Joined HAK in 2000
Served previously in various capacities including Chairman (2007-2011), Vice Chairman (2012-2015).
2007: Research visit under Matsumae International Foundation. University of Okayama, Japan
2006: Research Visit under the DAAD Re-invitation programme. University of Hannover, Germany
2000 – 2004 Ph.D in Horticulture. Jomo Kenyatta University of Agriculture and Technology, Kenya.
1997 – 1999 Master of Horticulture at the University of Western Sydney Hawkesbury, Australia.
1990 – 1994 B.Sc. in Horticulture (First Class Honours). Jomo Kenyatta University of Agriculture and Technology, Kenya.
Worked in the Department of Horticulture, Jomo Kenyatta University of Agriculture and Technology (JKUAT) as Associate Professor (Since October 2014), Senior Lecturer (2010-2014), Lecturer (2005 – 2010), Tutorial Fellow (2001- 2005) and Teaching Assistant (1996-2000).
Ketter NC, Wesonga JM, Wariara K, Elings A and F. Hoogerwerf. (2015) Evaluation of a cocopeat-based substrate system for rose production in Naivasha, Kenya, Acta Hort. 1077:111-120.
Mwangi HW, Kihurani AW, Wesonga JM, Ariga ES, Kanampiu F (2015). Effect of Lablab purpureus L. cover crop and imidazolinone resistant (IR) maize on weeds in drought prone areas, Kenya, Crop Protection 72:36-40
John M Wesonga, Cornelius Wainaina, Francis K. Ombwara, Peter W. Masinde and Patrick G. Home (2014). Wick material and media for use with capillary wick based irrigation system in Kenya. International Journal of Science and Research (IJSR), 3(4):613-617.
Lucy K. Murungi, Daisy Salifu, Peter Masinde, John Wesonga, Aggrey Nyende, Markus Knapp (2014). Effects of the invasive tomato red spider mite (Acari: Tetranychidae) on growth and leaf yield of African nightshades, Crop Protection 59:57-62
Wesonga JM, Agong SG and Stuetzel H (2012). A simulation model for growth and development of French beans in Kenya, Afr. J. Hort. Sci. (2012) 6:135-148