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CURRICULUM VITAE PROF. MICHAEL W. OKOTH

DEPARTMENT OF FOOD SCIENCE, NUTRITION AND TECHNOLOGY UNIVERSITY OF NAIROBI

P.O. BOX 29053, NAIROBI, KENYA (TEL: +254722-870653 )

e-mail: mwokoth@uonbi.ac.ke

1. PERSONAL DETAILS 1.1 NAME: Prof. Michael Wandayi Okoth

1.2 DATE OF BIRTH: 5th February, 1955

1.3 NATIONALITY: Kenyan

1.4 MARITAL STATUS: Married with three children.

1.5 HOST INSTITUTION: Department of Food Science, Nutrition and Technology, University of Nairobi. 2. ACADEMIC QUALIFICATIONS

2.1 Primary Education: Sidindi Primary School, 1962 – 67 Mudhiero Primary School, 1968

2.2 Secondary Education: Sawagongo High School, 1969 – 72

2.3 High School Education: Alliance High School, 1973 – 74

2.4 B.Sc. (Eng) Hons. In Imperial College, University of London, 1975-78 Chemical Engineering: 2.5 ACGI Diploma: City and Guilds of London Institute, 1975-78

2.6 M.Sc. (Fd. Sci. & Technol.),

(Nairobi): ETH Zurich, Switzerland, 1980-82 University of Nairobi, 1982-83

2.7 Dr. sc. techn. ETH Zurich, 1985-1989 (Food Engineering) 2.8 Spoken Languages: Dholuo – Mother tongue

Swahili – Various

English – Various

German - University of Fribourg, Switzerland.

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3 EMPLOYMENT HISTORY 3.1 Associate Professor Department of Food Science, Nutrition and Technology,

University of Nairobi. Dec. 2004 to-date.

3.2 Associate Dean Faculty of Agriculture, University of Nairobi, August 2013- August 2016

3.3 Chairman: Department of Food Science, Nutrition & Technology,

University of Nairobi, February, 2004 - February, 2013. 3.4 Senior Lecturer: Department of Food Science, Nutrition & Technology, University of Nairobi, April, 1997- 2004. 3.5 Lecturer: Department of Food Science, Nutrition & Technology, University of Nairobi, 1989 – April 1995. 3.6 Commonwealth Dept. of Food Science & Technology, University of Reading,

(Research Fellow) 1994 - 1995. 3.7 Assistant Lecturer: Dept. of Food Science, Nutrition & Technology, University

of Nairobi, 1985-1989. 3.8 Transport Manager: Kenya Fluorspar Co. Ltd. (KFC), February, 1980 – July 1980 3.9 Chemical Engineer: Kenya Fluorspar Co.(KFC), 1978 – 1980. 3.10 Clerical officer: National Social Security Fund (NSSF), January – Aug. 1975 4 MEMBERSHIP OF PROFESSIONAL ORGANISATIONS, HONOURS AND

AWARDS 4.1 PROFESSIONAL ORGANISATIONS 4.1.1 Member of the Kenya National Academy of Sciences.

4.1.2 Member of the Kenya Institute of Food Science and Technology

4.1.3 Member of the Solar Energy Society of Africa.

4.1.4 Member of the Kenya Society of Agricultural Engineers.

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4.2 HONOURS AND AWARDS 4.2.1 Included in the 8th Edition 2005-2006 of Marquis Who’s Who in Science and

Engineering”

4.2.2 Awarded Commonwealth Fellowship (University of Reading) 1994-1995.

4.2.3 Awarded Ph.D. Scholarship by Swiss Development Cooperation 1985-1989.

4.2.4 Awarded M.Sc. Scholarship by Swiss Development Cooperation 1980 – 1983.

4.2.5 Awarded B.Sc. Scholarship by Ministry of Education, Kenya 1975 – 1978.

5. WORK AND PROFESSIONAL EXPERIENCE 5.1 EMPLOYMENT IN INDUSTRY

5.1.1 Research work on energy and water use and conservation in milk processing into pasteurized milk, milk powder and butter: Kitale Factory, KCC, 1986 – 1989.

5.1.2 Managing the transportation of Fluorspar raw material to the

beneficiation plant and the final product to the port for shipment: Kenya Fluorspar Co. Ltd., February, 1980 – July, 1980.

5.1.3 In charge of quality control in Fluorspar (CaF2) production and

marketing: Kenya Fluorspar Co. Ltd., Sept. 1978 – February, 1980.

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5.2 TEACHING EXPERIENCE COURSE DEGREE PROGRAMME Food Engineering B.Sc. FST Measurement & Control Eng. B.Sc. FST Instrumentation B.Sc. Ag. Eng. Food Processing Machinery B.Sc. FST (Egerton) Analytical Instrumentation B.Sc. FST Material and Energy Balances B.Sc. Industrial Chemistry Sanitation & Waste Disposal B.Sc. FST Tea Technology B.Sc. FST Coffee Technology B.Sc. FST Sugar Technology B.Sc. FST Fats & Oils B.Sc. FST Introduction to Food Industry B.Sc. FST & B.Sc. Agribusiness Mgt Food Technology B.Sc. Agriculture Science & Technology in B.A. Land Econ, Development B.A., B.Com. Drying & Storage of M.Sc. Ag. Eng. Agricultural Products. Valuation of Equipment, M.A. Valuation & Fittings & Fixtures Property Management. Agro-Industrial Waste M.Sc. Agricultural Management. Management Resources

5.3 EXTERNAL EXAMINATION

5.3.1 External Examiner for courses in Food Technology, Kenya Polytechnic: 1993.

5.3.2 External Examiner, Department of Food Science and Post-harvest

Technology, JKUAT: 1998-2001

5.3.3 External Examiner, Masinde Muliro University of Science and Technology: 2011-2015

5.3.4 External Examiner, Egerton University: 2012 to-date

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5.4 RESEARCH 5.4.1 RESEARCH INTERESTS

• Solar energy in food industry.

• Energy auditing in food factories

• Energy conservation in food factories.

• Modeling of food processing systems

• Optimization of food processing systems

• Industrial waste management

• Food product and process development

5.4.2 SOME RECENTLY FUNDED RESEARCH PROJECTS

(i) 2014/16: Strengthening potato innovation and Research Capacities in East African Region. ACP project funded by European commission. Total grant 84000 euros. Collaboration between UoN, Makerere University, University of Rwanda, Agricultural Research Institute Uyole Tanzania. (ii) 2013/2015: Cassava post-harvest value addition for improved food and nutrition security and better livelihoods in Kenya. Total grant to UoN KSh. 10.5 million. Collaboration of University of Nairobi, KARI and Egerton University. (iii) 2013/2018: RELOAD – Reduction of post-harvest losses and value addition in East African food value chains. Total grant to UoN Euros 660,493. Collaboration of University of Nairobi, Egerton university, National Museums of Kenya, ICIPE, Makerere University, University of Mbarara, Ethiopia ( Jimma University and Ambo university) and Germany (University of Kassel and University of Konstanz).

5.5 SUPERVISION OF M.SC. STUDENTS

5.5.1 Supervision of M.Sc. Research work on “Effect of homogenization, stabilizer and amylase on keeping quality of passion fruit juice” (Completed 1993).

5.5.2 Supervision of M.Sc. Research work on “Drying models and sorption

isotherms of grain sorghum” (Completed 1994).

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5.5.3 Supervision of M.Sc. research work on “Effect of drying lactic

fermented uji on its flavor and pasting properties” (Completed 1998).

5.5.4 Supervision of M.Sc. Research work on “Identification of microbiological risk factors and their control points in commercial black tea manufacture” (Completed 2006).

5.5.5 Supervision of M.Sc. Research work on “Evaluation of selected potato

varieties and advanced clones for processing into frozen French fries (chips), (Completed 2008).

5.5.6 Supervision of M.Sc. research work on “Prevalence of Streptococcus

agalatiae and Staphylococcus aureus in camel (camelus dromedarius) milk in Garissa and Wajir Districts of Kenya, their sensitivity to antibiotics and acceptability of camel milk and its products (completed 2009).

5.5.7 Supervision of M.Sc. research work on “Effect of heat-moisture

treatment of cassava starch and use of amaranth malt on batter rheology and quality of cassava-sorghum-amaranth bread” (Completed 2012).

5.5.8 Supervision of M.Sc. research work on “Effect of sorghum variety on

batter rheology and quality of cassava-sorghum-amaranth bread” (Completed 2012).

5.5.9 Supervision of M.Sc. research work on “Development of innovative

post-harvest drying technology for starch production from Kenyan cassava cultivars”. (Completed 2012).

5.5.10 Supervision of M.Sc. research work on “Aspects of nutritional and

keeping quality of soybean-maize-sorghum ready-to-use foods” (completed 2013).

5.5.11 Supervision of M.Sc. research work on “Development of refined oil from

Lake Victoria Nile Perch (Lates niloticus) viscera” (completed 2014).

5.5.12 Supervision of M.Sc. research work on “Influence of diffused light seed storage and production location on physico-chemical characteristics and processing suitability of selected Kenyan potato (Solanum tuberosum) varieties” (Completed 2014).

5.5.13 Supervision of M.Sc. research work on “Quality characteristics of French fries and quantitative assessment of exposure to acrylamide associated with their consumption in Nairobi, Kenya” (Completed 2015).

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5.5.14 Supervision of M.Sc. research work on “Contribution of cassava to

nutrition of children 2-5 years and their primary care givers in Coastal Kenya” (Completed 2015).

5.5.15 Supervision of M.Sc. research work on “Quality and safety of sun-dried cassava chips and flour in Kenyan markets and tent solar dried cassava chips” (Completed 2015).

5.5.16 Supervision of M.Sc. research work on “Solar water disinfection system for disinfection of food processing water in the rural set-up: optimized

operation conditions and water microbial quality” (On-going).

5.5.17 Supervision of M.Sc. research work on “Assessment of biogas production

and utilisation in meat processing plants” (on-going).

5.6 SUPERVISION OF PHD STUDENTS

5.6.1 Supervision of PhD. Research Work on “Evaporative cooling and solar pasteurization technologies for value addition of camel milk in Marsabit and Isiolo Counties of Northern Kenya” (Completed 2011).

5.6.2 Supervision of PhD research work on “Evaluation of commercial potato

crisps processing in Kenya: Characteristics of the market and industry, and suitability of the local cultivars for processing” (Completed 2011).

5.6.3 Supervision of PhD research work on “Development of a supplementary food from selected local food ingredients to optimize nutritional and sensory qualities” (Completed 2011).

5.6.4 Supervision of PhD research work on “An investigation of plasma environment effect on the level of polyphenols in Kenyan tea leaf during withering (completed 2014).

5.6.5 Supervision of PhD Research work on “Adding value to cassava to

enhance nutritional status of preschool children in Western Kenya” (Completed 2015).

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5.6.6 Supervision of PhD research work on “Measurement and analysis of transit hazards in truck shipment environment in Kenya and their effect on black tea physical quality” (Completed 2015).

5.6.7 Supervision of PhD research work on “Development of cassava root and leaf flakes with improved protein, mineral and vitamins” (On-going). 5.6.8 Supervision of PhD research work on “Solar driven refrigeration system capacity prediction by mathematical models: A case study of milk cooling” (On-going).

5.6.9 Supervision of PhD research work on “Performance of solar coolers in enhancing quality and shelf stability of fine beans along the supply chain

in Kenya” (Ongoing).

5.6.10 Supervision of PhD research work on “Modelling of drying kinetics and

evaluation of quality parameters of solar dried beef” (On-going).

5.7 CONSULTANCIES I have participated in several consultancies in many industries including sugar, coffee, tea, cereals, agro-chemical, vegetable oil, and fruits and vegetables on various tasks such as plant design, feasibility studies, technical assessment, plant and machinery valuation, and improvement of energy utilization efficiency. 5.8 PROFESSIONAL ACTIVITIES

5.8.1 Member of the Editorial Board of “KIFST Review”, Journal of the Kenya Institute of Food Science and Technology (KIFST): 1983-1994.

5.8.2 Editor of “KIFST Review”: 1989 – 1994.

5.8.3 Honorary Secretary of Kenya Institute of Food Science and Technology:

1990 – 1994.

5.8.4 Co-ordinator of one-week KIFST Industrial Training courses on “Quality Control and Management in Food Industries”: September 9-13, 1991: September 7 – 11, 1992; February 15-19, 1993.

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5.8.5 Member, Tea Standards Sub-committee, Kenya Bureau of Standards: 1993-2003.

5.8.6 Assistant Secretary, Kenya Society of Agricultural Engineers: 2003 To-

date.

5.8.7 Member, American Institute of Chemical Engineers (AICHE): 2015 To-date.

5.9 UNIVERSITY ADMINISTRATIVE ACTIVITIES

5.9.1 Co-ordinator of examinations in the Department of Food Technology and Nutrition (UON): 1991-1994, 1997 – 2003.

5.9.2 Member of the Faculty of Agriculture (UON) Postgraduate Studies

Committee: 1992 – 2003.

5.9.3 Chairman of the Faculty of Agriculture Timetabling Committee: 1998 – 2003.

5.9.4 Recording minutes of staff meetings in the Department of Food

Technology and Nutrition (UON): 1991-1993.

5.9.5 Co-ordinator of the common undergraduate course “CCS 007: Science and Technology in Development”: 2001 to-date.

5.9.6 Chairman, Department of Food Science, Nutrition and Technology,

UoN.; 2004 – 2013.

5.9.7 Associate Dean, Faculty of Agriculture, UON: 2013 To-date. 6. CONFERENCES, SEMINARS, WORKSHOPS ATTENDED

6.1.1 One-day Seminar on “Energy Conservation in Industry” organised by Japan Trade Centre, Nairobi (JETRO), Nairobi, 1985.

6.1.2 Sub-regional Seminar of Solar Energy Society of Africa, November 2-4,

1987, Nairobi.

6.1.3 Annual Conference of Kenya Society of Agricultural Engineers, “Engineering for rural development”, August 1 – 3, 1990, Nairobi.

6.1.4 Food Science subject workshop, Inter-University Council of East Africa,

August 27-31, 1990, Arusha.

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6.1.5 Conference on “Chemical and Process Engineering for Development – A Challenge for the 21st Century”, September 17-21, 1990, Dar es Salaam.

6.1.6 National seminar “Technological solutions for economic development in

Kenya now and the 21st century”, March 13-14, 1991, Jomo Kenyatta University College of Agriculture and Technology, Nairobi.

6.1.7 Annual seminar of the Kenya Society of Agricultural Engineers,

“Engineering the environment”. August 7-9, 1991, Jomo Kenyatta University College of Agriculture and Technology, Nairobi.

6.1.8 KIFST Workshop on “Quality control and Management in Food

Industries”, September 9-13, 1991, Nairobi.

6.1.9 Annual seminar of the Kenya Society of Agricultural Engineers, “Engineering for sustainable Development”, August 5-7, 1992, Jomo Kenyatta University College of Agriculture and Technology, Nairobi.

6.1.10 KIFST Workshop on “Quality control and management in Food

Industries”. September 7-11, 1992, Nairobi.

6.1.11 KIFST Workshop on “Quality control and management in Food Industries”. February 15-19, 1993, Nairobi.

6.1.12 Seminar on “Planning and Programming Guidelines”, Policy and

Planning Task Group, Ministry of Education, August 6-7, 1993, Nairobi.

6.1.13 Second KIFST Conference “Food Science & Technology for

Development”, November 8 – 10, 1995, Nairobi.

6.1.14 50th Anniversary Engineers’ conference on “The Engineer and infrastructure”, Institution of Engineers of Kenya, November 22-24, 1995, Nairobi.

6.1.15 Seminar on “Product and market development for roots and tuber crops”,

International Livestock Research Institute, Nairobi, August, 1997.

6.1.16 First Dairy Industry Stakeholders Symposium, Nairobi, 16 March, 2000.

6.1.17 Stakeholders’ meeting on “Selection, Design and Implementation of Economic Instruments in the Solid waste Management Sector in Kenya”. Nairobi, November 28, 2000.

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6.1.18 Stakeholders Workshop on “Selection, Design and Implementation of Economic Instruments in the Solid Waste Management Sector in Kenya”, Nairobi, February 15, 2001.

6.1.19 Engineers’ Conference on “Water and Energy for survival”. Institution

of Engineers of Kenya in Collaboration with Engineers Registration Board. Nairobi, May 2 – 4, 2001.

6.1.20 The 14th Annual International Conference of the Kenya Society of

Agricultural Engineers. Nairobi, October, 2002.

6.1.21 The 4th International Conference on Real Estate in Africa. African Real Estate Society (AFRES). Nairobi, March 12-13, 2003.

6.1.22 The 15th Annual International Conference of the Kenya Society of

Agricultural Engineers, Nairobi, 30-31st October, 2003.

6.1.23 The 16th Annual International Conference of the Kenya Society of Agricultural Engineers, Nairobi, 9 – 10th December, 2004.

6.1.24 National Sugar Conference, Kenya Sugar Board/Ministry of Agriculture,

Nairobi, 26 – 28th October, 2004.

6.1.25 Department of Environmental and Biosystems Engineering Seminar, University of Nairobi, 10th June 2004.

6.1.26 Sustainable Food Security Systems Short Course, African Centre for

Technology Studies, Nairobi, January 23 -27, 2006.

6.1.27 An in-house training programme on financial management and human resource management for Chairmen of Departments of the University of Nairobi, KCCT, Mbagathi, Nairobi; 2 -4 February 2006.

6.1.28 Workshop on Scientific Proposal writing, KCB Management Centre,

Karen, Nairobi; 19 – 25 November, 2006.

6.1.29 Training course in Transformational Leadership, Empowerment Resource Technologies Ltd; February, 2007.

6.1.30 Regional Workshop on The Role of a Parliamentary Office of Science

and Technology (POST) and Pairing Scheme between Parliamentarians and Scientists in East Africa, Kenya National Academy of Sciences, Nairobi; 29 – 30 June, 2007.

6.1.31 Karachuonyo Development Consultative Forum, Nairobi, 25th May,

2008.

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6.1.32 Training workshop on PhD Training Supervision, PREPARE-PhD

Project, 2-4 March, 2010, University of Nairobi, Nairobi.

6.1.33 Chemical Risk Assessment Course, EDES Safe Food in ACP Programme and DTU National Food Institute, Nairobi, 27-31 August 2012.

6.1.34 International Conference “Enhancing food safety and food security in

Africa: Processing and packaging technologies from farm gate to the consumers table”, Milan, Italy, 28 February-3 March, 2012.

6.1.35 Workshop on “Reduction of losses and value addition by strengthening

small and medium enterprises in food processing to sustain food value chains in East African post-harvest systems (RELOAD)”, Nairobi, 26-28 March, 2012.

7. PUBLICATIONS 7.1 DISSERTATIONS

7.1.1 OKOTH, M.W. The potential for the utilization of solar energy in the Kenyan Food Processing Industry: with particular reference to suitable food materials and processes; climatic limitations; and processes involving solar water heating. M.Sc. Thesis, University of Nairobi, 1983.

7.1.2 OKOTH, M.W. Energy use in a large Kenyan dairy factory. Ph.D.

Thesis, Swiss Federal Institute of Technology, Zurich, 1990. 7.2 TECHNICAL REPORTS AND JOURNALS

7.2.1 MUROKI, N.M. and OKOTH, M.W. A training manual on “Processing of fruit, vegetable and baked food products using appropriate technology”, 102 pp., ILO/Kenya Youth Training and Employment Creation Project (KYTEC), No. KEN/89/024, Nairobi, November, 1994.

7.2.2 MUROKI, N.M. and OKOTH, M.W. (1994) Community needs

assessment for and feasibility studies of appropriate food processing. ILO/KYTEC Project No. KEN/89/024.

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7.2.3 MBUGUA, S.K. & OKOTH, M.W. (Compilers and Editors). Food Science Subject Meeting Report, 105 pp., Inter-University Council of East Africa, August 27 – 31, 1990, Arusha.

7.2.4 MBOGOH, S.G. & OKOTH, M.W. Technical and economic models of

milk collection and cooling centres handling 1,,000, 5,000 and 10,000 litres of milk per day (55 pp.). A study report prepared for the Food and Agriculture Organization (FAO) of the United Nations, Rome, December, 1995.

7.2.5 OKOTH, M.W. (Editor). KIFST Review, Journal of Kenya Institute of

Food Science and Technology, Vol. 4, No. 1, 1991 (51 pp.).

7.2.6 OKOTH, M.W. (Editor). KIFST Review, Vol. 4, No. 2, 1993 (71 pp.).

7.2.7 IMUNGI, J.K. & OKOTH, M.W. (Eds). 2nd Food Science Subject Meeting Report, Inter-University Council of East Africa, September, 9 – 12, 1996, Arusha.

7.2.8 OKOTH, M.W. WITH LOG ASSOCIATES AND DELOITTE AND

TOUCHE (1999). Technical Audit of Miwani Sugar Company (1989) Limited. Kenya Sugar Authority, Nairobi.

7.2.9 OKOTH, M.W. WITH LOG ASSOCIATES AND DELOITTE AND

TOUCHE (1999). Technical assessment of Agrochemical and Food Company (ACFC). Parastatal Reform Committee, Ministry of Finance, GOK, Nairobi.

7.2.10 OKOTH, MW.. WITH LOG ASSOCIATES AND DELOITTE AND

TOUCHE (2000). Technical Audit of Coffee Plantation Development Enterprises (CPDE). Ethiopian Privatization Agency, Addis Ababa, 2000.

7.2.11 OKOTH, M.W. WITH LOG ASSOCIATES AND MILLIGAN AND

COMPANY LIMITED (2000). Technical audit of Muhoroni Sugar Company (MUSCO). Kenya Sugar Authority, Nairobi, 2000.

7.2.12 OKOTH, M.W. WITH LOG ASSOCIATES (2001). Creation of a Fixed

Assets Register, plant and machinery valuation, and technical assessment of Premier Food Industries Limited. Industrial promotion Services (Kenya) Limited.

7.2.13 OKOTH, M.W. WITH LOG ASSOCIATES (2001). Design and Costing

of fish processing plant. Nyakach Community Development Association (NYACODA), Katito.

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7.2.14 OKOTH, M.W. WITH LOG ASSOCIATES (2002). Coffee factory design and training of coffee factory engineers. ADAR Project, Rwanda and Chemonics International.

7.2.15 OKOTH, M.W. WITH LOG ASSOCIATES AND LLOYD MASIKA

(2002). Machinery and equipment valuation. Kenya Chemical & Food Corporation Limited (KCFC), Nairobi.

7.2.16 OKOTH, M.W. WITH LOG ASSOCIATES AND COOPERATIVE

MERCHANT BANK (2002). Technical evaluation and assessment. Sony Sugar Company Limited, Sare-Awendo.

7.2.17 OKOTH, M.W. WITH LOG ASSOCIATES (2003). Removal of

barriers to energy conservation and energy efficiency in small and medium scale enterprises (Tea sub-sector) Global Environmental Facility (GEF)/Kenya Association of Manufacturers Nairobi.

7.2.18 OKOTH, M.W. WITH LOG ASSOCIATES (2004). Environmental

Audit. Kenya Seed Company, Kitale.

7.2.19 OKOTH, M.W. WITH LOG ASSOCIATES (2004). Environmental Audit. Sony Sugar Company Limited, Sare-Awendo.

7.2.20 OKOTH, M.W. WITH LOG ASSOCIATES (2009). Technical Evaluation of

Aweil Irrigation Project: Rice Mill and Seed Processing/Treatment Plant. GTZ South Sudan.

7.2.21 OKOTH, M.W. WITH LOG ASSOCIATES AND RSM ASHVR (2009-2010).

Technical and Environmental Assessment of Agrochemical and Food Company (ACFC). Privatisation Commission, Kenya.

7.2.22 OKOTH, M.W. WITH LOG ASSOCIATES (2009-2010). Formulation of East

African Community Industrialization Policy and Strategy. East African Community, Arusha.

7.3 JOURNAL ARTICLES, BOOK CHAPTERS AND PROCEEDINGS WITH ISBN

NO.

7.3.1 OMAYIO D. G., ABONG’ G. O. AND OKOTH M. W. (2016). A Review of occurrence of glycoalkaloids in potato and potato Products. Current Research in Nutrition and Food Science 4(3): 195 – 202.

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7.3.2 ABOK E. O., OOKO G.A. AND OKOTH M.W. (2016). Cassava chips quality as influenced by cultivar, blanching time and slice thickness. African Journal of Food, Agriculture, Nutrition and Development 16(4): 11457 – 11476. 7.3.3 NKIRIGACHA E. M., IMUNGI J. K. AND OKOTH M. W. (2016). Dietary intake and nutritional status of lactating mothers practicing Urban agriculture in Mwanamukia, a peri-urban area of Nairobi Metropolis. International Journal of Current Research 8(10): 39662 – 39671. 7.3.4 NKIRIGACHA E. M., IMUNGI J. K. AND OKOTH M. W. (2016). To assess the ae of giving complementary feeding to infants before Six months and reasons given and the nutritional status of lactating Mothers of Mwanamukia area – Nairobi. Global Journal of Biology, Agriculture & Health Sciences 5(1): 49 – 67. 7.3.5 NKIRIGACHA E. M., IMUNGI J. K. AND OKOTH M. W. (2016). To assess the food consumption practices, dietary intake and Nutritional status of lactating mothers in the household after Intervention in Mwanamukia – Nairobi. European Journal of Science and Technology 5(4): 9 – 20. 7.3.6 ABONG’ G. O., NDANYI V. C. M., KAAYA A., SHIBAIRO S., OKOTH M. W., LAMUKA P. O., ODONGO N. O., WANJEKECHE E., MULINDWA J. AND SOPADE P. (2016). A review of production, post-harvest handling and marketing of sweetpotatoes in Kenya and Uganda. Current Research in Nutrition and Food Science 4(3): 162 – 181. 7.3.7 ABONG’ G. O., SHIBAIRO S., WANJEKECHE E., OGENDO J., WAMBUA T., LAMUKA P., ARAMA P., OKOTH M., MULWA R., KAMIDI M., MCOSORE Z. AND MASHA C. K. (2016). Post-harvest practices, constraints and opportunities along cassava value chain in Kenya. Current Research in Nutrition and Food Science 4(2): 114 – 126. 7.3.8 AKOMO P. O., EGLI I., OKOTH M. W., BAHWERE P.,

CERCAMONDI C., ZEDER C., NJAGE P. M. K. AND OWINO V. O. (2016). Estimated iron and zinc bioavailability in soybean-maize-sorghum ready to use foods: Effect of soy protein concentrate and added phytase. Journal of Food Processing and Technology 7(2): 556. doi:10.4172/2157-7110.1000556.

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7.3.9 ABONG’ G. O., SHIBAIRO S. I., OKOTH M. W., LAMUKA P. O., KATAMA C. K. AND OUMA J. (2016). Quality and safety characteristics of cassava crisps sold in urban Kenya. African Crop Science Journal 24 (Issue Supplement s1): 89-94.

7.3.10 GACHERU P. K., ABONG’ G. O., OKOTH M. W., LAMUKA P. O., SHIBAIRO S.I. AND KATAMA C. K. M. (2016) Microbiological safety and quality of dried cassava chips and flour sold in the Nairobi and Coatal Regions of Kenya. African Crop Science Journal 24 (Issue Supplement s1): 137-143. 7.3.11 OKOTH M.W., ALOO J.O. AND IMUNGI J.K. (2015). Storage stability of refined oil from Lake Victoria Nile Perch (Lates Niliticus) viscera. Current Research in Nutrition and Food Science Journal 3 (3): 237 – 242.

7.3.12 OKOTH M.W., IMUNGI J.K. AND ALOO J.O. (2015). Physico-

chemical characteristics of refined Lake Victoria Nile Perch viscera oil. Food Science and Quality Management 46: 44-54.

7.3.13 ODONGO N. O., ABONG G. O., OKOTH M. W. AND KARURI E. G. (2015). Development of High Protein and Vitamin A Flakes from Sweet Potato Roots and Leaves. Open Access Library Journal, 2, e1573. doi: http://dx.doi.org/10.4236/oalib.1101573.

7.3.14 GACHERU P. K., ABONG G. O., OKOTH M. W., LAMUKA P. O., SHIBAIRO S. I. AND CHRISTINE MASHA KATAMA. (2015). Cyanogenic Content, Aflatoxin Level and Quality of Dried Cassava Chips and Flour Sold in Nairobi and Coastal Regions of Kenya. Current Research in Nutrition and Food Science, 3(3). http://www.foodandnutritionjournal.org/?p=1774.

7.3.15 OGOLLA J. A., ABONG G. O., OKOTH M. W., KABIRA J. N., IMUNGI J. K. AND KARANJA P. N.. (2015). Levels of Acrylamide in Commercial Potato Crisps Sold in Nairobi County, Kenya. Journal of Food and Nutrition Research, 3: 495-501.

7.3.16 ABONG’ G. O., KABIRA J. N., OKOTH M. W., OGOLLA J. A. AND OUMA J.(2015). Potential of processing potato flakes from popular Kenyan potato varieties. In: Potato and Sweetpotato in Africa (Transforming the value chains for food and nutrition security). CAB International, Wallingford, Oxfordshire, UK. Pp. 462-469.

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7.3.17 ABONG’ G. O., OKOTH M. W., KABIRA J.N., OGOLLA

J.A., OUMA J., NGUNJU C. W. AND ODED K.(2015). Physico-chemical changes in popular Kenyan Processing Potato Varieties as influenced by storage Condition. Current Research in Nutrition and Food Science, 3 (2):112-120.

7.3.18 WEKESA M., OKOTH M.W., ABONG’ G.O., MUTHONI J.

AND KABIRA J.N. (2014). Effect of Soil Characteristics on Potato Tuber Minerals Composition of Selected Kenyan Varieties. Journal of Agricultural Science, 6 (12): 163-171.

7.3.19 KULOBA P.W., GUMBE L.O., OKOTH M.W., OBANDA M. AND NG’ANG’A F.M. (2014). An investigation into low-temperature nitrogen plasma environment effect on the content of polyphenols during withering in made Kenyan tea. International Journal of Food Science and Technology 49(4): 1020-1026.

7.3.20 GITAO G.C., WANJOHI M., GITARI R., AKWEYA B. AND

OKOTH M.W. (2014). The prevalence of common milk borne pathogens of Camelus mastitis origin and their antibiotic resistance in North Eastern Province, Kenya. American Journal of Research Communication 2(7): 53-71.

7.3.21 ONYANGO, C., MEWA, E.A. AND OKOTH,M.W. ( 2013). Effect

of heat moisture – treated Cassava starch and amaranth malt on the quality of sorghum – cassava- amaranth bread. African Journal of Food Science 7(5): 80-86.

7.3.22 WAYUA, F.O., OKOTH, M.W. AND WANGO J. (2013). Modeling

of a locally fabricated flat- plate solar milk pasteurizer using artificial neural network. African Journal of Agriculture Research 8 ( 9): 741-749.

7.3.23 WAYUA, F.O., OKOTH, M.W. AND WANGOH, J. (2013). Design and performance assessment of a flat-plate solar milk pasteurizer for arid pastoral areas of Kenya. Journal of Food Processing and Preservation. 37(2):120-125.

7.3.24 WAYUA, F.O., OKOTH, M.W. AND WANGOH, J. (2012). Design and Performance assessment of a low cost evaporative cooler for storage of camel milk in arid pastoral areas of Kenya. International Journal of Food Engineering 8(1), Article 16. DOI: 10.1515/1556-3758.2323.

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7.3.25 WAYUA, F.O., OKOTH, M.W. AND WANGOH, J. (2012). Thermal

performance of four types of water heating flat plate solar collectors for providing process heat for milk pasteurization. Journal of Applied Sciences research 8(5): 2497-2505.

7.3.26 KUNYANGA, C.N., IMUNGI, J.K. AND OKOTH, M.W. (2012). Total phenolic content, antioxidant and antidiabetic properties of methanolic extract of raw and traditionally processed Kenyan indigenous food ingredients. LWT – Food Science and Technology 45(2): 269-276.

7.3.27 KUNYANGA, C., IMUNGI, J., OKOTH, M., VADIVEL, V. AND

BIESALSKI, H.K. (2012). Development, acceptability and nutritional characteristics of a low-cost, shelf-stable supplementary food product for vulnerable groups in Kenya. Food and Nutrition Bulletin 33(1):43-52.

7.3.28 KUNYANGA, C.N., IMUNGI, J.K. AND OKOTH, M.W. (2011). Diversity and characteristics of supplementary foods sold and consumed by vulnerable groups in Kenya. Journal of Applied Biosciences 45: 3019-3031.

7.3.29 KUNYANGA, C.N., IMUNGI, J.K., OKOTH, M.W., BIESALSKI, H.K. AND VADIVEL, V. (2011). Antioxidant and type II diabetes related functional properties of phytic acid extract from Kenyan local food ingredients: Effects of traditional processing methods. Ecology of Food and Nutrition 50(5):452-471.

7.3.30 KUNYANGA, C.N., IMUNGI, J.K., OKOTH, M.W., MOMANYI,

C., BIESALSKI, H.K. AND VADIVEL,V. (2011). Antioxidant and antidiabetic properties of condensed tannins in acetonic extract of selected raw and processed indigenous food ingredients from Kenya. Journal of Food Science 76(4):C560-C567.

7.3.31 KUNYANGA, C.N., IMUNGI, J.K., OKOTH, M.W., Biesalski, H.K.

AND VADIVEL, V. (2011). Flavonoid content in ethanolic extracts of selected raw and traditionally processed indigenous foods consumed by vulnerable groups of Kenya: Antioxidant and type II diabetes-related functional properties. International Journal of Food Sciences and Nutrition 62(5):465-473(9).

7.3.32 ABONG’, G.O., OKOTH, M.W., IMUNGI, J.K. & KABIRA, J.N.

(2011). Effects of cultivar, frying temperature and slice thickness on oil uptake and sensory quality of potato crisps processed from four

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Kenyan potato cultivars. Journal of Agricultural Science and Technology A 1: 156-163.

7.3.33 ABONG’, G.O., OKOTH, M.W., IMUNGI, J.K. AND KABIRA, J.N.

(2011). Losses of ascorbic acid during storage of fresh tubers, frying, packaging and storage of potato crisps from four Kenyan potato cultivars. American Journal of Food Technology 6(9):772-780.

7.3.34 ABONG’, G.O., OKOTH, M.W., IMUNGI, J.K. AND KABIRA, J.N.

(2011). Effect of packaging and storage temperature on the shelf life of crisps from four Kenyan potato cultivars. American Journal of Food Technology 6(10):882-892.

7.3.35 ABONG’, G.O., OKOTH, M.W., IMUNGI, J.K. AND KABIRA, J.N.

(2011). Effect of slice thickness and frying temperature on color, texture and sensory properties of crisps made from four Kenyan potato cultivars. American Journal of Food Technology 6(9):753-762.

7.3.36 ABONG’, G.O., OKOTH, M.W., IMUNGI, J.K. AND KABIRA, J.N.

(2010). Consumption patterns, diversity and characteristics of potato crisps in Nairobi, Kenya. Journal of Applied Biosciences 32:1942-1955.

7.3.37 ABONG’, G.O., Okoth, M.W., Imungi, J.K. and Kabira, J.N. (2010).

Evaluation of selected Kenyan potato cultivars for processing into potato crisps. Agriculture and Biology Journal of North America 1(5):886-893.

7.3.38 OSANJO, G. O.;MUTHIKE, E. W.; TSUMA, L.; OKOTH, M. W.;

BULIMO, W. D.; LÜNSDORF, H.; ABRAHAM, W. R.; DION,M.; TIMMIS K. N.; GOLYSHINM, P. N.; MULAA, F. J.(2009). A salt lake extremophile, Paracoccus bogoriensis sp. nov., efficiently produces xanthophyll carotenoids. Afri J. Microbiology Research. 3(8) 426-433.

7.3.39 ABONG,’ G.O.., OKOTH, M.W., KARURI, E.G., KABIRA, J.N.

AND MATHOOKO, F.M. (2009). Influence of potato cultivar and stage of maturity on oil content of French fries (CHIPS) made from eight Kenyan potato cultivars. African Journal of Food, Agriculture, Nutrition and Development 9 (8):

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7.3.40 ABONG’, G.O., OKOTH, M.W., Karuri, E.G., Kabira, J.N. and Mathooko, F.M. (2009). Evaluation of selected Kenyan potato cultivars for processing into French fries. Journal of Animal and Plant Sciences, 2 (3) 141-147. (Available online at: http://www.biosciences,elewa.org/JAPS).

7.3.41 ABONG’, G.O., OKOTH, M.W., Karuri, E.G., Kabira, J.N and Mathooko, F.M. (2009). Nutrient contents of raw and processed products from Kenyan potato cultivars. Journal of Applied Biosciences, 16:877-886 (Available on line at: http//ww.Biosciences.elewa.org/JAPS) elewa. org/JABS).

7.3.42 ABONG’, G.O., OKOTH, M.W., E.G., Kabira, J.N. and Mathooko,

F.M. (2009). Levels of reducing sugars in eight Kenyan potato cultivars as influenced by stage of maturity and storage conditions. Journal of animal and Plant Sciences 2 (2): 76 – 84 (Available online at http//ww.biosciences.elewa.org/JAPS)

7.3.43 MUTULI, D.A. AND OKOTH, M.W. (2007). Valuation Practice:

Challenges in Plant and Machinery valuation in the Agro-Industrial sector of Kenya. In: Real Estate in Africa (Ed. By W.H.A. Olima, D.A. Mutuli and E.M. Aligula). ARTS Press, Nairobi. (ISBN 9966 7175 1X).

7.3.44 NDUGIRE, N; K’OMUDHO, B; KUHUMBA, F; ONYANGO, J.C.;

OKOTH, M.W.; MAGAMBO, J.; IKIARA, M. and MUTUNGA, C. (2005). Selection, design and implementation of economic instruments in the solid waste management sector in Kenya: The case of plastic bags (ISBN: 92-807 -2522-5). United Nations Environment Programme, Division of Technology, Industry and Economics, Geneva.

7.3.45 OKOTH, MW. (2003). Plant, machinery and equipment valuation.

“Engineering News”. Newsletter of the Association of Consulting Engineers of Kenya. June, 2003. pp. 1-3.

7.3.46 OKOTH, M.W. (2003). Safety considerations in process plant

design: Legal requirements. “Engineering for Life”. Newsletter of the Kenya Society of Agricultural Engineers. May, 2003, pp.1-2.

7.3.47 ONYANGO, C.; M.W. OKOTH & S.K. MBUGUA (2003). The

pasting behavior of lactic fermented and dried uji (an East African sour porridge). Journal of the Science of Food and Agriculture 83:1412-1418.

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7.3.48 NG’ANG’A, J.K. AND OKOTH, M.W. (2003). Thin layer-drying characteristics of grain sorghum. “Journal of Engineering in Agriculture and the Environment” 3(1), 18-23.

7.3.49 NG’ANG’A, J.K. AND OKOTH, M.W. (2003). Modeling

equilibrium absorption characteristics of grain sorghum. “Journal of Engineering in Agriculture and the Environment” 3(1), 11-17

7.3.50 ONYANGO, C.; M.W. OKOTH & S.K. MBUGUA (2000). Effect of

drying lactic fermented uji (an East African sour porridge) on some carboxylic acids. Journal of the Science of Food and Agriculture 80: 1854-1858.

7.3.51 OKOTH, M.W.; A.R. KAAHWA AND J.K. IMUNGI (2000). The

effect of homogenization, stabilizer and amylase on cloudiness of passion fruit juice. Food Control 11: 305-311.

7.3.52 OKOTH, M.W. (1999). Steam consumption in a large Kenyan milk

processing plant. The Journal of Engineering in Agriculture and Environment 1(1): 20-22.

7.3.53 KAAHWA, A.R.; OKOTH, M.W; AND J.K. IMUNGI (1998). The effect of homogenization, stabilizer and amylase on viscosity of

passion fruit juice. The Journal of Food Technology in Africa 2(3): 120-125.

7.3.54 OKOTH, M.W. (1997). Waste minimization: Water use in a Kenyan

milk powder factory. The Journal of Food Technology in Africa 2(2): 61-64 (1997). Also in: Industry and Environment 2(3), 54-57 (1997).

7.3.55 OKOTH, M.W. (1997). Fuel Oil and electricity consumption

in a Kenyan milk powder factory. RERIC International Energy Journal 19(1): 25-36.

7.3.56 OKOTH, M.W. (1995). Thermal energy use in a large Kenyan milk

processing plant. In: Food Science and Technology for Development – 11 (Ed. By F.M. Mathooko, S.M. Njoroge and H. Koaze), ISBN 9966- 923-48-9. Proceedings of the second KIFST Conference held in November 8 – 10, 1995, Nairobi.

7.3.57 OKOTH, MW. (1996). The possibility of solar water heating in

Kenyan food processing plants. The Journal of Food Technology in Africa 1 (1): 21-23 (1996).

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7.3.58 OKOTH, M.W. (1990). Energy use in a large Kenyan dairy factory. Lebensmittel-Technologie 24(4): 90. (Abstract of Ph.D. Thesis).

7.3.59 OKOTH, M.W. (1991). Energy conservation in Kenyan tea

processing plants. Lebensmittel-Technologie 24(10): 271-273.

7.3.60 OKOTH, M.W. (1992). Energy conservation in milk processing plants.Discovery and Innovation 4(2): 29-34.

7.3.61 OKOTH, M.W. (1992). Energy and water usage in fluid milk

and milk powder plants. Discovery and Innovation 4(3): 9-15.

7.3.62 OKOTH, M.W. (1990). Reviewing safety aspects of steam boilers. Kenya Engineer, Journal of the Institution of Engineers of Kenya 11(6): 33-35.

7.3.63 OKOTH, M.W. (1989). Thermal performance of thermosyphon solar

water heating systems assessed. Kenya Engineer, Journal of the Institution of Engineers of Kenya, January/February, 1989, pp. 21-23.

7.3.64 OKOTH, M.W. AND WILLIAMS, A. (1986). Thermal performance

of some flat plate solar water heaters,. Kenya Journal of Sciences, Series A”7(2): 5-18.

7.3.65 OKOTH, M.W. AND WILLIAMS, A. (1985). A potential use for solar energy in the Kenyan food processing industry. KIFST

Review, Journal of Kenya Institute of Food Science and Technology 3(1): 20-35.

7.4 CONFERENCE/SEMINAR/WORKSHOP PAPERS

7.4.19 OKOTH, M.W. Flat plate solar collectors for water heating in Kenya

rural and urban food processing plants. In: “Solar Energy in Africa”, pp. 66-88. Proceedings of Sub-regional Seminar of Solar Energy Society of Africa, November 2-4, 1987, Nairobi.

7.4.20 OKOTH, M.W. Solar refrigeration for Kenyan rural communities. In:

Proceedings of the annual conference of Kenya Society of Agricultural Engineers, “Engineering for rural development”, pp. 74-86, August 1-3, 1990, Nairobi.

7.4.21 KEYA, E.L.; KARURI, E.G. AND OKOTH, M.W. Effective

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teaching of food science and technology courses. In: Food Science subject Meeting Report (Ed. By S.K. Mbugua & M.W. OKOTH), pp. 46-50, Inter-University Council of East Africa, August 27-31, 1990, Arusha.

7.4.22 KARURI, E.G.; OKOTH, M.W. AND KEYA, E.L. Industrial

training for Food Science and Technology Students. In: Food Science Subject Meeting Report (Ed. By S.K. Mbugua & M.W. Okoth), pp.65-67, Inter-University Council of East Africa, August 27031, 1990, Arusha.

7.4.23 OKOTH, M.W. Process Engineering and energy conservation in

Kenyan food processing Industry. In: “Chemical and Process Engineering for development” (Ed. By W. Sokol), pp.283-287, University of Dar-es-Salaam, 1990.

7.4.24 OKOTH, MW. Solar energy for process heat in Kenyan food

processing plants. In: Proceedings of the National Seminar “Technological Solutions for Economic Development in Kenya Now and the 21st Century”. PP 447-453, March 13-14, 1991, Jomo Kenyatta Univ. College of Agric. & Tech., NAIROBI.

7.4.25 OKOTH, M.W. The case for energy conservation in Kenyan milk

processing plants. In: Proceedings of the Annual Seminar of the Kenya Society of Agricultural Engineers (Engineering the environment), pp.72-77, August 7-9, 1991, Jomo Kenyatta University College of Agric. & Technol., NAIROBI.

7.4.26 OKOTH, M.W. Energy use for refrigeration in a Kenyan milk powder

factory. In: Proceedings of the Annual Seminar of the Kenya Society of Agricultural Engineers (Engineering for Sustainable Development), pp. 86-96, August 5-7, 1992, Jomo Kenyatta University College of Agric. & Technol., NAIROBI.

7.4.27 OKOTH, MW.. Fuel oil and electricity consumption in a Kenyan

milk powder factory. In: Proceedings of the 50th Anniversary Engineers’ conference on “The Engineer and infrastructure”, pp. 36-43, Institution of Engineers of Kenya, November 22-24, 1995, Nairobi.

7.4.28 MBOGOH, S.G. & OKOTH, M.W. Technical and economic

considerations in the establishment of a milk collection and cooling Centre. FAO sponsored Workshop on Regional Exchange Network for Market-Oriented Dairy Development, December 4-8, 1995, Harare, Zimbabwe.

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7.4.29 KARURI, E.G. & OKOTH, M.W. Food packaging and marketing. Paper presented at the seminar on “Product and market development for roots and tuber crops”. International Livestock Research Institute, August, 1997, Nairobi.

7.4.30 KARURI, E.G. & OKOTH, M.W. Food plant design and

management. Paper presented at the seminar on “Product and market development for roots and tuber crops”. International Livestock Research Institute, August 1997, Nairobi.

7.4.31 MUTULI, D.A. AND OKOTH, M.W. Towards agro-industrial sustainability in Kenya through energy conservation and other technologies. In: “Water and Energy for Survival”. Proceedings of a conference organised by Institution of Engineers of Kenya in collaboration with Engineers’ Registration Board. Nairobi, May 2-4, 2001.

7.4.32 OKOTH, M.W. Thermal energy conservation in the brewing industry.

In: Proceedings of the 14th Annual International Conference of the Kenya society of Agricultural Engineers. Nairobi, October, 2002.

7.4.33 OKOTH, M.W. Sugar factories development, management and

financing of the sugar industry, and outgrowers issues. National sugar Conference, Kenya Sugar Board/Ministry of Agriculture, Nairobi, 26-28 October, 2004.

7.4.34 OKOTH, M.W. Sugar factories development. The 16th Annual

International Conference of the Kenya Society of Agricultural Engineers, Nairobi, 9 – 10th December, 2004.

7.4.35 GUMBE, L.O. AND OKOTH, M.W. Co-generation in the Sugar

Industry. The 16th Annual International Conference of the Kenya Society of Agricultural Engineers, Nairobi, 9 – 10th December, 2004.

7.4.36 GUMBE, L.O. AND OKOTH, M.W. Co-products in the Sugar

Industry. The 16th Annual International Conference of the Kenya Society of Agricultural Engineers, Nairobi, 9 – 10th December, 2004.

7.4.37 OKOTH, M.W.. Food Engineering in Kenya. Seminar in the

Department of Environmental and Biosystems Engineering; University of Nairobi, 10th June, 2004.

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7.4.24 OKOTH, M.W. Introduction to sustainable Food Security systems. Sustainable Food Security Systems Short Course, African Centre for Technology Studies, Nairobi, January 23 -27, 2006.

7.4.25 OKOTH, M.W. Sustainable Food Security Systems. Karachuonyo

Development Consultative Forum, Nairobi 25th May, 2008.

7.4.25 ABONG’ G. O., KABIRA J.N, OKOTH M. W., OGOLLA J. A. AND OUMA J. (2013). Potential of processing potato flakes from popular Kenyan potato varieties. Ninth Triennial African Potato Association conference held on 30th June-5th July, 2013, Great Rift Valley Lodge, Naivasha, Kenya.

7.4.26 ABONG G.O, LAMUKA P.O, SHIBAIRO S. A, OKOTH M.W AND KATAMA C. (2014). Post-Harvest Practices, Constraints and Opportunities along Cassava Value Chain in Coastal Region of Kenya. The 8th Egerton University International Conference, 26-28 March 2014, Egerton. 7.4.27 OGOLLA J. A., ABONG’ G. O., OKOTH M. W., KABIRA J. N. AND KARANJA P. N. (2014). Effect of Variety, Frying Temperature and Slice Thickness on Color and Acrylamide in Potato Crisps from selected Kenyan cultivars. The 8th Egerton University International Conference, 26-28 March 2014, Egerton. OTHERS 1 ABONG’ G.O, OGOLLA J. A, OKOTH M.W, DE MEULENAER, B, KABIRA J.N,

KARANJA P.N AND LIESBETH, J. Dietary Acrylamide Exposure of Kenyan

Population: Case Study of Potato Crisps Consumers in Nairobi. IUFoST 17th World

Congress of Food Science and Technologists and expo held on 17-21 August 2014,

Montreal Canada.

2 ABONG G.O, OKOTH M.W, LAMUKA P.O, SHAPIRO S. A, KATAMA C, AND

OUMA J. (2014). Cassava crisps quality as influenced by cultivar, frying temperature and slice thickness. 3rd Cassava Regional Centre of Excellence Review and Scientific Conference. Imperial Royale Hotel – Kampala, Uganda, 28th -30th July, 2014.

3 SHIBAIRO S., LAMUKA P.O, ABONG G.O, OKOTH M.W AND KATAMA C.

(2014). Farmer characteristics and on-farm post-Harvest practices in coastal region of Kenya. 3rd Cassava Regional Centre of Excellence Review and Scientific Conference. Imperial Royale Hotel – Kampala, Uganda, 28th -30th July, 2014.

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4 NGINYA G, ABONG G.O, LAMUKA P.O, OKOTH M.W, SHAPIRO S AND

KATAMA C. (2014). The role of cassava in nutrition in coastal Kenya. 3rd Cassava Regional Centre of Excellence Review and Scientific Conference. Imperial Royale Hotel – Kampala, Uganda, 28th -30th July, 2014.

5 KULOBA P.W., GUMBE L.O., OKOTH M.W. AND GITAU A. (2014).

Mathematical model for the reduction of polyphenols in green tealeaf during withering in Low Temperature Nitrogen Plasma (LTNP) environment. 2014 Sustainable Research and Innovation (SRI) Conference, 7-9 May, 2014, Jomo Kenyatta University of Agriculture and Technology, Nairobi, Kenya.

6 WEKESA, M. W., OKOTH, M.W., ABONG’ G.O. AND KABIRA, J.N. (2015).

Effect of diffused light seed potato storage and production location on the physico-chemical properties of selected Kenyan potato varieties. Workshop for East Africa Potato Research and Knowledge Exchange Forum of the Project ‘Strengthening the Capacities for Fostering Innovation Along Potato Value Chain in East Africa’, February 24-27, 2015, Nairobi.