KIBABII UNIVERSITY 

Faculty of Science

PUBLICATIONS

Faculty of Science researchers actively share their work through publications and presentations that advance public knowledge and drive scientific innovation. This list showcases recent faculty contributions, including journal articles, books, book chapters, conference papers, edited volumes, research reports, and public testimony.

2025

  1. Mutonyi, J., Masayi, N. N., Majengo, C. O., Okello, V. S., Konje, M. M., & Makokha, J. W. (2025). Using Digital Tools to Assess Soil Variables in Selected Counties in North Rift, Kenya. AgroEnvironmental Sustainability, 3(1), 22-30. 
  2. Wafula, N. K., & Apima, S. B. (2025). Mathematical modeling of ecological consequences of climate-induced phenological shifts on predator-prey dynamics. Asian Journal of Probability and Statistics, 27(4), 28-43.
  3. Vuyiya Esther and Konje Martha (2025).  The Role of Nyayo Tea Belt as A Buffer Zone in Sustainable Conservation of Kakamega Forest, Kenya. Iconic Research cnd Engineering IRE Journals, Volume 8 Issue 7, ISSN: 2456-8880, 537-545
  4. Martha M. Konje (2025). Use of Remote Sensing (MODIS) Data and Rainfall to Estimate Forage Production in Arid Rangelands. Iconic Research cnd Engineering IRE Journals, Volume 8 Issue 9, ISSN: 2456-8880, 187-193
  5. Oduor Churchil Wanyera., Kibe, Horace & Waswa, Michael Nakitare (2025): Pressure effects on Energy of H3S and LaH10 Superconductor due to Collective Excitation of cooper Pairs. Journal of Multidisciplinary Engineering Science and Technology (JMEST); Vol. 12 Issue 3, March – 2025, ISSN: 2458-9403
  6. Horace Kibe, Michael Nakitare Waswa, Godwin Wabuyi (2025). Crystal Structure And Mechanism of Superconductivity In Cerium Based Heavy Fermions. Journal of Multidisciplinary Engineering Science and Technology (JMEST); Vol. 12 Issue 2-February-2025, ISSN: 2458-9403
  7. Waswa, M. N., Wanyama, M. K., (2025). Radiogenic Heat Production in Selected River Sediments of Bungoma Country, Kenya. IRESPUB Journal of Environmental & Material Sciences, 4(1), 1-7. https://doi.org/10.62179/irespub-jems.v4i1.1
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2024

  1. Sirengo John Luca (2024). Mathematical Modelling of Prevention Measures of HIV and Aids in Kenya. IRE (Iconic Research and Engineering) Journal, Vol 8 no. 5,.124 – 133
  2. Sirengo John Luca (2024). Application of Survival Analysis Techniques Using Product Limit Method (PL) to Support Breast Cancer Survivalists. IRE (Iconic Research and Engineering) Journal, Vol 8 no. 5,.528 – 536
  3. Sirengo John Luca (2024). An Enhanced Methodology for Estimating Disease Infection Rates in Plants Using an Equal Group Size. IRE (Iconic Research and Engineering) Journal, Vol 8 no. 6
  4. Wafula P. W., Aywa S. and Sirengo J. L. (2024). Equivalent Characterizations of Isometrically Bounded Operators with Circular Numerical Ranges. IRE journal Vol. 8 Issue 1. 315 – 321
  5. Lubokha S. K., Munir and Sirengo J. L (2024). Accounting Output Innovation Approaches and Financial Sustainability of Tier One Banks in Kenya. IRE journal Vol 6 Issue 1. 363 – 369
  6. John Wanjala Makokha, Nelly Nambande Masayi, Peter Barasa , Peters Anselemo Ikoha , Martha Muthoni Konje , Jonathan Mutonyi , Victor Samuel Okello , Alice Nambiro Wechuli , Collins Otieno Majengo , Geoffrey Wanjala Khamala (2024). Assessing the Long-Term Changes in Selected Meteorological Parameters over the North-Rift, Kenya: A Regional Climatology Perspective. Hydrology 2024, Vol. 12, No. 3, pp. 59
  7. Debora Nameme, George S. Manyali, Michael Nakitare Waswa and Job W. Wafula (2024). First-principles calculations to investigate the bulk, electronic, optical and thermoelectric properties of BaGe2As2 and BaGe2P2 Results in Materials 24(2024), 100635
  8. Mukanda, Kere Wanyama., Micahael Nakitare Waswa,., & Felix Omonya. (2024). Assessment of Radiogenic Heat Production Due To 238U, 232Th and 40K In Surface Soils of Ortum Region, West Pokot County, Kenya. IRESPUB Journal of Environmental & Material Sciences, 3(4), 11-18.
  9. Edwin Chemos Natang’ah, Michael Nakitare Waswa, Peter Nyongesa Khakina and Horace Eyinda Kibe (2024). A Comparative Study of Natural Radioactivity and Associated Radiological Hazards of Imported Sanitary Ware Products Sold in Kenya. IRESPUB Journal of Environmental & Material Sciences, 3(2), 1-9.
  10. Joshua Abuya, John Allport, Jonathan Mutonyi, Hassan Langat (2024, November 13-     15).Transforming Agricultural Waste into Sustainable Energy: The Bagasse Drying     Solution. SDG Impact Zone [Poster presentation]. WAITRO 2024: Nanjing, China.
  11. Ajwang, S. O., Owoche, P., & Mutonyi, J. (2024). Information Needs of Smallholder      Farmers in Lake Victoria Basin for Enhancing Climate-smart Agricultural Practices. International Journal of Computing Sciences Research, 8, ISSN: 2711-2733.
  12. Ajwang, S., Owoche, P., & Mutonyi, J. (2024). Access and Use of Information for Enhanced     Adoption of Climate Smart Agricultural Practices among Smallholder Farmers in            Lake Victoria Basin, Kenya. AgroEnvironmental Sustainability, 2(2), 62-73.

2023

  1. Mukanda, K. W., Waswa, M. N., & Ouma, L. (2023). Monitoring of Annual Effective Dose in Surface Soils of Ahero Rice Fields, Kenya. ITEGAM-JETIA, 9(44), 4-8.
  2. Barasa Ezekiel Simiyu. Waswa, Michael Nakitare & Ouma Linda. (2023): Activity Concentration and Associated Radiation Dose in Machinjoni Dumpsite in Trans-Nzoia County, Kenya. International Journal of Novel Research & Developments in Engineering and Science, 8(9), 491-496
  3. Oduor Churchil Wanyera., Waswa, Michael Nakitare & Kibe, Horace. (2023): Thermodynamic Properties of Pressurized LaH10 Superconductor due to Collective Excitation of cooper Pairs. International Journal of Novel Research & Developments in Engineering and Science, 8(8), 880-888
  4. Mukanda, K. W., Waswa, M. N., & Ouma, L. (2023). Assessment of Natural Radionuclides in the Top Soil Sample of Ahero Fields, Kenya. International Journal of Modern Developments in Engineering and Science, 2(5), 22-25.
  5. Mutonyi, J. and Namusonge, L.N. (2023, June 14-15). Towards sugar fortification in the Kenyan Industry [Paper presentation]. KIBU 2023: 6th KBU Biannual International             Conference, Bungoma, Kenya.
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2022

  1. Bwambok Eliud and Martha Konje (2022). Uses, Threats and Conservation of Plant Species in Kisere Catchment Area of Kakamega Forest, Kenya. International Journal of Science and Research, Vol. 11, (2), February 2022, 85-91. Paper ID: SR211123165445;  DOI: 10.21275/SR211123165445
  2. Sirengo L. J (2022). Efficient Method for Estimating the presence of a Viral Infectious Disease and How to Control its Rapid Spread in a Population. IRE (Iconic Research and Engineering) Journal, Vol 6 no. 6,.61 – 66
  3. Amwayi, N. E., Sirengo L.J. and Kati, R. O. (2022). Markovian Modeling of Students Performance by Cohorts in Secondary Schools. IRE (Iconic Research and Engineering) Journal, Vol 6 no. 5,.134 – 140
  4. Mukanda, K. W., Waswa, M. N., & Ouma, L. (2022). Radiological risk assessment of 238U, 232TH and 40K in the top soils of ahero paddy fields of Kisumu county, Kenya. ITEGAM-JETIA, 8(36), 32-36.
  5. John Simiyu Nalianya; Michael Nakitare Waswa; Francis Maingi Conrad Khisa Wanyama (2022). Assessment of Radiation Dose Levels in Tiles Used for Decoration in Bungoma County, Kenya. International Journal of Research and Scientific Innovation (IJRSI) |Volume IX, Issue III, March 2022|ISSN 2321-2705.
  6. John Simiyu Nalianya; Michael Nakitare Waswa; Francis Maingi Conrad Khisa Wanyama (2022). Radiological measurement of hazardous levels in construction tiles in bungoma county, kenya. Journal of Engineering and Technology for Industrial Applications (ITEGAM-JETIA), 8(33), Jan/Feb, 2022; 40-43.
  7. John Simiyu Nalianya; Michael Nakitare Waswa; Francis Maingi Conrad Khisa Wanyama (2022). Radiological measurement of hazardous levels in construction tiles in bungoma county, kenya. Journal of Engineering and Technology for Industrial Applications (ITEGAM-JETIA), 8(33), Jan/Feb, 2022; 40-43.
  8. Lazarus Sindani; Michael Nakitare Waswa; Francis Maingi Conrad Khisa Wanyama (2022). Measurement of radiological parameters in harvested sand in bungoma county rivers, kenya. Journal of Engineering and Technology for Industrial Applications (ITEGAM-JETIA), 8(33), Jan/Feb, 2022; 21-25.
  9. Lazarus Sindani; Michael Nakitare Waswa; Francis Maingi Conrad Khisa Wanyama (2022). Determination of Hazardous Levels for Harvested Construction Sand in Selected Rivers of Bungoma County, Kenya. Global Scientific Journals, GSJ: Volume 10, Issue 2, February 2022; ISSN 2320-9186, PP 2083-2090.
  10. Jasper Sifuna Wabomba, Michael Nakitare Waswa, Peter Khakina, Conrad Khisa Wanyama (2022). Natural radioactivity levels in agricultural soils in transNzoia county, Kenya. IRESPUB Journal of Environmental & Material Sciences. Volume: 2 | Issue: 1 | JAN – FEB 2022, PP 11-17.
  11. Wabuyi G.P., Waswa, M.N., & Kibe H. (2022). Electron-Hole Pairing of Excitonic-Type in Heavy Fermion System. Journal of Multidisciplinary Engineering Science and Technology (JMEST), 9(1), January 2022; 15073-15077.
  12. Abuya, J.O. and Mutonyi, J. (2022, November 14-16). The eco-friendly renewable biomass fuel from sugarcane wastes, SDG Impact Zone [Poster presentation]. WAITRO 2022: WAITRO Summit 2022, Cape Town, South Africa. https://www.waitrosummit.org
  13. Ouko, K.O, Ogola,  J.R.O, Oketch, M.O., Midamba, D.C., Ogweno, P.O., Nyangweso, G.N.,      Mutonyi, J., Ng’ong’a, C.A., and Muteti, F.N. (2022). Socio-economic Determinants     of Sugarcane-Soybean Intercropping among Smallholder Farmers in Awendo Sub- County, Kenya. Asian Journal of Agricultural Extension, Economics & Sociology    40(11): 373-388, 2022; Article no.AJAEES.91357. ISSN: 2320-7027
  14. Mutonyi, J. and Khaemba, M.J. (2022). A Promising Early Maturing Sugarcane Variety   from the East African Sugar Development Project (EASDP). Open Access Library Journal 2022, Volume 9, e8640 ISSN Online: 2333-9721 ISSN Print: 2333-9705 0. https://doi.org/10.4236/oalib.1108640

2021

  1. Konje Martha, Muoria Paul, and Wabuyele Emily. (2021). Spatial-temporal variation of biomass production by shrubs in the Succulent Karoo, South Africa. Journal of Biodiversity and Environmental Sciences, Vol.18,(4), 82-92
  2. Konje Martha, Muoria Paul, Wabuyele Emily, Griffin Neil and Vetter Susanne. (2021). Rainfall and Soils, Not Grazing Intensity,Determine the Composition and Productivity of Annual Plants in a Bio-diverse Arid Winter Rainfall Region. Journal of Natural Sciences Research iiste.org, Vol.12, (10), 35-48
  3. Konje Martha, Muoria Paul, Wabuyele Emily and Vetter Susanne. (2021). Spatio-Temporal Variation in Forage Production in a Key Resource Area in the Succulent Karoo Rangeland, South Africa. Researchjournali’s Journal of Ecology, 8 (1), 1-21
  4. Bwambok Eliud and Martha Konje. (2021). Impact of Anthropogenic Activities on Tree Species Density and Stem Size Distribution in Kisere Fragment of the Kakamega Forest, Kenya. Researchjournali’s Journal of Forestry, 8(1), 1-16
  5. Wafula, N. K., Kwach, B. O., & Marani, V. N (2021). Mathematical Modelling and Optimal Controls for Controlling Pneumonia-HIV Co-Infection. International Journal of Innovative Research & Development, (IJIRD), 10(1): ISSN 2278 – 0211 (Online)
  6. Simon Mwatulo Lusamamba; Michael Waswa Nakitare, and Thomas Welikhe Sakwa (2021). Spin-Mediated Energy of Cuprate Superconductors. IOSR Journal of Applied Physics (IOSR-JAP). Volume 13, Issue 3 Ser. II (May – June. 2021), PP 10-14
  7. Simon Mwatulo Lusamamba; Michael Waswa Nakitare, and Thomas Welikhe Sakwa (2021). The Specific Heat of Spin-Fluctuated Cuprate superconductors with Strong Electronic-Phonon Correlations. IOSR Journal of Applied Physics (IOSR-JAP). Volume 13, Issue 3 Ser. II (May – June. 2021), PP 15-19
  8. Waswa, M.N and Makokha J. W (2021). Superconducting Transition Temperature within the Modified Bose-Fermi-Hubbard Model. International Journal of Progressive Research in Science And Engineering, Vol.2, No.6, June 2021.
  9. John W. Makokha and Michael N. Waswa (2021). Climate Change & Agriculture: Utilizing K-Means Clustering in Understanding the Relationship between Absorbing Aerosol Index and Selected UV Absorbers over East Africa for the Period 2000 to 2014. AkiNik Publications; New Delhi; 15-29.
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2020

  1. Sirengo L. J., Nyongesa L. K., Aywa O. S. (2020). Estimation of Multiple Traits in an M-Stage Group Testing Model. Applied Mathematical Sciences, 14, 2020, no. 5, 235 – 243
  2. Sirengo L. J., Nyongesa L. K., Aywa O. S. (2020). An M-Stage Hierarchical Group Testing model for Estimating Multiple Traits in a Population. IOSR Journal; of Mathematics. Volume 16 Issue 3, 29 – 34.
  3. Juma, G. S., Kituni, N., & Makokha, J. W. (2020). Advection and its applications: Trajectories over Busia County in Kenya. Climate Change, 6(22): 186-190.
  4. Wanyama, C.K., Makokha, J.W., Masinde, F.W and Waswa, M.N (2020). Natural Radioactivity And External Dose Rates In Tailing Samples from Rosterman Gold Mine, Kakamega County, Kenya. Journal of Engineering and Technology for Industrial Applications (ITEGAM-JETIA), 6(26), Nov/Dec, 2020; 73-77
  5. Wanyonyi, A. M., Waswa, M.N., & Makokha, J.W (2020). Effect of Internal Energy on Specific Heat of Cuprates using s-Wave and d-Wave Hybrid Model. International Journal of Research and Innovation in Applied Science (IJRIAS) | Volume V, Issue VII, July 2020|ISSN 2454-6194  
  6. Wanyonyi, A. M., Waswa, M.N., & Makokha, J.W (2020) Internal Energy of Hybrid S-Wave and D-Wave Pairing In Bismuth Cuprates. Journal of Multidisciplinary Engineering Science and Technology (JMEST), 7(6), June 2020; 12127-12130
  7. Mutonyi, J. (2020, August, 28). ACR 222: Annual Crops Course Module for blended learning at Kbabii Uiversity, Bungoma, Kenya. KIBU Learning Management System (LMS); Reviewed by Dr Philip Uys. Commonwealth of Learning (COL), Canada. August 2020. DBC200: Developing Blended Courses using Moodle Learning Design.
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2019

  1. Waswa, M.N and Kibe H. E. (2019). Sommerfeld Coefficient for Hole- And Electron-Doped Cuprates. International Journal of Research and Innovation in Applied Science (IJRIAS) | Volume IV, Issue VIII, August 2019|ISSN 2454-6194 
  2. Kibe, H.E and Waswa, M.N (2019). S-wave Superconducting Model within the Finite Coulomb Regime in Cerium and Uranium Based Heavy Fermion Compounds. International journal of Innovative Science, Engineering & Technology, 6(8): 53-57
  3. Sangura, M.T and Waswa, M.N (2019). Gamma ray Spectrometric determination and multivariate analysis of radionuclide fluxes in shore sediment at port victoria-Kenya. Journal of Multidisciplinary Engineering Science and Technology (JMEST), 6(1), 9433-9438.
  4. Mutonyi, J. and Babikha, S. J. (2019). The occurrence of sugarcane yellow aphid (Sipha flava (Homoptera: Aphididae), in Kakamega North Sub-County, Kenya: IOSR Journal of Agriculture and Veterinary Science (IOSR-JAVS) e-ISSN: 2319-2380, p-ISSN: 2319-2372. Volume 12, Issue 6 Ser. II (June 2019), PP 34-38 www.iosrjournals.org DOI: 10.9790/2380-1203031220 www.iosrjournals.org
  5. Mutonyi, J. and Muturi, S.M. (2019). What Do Data on Dry Bulk Density (BD) and Porosity (P) Tell About the Quality of Soils in the Mumias Sugar Zone, Western Kenya? IOSR Journal of Agriculture and Veterinary Science (IOSR-JAVS) e-ISSN: 2319-2380, p-ISSN: 2319-2372. Volume 12, Issue 3 Ser. III (March 2019), PP 12-20 www.iosrjournals.org DOI: 10.9790/2380-1203031220 www.iosrjournals.org 12 | Page
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2018

  1. Khatiebi,S., D. Siamba, Z. Onyando, C. Mulmbala, Konje. (2018). Heavy metal contamination at dumpsites at Eldoret, Kenya, in the Lake Victoria Basin. African Journal of Tropical Hydrobiology and Fisheries 16 (2), 93-97

2017

  1. Sirengo L., J. (2017). Towards a Cost Effective Method for Estimation Disease Infection Rates in Plants. International Journal of Advanced Scientific Research. Volume 2, No. 4, 70 – 80
  2. Waswa, M.N., Ayodo, Y.K., Sakwa, T.W, Ndinya, B., and Kibe, H. (2017). Doped Mott Insulators within the Strong Coupling Regime. International Journal of Recent Engineering Research and Development (IJRERD), 2(7), 01-07.
  3. Waswa, M.N., Ayodo, Y.K., Sakwa, T.W., and Ndinya, B. (2017). Specific Heat of Doped High-TC Cuprate Superconductors within the Bose-Fermi-Hubbard Model. Journal of Multidisciplinary Engineering Science and Technology (JMEST), 4(2), 7020-7025.
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2016

  1. Koros, H., I Malombe, K Mwendwa, P Jeruto, H Agevi, M Konje. (2016a). Indigenous knowledge, uses and conservation of prunus africana (hook. f.) kalkman in Nandi forests. Journal of Natural Sciences Research, Volume 6, 2224-3186
  2. Koros, H., M. Konje, M. Wambua, C. Chesire, D. Odeny, I. Malombe. (2016b). Population status and conservation hotspots of Prunus Africana (Hook. F.) Kalkman in South Nandi Forest, Western Kenya. Researchjournali’s Journal of Forestry, Vol. 3,No. 4, 1-13
  3. Collins Otieno Majengo, John Robert Okalebo & Wilson Ng’etich (2016). Evaluating the Performance of Promising Commercial Bio-Fertilizers on Soybean Production in Bungoma County, Western Kenya Using One Farm One Replicate Design. International Journal of Engineering and Mathematical Sciences 9(1) 46–55. 
  4. Mutonyi, J. and Nyongesa, H.W. (2016). Incidence and Prevalence of Ratoon Stunting Disease (Leifsonia xyli Subsp. xyli, Evtushenko) in the Mumias Sugar Cane Growing Zone, Kenya. IOSR Journal of Agriculture and Veterinary Science (IOSR-JAVS) e-ISSN: 2319-2380, p-ISSN: 2319-2372. Volume 9, Issue 11 Ver. II (Nov. 2016), PP 28-31 www.iosrjournals.org
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2015

  1. Khatiebi Sandra, Siamba Donald Namasaka, Konje Martha Muthoni. (2015). Physicochemical characteristics and Biodegradability of organic fraction of solid wastes generated in Eldoret Municipality, Kenya. Res. J. Environ. Earth Sci., 7(3): 42-49
  2. Sirengo L., J. (2015). School Factors as Correlates of Secondary Students’ Achievement in Mathematics in Bungoma County, Kenya. International journal of educational investigations. ISSN: 2410 – 3446, Vol 2, No. 6

2014

  1. Vuyiya E, Konje M, Tsingalia H, Obiet L, Kigen C, Wamalwa S, Nyongesa Humphrey (2014). The impacts of human activities on tree species richness and diversity in Kakamega Forest, Western Kenya; International Journal of Biodiversity Conservation; Vol.6 (6) pg 428-435
  2. Lenard Obiet, Konje Martha, Muyekho Francis, Danyuku Esther, Kigen Charles, Wamalwa Stella,Kassilly Fredrick & Wabusya Moses (2014). Forage Availability and Quality for the Impala (Aepyceros Melampus (Brian)Kathryh) of Impala Sanctuary, Kenya. International Journal of Recent Scientific Research Vol. 5, pp 1896-1899 (Oct, 2014)
  3. Mutonyi J, Shibairo S.I, Chemining’wa G.N, Olubayo F.M, Keya N.C.O & Nyongesa,H.W,  Konje Martha.  (2014). Sugarcane Response To Liming, Manuring And Inorganic Fertilizers On Acid Acrisols In Western Kenya International Journal of Recent Scientific Research Vol. 5, Issue, 7,pp 1703 – 1707 (Sept, 2014)
  4. Wabusya W, Konje M, Nyongesa H, Tsingalia H and Wekesa R. (2014). Influence of land use practices on plant species richness and growth forms in Nzoia River Drainage Basin. Elixir Appl. Biology 68 (2014) 22197-22200
  5. Mutonyi, J., Shibairo S., Chemining’wa, G, Olubayo, F, Nyongesa, H, Konje, M.  (2014). Effects of N and K fertilization of sugarcane (Saccharum oficinarum) on acrisols in Western Kenya. Elixir Agriculture 67 (2014) pg 21669-21675
  6. Kigen C., P. Okoth, W. Shivoga, Z. Odera, D. Ochieno, Konje. (2014). Mapping of sorghum growing areas in Kenya. Ellixir International (Remote Sensing) 44: 1141- 1165
  7. Waswa, M.N and Merenga, A.S (2014) “Effect of Inoculation on Storage and Loss Moduli of High Density Polyethylene/Cellulose Blend” International journal of Applied Science and Engineering Research, 3(2): 464-472.
  8. Riara, M.M and Waswa, M.N (2014) “Creep Analysis Characterization and Study of Biodegradation Effect on Compression Molded LDPE/Cellulose Composites” International journal of polymer and composites, 3(1): 37-45.
  9. Waswa, M.N, Abdallah S. Merenga, Charles M. Migwi (2014) “Thermal and Diffusion Characterization of High Density Polyethylene/Cellulose Blend Inoculated with Aspergillus niger Fungus” International journal of Science and Technology, 3(6): 320-327.
  10. Solomon SI, Ndiema CG and Jonathan M (2014). Effects of agricultural lime and phosphorus application to sugarcane (Saccharum officinarum L.)  growth, yield and quality. International Journal of Agri Science 2014 Vol.4 No.11 pp.490-498 ref.24
  11. Mutonyi J, Shibairo SI, Chemining’wa GN, Olubayo FM, Nyongesa HW (2014). Sugarcane response to liming, manuring and inorganic fertilizers on acid acrisols in western Kenya. International Journal of Recent Scientific Research. 2014;5(9):1703-1707.
  12. Mutonyi, J (2014). Management Strategies for potassium (K) deficiency and low soil pH on sugarcane growth, yield and quality in the Mumias Sugar Zone of western, Kenya, PhD Thesis, University of Nairobi, Kenya.
  13. Mutonyi J, Shibairo SI, Chemining’wa GN, Olubayo FO, Nyongesa HW, Konje MM (2014). Effects of N and K fertilization of sugarcane (Saccharum officinarum) on acrisols in western Kenya. Elixir Agriculture 67 (2014) 21669-21675. www.elixirpublishers.com
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2013

  1. Konje M., P. Okoth, H.Tsingalia, C. Kigen, H. Nyongesa, A. Njue and M. Wabusya (2013). Influence of Soil Properties and Environmental Variables on Plant Communities in Lake Naivasha Drainage Basin; Kenya. Elixir Pollution 64: 19215-19221
  2. Kigen C, P. Okoth , Konje, W. Shivoga, D. Ochieno, S. Wanjala, H. Agevi, Z. Onyando, B. Soy, P. Kisoyan, and S. Makindi (2013) . Modeling the Spatial Impact of Climate Change on Grevy’s Zebra (Equus grevyi) niche in Kenya. Elixir Remote sensing 62 (2013) 17608-17611
  3. Collins Majengo , John Okalebo, Didier Lesueur, Pieter Pypers, Wilson Ngetich, Edwin Mutegi and Mary Musyoki. (2013). Effectiveness of Promising Commercial Biofertilizers on Soybean Production in Bungoma County, Western Kenya. Joint proceedings of the 27th Soil Science Society of East Africa and the 6th African Soil Science Society on Transforming rural livelihoods in Africa: How can land and water management contribute to enhanced food security and address climate change adaptation and mitigation? 20-25 October 2013. Nakuru, Kenya. PP 1-6

  4. C.O. Majengo, J.R. Okalebo, W. Ng’etich, E. Mutegi, M.W. Mburu, M. Mutua. P. Pypers & D. Lesueur (2013). Effectiveness of Promising Commercial Biofertilizers on Soybean Production in Bungoma County, Western Kenya. AFRICAN CROP SCIENCE CONFERENCE PROCEEDINGS, VOL. 11. PP. 827 – 830

  5. Waswa, M.N., Boiyo, R.K. & Riara, M.M. (2013) “Characterization and Study of Biodegradation Effect on the Creep Behavior of High Density Polyethylene/Cellulose Blend” International Journal of Biotechnology and Biochemistry, 9(1): 115-126.
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2012

  1.  

2011

  1. C.O. Majengo, J.R. Okalebo, , P. Pypers, W. Ng’etich, E. Mutegi, M.W. Mburu & M. Musyoki. (2011). Interactions between nitrogen and phosphorus microbial inoculants’ on soybean production in Bungoma, Kenya. AFRICAN CROP SCIENCE CONFERENCE PROCEEDINGS, VOL. 10. PP. 121 – 123.

  2. M.W. Mburu, J.R. Okalebo, D. Lesueur, P. Pypers, W. Ng’etich , E. Mutegi, S. Mutua , C. Majengo, R. Njoroge & O.A. Nekesa (2011). Evaluation of biological commercial inoculants on soybean production in Bungoma County, Kenya. AFRICAN CROP SCIENCE CONFERENCE PROCEEDINGS, VOL. 10. PP. 605 – 610.

2010

  1. Majengo, C, Okalebo, J.R, Ngetich, W. & Othieno, C.O. (2010). Farmer – managed trials for evaluation of Rhizatech and Legumefix in Bungoma district Kenya. In: Adipala, E., Tusiime, G. and Majaliwa Mwanjololo, J.G. (Eds.). Proceedings of the Second RUFORUM Biennial Regional Conference on Building Capacity for Food Security in Africa, held 20 – 24 September 2010, Entebbe, Uganda. RUFORUM Working Document Series No. 5.
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2003

  1. Kibwage JK, Munywe SN, Mutonyi J, Savala CEN and Wanyonyi E (2003). Recycling Waste into Fuel Briquettes. In: Organic Resource Management in Kenya Perspectives and Guidelines Edited by Canon E.N. Savala, Musa N. Omare and Paul L. Woomer. Forum for Organic Resource Management and Agricultural Technologies (FORMAT), P.O. Box 79, The Village Market 00621, Nairobi, Kenya. Email: formatkenya@yahoo.com; Chapter 15, pp. 105-111.
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