Simon Kosgei Choge

Resume photo

Simon Kosgei Choge

Principal Research Scientist
E-mail : schoge@kefri.org
Researcher ID :
Designation : Principal Research Scientist
Expertise : Natural Resource Management and Socio-economics

Journal Papers

  1. Cunningham A.B. and Choge S. K. (2004). Crafts and Conservation: The Ecological Footprints of an African Crafts Resource. Advances in Economic Botany Vol 15 pp 215 – 234.
  2. Choge, S. K., Pasiecznik, N. M., Harvey, M., Wright, J., Awan, S. .Z. and Harris, P. J. C. (2007). Prosopis pods as human food, with special reference to Kenya. Water SA, 33(3): 419-424;
  3. Theo Linders, Urs Schaffner, René Eschen, Anteneh Abebe, Simon Choge, Lisanework Nigatu, Purity Rima Mbaabu, Hailu Shiferaw and Eric Allan (2019): Direct and indirect effects of invasive species: Biodiversity loss is a major mechanism by which an invasive tree affects ecosystem functioning. Journal of Ecology. British Ecological Society.
  4. Theo Linders, Ketema Bekele, Urs Schaffner, Eric Allan, Tena Alamirew, Simon Choge, Sandra Eckert, Jema Haji, Gabriel Muturi, Purity Rima Mbaabu, Hailu Shiferaw and René Eschen: The impact of invasive species on social-ecological systems: Relating supply and use of selected provisioning ecosystem services
  5. Schaffner, U., Adoyo, B., Choge, S., Kiteme, K., Rima, P., Witt, A. and the Woody Weeds team (2019) Towards a sustainable management of invasive alien trees and shrubs in Eastern Africa: the ‘Woody Weeds’ project. East African Agricultural and Forestry Journal (in press).
  6. Rima, P., Ng, W.-T., Schaffner, U., Gichaba, M., Olago, D., Choge, S., Oriaso, S., Eckert. (2019) Spatial evolution of Prosopis invasion and its effects on LULC and livelihoods in Baringo, Kenya (submitted).

Book Chapter

  1. Simon Choge Kosgei, Purity Rima Mbaabu, and Gabriel Mukuria Muturi (2022) Chapter 5 - Management and control of the invasive Prosopis juliflora tree species in Africa with a focus on Kenya in María Cecilia Puppo and Peter Felker eds. Prosopis as a Heat Tolerant Nitrogen Fixing Desert Food Legume: Prospects for Economic Development in Arid Lands DOI: https://doi.org/10.1016/C2020-0-00062-9
  2. Oballa, P., Choge, S. K. Chege, F., Odee, D. and Maua, J. O. (1992). Nursery Techniques. In: A Dryland Forestry Handbook for Kenya, 95 pp. Kenya Forestry Research Institute, KEFRI.
  3. Choge S. K (2004). The woodcarving industry in Kenya. In: Sunderland, T. and Ndoye, O (eds): Forests Products, Livelihoods and Conservation Case studies of Non-Timber Forest Product Systems. Vol 2, Africa: Chapter 9, pp 149 – 168. CIFOR and DFID.
  4. Choge, S. K (2004). Woodcarving in Kenya. In: Lopez, C and Shanley, P. (eds): Riches of the Forest: For Health, Life and Spirit in Africa. CIFOR and DFID.
  5. Choge SK: Prosopis in Arid and Semi – Arid Lands; Foe or Friend? Experiences and lessons from Africa. Pastoral and Environmental Network in the Horn of Africa (PENHA) publication (Draft submitted to PENHA, November 2017).

Technical Notes /Protocols/Guidelines

  1. Household Livelihoods, Marketing and Resource Impacts: A Case Study of Bark Products in Eastern Zimbabwe. Institute of Environmental Studies. Hotsprings Working Group. IES Working Paper No. 18 University of Zimbabwe, Harare
  2. Choge, S. K, Harvey, M., Chesang, S. and Pasiecznik, N. M. (2006). Cooking with Prosopis flour. Recipes tried and tested in Baringo District, Kenya. KEFRI, Nairobi, Kenya and HDRA, Coventry, UK. 6pp.Awaleh, M. A., Pasiecznik, N.M. and Choge, S. K. (2011). Prosopis juliflora invades Djibouti – time to make use of this expanding resource. Policy brief. Government of Djibouti. 2 pp.
  3. Choge SK and Muthike GM. (2011): Guidelines for managing Prosopis species invasions; Practical lessons for Foresters and Extension agents (Unpublished draft prepared with support from ASARECA);

Policy Briefs

  1. Planning for Woodcarving in the 21st Century. Centre for International Forestry Research, CIFOR info brief. April 2002. Issue number 1.
  2. Choge, S. and Pasiecznik, N. M. (2006). The challenges of eradicating Prosopis in Kenya. Policy brief. HDRA, Coventry, UK. 2pp;
  3. Choge SK and Muthike GM. (2011): Guidelines for managing Prosopis species invasions; Practical lessons for Foresters and Extension agents (Unpublished draft prepared with support from ASARECA);
  4. Pasiecznik NM, Choge SK, Harris PJC, 2013. Collect – Dry – Mill – Mix. Four simple steps to turn Prosopis beans into food or animal fodder. An extension note. Centre for Agro-ecology and Food Security, Coventry University, UK. 2pp;
  5. Myths and misconceptions on utilization of Prosopis juliflora tree species.2019. Woody Weeds Project Policy Brief (in press)

Conferences/Seminars/Workshops

  1. Choge, S. K (1991). Use of research results by farmers in Kenya. Paper Presented in FAO Farmers Training Seminar, Kabarnet Hotel, 1991
  2. Choge, S. K (1992). Sustainable Utilization of Vegetation Resources in Baringo District: A case of Njemps Flats, Lake Baringo. Paper Presented at the Moi University-IDRC seminar at Kabarnet Hotel, 1992.
  3. Choge, S. K (1993). Agroforestry Situation in Baringo District of Kenya. Paper Presented at the District Level Agroforestry Course, KEFRI Headquarters, Nairobi.
  4. Choge, S. K. (1994). Water Harvesting and Tree Growing Techniques in ASALs. Paper Presented at Officers Training Course organized by the Kenya Freedom From Hunger Council, Egerton University , Chemeron campus, 1994.
  5. Choge, S. K (1995). Appropriate Tree Establishment Techniques in Dryland Ecosystems. Paper Presented at the Teachers’ Social Forestry Training Course, KEFRI Headquarters, Nairobi
  6. Choge, S. K. (1995). Appropriate Woodland Management Technologies in ASALs of Kenya. Paper presented at the Teachers’ Social Forestry Training Course, KEFRI Headquarters, Nairobi
  7. Choge, S. K., Fidan C and Yang, H. (1996). Forestry in Japan: Relating Soil Type and Vegetation. College of Agriculture, University of the Ryukyus, Okinawa, Japan.
  8. Choge, S. K. (2000) Economic Values of Woodcarving Timber in Kenya. Paper Presented at an International workshop on Micro-Enterprise Support Programme (MESP), ICRAF, Nairobi, Kenya.
  9. Choge, S. K. (2000). Sourcing of Carving Wood from Arabuko Sokoke Forest Paper Presented at a Workshop on Preparing a Management Plan for Arabuko Sokoke Forest, Malindi, Kenya.
  10. Choge, S. K., Cunningham, A. B and Ellery, F. W. (2002). Sustaining the Woodcarving Industry in Kenya. Issues and Challenges. Paper Presented at the Natural Forests and Savanna Woodlands Symposium III. Kruger National Park, South Africa.
  11. Choge, S. K., Cunningham, A. B and Ellery, F. W. (2002). The Impact of Woodcarving Industry on Natural Forests and Woodlands in Kenya. Poster Presented at the Natural Forests and Savanna Woodlands Symposium III. Kruger National Park, South Africa.
  12. Chikamai, B. and Choge, S. K (2002). Wood and Non- wood Forest Products in Drylands. Paper Presented in the Regional Seminar on Drylands Agroforestry in Eastern Africa, Mwingi District, May 2002.
  13. Choge, SK and Chikamai, B. (2003) (eds). Integrated management and control of Prosopis in Kenya: Experiences around the world. Proceedings of national workshop on management, control and utilization of Prosopis, Soy Safari Lodge, Baringo District, Kenya. KEFRI, Forest Department and GEF.
  14. Choge S. K and Okeyo, M. (2004). Management and control of Prosopis species in Baringo: Expected challenges for the pilot project. Paper presented during the project inception workshop, TCP/KEN/3002 Project, Kenya.
  15. Choge, S. K, Okeyo, M., Odee, D., Cheboiwo,J. and Oduor, N. (2006). Experiences of managing Prosopis in Baringo District in Kenya. Paper presented at the 8th KEFRI scientific conference, KEFRI Heaquarters, Nairobi, Kenya
  16. Choge, S. K., Pasiecznik, N. M., Harvey, M., Wright, J., Awan, S.Z. and Harris, P. J. C. (2006). Prosopis pods as a human food in Kenya. Symposium on Nutritional Value and Water use of Indigenous Crops for Improved Livelihoods, 19-20 September 2006. The Centre for Nutrition, Faculty of Natural and Agricultural Sciences, University of Pretoria, Pretoria, South Africa
  17. Choge S. K and Okeyo, M. (2007). Management and utilization of Prosopis species: Experiences from Kenya. Paper presented at an international workshop on formulating a regional programme on Prosopis management, Awash Valley, Ethiopia.
  18. Pasiecznik, N. M., Choge, S. K., Rosenfeld, A. B. and Harris, P. J. C. (2007). Underutilised crops for famine and poverty alleviation: a case study on the potential of the multipurpose Prosopis tree. 5th International Symposium on New Crops and Uses, 3-4 September 2007. University of Southampton, UK.
  19. Shah, K., Choge, S. and Wahome, R. (2008). Use of Prosopis pods in the livestock feeds industry in Kenya: Challenges and way forward. Paper presented at the 9th KEFRI scientific conference, KEFRI Heaquarters, Nairobi, Kenya
  20. Wahome, R. G., Choge, S. K. and Pasiecznik, N.M. (2008). A global overview of the actual use of Prosopis pods as an animal feed and their potential value in Kenya. Paper presented at Linking industry to the Prosopis pod resource workshop, Soi Safari Lodge, Baringo, Kenya, 12-13 March 2007. ILRI, Nairobi, Kenya.
  21. Choge, SK and Muthike GM. 2011; Experiences of management of Prosopis invasions by communities in Kenya; Challenges and opportunities. Paper presented at ASARECA scientific conference, Source de Nil Hotel, Bujumbura, 10th - 14th September 2011, Burundi.
  22. Choge SK (2014): Experiences of management and utilization of Prosopis in Kenya. Paper presented at a technical officers meeting on Pastoral Programme organized by CARE Ethiopia. 1st – 3rd May 2014. Addis Ababa.
  23. Choge SK (2014): Global experiences on management of Prosopis trees that informed approaches for Kenya. Paper presented at a regional workshop organized by GIZ Ethiopia. 13th-15th May 2014. Addis Ababa.
  24. Management of invasive woody species in Africa: The example of Prosopis juliflora in Kenya. Paper presented at the IUFRO Plant invasions workshop, Shepherdstown, Virginia, USA, 6th - 12th July 2014.
  25. Choge SK. FAO’s support on management of invasive species in Kenya. Paper presented at Stakeholders workshop on FAO’s corporate outcome assessment. 17th October 2017, Southern Sun Hotel, Nairobi.
  26. Choge SK. Reversing land degradation in Kenya. Advances in ASALs forestry Research in Kenya. Paper presented at the World Vision National workshop on scaling up Evergreen Agriculture in Africa. 7-8 th December 2017, KCB Karen campus, Nairobi.
  27. Choge SK. Activities undertaken by KEFRI. Paper presented at the Regional training course participants visiting Baringo County. 5th October 2017.
  28. Adoyo O.B. and Choge S. Local Actors’ Perceptions about Prosopis’ Impacts on Ecosystem Services and Land Use: The Case of Baringo County, Kenya. Proceedings of 5 th KEFRI Scientific Conference 17 – 19 April 2018 at KEFRI Headquarters Muguga

Employment History

  1. Principal Research Officer, 2009 to date
  2. Senior Research Officer, July 2004 to 2008.
  3. Research Officer I, 1997 -2004
  4. Research Officer II, 1993 – 1997.
  5. Assistant Research Officer, 1989 – 1993

Adminstrative Responsiblity

  1. Officer in charge of Baringo Forestry research Station, Baringo District of Kenya (1989- 1995)
  2. National coordinator of WWF/UNESCO/ Kew ‘People and Plants Initiative’ Project, Kenya (1999- 2002). on Economic Values of Woodcarving Timber in Kenya
  3. National consultant, FAO/KEFRI pilot project on management and control of Prosopis species in Kenya (2004- 2007)
  4. Coordinator, KEFRI/HDRA/Kennington Overseas Aid (UK),) on Greening the Deserts Project through Management and Utilization of Prosopis species in Kenya (2007-2008)
  5. Principal investigator of World Bank/KEFRI Commercialization as a means of controlling Prosopis Project in Kenya (2008-2010).
  6. Assistant Regional Director, Rift Valley Regional Research Programme, Baringo Forestry Research Sub- Centre (August 2014 to date);
  7. National Coordinator: Swiss National Science Foundation (SNSF) Project on Assessing the Impacts of invasive Woody Species in Eastern Africa (2015-2020);
  8. Member of the Task Force on invasive species under the International Union of Forestry Research Organizations (IUFRO), African Chapter (2015-2019).

Academic Qualification

  1. 1998 – 2001 Studied and successfully completed a Master of Science (Msc) Degree of the University of Natal, Durban, Republic of South Africa. Certificate: Master of Science Degree (Msc).
  2. 1986-1989 Studied and completed the undergraduate education at Moi University, Eldoret, Kenya. Certificate: Bachelor of Science (Forestry) Hons) Second Upper Division

Key Competences

  1. Natural resources management

Other Courses

  1. Socio-economics and policy research