Browsing by Title

Now showing items 4468-4487 of 5636

    • The rate of outcrossing in grain amaranths 

      S. G. Agong P. O. Ayiecho (Blackwell Publishing Ltd, 1991-09-01)
      Studies of intra specific and inter specific out crossing rates were carried out for grain amaranths using two populations of A. hypochondriacus (populations 1008 and 1024) and two populations of A. cruentus (populations ...

    • Rationale, Design, and the Baseline Characteristics of the RHDGen (The Genetics of Rheumatic Heart Disease) Network Study 

      Tafadzwa Machipisa, Chishala Chishala, Gasnat Shaboodien, Liesl J Zühlke, Babu Muhamed, Shahiemah Pandie, Jantina de Vries, Nakita Laing, Alexia Joachim, Rezeen Daniels, Mpiko Ntsekhe, Christopher T Hugo-Hamman, Bernard Gitura, Stephen Ogendo, Peter Lwabi, Emmy Okello, Albertino Damasceno, Celia Novela, Ana O Mocumbi, Geoffrey Madeira, John Musuku, Agnes Mtaja, Ahmed ElSayed, Huda HM Alhassan, Fidelia Bode-Thomas, Christopher Yilgwan, Ganiyu Amusa, Esin Nkereuwem, Nicola Mulder, Raj Ramesar, Maia Lesosky, Heather J Cordell, Michael Chong, Bernard Keavney, Guillaume Paré, Mark E Engel, RHDGen Network Consortium† (Lippincott Williams & Wilkins, 2023)
      The genetics of rheumatic heart disease (RHDGen) Network was developed to assist the discovery and validation of genetic variations and biomarkers of risk for rheumatic heart disease (RHD) in continental Africans, as a ...

    • Rationale, Design, and the Baseline Characteristics of the RHDGen (The Genetics of Rheumatic Heart Disease) Network Study† 

      Tafadzwa Machipisa, , Chishala Chishala, , Gasnat Shaboodien, Liesl J. Zühlke, Babu Muhamed, Shahiemah Pandie, Jantina de Vries, , Nakita Laing, Alexia Joachim, RN Rezeen Daniels, Mpiko Ntsekhe, Christopher T. Hugo-Hamman, Bernard Gitura,Stephen Ogendo, Peter Lwabi, , Emmy Okello, Albertino Damasceno, Celia Novela, RN, Ana O. Mocumbi, Geoffrey Madeira, John Musuku, Agnes Mtaja, , Ahmed ElSayed, Huda H.M. Alhassan, Fidelia Bode-Thomas, Christopher Yilgwan, Ganiyu Amusa, Esin Nkereuwem, Nicola Mulder, Raj Ramesar, Maia Lesosky, Heather J. Cordell, Michael Chong, Bernard Keavney, BM,, Guillaume Paré, Mark E. Enge (AHA, 2023)
      BACKGROUND: The genetics of rheumatic heart disease (RHDGen) Network was developed to assist the discovery and validation of genetic variations and biomarkers of risk for rheumatic heart disease (RHD) in continental ...

    • (Re)Designing Land Tenure to Meet Housing Needs of The Urban Poor: Implementing Community Land Trusts In Kenya 

      Midheme, Emmanuel Paul Ooko (Planum Association, 2013)
      The sheer pace of urbanisation in Kenya today far outstrips the ability of the state to provide housing for the ever-expanding urban population. Implicated in this housing crisis are existing forms of land and housing ...

    • Re-imagining teacher education for a post-pandemic future 

      Asha Kanwar, Betty Ogange (Commonwealth of Learning (COL), 2021)
      To help Commonwealth governments and institutions use technologies to improve and expand learning for sustainable development

    • Reachability in complete t-ary trees 

      Abayo, Sylvester Arthur; Okoth, Isaac Owino; Kasyoki, Donnie Munyao (Annals of Mathematics and Computer Science, 2023-10-01)
      Mathematical trees such as Cayley trees, plane trees, binary trees, noncrossing trees, t-ary trees among others have been studied extensively. Reachability of vertices as a statistic has been studied in Cayley trees, plane ...

    • Reachability results in labelled t-ary trees 

      Isaac Owino Okoth, Albert Oloo Nyariaro (Open Journal of Mathematical Sciences, 2021)
      In this paper, we prove some new formulas in the enumeration of labelled t-ary trees by path lengths. We treat trees having their edges oriented from a vertex of lower label towards a vertex of higher label. Among other ...

    • Reaching youth with the peace message 

      Michael Owiso (Dr. Gerald J. Wanjohi, 1995)
      The youth in the world and particularly in Africa, are seen to be the most active in the different wars of our times. In Rwanda, images of young people were anstantly featured on our T. V screens, canying guns and executing ...

    • Reaction of Some Coffea arabica Genotypes to Strains of Colletotrichum kahawae, the Cause of Coffee Berry Disease 

      C. O. Omondi P. O. Ayiecho A. W. Mwang'ombe H. Hindorf (Blackwell Publishing Ltd, 2000-01-01)
      Pathogenicity tests were performed on 11 genotypes of Coffea arabica using single‐isolate suspensions of Colletotrichum Kahawae obtained from 90 monoconidial isolates. The objective of this study was to estimate the ...

    • Reactions of Methyl Iodide and Halopropanes with Na0 Treated and Untreated NaX and NaY Zeolites 

      Charles W Kanyi, Ka King Yan, Chrispin O Kowenje, Charles Wairagu Kanyi (Cambridge University Press, 2005)
      Products formed from reactions of methyl iodide, 1-chloropropane, 1-iodopropane and 1-bromopropane with Na0 treated and untreated NaX and NaY zeolites were studied using solid state 13C NMR and IR spectroscopy. At room ...

    • Reactive case detection of Plasmodium falciparum in western Kenya highlands: effective in identifying additional cases, yet limited effect on transmission 

      Aidoo, Ebenezer K; Afrane, Yaw A; Machani, Maxwell G; Chebore, Winnie; Lawson, Bernard W; Atieli, Harrysone; Kariuki, Simon; Lee, Ming-Chieh; Koepfli, Cristian; Zhou, Guofa; Githeko, Andrew K; Yan, Guiyun (BioMed Central, 2018-03-13)
      Background: Identifying asymptomatic reservoirs of malaria parasites using index cases as entry points into the community is potentially a cost-efective way towards achieving malaria elimination. Methods: Within 1 year, ...

    • Reading Literacy in relation to patterns of academic achievement in Kenya 

      AGAK, John Oduor (UMEA, 1995)
      How is reading literacy related to academic achievement among 14 year old students in Kenya? This was the main issue in focus for the present study. The lEA Reading Literacy Test was used for measuring reading literacy ...

    • Reading Literacy in Relation to Patterns of Academic Achievement. 

      John Odwar Agak (1995)
      How is reading literacy related to academic achievement among 14 year old students in Kenya? This was the main issue in focus for the present study. The International Evaluation and Educational Assessment Association ...

    • Real Effective Exchange Rate Volatility and Its Impact on Foreign Direct Investment in Kenya 

      Alphonce Odondo and Destaings Nyongesa Wanyama Silvester Mackton (AJEBA, 2018-05)
      A country’s real effective exchange rate (REER) is an important determinant of the growth of cross-border trading and it serves as a measure of its international competitiveness. Studies that have focused on the relationship ...

    • Real Effective Exchange Rate Volatility and Its Impact on Foreign Direct Investment in Kenya 

      Alphonce Odondo and Destaings Nyongesa Wanyama Silvester Mackton (Asian Journal of Economics, Business and Accounting, 2018)
      on foreign direct investment in Kenya. Findings of this study will add value to the Dornbusch overshooting model, production flexibility and risk aversion theories and partial and general equilibrium theories and will ...

    • Real effective exchange rate volatility and its impact on selected macroeconomic performance Indicators in Kenya 

      WANYAMA, Silvester Mackton (Maseno University, 2018)
      ABSTRACT A country’s extent of real effective exchange rate (REER) volatility serves as a measure of its international competitiveness. Kenya has often witnessed fluctuations in foreign exchange market. Kenya’s economic ...

    • Real- Time Human Immunodeficiency Virus test Analyzer Based on Digital Image Processing 

      ADEM, Jack Abibo (Maseno University, 2011)
      Manykinds of HIV testing kits have recently become available to be used in determining whetheran individual's blood contains HIV virus or not. In the determine method of the HIV rapidtestprocedure, when a drop of blood is ...

    • Recent Influences of Anthropogenic Activities and Seasons on Heavy Metal Distribution in Shoreline Sediments in Lake Victoria Near Kisumu City, Kenya 

      Kiema, Francis M; Owuor, Philip O; Kapiyo, Raphael JA (Journal of Environmental Analytical Chemistry, 2017)
      The Winam Gulf on Lake Victoria around Kisumu city has seen increase in anthropogenic activities. The activities discharge pollutants, especially heavy metals into the lake. The heavy metals sink into sediments, which ...

    • Recent advances in the use of Tithonia diversifolia green manure for soil fertility management in Africa: A review 

      PA Opala (Agricultural Research Communication Centre, 2020)
      Tithonia biomass transfer was presented as a technology that would replenish infertile soils, enhance food security and eradicate poverty in Africa in the 1990s. Since then, a huge volume of research has been conducted ...

    • Recent advances towards understanding and managing Kenyan acid soils for improved crop production 

      Peter Kisinyo, Valerie Adema Palapala, Samuel Gudu, PA Opala, Caleb Othieno, JR Okalebo, AN Otinga (African Journal of Agricultural Reseach, 2014-06-18)
      This review focused on the efforts made to understand and manage Kenyan acid soils by use of inorganic, organic materials (OMs) and crop germplasms tolerant to soil aluminium (Al) toxicity and/or low soil available phosphorus ...