Agri and Aquaculture

Agri and Aquaculture Experts

Okigbo Raphael Nnajiofor

Nnamdi Azikwe University


ACADEMIC QUALIFICATIONS: (a) First School Leaving Certificate - 1973 (b) W. A. S. C. - 1978 (c) B. Sc. (Botany) - 1984 (d) M. Sc. (Botany) (e) M. Sc. (Microbiology) - - 1988 1992 2 (f) Ph.D. (Microbiology) (g) PGDE (NTI) - - 1995 2012

Research Interest

 Biological Control, Biopesticides, Biotechnology, Drug Development, Mycology, Plant Biotechnology


  • Okigbo, R.N. (2001). Occurrence, Pathogenicity and Survival of Macrophoma mangiferae in leaves, branches and stems of mango. Plant Protection Science (Czeck), 37(4): 138-144.

  • Okigbo, R.N., and Emoghene, A.O. (2000). Root and butt rot of orange trees in South – Western Nigeria. Fruits (France) 55 (5): 309-314.

  • Okigbo, R.N., and Ikediugwu, F.E.O. (2000). Studies on biological control of postharvest rot of yams (Dioscorea spp.) with Trichoderma viride. Journal of Phytopathology (Germany) 148 (6): 351-355.

  • Okigbo, R.N. and Ikediugwu, F.E.O. (2000) Postharvest determination of yam tuber in storage barn. International Journal of Tropical Plant Diseases (India) 18:51 - 60.

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