Email: geoobiiyeke@delsu.edu.ng

Google Scholar

  • 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. Godswill O. Tesi, Grace E. Obi-Iyeke, Jude C.Ossai, Anthony A. Ogbuta, Eviva F. Ogbara, Daniel I. Olorunfemi, and Iwekumo E. Agbozu (2022) Human Exposure to organochlorine pesticides in vegetables form major cities in South-South Nigeria , Chemosphere
    https://pubmed.ncbi.nlm.nih.gov/35690176/ Vol.303 Pages: 135296

  2. Obi-Iyeke, G.E. and Ogbara, E.F. (2022) Effects of Lead on the Growth of Tomato (Lycopersicon esculentum Miller.), FUDMA Journal of Sciences
    https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/867/668 Vol.6(1) Pages: 191-199

  3. Obi-Iyeke, G.E. (2022) Diversity of Plants Around Refinery Site in Warri, Delta State, FUW Trends in Science & Technology Journal
    https://www.ftstjournal.com/uploads/docs/71%20Article%2020.pdf Vol.7(1) Pages: 189-197

  4. Obi-Iyeke, G.E. (2022) Screening of maize (Zea mays L.) for phytoremediation on crude oil contaminated soil, FUDMA Journal of Sciences
    https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/876/762 Vol.6(3) Pages: 254-258

  5. Obi-Iyeke, G.E. and Godswill, O.T. (2022) Air Pollution Tolerance Index of Selected Plants around a Gas Flow Station in Sapele, Delta State, African Scientists
    Vol.23(2) Pages: 66-70

  6. Obi-Iyeke, G.E. (2021) Trace Metal Concentration in Selected Medicinal Plants in Abraka and Olomoro Communities in Delta State, Nigeria, Nigerian Journal of Botany
    file:///C:/Users/WELCOME/Downloads/224990-Article%20Text-549045-1-10-20220510.pdf Vol.34(1) Pages: 93-100

  7. Ali, A., Obi-Iyeke, G.E., Keke, U. and Arimoro, F. (2021) Exploring the use of Macrophytes as Biological Indicators for Organic Pollution of Chanchaga River in North Central Nigeria, Pollution
    https://jpoll.ut.ac.ir/article_84042_078e6d8255617d8e7232c1950bf9e665.pdf Vol.7(4) Pages: 859-870

  8. Godswill, O.T., Paschal, O.I., Bulouebibo, L., Obi-Iyeke, G.E. and Jude, C.O. (2021) Polycyclic Aromatic Hydrocarbons (PAHs) in Leafy Vegetables Consumed in Southern Nigeria: Concentration, Risk Assessment and Source Apportionment, Environmental Monitoring and Assessment
    https://pubmed.ncbi.nlm.nih.gov/34169353/ Vol.193 Pages: 1-15

  9. Arimoro, F.O., Abubakar, M.D., Obi-Iyeke, G.E. and Keke, U.N. (2021) Achieving sustainable river water quality for rural dwellers by prioritizing the conservation of macroinvertebrates biodiversity in two Afrotropical streams, Environmental and Sustainability Indicator
    https://reader.elsevier.com/reader/sd/pii/S2665972721000040?token=AA9D9E5FE639E42CE86175E485968FD74C79CC2D35662F3708FF118D8E9FE4F8F5599AD8B79C004DD677A61B3EB0704B&originRegion=eu-west-1&originCreation=20220807132216 Vol.10 Pages: 1-9

  10. 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

  11. 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
    https://www.ajol.info/index.php/jasem/article/view/185413 Vol.23 Pages: (3): 443-447

  12. 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
    http://www.ftstjournal.com/uploads/docs/42%20Article%2012.pdf Vol.4 Pages: (2)? 377 381

  13. 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

  14. 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
    https://www.semanticscholar.org/paper/TRACE-METAL-DYNAMICS-IN-SOME-LEAFY-VEGETABLES-IN-OF-Obiiyeke/864d5dc6776e0c57a4df3a6846cd8857440564ce Vol.18 Pages: (3): 279-284

  15. 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
    https://www.tandfonline.com/doi/full/10.1080/13880209.2017.1331364# Vol.55 Pages: (1):1806-1808

  16. 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
    https://link.springer.com/article/10.1007/s13530-016-0259-z Vol.8 Pages: (1): 27-41

  17. 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
    https://www.ajol.info/index.php/njbas/article/view/110501 Vol.22 Pages: (2): 27-31

  18. 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
    https://www.idosi.org/wasj/wasj28(11)13/24.pdf Vol.28 Pages: (11): 1648-1656

  19. 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
    http://www.isca.in/rjrs/archive/v1/i4/4.ISCA-RJRS-2012-058%20Done.php Vol.1 Pages: (1): 81-84

  20. 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
    http://www.isca.in/rjrs/archive/v1/i1/14.ISCA-RJCS-2011-_011.pdf Vol.1 Pages: (1): 81-84

  21. 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

  22. Nwadinigwe, A.O. and Onyeidu, G.E. (2012) Bioremediation of Crude Oil Polluted Soil monitored through Soybean productivity, Polish Journal of Environmental Studies
    http://www.pjoes.com/Bioremediation-of-Crude-Oil-Polluted-Soil-Using-r-nBacteria-and-Poultry-Manure-Monitored,88739,0,2.html Vol.21 Pages: (1): 171-176

  23. 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
    https://link.springer.com/article/10.1007/s10661-011-2432-9 Vol.184 Pages: 6449-6461

  24. 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
    https://www.tandfonline.com/doi/abs/10.1080/00207233.2015.1028783 Vol.55 Pages: (1):1806-1808

  25. 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
    https://www.mdpi.com/1422-0067/12/10/6385/htm Vol.12 Pages: 6385-6396

  26. 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
    https://www.ajol.info/index.php/ajb/article/view/130308 Vol.9 Pages: (42): 7108-7113

  27. 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