Prof. Emmanuel Uzoma ONWEREMADU


B.Agric., MSc., PhD



Membership of Professional Bodies

  • Soil Science Society of America (BO 966)
  • Soil Science Society of Nigeria(M-03-344)
  • Agricultural Society of Nigeria
  • The Copernicus Scientist
  • International Union of Soil Sciences


  1. Onweremadu, E. U., S.K.Osuaku, F.O.R.Akamigbo, C.C.Njoku and H.E.Osuaku. 2014. Terrestrializtion, paludification and pedogenesis of soils of a polluted wetland.Int.J.Environ.Sci. and Tech.3(5):1668-1678.
  2. Onweremadu, E., C.M.Emenyeonu, C.Obi, I.A.Nweke, N.Nsoanya, G.C.Onyishi, M.I.Nwufo and F.O. Ojiako.2013.Differential emissions of two greenhouse gases from soils under varying land use. Adv. Agric. Biol., 1(4):80-83.
  3. Udoh, B.T., I.E. Esu, T.O. Ibia, E.U.Onweremadu and S.E., Unyienyin. 2013 agricultural potential of the beach ridge soils of the Niger Delta, Nigeria.Malay. J.Soil Sci.,17:17-37.
  4. Onweremadu, E. U., B. N. Ndukwu, G. E., Osuji and N. A. Okon. 2012. Rheological properties of soil groups in central south-eastern Nigeria in relation to other physical properties. Nig. J. Soil Sci. 22(1): 161-164.
  5. Onweremadu, E. U., L.C.Agim and I.C.Obi.2012. and E.E.Ihem.2011.Carbon stock and fractions in soils of a tropical agroecosystem.Adv.Sci Technol.,5(2):142-146.
  6. Obi, I.C. J.C.Obi and E.U. Onweremadu.2012.Modelling permanent wilting from particle size fractions of coastal plain sands soils of Southeastern Nigeria. Soil Sci.10:1-5.
  7. Nkwopara, U.N., E. U. Onweremaduand H.Hu.2012.Retention of lead in acid soils of southern China: Impact of organic and inorganic anions.Int. J.Environ.Sci. &Eng.Res.3(1): 1-9.
  8. Obi, C.I., E.U.Onweremadu and J.C.Obi.2012.Effect of palm oil milling wastes on the physic-chemical properties of soils of Okija, Southern Nigeria.Agro-Science,10(2):42-48.
  9. Ndukwu, B. N. and E. U. Onweremadu 2012. Reducing mobility of selected Contaminants in Soils of a Watershed Using Earthworm Diets. Int. J.Sci. Advan.Technol. 2(5):137-145.
  10. Onweremadu, E. U.; S.K. Osuaku, A.C. Udebuani and M. Lekwa.2011.Carbon sequestration in soils of three land-use types in Owerri area, Southeastern Nigeria. Nig. J. Agric. Food and Environ. 7(3):20 -24.
  11. Onweremadu, E. U.  Osuji, T. Eshett, I. Unamba-Oparah and C. Onwuliri. 2010.Soil carbon sequestration in aggregate size of a forested IsohyperthermicArenicKandiudult. Thai J. Agric. Sci., 43(1):9-15
  12. Onweremadu, E.U., M.A.Okon, E.E.Ihem, J.Okuwa, B.T.Udoh and P.Imadojemu.2011.Soil exchangeable calcium mapping in Central Southeastern Nigeria using geographic information systems. Niger .J.Agric. Food & Environ.,7(2):24-29
  13. Onweremadu, E.U., J.A.Okuwa, J.D.Njoku and U.O.Ufot2011.Soil nitrogen forms distributioninKandiudults of Central Southeastern Nigeria. Niger .J.Agric. Food & Environ.,7(2):52-56
  14. Onweremadu, E. U., J. U. Amaechi and B. N. Ndukwu. 2011. Vertical distribution of cadmium and lead on soils affected by metropolitan refuse disposal in Owerri, Southeastern Nigeria. Iranica J. of Energy & Environ., 2(1):62-67.
  15. Onweremadu, E. U., E. E. Ihem, S. Onwudike, B. N. Ndukwu, C. M. Idigbor and C. C. Asiabaka. 2011. Evaluation of selected physical properties of soils as influenced by legumes and Prominol�-P fertilization. J. Emerg. Trends Eng. Appl Sci.,2(2):198-202.
  16. Onweremadu, E. U., O. E. Ofurie and S. U. Onwudike 2010. Soil properties and lead concentration in some livestock-land use types. Niger. J. Soil Sci.,20(2):63-69.
  17. Onweremadu, E. U., O. P. Izuogu and F. O. R. Akamigbo. 2010. Aggregation and pedogenesis.of seasonally inundated soils of a tropical watershed. Chiang Mai J. Sci., 37(1):74-84
  18. Onweremadu, E. U., C. Opara, T. Eshett, B. Ndukwu, F. Akamigbo and C. Igwe 2010. Textural variability and implications on selected properties of soils formed over sub-recent alluvium in EgbemaSoutheastern Nigeria. J. Sust. Trop. Agric. Res.., 31:66-70.
  19. Onweremadu, E. U.  Osuji, T. Eshett, I. Unamba-Oparah and C. Onwuliri. 2010.Soil carbon sequestration in aggregate size of a forested IsohyperthermicArenicKandiudult. Thai J. Agric. Sci., 43(1):9-15.
  20. Onweremadu, E. U., C. Obi and B. O. Anene. 2010. Heavy metal loads and properties of soils derived over marine deposits as influenced by flour mill wastes. Prod. Agric. Tech. 6(2):99-108.
  21. Chukwuma, M. C., E. T. Eshett, E. U. Onweremadu and M. A. Okon. 2010. Zinc availability in relation to selected soil properties in crude oil polluted eutrictropofluvent. Int. J. Environ. Sci. Tech.,7(2):261-270.
  22. Onweremadu, E. U.  Magnesium content of two soil groups in Southeastern Nigeria in relation to selected pedological properties. American-Euroasian J. Sust. Agric., 1(1):1-7.
  23. Onweremadu, E. U,. M. C. Chukwuma and F. C. Ogbonna. 2009. Spatial variability of mercury in soils affected by automobile wastes at Port Harcourt, Nigeria. Adv.Nat. & Appl. Sci., 3(2):260-264.
  24. Onweremadu, E. U., B. N. Ndukwu and K. U. Ohiri. 2009. Variability in the particle size distribution of soils as affected by crude oil spillage. Int. J. Soil Sci.,1(1):104-107.
  25. Ndukwe, O. C., E. U. Onweremadu and U. M. Nyoyoko. 2009. Nigerian local clay a possible substitute for bentonite in drilling fluid(spud mud) based on rheology. Int. J. Eng., 3(3):311-317.
  26. Mbah, C. N. and E. U. Onweremadu. 2009. Effect of organic and mineral fertilizer inputs on soil and maize grain yield in an acid ultisol in Abakaliki, Southeastern Nigeria. American-Euroasian J. Agron., 2(1):7-12.
  27. Ogoke, I.J., I.I. Ibeawuchi, A.A. Ngwuta, C.T. Tom and E. U. Onweremadu. 2009. Legumes in the cropping systems of Southeastern Nigeria.J.Sust.Agric.,3:823-834.
  28. Onweremadu, E.U. 2008. Hydrophobicity of soils formed over different lithologies. Malaysian J. Soil Sci., 12:19-30.
  29. Onweremadu, E.U., F.O.R. Akamigbo and C.A. Igwe. 2008. Soil quality morphological index in relation to the organic carbon content of soils in southeastern Nigeria. Trends Appl. Sci. Res., (1): 76-82.
  30. Onweremadu, E.U. 2008. Evaluating soil structure and hydraulic conductivity by land use in Nigeria. Soil Surv. Horiz.,49:6-11.
  31. Onweremadu, E.U. 2008. Sorption of soil organic carbon in relation to soil properties in a semi-arid environment. Res. J. Bot., 3(2): 76-82.