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Dr. Aniefiok Effiong Uko


Crop Science


Associate Professor


[email protected]

About Dr. Aniefiok Effiong Uko

Aniefiok Effiong Uko was appointed a Graduate Assistant in 1995 and rose to the rank of an Associate Professor of the Department of Crop Science, Faculty of Agriculture University of Calabar in 2015. He obtained a Bachelor of Agriculture (Crop Science) in 1989 and M.Sc. Degree in Agronomy (1997) from the University of Uyo as well as a Ph.D in Crop Production from the University of Calabar, Calabar. He has published 39 academic Papers in International, Local Journals and Conference Proceedings. He has served the Department of Crop Science as the Examination officer (1997 -2007), Head of Department (2012 -2014), Chairman, Departmental Graduate committee (2007 -2012). He also served as Faculty Representative, Faculty of Law, (2005 -2006) and currently senate Representative, Faculty of Agriculture. He is a member of Professional bodies including; Agricultural Society of Nigeria (ASN), Organic Agriculture project in Tertiary Institution (OAPTIN) and Crop Science Society of Nigeria. He has successfully supervised two PhD’s, two Master degrees and at the verge of completing supervision of two Master Degree students apart from being a reviewer for international Journal of Plant and Soil Science, International Journal of Development Research, Asian Research Journal of Agriculture and Asian Research Journal of Crop Science among others. He is married to Mrs. Aniekan A. Uko and is blessed with two children.

S/N Qualification School Atttended Started Finished
FSLCCentral School, West Itam II, Itu19691975
WASC/GCE O’ LevelCommunity Comprehensive Secondary School, Four Towns, Uyo 19801985
B.Agric (Crop science)University of Cross River State 19841989
M. Sc. (Agronomy)University of Uyo, Uyo19951997
PhD (Crop Production)University of Calabar, Calabar.20022005

S/N Publication
Uko, A. E., Effa, E. B. & Isong, I. A. (2019). Performance of Mungbeans (Vigna radiata (L) Willczek) in Soil Amended with Oil Palm Bunch Ash and Poultry Manure in Humid Tropical Environment of South Eastern Nigeria, International Journal of Plant and Soil Science (Accepted for publication).
Effa, E. B., Uko, A.E. & Nwagwu, F.A. (2019). Field Evaluation of Open Pollinated Elite Sweet Potato (Ipomoea batatas (L.) Lam) varieties in Humid Rainforest Environment of Calabar. Nigeria, Asian Journal of Biological Sciences (Accepted for publication).
Effa, E. B., Uko, A.E., Undie, U. L. & Ansa, J. E.O. (2018). Interactive effects of intra-row spacing on the yield performance of sunflower varieties (Helianthus annuus L.) in Calabar. Journal of Agricultural Studies, 6(2), 133-144.
Uko, A. E., Effa, E. B. & Isong, I. A. (2018). Effects of Tillage Methods and Poultry Manure Application on the Growth and Yield of Groundnut (Arachis hypogaea L.) in Calabar, Journal of Agronomy, 17(4), 188 – 197.
25 Binang, W.B., Ekpenyong, O. E. & Uko, A.E. (2018).Short-term Evaluation of Some Indigenous Legumes as Green Manures or Components of Rice-based Relay Intercropping Systems and Their Effect on Residual Soil Properties in the Rainforest Zone of Nigeria, Journal of Agriculture and Ecology Research International, 16(4), 1-12.
Akata, O. R., Akpan, E.A., Uko, A. E. & Ikeh, A. O. (2017). Effect of Tillage Practices on growth and yield productivity of fluted pumpkin on an ultisol. Research Journal of Agriculture and Environmental Management, 6(4), 74 -79.
Effa, E.B & Uko, A. E.(2017). Food security potentials of Bambara groundnut (Vigna subterranean(L) Verdc.). International Journal of Development and Sustainability, 6 (12), 1919-1930.
Binang, W. B., Shiyam, J. O., Uko, A. E., Ntia, J. D., Okpara, D. A., Ojikpong, T.O., Ntun, O. E & Ekeleme, I. (2016).Gender and Spatial Deployment Effects on the Potential Use of Fluted pumpkin (Telfairia occidentalis Hook F.) as a Smoother Crop in Calabar, South Eastern Nigeria. Journal of Applied Life Sciences International, 8(4), 1 – 10.
Akata, O. R., Uko, A. E, Nwagwu, F. A., Ndaeyo, N.U., Ikeh, A. O. & Essang D.M. (2016) Weed dynamics, growth and yield of cassava (Manihot esculenta Crantz) as influenced by Organic sources and rates in an Ultisol. Journal of Basic and Applied Research International, 18(2),68 – 76.
Uko, A. E., Udo, I. A., & Shiyam, J. O. (2013).Effects of Poultry Manure and Plant Spacing on the Growth and Yield of Waterleaf (Talinum fructicosum (L.) Juss). Agronomy Journal, 12(13), 146 – 152.
Binang, W. B., Shiyam, J. O., Ittah, M. A. & Uko, A. E. (2013) Rice (Oryza sativa L.) Productivity Response to Depth of Tillage and Soil Amendment in Iron-Rich Soils of Calabar, Nigeria. Agricultural Science Research Journal, 3(7),194- 198.
Iwo, G. A., Uwah, D. F. & Uko, A. E. (2011). Variation in Agronomic performance and proximate composition of some ginger genotypes in the humid Agro-ecology of Nigeria. Journal of Agriculture, Biotechnology and Ecology, 4 (1), 13 – 17.
Uko, A.E., Udo, I. A & Oko, B. F. D. (2010). Effect of Inflorescence Management, Harvest Frequency and Cutting Height on Growth and yield of Waterleaf (Talinum fructucosum (L.)Juss. Nigerian Journal of Horticultural Science, 15, 37 -50
Uko, A.E., Udo, I. A. & Shiyam, J. O. (2009). Optimizing Poultry Manure rates for two Okra (Abelmoschus esculentus) varieties in a warm wet climate. Journal of Agriculture, Biotechnology and Ecology, 2 (2), 273 – 285.
Shiyam, J. O., Ojiating, I., Binang, W. B, Uko, A. E. & Eyong M.O. (2008). Impact of mulch production systems on soil chemical changes and agronomic performance of Plantain (Musa AAB) in a rainforest zone. UNISWA Research Journal of Agricultural, Science and Technology, 11(1), 51 – 56.
Shiyam, J. O., Oko, B.F. D., Uko, A. E., Uket, H. D. & Ekanem, N. E. (2007) Agronomic evaluation of some elite cassava genotype in the rain forest agro-ecology of southern Nigeria. Continental. Journal of Agronomy, 1, 1-4.
Umoetok, S. B.A., Uko, A.E., Archibong, B.E., Ukeh, D.A, & Udo, I.A. (2007). Effect of application of organic fertilizer and poultry manure on insect pests and yield of soybean (Glycine max L.) in the rain forest zone of Nigeria. Journal of Food, Agriculture & Environment, 5(2),149 -152.
Shiyam, J.O., Obiefuna, J.C., Ofoh, M.C., Oko, B.F.D. & Uko, A.E. (2007). Growth and corm yield response of upland cocoyam (Xanthomonas sagittifolium L.) to sawdust mulch and NPK 20: 10; 10 fertilizer rates in the Humid Forest Zone of Nigeria. Continental Journal of Agronomy, 1,5-10.
J. O. Shiyam., Eyong, M.O. Uko, A.E..Binang, W.B. & Ojating, I. (2007). Relative soil fertility improvement efficiency of selected woody species grown on ultisol in Calabar – Nigeria. .UNISWA Research Journal of Agricultural, Science and Technology, 9(1), 53 – 56.
Shiyam, J. O., Oko, B. F. D., Ojating, I. & Uko, A. E. (2006) Germination, growth and pruning yield of some hedgerow species and their effects on weed growth and performance of cooking banana (Musa Spp.).UNISWA Research Journal of Agricultural, Science and Technology, 9(1), 53 – 56.
Afangideh, U., Uyo, E., Ittah, M. & Uko, A. (2005). Morphological characterization of some cultivars of cucumber (Cucumis sativus). Journal of sustainable Tropical Agricultural Research, 14,13-18
Ikang, S. O., Ukeh, D. A. & Uko, A. E. (2004) Evaluation of storage methods on the yield performance of soybean (Glycine Max (L) Merill in Calabar Humid environment. Journal of Applied Science, 8(2), 4687 – 4693
Okon, P. B., Uko, A.E. & Amalu, U.C. (2004). handling and storage of leafy vegetables. Low External Input and Sustainable Agriculture (LEISA) Magazine, 20(3), 29.
Uko, A. E., Oko, B. F. D. & Ndon, B. A (2002) Yield response of soybeans to levels of nitrogen and potassium fertilizer in the humid tropics, Global Journal of Agricultural Sciences, 1 (2), 101-109.
Umoetok, S. B. A., Uko, A. E., & Afangideh, U. (2002). Evaluation of the performance of some cowpea cultivars (Vigna unguiculata (L) Walp in Calabar, Nigeria. Nigerian Southeast Journal of Agricultural Economics & Extension, 4(1&2), 73 – 80
Oko, B. F. D. & Uko, A. E. (1999). Dry matter accumulation as a yield indicator for Soybean (Glycine Max L) in the Humid Tropical Rainforest zone. Nigerian Journal of Agricultural Techechnology, 8, 115 – 126.

warning No Result For Grants Received.

S/N Conference Description Started Finished
5th Annual conference of Mycological Society of Nigeria on theme; Fungi and Economic development: Past, Present and Future challenges Pathogenicity of Meloidogyne incognita on some Nigerian pepper (Capsicum spp) lines as influenced by Arbuscular mycorrhizal fungi.2012-09-232012-09-27
8th Annual conference Organic Agriculture project in Tertiary Institution in NigerianGrowth and yield performance of Mung beans fertilized with oil palm bunch ash and poultry manure in Calabar- a humid tropical environment. 2012-11-052012-11-09
2nd Biennial Conference of Nigerian Society of Nematologists (NISON)Management of Meloidogyne incognita and salinity on Pepper with Different Arbuscular Mycorrhizal Fungi Species.2014-09-142014-09-16
5th International Annual Workshop organised by British council in conjunction with the Aberystwyth University and University of UyoManagement of Meloidogyne incognita and Salinity on Pepper with different Arbuscular Mycorrhizal Fungi Species. 2015-01-212015-01-24
3rd National Annual conference of the Crop Science Society of NigeriaEffect of Tillage Methods and Poultry manure application on the growth and yield of groundnut in Calabar /hypogea l.) on an Ultisol amended with Oil palm bunch ash and Poultry Manure in Uyo Akwa Ibom State, Nigeria. /Effects of varying densities and phosphate fertilizer rates on the performance of Bambara groundnut (Vigna subterranean (L.) Verde in Calabar /Gender and spatial deployment effects on the potential use of Fluted pumpkin (Telfairia occidentalis Hook F.) as a smother crop in Calabar, South Eastern Nigeria.2016-09-272016-09-30
50th Annual conference of the Agricultural Society of NigeriaEffects of Spacing and Phosphorus Fertilization on the Performance of Cowpea in Calabar2016-10-032016-10-07
4th National Annual Conference of Crop Science of Nigeria (CSSN), University of Uyo, Akwa Ibom StateEvaluation of some sweet potato (Ipomoea batatas (L.) LAM) varieties to Meoidogyne incognita (Kofoid and White) Chitwood, infection in Calabar, Cross River State.2017-10-122017-10-16
5TH National Annual Conference of Crop Science Society of Nigeria (CSSN), University of Nigeria Nsukka, Enugu StateManagement of root-knot nematode (Meloidogyne incognita) on okra (Abelmoschus esculentus (L.) Moench.) using neem-based organic manure and inorganic fertilizer.2018-10-072018-10-10