John Millan Otuoma

Resume photo

John Millan Otuoma

Principal research Scientist
E-mail : jmotuoma@kefri.org
Researcher ID :
Designation :Principal research Scientist
Expertise : Plant Ecologist

Journal Papers

  1. Otuoma J, Nyongesah JM, Owino J, Onyango AA and Okello VS (2020). Ecological Manipulation of Psidium guajava to Facilitate Secondary Forest Succession in Tropical Forests. Journal of Ecological Engineering 21 (7), 210–221.
  2. Owino JO, Angaine PM, Onyango AA, Ojunga SO and Otuoma J (2020). Evaluating variation in seed quality attributes in Pinus patula clonal orchards using cone cluster analysis. Journal of Forests 7, 1-8.
  3. Kituyi B, Otuoma J, Wabuyele E and Musila W (2018). Interactions and Effects of Bischofia javanica on Species Diversity and Structural Composition of Secondary and Plantation Forests in a Kenya Rainforest. Journal of Tropical Forest Science 30 (3), 393-401.
  4. Zhao Y, Feng, D, Jayaraman, D, Belay, D, Sebrala, H, Ngugi J, Maina E, Akombo R, Otuoma J, Mutyaba J, Kissa S, Qi S, Assefa F, Oduor NM, Ndawula AK, Li Y, Gong P (2018). Bamboo mapping of Ethiopia, Kenya and Uganda using multi-temporal Landsat imagery. International Journal of Applied Earth Observation Geoinformation 66, 116–125.
  5. Otuoma J., Anyango B., Ouma G., Okeyo D., Muturi G. M. and Oindo B. (2016) Determinants of aboveground carbon offset additionality in plantation forests in a moist tropical forest in western Kenya. Forest Ecology and Management 365, 61–68.
  6. Otuoma J., Ouma G., Okeyo D. and Anyango B. (2014) Species composition and stand structure of secondary and plantation forests in a Kenyan rainforest. Journal of Horticulture and Forestry 6(4), 38-49.
  7. Otuoma J., Odera J., Bodo E, Ongugo P, Oeba V, and Kamondo B. (2011) Annual allowable cut for merchantable woody species in a community managed forest in western Kenya. Forest Ecology and Management 262, 2281–2286.
  8. Otuoma J., Kinyamario J., Ekaya W., Kshatriya M. and Nyabenge, M. (2009) Effects of human–livestock–wildlife interactions on habitat in an eastern Kenya rangeland. African Journal of Ecology 47, 567–573.

    Book Chapters

    1. Wekesa C, Otuoma J, Ongugo P, Muturi G and Ochieng D (2017). Introduction to Biodiversity Status of Arabuko Sokoke Forest, Kenya, P 1-7. In: eds, D Ochieng’, A Luvanda, C Wekesa, MTE Mbuvi and L Ndalilo, Biodiversity Status of Arabuko Sokoke Forest, Kenya. Kenya Forestry Research Institute, Nairobi.
    2. Wekesa C, Otuoma J, Ngugi J and Muturi G (2017). Floristic composition and structure of Arabuko Sokoke Forest, P 8-13. In: eds, D Ochieng’, A Luvanda, C Wekesa, MTE Mbuvi and L Ndalilo, Biodiversity Status of Arabuko Sokoke Forest, Kenya. Kenya Forestry Research Institute, Nairobi.

    Technical Notes /Protocols/Guidelines

    1. Otuoma J and Wokiri E (2020). The application of FMNR as a forest restoration technology to enhance tree cover on-farm in Siaya County. Kenya Forestry Research Institute, Nairobi, Kenya.
    2. Nellie Oduor, Emily Kitheka, Joseph Githiomi, Nathan Nyamai, Shadrak Odhiambo, George Etindi and John Otuoma (2020). Economic Benefits from Brick Making May not justify its Ecological Impacts. Kenya Forestry Research Institute, Nairobi, Kenya.
    3. Otuoma J, Owuor B and Opiyo J (2019). Mine closure and rehabilitation guide. Kenya Forestry Research Institute, Nairobi, Kenya.
    4. Otuoma J, Etindi G, Mutsami A and Lubanga P (2019). Bamboo propagation and management: A Guide for Farmers and Extension Agents. Kenya Forestry Research Institute, Nairobi, Kenya
    5. Otuoma J & Mullah JA (2018) Training Manual for Forest Managers, Community-Based Organizations and Other Stakeholders on Natural Forest Rehabilitation Techniques. Kenya's Water Towers Protection and Climate Change Mitigation and Adaptation (WaTER) Programme, Kenya Forestry Research Institute, Nairobi.
    6. Mullah JA and Otuoma J (2017) Guidelines for Rehabilitating Degraded Water Tower Ecosystems in Kenya. Kenya's Water Towers Protection and Climate Change Mitigation and Adaptation (WaTER) Programme, Kenya Forestry Research Institute, Nairobi.
    7. Langat D., Otuoma J., Kagombe J. and Cheboiwo J. (2015). Guidelines for payment for ecosystem services. Kenya Forestry Research Institute, Nairobi.
    8. Mbuvi M. T. E., Wekesa C., Leley N., Otuoma J., Mwadalu R., Ndalilo L., Ogwoka B., Njeri L., Andanje S., Nyamache J., Malonza P. K., Mulwa R. K., Mutunga J. and Amur A. (2015). Biodiversity Status of Arabuko Sokoke Forest, Kenya. Kenya Forestry Research Institute, Nairobi.
    9. Mullah J., Otuoma J. and Kigomo B. (2013) Guidelines for forest rehabilitation in Kenya. Kenya Forestry Research Institute, Nairobi.
    10. Otuoma J. (2004). LUCID’s Land Use Change Analysis as an Approach for Investigating Biodiversity Loss and Land Degradation Project in the Meru Conservation Area, Kenya. Working Series no. 39. www.lucideastafrica.org
    11. Otuoma J and Wokiri E (2020). The application of FMNR as a forest restoration technology to enhance tree cover on-farm in Siaya County. Kenya Forestry Research Institute, Nairobi, Kenya.
    12. Nellie Oduor, Emily Kitheka, Joseph Githiomi, Nathan Nyamai, Shadrak Odhiambo, George Etindi and John Otuoma (2020). Economic Benefits from Brick Making May not justify its Ecological Impacts. Kenya Forestry Research Institute, Nairobi, Kenya.
    13. Otuoma J, Owuor B and Opiyo J (2019). Mine closure and rehabilitation guide. Kenya Forestry Research Institute, Nairobi, Kenya.
    14. Otuoma J, Etindi G, Mutsami A and Lubanga P (2019). Bamboo propagation and management: A Guide for Farmers and Extension Agents. Kenya Forestry Research Institute, Nairobi, Kenya
    15. Otuoma J & Mullah JA (2018) Training Manual for Forest Managers, Community-Based Organizations and Other Stakeholders on Natural Forest Rehabilitation Techniques. Kenya's Water Towers Protection and Climate Change Mitigation and Adaptation (WaTER) Programme, Kenya Forestry Research Institute, Nairobi.
    16. Mullah JA and Otuoma J (2017) Guidelines for Rehabilitating Degraded Water Tower Ecosystems in Kenya. Kenya's Water Towers Protection and Climate Change Mitigation and Adaptation (WaTER) Programme, Kenya Forestry Research Institute, Nairobi.
    17. Langat D., Otuoma J., Kagombe J. and Cheboiwo J. (2015). Guidelines for payment for ecosystem services. Kenya Forestry Research Institute, Nairobi.
    18. Mbuvi M. T. E., Wekesa C., Leley N., Otuoma J., Mwadalu R., Ndalilo L., Ogwoka B., Njeri L., Andanje S., Nyamache J., Malonza P. K., Mulwa R. K., Mutunga J. and Amur A. (2015). Biodiversity Status of Arabuko Sokoke Forest, Kenya. Kenya Forestry Research Institute, Nairobi.
    19. Mullah J., Otuoma J. and Kigomo B. (2013) Guidelines for forest rehabilitation in Kenya. Kenya Forestry Research Institute, Nairobi.
    20. Otuoma J. (2004). LUCID’s Land Use Change Analysis as an Approach for Investigating Biodiversity Loss and Land Degradation Project in the Meru Conservation Area, Kenya. Working Series no. 39. www.lucideastafrica.org

    Conferences/Seminars/Workshops

    1. Otuoma J, Shena R, Okemwa B, Macharia E and Sewe B (2018). Variation in Floral and Structural Composition of Vegetation under Controlled Resource Use and Exclusive Resource Conservation in Mt. Elgon Forest Ecosystem. Paper presented at the 5th KEFRI Scientific Conference, 17th – 19th April 2018, KEFRI Muguga, Nairobi.
    2. Otuoma J, Amollo F and Oreta J (2018). Linking different levels of forest degradation to suitable forest restoration techniques in selected forests in western Kenya. Paper presented at the 5th KEFRI Scientific Conference, 17th – 19th April 2018, KEFRI Muguga, Nairobi.
    3. Otuoma J., Ongugo P., Kemboi D., Mairura F. and Akinyi F. (2013) To plant or protect: Evaluating forest recovery dynamics under natural and aided regeneration in western Kenya. Paper Presented at Mt Kenya University Scientific Conference, 28th-31st August 2013, Safari Park Hotel, Nairobi.
    4. Otuoma J., Langat D., Maina J., Maina G., Maina J. M. and Mwanje P. (2012) Effect of Watershed Degradation on Hydrological Functions in the Sondu River Catchment. Paper Presented at IUFRO – FORNESSA International Congress, 25th – 30th June 2012, World Agroforestry Centre, Nairobi.
    5. Otuoma J., Kinyamario J. and Ekaya W. (2010) Regeneration dynamics of woody species in degraded natural forests in western Kenya. Proceedings of 2nd Regional Universities Forum Biennial Meeting 20-24 September 2010, Entebbe, Uganda.
    6. Otuoma, J. and Odera, J. (2008). Reconciling Conservation and Livelihood Needs in Got Ramogi Forest. Paper Presented at 4th KEFRI Scientific Conference, 6th – 9th October 2008. Kenya Forestry Research Institute, Nairobi, Kenya.
    7. Otuoma, J. and Muchiri M. N. (2006). Evaluation of Blue Gum Chalcid Infestation in Eucalyptus Woodlots in Western Kenya. Paper Presented at 3rd KEFRI Scientific Conference, 6th – 9th, November 2006. Kenya Forestry Research Institute, Nairobi, Kenya.

Experience

  • July 2020 to date Principal Research Scientist - Kenya Forestry Research Institute (KEFRI)
  • November 2015 to July 2020Senior Research Scientist - Kenya Forestry Research Institute (KEFRI)
  • 2004 – 2010 Assistant Researcher Officer – Kenya Forestry Research Institute (KEFRI) – Forest restoration research (KEFRI)
  • 2002-2004 Graduate Fellow – Plant response to variation in grazing regimes in rangelands - International Livestock Research Institute (ILRI)

Academic Qualification

  • 2012 to 2015:PhD in Plant Ecology - Forest types and aboveground carbon offset potential (Jaramogi Oginga Odinga University of Science and Technology, Kenya)
  • 2001 – 2005: MSc in Plant Ecology (University of Nairobi, Kenya)
  • 1995 – 1999: BSc in Biological Sciences (University of Nairobi, Kenya)
  • 1990 – 1993:Kisii High School

Administrative Responsibility

  1. October 2020 to date Regional Director – KEFRI – LVBERP
  2. May 2019 to October 2020 Deputy Regional Director – KEFRI – LVBERP
  3. 2015 to 2019 Assistant Regional Director, KEFRI Migori Sub-Region

Other Courses

  1. January – February 2019: Senior Management Course (Kenya School of Government, Baringo)
  2. September 2019: Bamboo and Rattan technology innovation for green economy development (International Centre for Bamboo and Rattan, China)
  3. November – December 2009: Landscape restoration technologies (JICA, Japan)
  4. November – December 2007: Environmental and social impact assessment (Kenya School of Government, Nairobi)
  5. October 2006: Medicinal plants conservation models (FRIHT, Bangalore, India)