from different parent materials in Imo State Southeastern Nigeria.42nd Annual Conference of Soil Science Society of Nigeria.Institute of Agricultural Research and Training, Obafemi Awolowo University, MOOR Plantation, Ibadan. 12th – 16th March 2018.
  5. Okoli N.H., Uzoho B.U., Onweremadu, E.U.,  Ahukaemere, C.M., Osisi, A.F. and Aliba, E.O. (2017). Status of available micronutrients in soil profiles of different parent materials in Imo State, Southeastern Nigeria. Nigerian Journal of Soil Science, 27:40-52
  6. Onweremadu, E.U.and Okoli, N.H. (2017).Aggregation, tillage and carbon sequestration in soils of dissimilar lithology. Nigerian Journal of Soil Science, 27:307-315
  7. Ahukaemere, C.M., Ndukwe, B.N., Onwudike, S.U., Okoli N.H., and Irokwe, I.F. Forms of primary nutrient elements in soils overlying contrasting parent materials in South-Eastern Nigeria.Nigerian Journal of Soil Science, 27:316-324.
  8. Osisi, A.F, Onwudike, S.U, Onweremadu, E.U, Okoli, N.H, Ajewole, O. E and Chris-Emenyeonu, C.M. Influence of organic wastes and urea on soil properties, nodulation, growth and yield of cowpea (Vigna unguiculata) in Imo State, Nigeria. (2017). International Journal of Agriculture and Rural Development, 20(2): 3171-3178
  9. Nkwopara, U.N., Iwuchukwu, E.E, Okoli, N.H., Osisi, A., Ihem, E.E., Onwudike, S.U. vertical distribution of cadmium in selected soils of varying lithosequences in a humid tropical environment (2017). International Journal of Agriculture and Rural Development,20(2): 3159-3164
  10. Okoli, N.H., Uzoho, B.U., Onweremadu, E.U., Nkwopara, U.N. and Irokwe, I. F. (2016). Zinc fractionation of soils of selected parent materials and their relationships with some soil properties. Malaysian Journal of Soil Science,20: 49-66.
  11. Ahukaemere*, C.M., Onweremadu, E.U., Ndukwu, B.N., and Okoli, N.H. (2016)Pedogenesis of two lithologically similar soils under vegetation of contrasting features in Ohaji, South-eastern Nigeria. Agro-Science Journal of Tropical Agriculture, Food, Environment and Extension 15(3), 34-40
  12. Nkwopara, U.N., Okoli, N.H.,  Osisi, A., Ihem, E.E., Ekpe, I. I., Okon, M. A., and Hu, H. (2016). Effect of some operational variable on the adsorption of lead on variable charge soils of Southern China (2016).Research Journal of Agriculture and Environmental Management, 5(6):177-186.
  13. Uzoho, B.U., Okoli, N.H., Osisi, F.A., Ogueri, E.I., Agomuo, C.I., Nwadinobi, C.A., Iwuanyanwu, U.P. and Ogueri, C.U. (2015). Sulphur status of crude oil-polluted and unpolluted soils in Bayelsa, Niger Delta Nigeria.International Journal of Environment and Pollution Research, 3(2):69-83.
  14. Ihem, E.E., Osuji, G.E., Onweremadu, E.U., Uzoho, B.U., Nkwopara, U.N., Ahukaemere, C.M., Onwudike, S.O., Ndukwu, B.N., Osisi, F.A. and Okoli, N.H. (2015). Variability in selected properties of crude oil-polluted soils of Izombe, Northern Niger Delta, Nigeria.Agriculture, Forestry and Fisheries, 4(3-1): 29-33.
  15. Uzoho, B.U., Ekpe, I.I., Ahukaemere, C.M., Ndukwu, B.N., Okoli, N.H., Osisi, F.A. and Chris-Emenyonu, C.M. (2014). Nitrogen status of selected land-uses of two cropping systems in humid tropical rainforest, southeastern Nigeria. Advances in Life Science and Technology, Vol. 25, 24-33.
  16. Ihem, E.E., Ahukaemere, C.M., Nkwopara,  U.N., Chris-Emenyonu, C., Okoli, N.H. and Osisi, A. (2014). Differences in the particle size distribution of soils of Northern Niger Delta of Nigeria as affected by crude oil pollution.International Journal of Research in Agriculture and Forestry, Vol 1(1):16-20.