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Dr. Abo Iso Nta


Zoology and Environmental Biology


Associate Professor


[email protected]

About Dr. Abo Iso Nta

Dr (Mrs) Abo Iso Nta is an Associate Professor in the Department of Zoology and Environmental Biology, Faculty of Biological Sciences, University of Calabar, Calabar, Nigeria. She was employed by the University in 1989 as a Graduate Assistant in the then Department of Zoology. Dr. Abo was promoted to the rank of Associate Professor in 2015. She holds a Doctor of Philosophy degree in Zoology and Environmental Biology (Entomology), an M.Sc. degree in Zoology, and a B.Sc. degree in Zoology, all degrees were awarded by the University of Calabar, Nigeria in 1987, 2000, and 2016 respectively. Her teaching and research interest include applied and environmental entomology, Biopesticides, and the use of local botanicals in pest control. She is a member of many professional bodies including the Entomological Society of Nigeria, the Third World Society for Women in Science, the Biopesticides Society of Nigeria, and the Nigeria Society for Plant Protection. Besides her normal duty calls, she has served the University in other capacities including Examinations Officer and Academic Adviser (2005 – 2011), Hall Warden (2006 – 2008), and presently the Acting Head of Department, Zoology, and Environmental Biology (2018 to date). She has attended many conferences, workshops, and seminars, where she made presentations in her area. Dr. (Mrs) Abo Iso Nta has successfully supervised three post–graduate students at the Master of Science level, four post-graduate diploma students, and over forty undergraduate students. She is currently working on the effects of Cylas puncticollis infestation on the nutritional value of sweet potato.

S/N Qualification School Atttended Started Finished
FSLCP.C.N. Primary School, Big Qua Town, Calabar, Cross River State Nigeria19691975
WASSCUnion Secondary School, Ibiaku Itu, Akwa Ibom State, 1981-198219811982
B.Sc Zoology (Entomology)University of Calabar, Calabar, Cross River State Nigeria19831987
M.Sc Zoology (Entomology)University of Calabar, Calabar, Cross River State Nigeria19952000
Ph.D Zoology and Environmental Biology: (Applied Entomology)University of Calabar, Calabar, 2010-201620102016

S/N Publication
Abo Nta (2019).Efficacy of some botanicals against pests of crops. Lambert Academic Publishing, Mauritus. Pp.139. ISBN 978-620-0-24342-3
Nta, A.I. & Oku, E.E. (2019). Effects of Dennettia tripetalla (Backer), Xylopia aethiopica (Dunal) and Aframomum meleguta Schum Oil against the African Sweet Potato Weevil, Cylaspuncticolis (Boheman). Asian Journal of Research in Zoology, 2(1), 1-10.
Nta, A.I., Andem, A.B., Okereke, C.L., & Odey, C.O. (2019). Bio-efficacy of some plant oil extracts as surface protectant against leather beetle, Dermestes maculates (De Geer) on smoked fish of Clarias gariepinus. Journal of Entomology and Zoology Studies, 7(3), 51-56.
Nta, A.I., Mofunanya, A.A.J., Ogar, V.B., OmaraAchong, T.B., & Azuike, P.A. (2019). Comparative Effect of Acanthoscelides obtectus(Say) Infestation on nutrients of Phaseolus vulgaris (Linn.) and Phaseolus acutifolius (Gray). Pakistan Journal of Biological Sciences, 22(10), 494-501.
Nta, A. I. Mofunanya, A. A. J., Ogar, V.B., Azuike, P.A. (2019). Evaluation of the Insecticidal Potential of Six Plants Leaves Powders against Acanthoscelides obtectus Say on Stored Phaseolus vulgarisL.Journal of Experimental Agriculture International, 36(4), 1-12
Mofunanya, A.A.J., & Nta, A.I. (2018). Managing Acanthoscelidesobtectus Say on stored PhaseoluslunatusL. with six indigenous botanical powders. Annual Research and Review in Biology, 27(5), 1-8.
Nta, A.I., Okweche, S.I., & Umoetok, S.B., (2018). Efficacy of three plant powders in the control of Cylas puncticollis (Boheman) (coleoptera: Curculionidae) on sweet potto during storage. African entomology, 26(1), 141-149.
Nta, A. I., Agbo, B. E., & Udoekong, N. S. (2017). Bio-insecticidal and Grain Protectant Activities of Mixed Powder of Ocimum gratissimum and Vernonia amydalina against Callosobruchus maculatus (Coleoptera: Bruchidae) in Calabar, Nigeria. Asian Journal of Biology, 2(3), 1-7.
Arong, G. A., Nta, A. I. & Oku, E. E. (2017).Basic Entomology for undergraduates.Nature Printers, Calabar. 100p ISBN 978-051-385-x
Mofunanya, A.A.J., & Nta, A.I. (2016). Entomotoxicity of six indigenous plants extract in controlling callosobrochus maculatus ( fabricius) (Coleoptera: chrysomelidae) infestation in stored vigna unguiculata L. Walp. Journal of Pharmacy and Biological Sciences. 11(6), 45-49.
Agbo, B.E., Nta, A.I., & Ajaba, M.O. (2015). Bio-pesticidal Properties of Neem (Azadiachtaindica). Chapter 3: Advances and Trends in Agricultural Sciences. Book Publisher International. ISBN: 978-81-934224-3-4
Nta, A.I., Agbo, B. E., & Udoekong, N. S. (2015). Bioinsecticidal and Grain protectant activities of mix powder of Ocimumgratissimumand Vernoniaamygdalinaagainst Callosobruchusmaculatus(Coloptera: Bruchidae). Chapter 8:Recent advances in BiologiclResearche. Book Publisher International. ISBN: 978-81-934224-4-1
Nta, A. I., Ibiang, Y. B., Edu, N. E., Ogban, E. T., & Mofunanya, A. J. (2014). Field Management of Cylas sp. in sweet potato (Ipomoea batatas L.) using Aframomum melegueta powder and aqueous extract. Journal of life sciences Research and Discovery, 1, 10-13.
Ibiang, Y. B., Nta, A. I., Ikpeme, E. V., Mowang, D. A., Udoh, D. A., & Omoike, C. (2014).Testicular, Sperm and haematological toxicity of Ridomil and Chlorpyriphos in single and combined exposure.Toxicology and Environmental, Health Sciences, 6(2),113-118.
Ibiang, Y.B., Ekaluo, U.B., Nta, A. I., Peter, A.S., Ekpo, P.B. & Udoh, A.G. (2014). Nephrotoxicity of Ridomil and Chlorpyriphos. a preliminary Investigation of Pesticides Interaction. Toxicology and Environmental Health Sciences, 6(2). 55-60.
Ibiang, Y.B., Nta, A.I., Ikpeme, E.V., Mowang, D.A., Udoh, D.A. & Omoike, C. (2014).Testicular, Sperm and haematological toxicity of Ridomil and Chlorpyriphos in single and combined exposure.Toxicology and Environmental Health Sciences, 6(2), 113-118.
Edu, N. E., Ibiang, Y. B., Nta, A. I., Ekanem, B. E., & Ekpo, P. B. (2014). Micronutrients content and morphological performance of three varieties of sweet potato (Ipomoea batatas L) grown in Calabar, Nigeria. Journal of Life Sciences Research and Discovery, 1, 1-4.
Ibiang, Y. B., Ekaluo, U. B., Nta, A. I., Ikpeme, E.V., Ekanem, B. E., & Eren, F. A. (2013). Effect of deltamethrin and ridomil on serum biochemical parameters in the rat (Rattusnorvegicus). European Journal of Toxicological Science, 5 (1), 9-14
Nta, A. I., Ibiang, Y. G., Edu, N. E., Ekanem, B. E. & John, Q. E. (2013). Insect pest damage to leaves of cowpea (vigna unguiculata L.Walp): comparative effects of aqueous extracts of Piper guineesis, Allium sativum and Myristic afragrans. IOSR Journal of Environmental Science, Toxicology and Food Technology, 3(2), 17-20.
Ebigwai, J. K., Edu, E. A., Illondu, M. E., Nta, A., Udensi, U., & Oku, E. E. (2012). Efficacy of different herbal preparations of Azadarachta indica Juss. On a 4-day Schizontocidal test on Plasmodium berghei, Africa Journal of Pharmacy and Pharacology, 6(15), 1153-1156.
Ikpeme, E. V., Nta, A. I., Ekaluo, U. B., & Udensi, O. (2012). Phytochemical screening and haematological evaluation of Parkia biglobossa and Gongronema latifolium. Journal of Basic and Applied Scientific Research, 2, 2599-2606.
Ebigwai, J. K., Edu, E. A., Obi-iyeke, G. E., & Nta, A. I. (2012). Larvacidal activity of Citrus paradise macf. And Murraya Koenigii Spheng. (Rutaceac) extracts on Microfilaria Larva of Simulium yahense. Annals of Biological Research, 3(4), 1985-1987.
Ukeh, D. A., Oku, E. E., Udo, I. A., Nta, A. I., & Ukeh, J. A. (2012). Insecticidal effect of fruit extracts from Xylopia aethiopica and Dennettia tripetala (Annonaceae) against Sitophilus oryzae (coleoptera: Curculionidae). ChileanJournal of Agricultural Research, 72(2), 195-199.
Ikpeme, E.V., Nta, A.I., Ekaluo, U.B., & Udensi, O. (2012). Phytochemical screening and haematological evaluation of Parkia biglobossa and Gongronema latifolium. Journal of Basic and Applied Scientific Research, 2,2599-2606.
Ikpeme, E. V., Udensi, O., Ekauo, U. B., Nta, A. I., & Takon, I. A. (2011). Evaluation of the therapeutic Potentials of Enantia chlorantha (oliv.): an anti-malarial herb. Elixir Applied Botany, 41, 6032-6036.
Mofunanya, A. A. J. & Nta, A. I. (2011). Determination of Phytochemicals in Telfairia occideNta,l is, Amaranthus hybridus, Phaseolus vulgeris and Sphenostylis stenocarpa inoculated with Telfaria mosaic virus (TeMV). International Journal of Natural and Applied Sciences, 6(142), 1-8
Nta, A. I., & Oku, .E. E. (2010). Effect of delayed harvest on the infestation and damage of sweet patato (Ipomoea batatas) varieties by Cylas puncticollis. International Journal of Zoology, 2(l), 7-10
Nta, A. I., Uyoh, E. A., Oku, E. E., & Edu, N. E. (2009). Effects of Piper guineense seed and Zingiber Officinale rhizome powder on Callosobruchus maculatus in cowpea. International Journal of Natural and Applied Sciences, 4, 142-147.
Okon, O. E., Udoutun, M. F., Oku, E. E., Nta, A. I., Etim, S. E., Abraham, J. T., & Akpan, P. A. (2007). Prevalence of Urinary Schistosomiasis in Abini community, Biase Local Government Area, Cross River State, Nigeria.Nigerian Journal of Parasitology, 28(1), 28-31
Udoh, P. B., Okon, O. E., Asor, J. E. & Nta, A. I.(2007).Basic Histology (1st Edition). Clear Lines Publications Ltd. Calabar, Nigeria. Pp. 223.ISBN 978-38522-7-4.
Oku, E. E, Udo, S. M., Okon, O. E., Arikpo, E. N., Ekpenyong, J. F., & Nta, A. I. (2006). Fingernails as reservoir of human pathogens: A case study of hawkers of ready-to-eat foods in Adim community in Cross River State. Journal of Medical and Pharmaceutical Science, 2(3), 12-16.

warning No Result For Grants Received.

S/N Conference Description Started Finished
35th Annual Conference of Entomological Society of Nigeria (ESN) held at Federal University of Technology, Akure, Ondo StateInsect in Industrial Development and National Security. 2004-10-032004-10-07
36th Annual Conference of the Entomological Society of Nigeria (ESN). University of Port Harcourt, Port Harcourt, Insect Conservation.2005-10-092005-10-12
37th Annual Conference of Entomological Society of Nigeria, held at University of Agriculture, Makurdi, Benue State, Agricultural export promotion: Entomological Challenges 2006-10-082006-10-11
45th Annual conferences of Entomological Society of Nigeria held at University of Abuja, .2014-10-072014-10-07