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  • Area of Specialization: Environmental Ecology and Toxicology
  • Department of Botany

  • Obi-Iyeke Grace Ekene obtained her Ph.D. in Environmental Ecology and toxicology in 2017 from the University of Nigeria, Nsukka, M.Sc. Botany (Ecology) in 2008 from the University of Nigeria, Nsukka and B.Sc. Botany in 2003 from the University of Nigeria, Nsukka . She is Senior Lecturer in the Department of Botany, Faculty of Science, Delta State University, Abraka, Nigeria. In the service of the University she has held various positions which includes; SIWES Coordinator, Course Adviser, Secretary Departmental Board of Studies, Supervisor (Seminar and Project), Departmental Screening Officer, Examination and Time table officer, Faculty of science rep to committee on environment, Member faculty of science research and seminar collaboration committee. She is a member of Ecological Society of Nigeria (ECOSON), Botanical Society of Nigeria (BOSON), Nigerian Environmental Society (NES), Nigerian society for experimental biology, Society for occupational safety and environmental health.
    My Publications
  1. Obi- Iyeke, G.E. (2019) Heavy metal concentrations in street –vended fruits and vegetables in Warri, Delta State. Nigeria, Journal of Applied Science and Environmental Management Vol.23 Pages: (3): 443-447

  2. Obi-Iyeke, G.E. (2019) Growth and Biomass Accumulation of Seedlings of Cowpea (Vigna unguiculataL. Walp) in Response to Soil Salinity, Trends in Science and Technology Journal Vol.4 Pages: (2)? 377 381

  3. Obi-iyeke, G.E. (2019) Polycyclic Aromatic Hydrocarbons (PHAs) in Selected Fruits and Vegetables in Warri, Delta State, Nigerian Journal of Science and Environment
    Vol.17 Pages: (1)? 51-56

  4. Obi-iyeke, G.E. (2018) Heavy metal concentration in fruits from selected towns within the three ecological zones of Delta State, Nigerian Journal of Science and Environment
    Vol.16 Pages: (1):119-126

  5. Obi-iyeke, G.E. (2018) Trace metal dynamics in some leaf vegetables consumed in Warri, Niger Delta Region Nigeria, International Journal of Research and Review in Applied Sciences Vol.18 Pages: (3): 279-284

  6. Omobola O. Okoh, Obi-iyeke, Grace. E., Uchechukwu Nwodo and Okoh Anthony (2017) Ethanol extract and chromatographic fractions of Tamarindus indica stem bark inhibits Newcastle disease virus replication, Pharmaceutical Biology Vol.55 Pages: (1):1806-1808

  7. Iwegbue, M.A., Tesi, G.O., Obi, G., Obi-iyeke, G.E. and Martincigh, B.S. (2016) Concentrations, health risks and sources of polycylic aromatic hydrocarbons in Nigerian Honey, Toxicology and Environmental Health Science Vol.8 Pages: (1): 27-41

  8. Bassey, F.I., Iwegbue, C.M.A., Obi-iyeke, G.E., Rotu, A.R. and Tsafe, A.I. (2014) Heavy metals in soil and tomatoes grown in urban fringe environment in Asaba, Delta State Nigeria, Nigerian Journal of Basic and Applied Sciences Vol.22 Pages: (2): 27-31

  9. Ikhajiagbe, B., Anoliefo, G.O., Erhenhi, H.A. and Obi-Iyeke, G.E. (2013) Changes in the polyaromatic hydrocarbon contents of a waste engine oil polluted soil exposed to different periods of monitored natural attenuation, World Applied Science Journal Vol.28 Pages: (11): 1648-1656

  10. Nwajei, G.E., Okwagai, P., Obi-Iyeke, G.E. and Nwajei, R.I. (2012) Analytical assessment of trace elements in soils, tomato leaves and fruits in the vicinity of paint industry in Nigeria, Research Journal of Recent Sciences Vol.1 Pages: (1): 81-84

  11. Nwajei, G.E., Obi-Iyeke, G.E., and Okwagi, P. (2012) Distribution of selected trace metal in fish parts from the River Niger, Research Journal of Recent Sciences Vol.1 Pages: (1): 81-84

  12. Ebigwai, J.K., Edu, E.A., Obi-Iyeke, G.E. and Nta, I.A. (2012) Lavacida activity of Cirus Simulium yahense, Annals of Biological Research
    Vol.3 Pages: (4): 1985-1987

  13. Nwadinigwe, A.O. and Onyeidu, G.E. (2012) Bioremediation of Crude Oil Polluted Soil monitored through Soybean productivity, Polish Journal of Environmental Studies,88739,0,2.html Vol.21 Pages: (1): 171-176

  14. Arimoro, F.O., Obi-Iyeke, G.E. and Obukeni, P.J. (2012) Spatiotemporal variation of macro invertebrates in relation to canopy cover and other environmental factors in Eriora River, Niger Delta, Nigeria, Environmental Monitoring and Assessment Vol.184 Pages: 6449-6461

  15. Arimoro, F.O., Obi-Iyeke, G.E. and Obukeni, P.J. (2012) Concentrations of selected metals in honey consumed in Nigeria, International Journal of Environmental Studies Vol.55 Pages: (1):1806-1808

  16. Nwodo, U.U., Obi-Iyeke, G.E. Chigor, V.N. and Okoh, A.L. (2011) Assessment of Tamarindus indica extracts for antibacterial activity, International Journal of Molecular Sciences Vol.12 Pages: 6385-6396

  17. Nwodo, U.U., Ngene, A.A. Iwegbu, C.U. and Obi- Iyeke, G.E. (2010) Effects of fractionation on antibacterial activity of crude extracts of Tamarindus indica, African Journal of Biotechnology Vol.9 Pages: (42): 7108-7113

  18. Obi-iyeke, G.E. (2010) Effects of crude oil as a soil contaminant on the growth and anatomy of Capsicum annum (L.), Nigerian Journal of Science and Environment
    Vol.14 Pages: (1): 144-150