fbpx Prof. G. N. Njagi | University of Kabianga | Innovation and Excellence
Photo Credit: Mr. Emmanuel Rotich
  • Associate Professor
  • School of Science & Technology
  • Department of Biological Sciences

Other Roles: 

Director of Research, Linkages and Extension


P.O BOX 2030 - 20200, Kericho, Kenya Email: peternjagi@kabianga.ac.ke

Research Interests: 

Chemical ecology of the interactions between insects and their hosts (plants and animals including humans); Natural products chemistry; Management of insect crop pests and disease vectors.

Research & Publications: 

Research Projects

2009: SLU-icipe SIDA-SAREC funded Project: “Chemoecological Management of Disease Vector Mosquitoes.”

2006 - 2009:  African Development Bank (AfDB)-funded ICIPE/LUBILOSA Project: “The Locust Menace in Madagascar: Towards a lasting Solution.”

1992- 2005: IFAD-funded Project: “Semiochemicals Research for the Sustainable Management and Control of the Desert Locust” – Phases I and II

Patents and Selected Publications


Ahmed Hassanali, Isaiah Ndiege, Maurice Vincent Omolo, Basilio Ngari Njiru and Peter G. N. Njagi. Compositions for Attracting Blood-Feeding insects. United States Patent No. US 8,734, 773 B2 ; 27 May, 2014.

Bashir, M.O., A. Hassanali, P.G.N. Njagi, D. Obeng-Ofori, and B. Torto. Gregarisation- disrupting factors in a novel approach of controlling locusts and grasshoppers. (ICIPE Patent: No. KE 105, Kenya Industrial Property Office (KIPO); July, 2000).

Fikira, K, P. G. N. Njagi, B. Torto, S. Ekesi, and A. Hassanali (2013). Responses of Bactrocera invadens (Diptera: Tephritidae) to volatile emissions of fruits from three hosts. J. Biology, Agriculture and Healthcare 3(6): 53-60.

Wachira, S.W., M. Ndung’u, P.G.N. Njagi, and A. Hassanali (2010). Comparative responses of ovipositing Anopheles gambiae and Culex quinquefasciatus females to the presence of Culex egg rafts and larvae. Medical and Veterinary Entomology, 24: 369-374.

Ely, S.O., P.G.N. Njagi, M.O. Bashir, S.E. El-Amin,and A. Hassanali (2010). Diel behavioural activity patterns in adult solitarious desert locust, Schistocerca gregaria (Forskål). Psyche, 2011: Article ID 459315 - 9 pp.

Yusuf, A.A., C.C.W. Pirk, R.M. Crew, P.G.N. Njagi, I. Gordon, and B. Torto (2010). Nestmate recognition and the role of cuticular hydrocarbons in the African termite raiding ant, Pachycondyla analis. J. Chem. Ecol., 36: 441-448.

Rono, E., P.G.N. Njagi., M O. Bashir, and A. Hassanali (2008). Concentration-dependent parsimonious releaser roles of gregarious male pheromone of the desert locust, Schistocerca gregaria. J. Insect Physiol., 54: 162-168.

Hassanali, A., P.G.N. Njagi, and M.O. Bashir (2005). Chemical ecology of locusts and related acridids. Ann. Rev. Entomol., 50: 223-245.

Shi, W.P. and P.G.N. Njagi (2004). Disruption of aggregation of oriental migratory locust (Locusta migratoria manilensis) infected with Nosema locustae. J. Appl. Entomol., 128:414- 418.

Njagi, P.G.N. and B. Torto (2002). Evidence for a compound in the Comstock-Kellog glands modulating premating behavior in male desert locust, Schistocerca gregaria. J. Chem. Ecol.,28(5):1069-1078.

Curriculum vitae: 



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