Maseno University

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Department of Chemistry

Prof. Philip Okinda Owuor

Professor of Chemistry,

Department of Chemistry,

Maseno University.

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Fredrick Orori Kengara



Senior Lecturer of Chemistry,

Maseno University.





DR.C Kowenje

Department of Chemistry,

Maseno University


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Sylvia Awino Opiyo


Department of Chemistry,

Maseno University


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Prof.Philip OKinda Owuor Publications

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  1. Recent Advances on Mercury Speciation in Aquatic Ecosystems, Health Effects and Analytical Techniques


  1. Effects of regional climate variability on the prevalence of diseases and their economic impacts on households in the Lake Victoria basin of Western Kenya

  2. Challenges of maintaining tea quality

  3. Isolation of a new β-carboline alkaloid from aerial parts of Triclisia sacleuxii and its antibacterial and cytotoxicity effects

  4. Genotype and environment interactions of yields and yield components of tea (Camellia sinensis) cultivars in Kenya

  5. Effect of Copper (II) on the Sorption/Desorption of Chlorsulfuron in Five Wheat Growing Regions of the Mara River Basin, Kenya

  6. Variations in the precursors of plain black tea quality parameters due to location of production and nitrogen fertilizer rates in Eastern African clonal tea leaves


  1. Bioactive carbazole alkaloids from Alysicarpus ovalifolius (Schumach) Bioactive carbazole alkaloids from Alysicarpus ovalifolius (Schumach)

  2. Presence and distribution of mosquito larvae predators and factors influencing their abundance along the Mara River, Kenya and Tanzania

  3. Effect of anthropogenic activities on the water quality of Amala and Nyangores tributaries of River Mara in Kenya

  4. Elucidating the causes of low phosphorus levels in ferralsols of Siaya County, Western Kenya

  5. Effects of land use change on land degradation reflected by soil properties along Mara River, Kenya and Tanzania

  6. Monitoring the occurrence and distribution of selected organophosphates and carbamates pesticide residues in the ecosystem of Lake Naivasha, Kenya


  1. Effect of genotypes in different environments on micronutrient content of black tea

  2. Effects of land use type on the levels of microbial contamination based on total coliform and Scherischia coli counts on the Mara River, East Africa

  3. New ceramide from the aerial part of Tinospora oblongifolia with cytotoxic activities

  4. Genotypic stability and adaptability of tea cultivars in relation to catechin levels across four environments. Tea, 35(1), 8-16

  5. Declining commercial fish catches in Lake Victoria’s Winam Gulf: The importance of restructuring Kenya’s aquaculture programme

  6. Evaluation of sugarcane cropping systems in relation to productivity at Kibos in Kenya.

  7. Effects of location of production, nitrogenous fertilizer rates and plucking intervals on clone TRFK 6/8 tea in East Africa: I. Yields

  8. Anxiolytic-like effect of underground parts of Ajuga remota Benth (Lamiaceae) and its bioactive constituents in mice: A behavioral study

  9. Distribution and abundance of schistosomiasis and fascioliasis host snails along the Mara River in Kenya and Tanzania

  10. Effect of anthropogenic activities on physico-chemical parameters and benthic macroinvertebrates of Mara River tributaries, Kenya

  11. Effects of nitrogenous fertilizer rates, plucking intervals and location of production on the micronutrient levels of clonal black tea.