Dr. Samson Gwali

Dr. Samson Gwali

 
Name:  Dr. Samson Gwali
Job Title:  Program Leader,
Senior Research Officer,
Tree Improvement and Germplasm Research Programme
Qualifications:  PhD (Agroforestry), MSc (Plant Taxonomy and Biodiversity), BSc (Forestry), Certificate (Genetic Resources Conservation)
Expertise: Plant molecular genetics, climate change, woodland ecology, tree farm interactions and landscapes, community forestry, plant taxonomy and biosystematics, plant distribution and evolution.
Research Interests Phenotypic, chemical and molecular characterisation of tropical trees (special interests in Vitellaria paradoxa, Warburgia ugandensis, Prunus Africana, Zanthoxylum chalybeum, Carisa edulis); Plant propagation and conservation, especially of underutilised and medicinal tree species; crop - tree interactions, especially in the Arabica/Robusta coffee farming systems of Uganda, Climate change and resilience.

Contact Details:

 

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Selected Publications:

 1.    S Gwali, A Vaillant, G Nakabonge, JBL Okullo, G Eilu, A Muchugi and J-M Bouvet (2014). Genetic diversity in shea tree (Vitellaria paradoxa subspecies nilotica) ethno-varieties in Uganda assessed with microsatellite markers. Forests, Trees and Livelihoods. http://dx.doi.org/10.1080/14728028.2014.956808

2.    S Gwali (2014). Building community based adaptation and resilience to climate change in Uganda. Published online at http://fmnrhub.com.au/wp-content/uploads/2014/07/Sam-Gwali_Adaptation-and-Resilience.pdf

3.    C Okia, S Gwali & P Ebanyat (2014). Desert date in Uganda: a dryland tree for food security. pp. 117 – 119. In: De Leeuw J, Njenga M, Wagner B, Iiyama M. (Eds.), Treesilience: An assessment of the resilience provided by trees in the drylands of Eastern Africa. Nairobi, Kenya. ICRAF 166 pp.

4.    S Gwali, C Okia & P Ebanyat (2014). Resilient livelihoods and the shea butter tree in Uganda. pp. 114 – 116. In: De Leeuw J, Njenga M, Wagner B, Iiyama M. (Eds.), Treesilience: An assessment of the resilience provided by trees in the drylands of Eastern Africa. Nairobi, Kenya. ICRAF 166 pp.

5.    P Ebanyat, C Okia & S Gwali (2014). Farmer-managed natural regeneration in Offaka, Uganda. pp. 109 – 112. In: De Leeuw J, Njenga M, Wagner B, Iiyama M. (Eds.), Treesilience: An assessment of the resilience provided by trees in the drylands of Eastern Africa. Nairobi, Kenya. ICRAF 166 pp.

6.    S McMullin, P Anjarwalla, S Gwali, M Njenga & R Jamnadass (2014). Medicine and pesticides. pp. 54 - 58. In: De Leeuw J, Njenga M, Wagner B, Iiyama M. (Eds.), Treesilience: An assessment of the resilience provided by trees in the drylands of Eastern Africa. Nairobi, Kenya. ICRAF 166 pp.

7.    S Gwali, G Nakabonge, JBL Okullo, G Eilu, N Forestier-Chiron, G Piombo & F Davrieux (2013). Fat content and fatty acid profiles of shea tree (Vitellaria paradoxa subspecies nilotica) ethno-varieties in Uganda. Forests, Trees and Livelihoods 21 (4): 267–278.

8.    S Gwali, G Nakabonge, JBL Okullo, G Eilu, P Nyeko & P Vuzi (2012). Morphological variation among shea tree (Vitellaria paradoxa ssp. nilotica) ethnovarieties in Uganda. Genetic Resources and Crop Evolution  59: 1883–1898.

9.    S Gwali, JBL Okullo, G Eilu, G Nakabonge, P Nyeko & P Vuzi (2012). Traditional management and conservation of shea trees (Vitellaria paradoxa subspecies nilotica) in Uganda. Environment, Development and Sustainability 14 (3): 347-363.

10.    S Gwali, JBL Okullo, G Eilu, G Nakabonge, P Nyeko & P Vuzi (2011). Folk classification of shea butter tree (Vitellaria paradoxa subsp. nilotica) ethno-varieties in Uganda. Ethnobotany Research & Applications 9: 243-256.

11.    F Akwatulira, S Gwali, JBL Okullo, P Ssegawa, SB Tumwebaze, JR Mbwambo and A Muchugi (2011). Influence of rooting media and indole-3-butyric acid (IBA) concentration on rooting and shoot formation of Warburgia ugandensis stem cuttings. African Journal of Plant Science 5(8): 421-429.

12.    F Akwatulira, S Gwali, JBL Okullo, P Ssegawa, SB Tumwebaze, JR Mbwambo and A Muchugi (2011). Vegetative propagation of Warburgia ugandensis Sprague: An important medicinal tree species in eastern Africa. Journal of Medicinal Plants Research 5(30): 6615-6621.

13.    S Gwali, P Okullo, D Hafashimana and DM Byabashaija (2010). Taxonomic diversity, distinctness, and abundance of tree and shrub species in Kasagala forest reserve in Uganda: implications for management and conservation policy decisions. Tropical Conservation Science 3(3): 319-333.

14.    I Kiyingi, JM Kidiya, S Gwali, P Okullo and DM Byabashaija (2010). Tree species composition, structure and utilisation in Maruzi Hills Forest Reserve in Uganda. Southern Forests 72(2): 112–116

15.    S Gwali, P Okullo, D Hafashimana & DM Byabashaija (2009). Diversity and composition of trees and shrubs in Kasagala forest: a semi arid savannah woodland in central Uganda. African Journal of Ecology 48: 111–118.

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