Firstname: O.* Surname: Olufajo Email: Institute: Agronomy Department, Institute for Agricultural Research, Ahmadu Bello University, (IAR/ABU), Zaria, Nigeria Homepage:
Registration of 'UAM15-2157-4' cowpea cultivar combining high yield and market demand traits for the savanna regions of West Africa , Omoigui, L. , Ekeruo, G.* , Shaibu, A. S.* , Kamara, A. , Iorlamen, T.* , Olufajo, O.* , Eseigbe, O. B. , Solomon, R. , Ugbaa, M. S.* and Timko, M. P. , in: Genetic Resources and Crop Evolution, pages 1-18, ISSN 0925-9864, 2025. [DOI]
Registration of 'UAM14-122-17-7 and UAM14-123-18-3' cowpea cultivars with high-yield, resistance to Striga, and large seed size with brown colour , Omoigui, L. , Kamara, A. , Shaibu, A. S.* , Iyorkaa, N.* , Ugbaa, M. S.* , Olufajo, O.* , Iolarmen, T.* and Timko, M. P. , in: Genetic Resources and Crop Evolution, pages 1-15, ISSN 0925-9864, 2023. [DOI]
Adoption and ex-post impacts of improved cowpea varieties on productivity and net returns in Nigeria , Manda, J. , Alene, A. , Hirpa Tufa, A. , Abdoulaye, T. , Kamara, A. , Olufajo, O.* , Boukar, O. and Manyong, V. , in: Journal of Agricultural Economics, pages 1-19, ISSN 0021-857X, 2019. [DOI]
Cowpea (Vigna unguiculata): genetics, genomics and breeding , Boukar, O. , Belko, N. , Chamarthi, S. K. , Togola, A. , Batieno, B. J.* , Owusu, E.* , Haruna, M.* , Diallo, S.* , Umar, M. L.* , Olufajo, O.* and Fatokun, C. , in: Plant Breeding, pages 1-10, ISSN 0179-9541, 2018. [DOI]
Rotation effects of grain legumes and fallow on maize yield, microbial biomass and chemical properties of an alfisol in the Nigerian savanna , Yusuf, A. A. , Abaidoo, R. , Iwuafor, E.* , Olufajo, O.* and Sanginga, N.+ , in: Agriculture, Ecosystems and Environment, volume 129, pages 325-331, ISSN 0167-8809, 2009.
Grain legume rotation benefits to maize in the northern Guinea savanna of Nigeria: fixed-nitrogen versus other rotation effects , Yusuf, A. A. , Iwuafor, E.* , Abaidoo, R. , Olufajo, O.* and Sanginga, N.+ , in: Nutrient Cycling in Agroecosystems, volume 84, pages 129-139, ISSN 1385-1314, 2009.
Effect of crop rotation and nitrogen fertilization on yield and nitrogen efficiency in maize in the northern Guinea savanna of Nigeria , Yusuf, A. A. , Iwuafor, E.* , Abaidoo, R. , Olufajo, O.* and Sanginga, N.+ , in: African Journal of Agricultural Research, volume 4, number 10, pages 913-921, ISSN 1991-637X, 2009.
Residual benefits of soybeans genotypes and natural fallow to subsequent maize in the Northern Guinea Savanna of Nigeria , Yusuf, A. A.* , Iwuafor, E.* , Olufajo, O.* , Abaidoo, R. and Sanginga, N. , in: In Demand driven technologies for sustainable maize production in West and Central Africa, pages 138-154, WECAMAN; International Institute of Tropical Agriculture (IITA), Ibadan, Nigeria, 2007.
Registration of 'NGVU-05-24' cowpea , Singh, B. , Olufajo, O.* , Ishiyaku, M.* , Adeleke, R. , Ajeigbe, H. and Mohammed, S.* , in: Journal of Plant Registrations, volume 1, pages 48-49, 2007.
Feeding livestock through partnerships , De Haan, N. , Romney, D. , Bezkorowajnyj, P. and Olufajo, O.* , in: Knowledge Management for Development Journal, volume 2, number 3, pages 123-135, 2006.
Registration of 'NGVU-05-25' cowpea cultivar , Singh, B. , Olufajo, O.* , Ishiyaku, M.* , Adeleke, R. , Ajeigbe, H. and Mohammed, S.* , in: Crop Science, volume 46, number 6, pages 2708, ISSN 0011-183X, 2006.
Registration of six improved germplasm lines of cowpea with combined resistance to Striga gesnerioides and Alectra vogelii , Singh, B. , Olufajo, O.* , Ishiyaku, M.* , Adeleke, R. , Ajeigbe, H. and Mohammed, S.* , in: Crop Science, volume 46, number 5, pages 2332-2333, ISSN 0011-183X, 2006.
An improved planting pattern for cowpea-based intercrops in West Africa , Singh, B. , Ajeigbe, H. , Endondo, C. , Mohammed, I. B. and Olufajo, O.* , in: 5th European Conference on Grain Legumes and 2nd International Conference on Legume Genomics and Genetics, 7-11 June, 2004, Dijon, France, European Association for Grain Legume Research (AEP), Paris, France, 2004.
Advances in cowpea cropping systems research , Olufajo, O.* and Singh, B. , in: Challenges and opportunities for enhancing sustainable cowpea production: proceedings of the World Cowpea Conference III held at the International Institute of Tropical Agriculture (IITA), 4-8 September 2000, pages 267-277, Ibadan, Nigeria, 2002.
Reaction of cowpea varieties to Alectra vogeli in the northern Guinea Savanna of Nigeria , Magani, I. E.* , Lagoke, S.* , Emechebe, A. , Singh, B. and Olufajo, O.* , number 6, 1996.