Working Document Series Open Access Distribution and sourcing of fresh fruits and vegetables within Nairobi City County R. Mbeche · J.B. Mukundi Despite a rapidly transiting city, the operational nature of Nairobi City food system is unclear. A sample of retailers, collector agents at farm level, trader aggregators and wholesalers was obtained from survey sites within key markets i… RUF-39337 2018 CC BY 4.0 27 Jul 2021
Working Document Series Open Access Fresh fruits and vegetable consumption among HIV-infected pregnant women in urban resource-constrained areas W. Kogi-Makau · J. Ochieng · R. O. Opiyo The FAO/WHO recommends a minimum intake of fruits 160 g/day and 240 g/day of vegetables, and a combined intake of 400 g/day for normal healthy adults for prevention of chronic diseases and alleviation of micronutrient deficiencies. For vul… RUF-38583 2018 CC BY 4.0 25 Aug 2020
Working Document Series Open Access Influence of forage value on the choice of grass species to combat desertification in semi-arid regions of Kenya K.Z. Mganga · N.K.R. Musimba · A.W. Mwang’omb · M.M. Nyangito +1 more Livestock production is the main source of livelihood in the arid and semi-arid lands of Africa. Desertification characterized by vegetation degradation and soil erosion have become major threats to the sustainability of this land-based pr… RUF-36231 2016 CC BY 4.0 18 Oct 2016
Theses & Dissertations Open Access Quantitative and qualitative prediction of cattle diets and performance by analysis of fecal near infrared spectra in southeastern drylands of Kenya Joseph N. Njoroge RUF-35783 2014 CC BY 4.0 24 Nov 2015
Theses & Dissertations Open Access Statistical models for yield, pest abundance and disease incidence of tomato Juma William Yabeja Analysis of variance (ANOVA) is one of the general linear models used to nearly unimaginable range of problems in many different disciplines and has been a fundamental method used by plant pathologists and other researchers for analysis of… RUF-35373 2013 CC BY 4.0 21 Sep 2015
Theses & Dissertations Open Access Effects of the increase of supermarkets on vegetable supply systems of small-scale farmers in Kenya Ismail Mohamed Ismail Maryoud Supermarkets are expanding rapidly in Africa and particularly in Kenya. As they consolidate and increase their market share, they may be large enough to exert market power and may have both negative and positive impacts on the suppliers an… RUF-35370 2013 CC BY 4.0 21 Sep 2015
Theses & Dissertations Open Access Evaluation of rainwater harvesting techniques in Yatta district, Kenya Ibrahim Ahmed Ibrahim Abdelfadeel Climate change and/or variability are expected to affect water availability as well as the techniques of water harvesting. The main objective of this study was to investigate factors affecting adoption of rainwater harvesting techniques in… RUF-35369 2012 CC BY 4.0 21 Sep 2015
Theses & Dissertations Open Access Principal Component and Multiple Correspondence Analyses in Dimensionality Reduction: A Study on Aflatoxin Contamination of Peanuts in Kenya Henry Henry Mokua Momanyi In a study about the factors that contributed to the risk of aflatoxin contamination of peanuts in the Peanut CRSP project in Kenya, contingency table analysis (Pearson’s chi-square) was used to analyze a large mixed data set from a survey… RUF-35363 2013 CC BY 4.0 21 Sep 2015
Theses & Dissertations Open Access To evaluate the effect of research methodologies on the proposal work plans, budget and completion time (A case study of JKUAT research funded projects) Wanzala Richard Wamalwa This study evaluated to what extent research methodologies influence proposal work plan, budget and completion time. The study involved a sample size of twenty randomly selected proposals out of a total of 52 on-going research projects. Da… RUF-35333 2011 CC BY 4.0 21 Sep 2015
Theses & Dissertations Open Access Provision of research methods support for neglected tropical diseases’ research projects at eastern and southern African centre of international parasite control, Kenya medical research institute, Nairobi Paul Murima Ng’ang’a The availability of a large variety of elementary and complex statistical methods and the quick pace of change and development in statistics makes most researchers' statistical knowledge insufficient for them to be independent. It is unrea… RUF-35327 2011 CC BY 4.0 21 Sep 2015
Working Document Series Open Access University outreach support to farmer associations in western Kenya A.K. Kipkoech · P.O. Mongare · J. Ochuodho · J.R. Okalebo +1 more Moi University’s School of Agriculture obtained a research grant from Regional Universities Forum for Capacity Building in Agriculture (RUFORUM) to carry out a research leading to the strengthening of the linkages between Moi University an… RUF-35272 2010 CC BY 4.0 17 Sep 2015
Working Document Series Open Access Developing a regional agricultural and rural innovations PhD training program in eastern africa: The Egerton University experience D.M. Amudavi · Justus M. Ombati · C.A. Onyango Although agricultural and rural sectors have a substantial economic share in Africa, their performance have remained sub-optimal due to many challenges including limited supply of high level professionals in agricultural and rural innovati… RUF-35252 2010 CC BY 4.0 17 Sep 2015
Working Document Series Open Access Genetic diversity in maize landraces for resistance to Chilo partellus in Kenya P. Gibson · S.N. Mugo · S.W. Munyiri · J.K. Mwololo +2 more Yield losses in maize associated with stem borer damage is estimated at 13% annually in Kenya. New sources of resistance to stem borers are needed to develop germplasm for the diverse maize growing ecologies. This study was conducted to es… RUF-35223 2010 CC BY 4.0 17 Sep 2015
Working Document Series Open Access Access and utilization of agro-meteorological information: A case study of small holder irrigation farmers in Kenya E.K. Maranga · G.O. Obati · W. Zendera Weather and climate are one of the major production risks and uncertainties impacting on agricultural systems performance and management. A study was conducted in Lari Wendani irrigation scheme, Nakuru North District, and Perkerra irrigati… RUF-35196 2010 CC BY 4.0 17 Sep 2015
Working Document Series Open Access Population increase and socio-economic changes in a pastoral society: The case of the Turkana, Kakuma division, Kenya W.N. Ekaya · M. Okoti We studied the impact of settlement on socio-economic patterns and environment quality among the Turkana pastoral communities in Kenya. We used open-ended and close-ended questionnaire and focus group discussion. The majority of the people… RUF-35172 2010 CC BY 4.0 16 Sep 2015
Working Document Series Open Access Information access and preference for delivery pathways by peri-urban and rural smallholder dairy farmers in Central Kenya J. Matofari · D.K. Mbugua · M. Ngigi This study investigated access to information and preferences in delivery pathways for smallholder dairy farmers in two divisions in Central Kenya. The study used a cross-sectional survey design using systematic sampling procedure where 34… RUF-35169 2010 CC BY 4.0 16 Sep 2015
Working Document Series Open Access Effect of information dissemination pathways on small scale tea production in western Kenya V. Mbigidde · G. Owour · I.M. Tabu The yield of tea, an important cash crop in Kenya, has been declining amongst the small scale farmer’s inspite of the research recommendations. A survey was carried out in western Kenya to determine the effect of information dissemination … RUF-35168 2010 CC BY 4.0 16 Sep 2015
Working Document Series Open Access Evaluating accessibility and usability of dissemination pathways for delivering climate information and services to vulnerable groups in semi-arid Kenya V. Kirui · Bebe. Omedo · Oseni. Saidu Access and use of climate information and services are essential for building adaptation to impacts of climate change. These include early warning systems, weather forecasts, and research outputs relating to climate change adaptation in re… RUF-35163 2010 CC BY 4.0 16 Sep 2015
Working Document Series Open Access Evaluation of constraints in use of electronic agricultural information resources at selected institutions of Higher Learning in Kenya N.J. Kamar · G. Owour · M. Tabu This study aims at identifying the constraints in use of agricultural electronic resources in academic institutions and their contributions to development in agriculture. Limited access to agricultural e-resources has led to poor research … RUF-35156 2010 CC BY 4.0 16 Sep 2015
Working Document Series Open Access Identifying indigenous knowledge and effective communication systems for adaptation to climate change by smallholder farmers of Kilifi District, Kenya G.A. Achiando · R. Birech · Washington Ochola This study investigated the influence of incorporating feedback from agricultural information users in agricultural communication systems and identified coping strategies for adaptation to climate change by smallholder farmers of Kenya. Fo… RUF-35141 2010 CC BY 4.0 16 Sep 2015
Working Document Series Open Access Strategic repositioning of African indigenous vegetables in the Horticulture Sector M.O. Abukutsa-Onyango African indigenous vegetables that formed an integral part of African diets lost popularity with introduction of exotic crops including vegetables. With over half the populace living below the poverty line, there is need for paradigm shift… RUF-35134 2010 CC BY 4.0 16 Sep 2015
Working Document Series Open Access Evaluation and selection of drought and pod borer (Helicoverpa armigera) tolerant chickpea genotypes for introduction in semi-arid areas of Kenya P.K. Kimurto · R.M.S. Mulwa · B.K. Towett This study evaluated 289 chickpea lines for drought tolerance, and 30 for pest resistance. Several promising genotypes have been identified (ICC 2580, ICC 7272, ICCV 92311, ICC 3362, ICCV 95311, ICC 506, EC 583311, ICCVX 906183-1), and the… RUF-35126 2010 CC BY 4.0 16 Sep 2015
Working Document Series Open Access Cross-mating and oviposition behaviour between strains of Cotesia sesamiae cameron (hymenoptera: braconidae) from Kitale, Mombasa and Mount Kenya & Fritz Schulthess Bruno Le Ru · E.W. Kairu · J.N. Mugambi Stemborers cause 50% yield losses in cereal crops. In Kenya Cotesia sesamiae is one of the parasitoids that has been studied in regard to the control of stemborer pests. In this study the reproductive compatibility of three populations of … RUF-35125 2010 CC BY 4.0 16 Sep 2015
Working Document Series Open Access What is the effect of management interventions package on productivity of indigenous chicken in Western Kenya? B.O. Bebe · J. Ochieng · G. Owuor This study examined different management packages for improving indigenous chicken productivity in Kenya. The management interventions package comprised feed supplementation, housing, chick rearing, brooding and vaccination study. Farmers … RUF-34944 2010 CC BY 4.0 14 Sep 2015
Working Document Series Open Access Regeneration dynamics of woody species in degraded natural forests in western Kenya Wellington Ekaya · J. Kinyamario · J. Otuoma Deforestation has become rampant in many areas in Kenya due to pressure on land resulting from human population increase. Efforts to rehabilitate areas that have been deforested have had little success due to the limited knowledge of veget… RUF-34678 2010 CC BY 4.0 9 Sep 2015
