Browsing Journal Articles by Title
Now showing items 3820-3839 of 3929
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Validated RP-UHPLC PDA and GC–MS methods for the analysis of psychoactive alkaloids in Sceletium tortuosum
(Elsevier, 2012)Anecdotal evidence indicates that Sceletium tortuosum has been used as a psychoactive preparation for several centuries. The psychological activity is attributed to the production of mesembrine-type alkaloids (mesembrenol, ... -
Validating Biosecurity Principles for Indigenous Chicken Scale
(Horizon Research Publishing, 2013-08)Indigenous chicken are populous in most developing countries, supporting the livelihoods of many rural folks yet are produced under very low or no biosecurity principles, leading to low productivity. Consumers on the ... -
Validating Measures in Business Research: Practical Implications
(2015-08-31)Instrument validity, though at the heart of quantitative business research, has not been adequately treated by novice researchers and advisors alike, potentially invalidating otherwise good research. This paper ... -
Validating Measures in Business Research: Practical Implications
(2015-08-31)Instrument validity, though at the heart of quantitative business research, has not been adequately treated by novice researchers and advisors alike, potentially invalidating otherwise good research. This paper ... -
Validating Measures in Business Research: Practical Implications
(2015)Instrument validity, though at the heart of quantitative business research, has not been adequately treated by novice researchers and advisors alike, potentially invalidating otherwise good research. This paper ... -
Validating Measures in Business Research: Practical Implications
(2015-08-31)Instrument validity, though at the heart of quantitative business research, has not been adequately treated by novice researchers and advisors alike, potentially invalidating otherwise good research. This paper reviews ... -
Validation of Chloe SED, a Low-Cost, Reusable Syringe Extension Device for the Provision of Paracervical Analgesia [A21]
(LWW, 2022)Women in Kenya and other low- and middle-income countries often do not receive analgesia during manual vacuum aspiration (MVA). This pilot study evaluated the efficacy of a novel, ultra-low-cost syringe extension device ... -
Validation of Chloe SED, a Low-Cost, Reusable Syringe Extension Device for the Provision of Paracervical Analgesia [A21]
(LWW, 2022)Women in Kenya and other low- and middle-income countries often do not receive analgesia during manual vacuum aspiration (MVA). This pilot study evaluated the efficacy of a novel, ultra-low-cost syringe extension device ... -
Validity/Reliability of PHQ-9 and PHQ-2 Depression Scales Among Adults Living with HIV/AIDS in Western Kenya
(Journal of General Internal Medicine, 208)Background Depression greatly burdens sub-Saharan Africa, especially populations living with HIV/AIDS, for whom few validated depression scales exist. Patient Health Questionnaire-9 (PHQ-9), a brief dual-purpose instrument ... -
Validity/reliability of PHQ-9 and PHQ-2 depression scales among adults living with HIV/AIDS in western Kenya
(Springer-Verlag, 2009-02-01)Background Depression greatly burdens sub-Saharan Africa, especially populations living with HIV/AIDS, for whom few validated depression scales exist. Patient Health Questionnaire-9 (PHQ-9), a brief dual-purpose instrument ... -
valuation for resistance to the spotted stem borer, Chilo Partellus, in a maize (zea mays L.) population. Maize Production Technology for the Future: Challenges and Opportunities. Proceedings of the Eastern and Southern Africa Regional Maize Conference, 6; Addis Ababa (Ethiopia); 21-25 Sep 1998.
(Centro Internacional de Mejoramiento de Maiz y Trigo (CIMMYT), Mexico DF (Mexico)., 1999)AGenetic variability and predicted responses to S2 and testcross selection methods were studied in an open-pollinated variety resistant to the spotted stem borer,(Chilo partellus Swinhoe). Evaluation after one cycle of ... -
Value chain and marketing margins of cassava: An assessment of cassava marketing in northern Uganda
(African Journal of Food, Agriculture, Nutrition and Development, 2018-04-20)Cassava is one of the emerging market oriented agricultural commodities with potential to contribute to improved livelihoods of smallholder farmers in Uganda. Besides being a food crop, cassava is attracting more attention ... -
VAR2CSA Serology to Detect Plasmodium falciparum Transmission Patterns in Pregnancy
(CENTERS DISEASE CONTROL & PREVENTION, 2020)Pregnant women constitute a promising sentinel group for continuous monitoring of malaria transmission. To identify antibody signatures of recent Plasmodium falciparum exposure during pregnancy, we dissected IgG responses ... -
Variability of overhead volatile organic compounds in clonal tea (Camellia sinensis) and their influence on red crevice mite (brevipalpus phoenicis geijskes) infestati...
(2016)Tea production in Kenya is under threat due to red crevice mites (Brevipalpus phoenicis) infestations during droughts. Cultural pests control practices, eg use of resistant/tolerant cultivars are used in their control ... -
Variability of VTEC Gradient and TEC Rate Index Over Kisumu, Kenya During Selected Quiet and Storm Days of 2013 and 2014
(Science Publishing Group, 2019)Vertical Total electron content (VTEC) gradient or rate of change of TEC (ROT) and total electron content (TEC) rate index or rate of change of TEC index (ROTI) can directly be estimated from receiver independent exchange ... -
VARIANCE COMPONENTS AND GENETIC PARAMETER ESTIMATES UNDER VARYING DEFINITIONS OF CONTEMPORARY GROUPS
(KARI, 2010)A total of 19 385 test day (TD) milk yield records were used to determine the effect of contemporary group (CG) on estimates of variance components and genetic parameters for test day milk yield (TMY) data of Sahiwal ... -
Variation and Repeatability of Natural Antibodies Against Keyhole Limpet Hemocyanin of Indigenous Chicken of Kenya
(2016-10-21)The immune system is designed to provide protection to the body by combating a plethora of pathogenic micro-organisms. Identifying animals with a natural ability to make superior immune responses reduces disease occurrences, ... -
Variation for adaptability to dryland conditions in sorghum
(African Crop Science Society, 1996)African Crop Science Journal Vol.5. No.2, pp.127-138 1997 Variation for adaptability to dryland conditions in sorghum G.O. OMANYA, P.O. AYIECHO and J.O. NYABUNDI Code Number: CS96049 Sizes of Files: Text: 33.9K Graphics: ... -
Variation in Branching Pattern and Length of Brachial Artery among Black African Population
(International Journal of Innovative Science and Research Technology, 2023-06-06)As the main arterial supply of the upper limb, the normal documented branching pattern of brachial artery is by bifurcation of its terminal branches into radial and ulnar arteries, but due to variations in studies done, ... -
Variation in catechin composition of popularly cultivated tea clones in East Africa (Kenya)
(2013)Variation in catechin composition of popularly cultivated tea clones in East Africa (Kenya)