Articles
Page 8 of 1212, showing 50 records out of 60567 total, starting on record 351, ending on 400
December 2020
African Journal of Medical and Health Sciences
Evaluating the effect of highly active antiretroviral therapy on visual acuity and intraocular pressure among HIV/AIDS patients in Kano State, Nigeria
Highly Active Anti-Retroviral Therapy (HAART) has been effective in reducing rapidly progressive retinopathies, there are other ocular manifestations of HIV and ocular side effects of HAART which are yet to be determined and evaluated. The aim of this study was to investigate and evaluate the effect of HAART on Visual Acuity (VA) and Intraocular Pressure (IOP) among HIV/AIDS patients in Kano State, Nigeria. This was a...
December 2020
African Journal of Medical and Health Sciences
Quality of health care service assessment using Donabedian model in East Gojjam Zone, Northwest Ethiopia, 2018
Donabedian model health care quality assessment measures the difference between expected and actual performance to identify gaps in the health care system, which would serve as a starting point for quality improvement activities. So, the aim of this study was to assess the level of quality of health care with respect to structural settings, actual process of care, and outcomes of care. Institutional based both...
December 2020
African Journal of Agricultural Research
Effects of two growth hormones and three manure formulas on a variety of papaya (Carica papaya L.) in the Sudano-Sahelian zone of Mali
This study was conducted in the orchard of the Rural Polytechnic Institute for Training and Applied Research (IPR / IFRA) in Katibougou to assess the growth and production of solo papaya (Carica papaya L., 2n = 18) in Sudano-Sahelian zone of Mali as well as the effects of the hormone and manuring formulas. A split plot device, comprising 2 factors with 3 levels of variation each, was used. The main factor was the...
December 2020
African Journal of Agricultural Research
Estimation of magnitudes of heterosis for grain yield and yield contributing traits of conventional maize (Zea mays L.) single cross hybrids
This study was initiated with the objective of estimating magnitude of heterosis of selected conventional maize inbred lines. Ten elite inbred lines were selected based on over per se performances. The crosses were done in a 10 x 10 half-diallel mating design to produce 45 F1 single crosses hybrids during 2016. The experiment was conducted at Bako National Maize Research Center in 2017 main cropping. The experimental...
December 2020
African Journal of Agricultural Research
Limestone application effects on common bean (Phaseolus vulgaris L.) yield and grain iron and zinc concentration on a Ferralsol soil in Uganda
Soil acidification has major ramifications on crop production because low pH soils are less productive. The objective of this study was to determine the effect of limestone application on yield and grain iron (Fe) and zinc (Zn) concentration in newly released high iron and zinc, drought resilient varieties of common bean (NAROBEAN 1 and 3). Using a split-plot in time design, an experiment was set up using three common...
December 2020
African Journal of Business Management
The social side of IPOs: Twitter sentiment and investors’ attention in the IPO primary market
Despite in recent years the impact of market sentiment on the performance of listing firms has gained increased attention from academics and professionals, a research question that remains uncovered deals with how the retail investor sentiment and attention might impact the IPO pricing in the primary market. This analysis proposes a stochastic frontier model approach on a sample of 412 US firms listed between 2010 and...
December 2020
African Journal of Agricultural Research
Use of unmanned aerial vehicles (UAV) as an innovation in agriculture
Facing up with the effects of climate change, increasing human population, reduction of natural resources, and degradation of soils the agricultural sector has the challenge of meeting the world's demand for food. In this scenario, the interest of scientific communities for the use of Unmanned Aerial Vehicles (UAV) in the agricultural sector has increased in recent years. The aim of this article is to provide a...
December 2020
African Journal of Agricultural Research
Managed bees as pollinators and vectors of bio control agent against grey mold disease in strawberry plantations
Pollination by bees and other animals significantly increase both crop yields and quality. Bees also support the transfer of bio-control agents for suppression of crop pests and diseases through bio-vectoring technology that has not been applied in Africa. Two farms were set up to test the ability of managed bees to disseminate Trichoderma harzianum to control Botrytis cinerea, on strawberries. At on-station farm, three...
December 2020
Journal of Soil Science and Environmental Management
Effect of rhizobial inoculation combined with phosphorus fertilizer on nitrogen accumulation, growth and yield of soybean in Benin
The objective of this study was to determine the amount of phosphorus application needed for the Bradyrhizobium inoculation to improve soybean N uptake and grain yield. Two factors were investigated: inoculation with Bradyrhizobium diazoefficiens strain USDA 110 and application of phosphorus fertilizer with different doses (0; 50; 100 and 150 kg ha-1 P2O5). Trials were carried out in two agro-ecological zones (ZAE) in...
December 2020
Journal of Agricultural Extension and Rural Development
Effects of soil organic resource management practices on crop productivity and household income in Chipata district of Zambia
Soil organic resource management practices such as use of green manure, cover crops, improved fallows, mulch, animal manure, compost and residue retention are options that promote the environment and potentially increase farmer crop yields and income. However, there have been low levels of adoption of most of these practices, and their ability to improve crop yields and farmer income has come into question. The...
December 2020
International Journal of Vocational and Technical Education
Effect of students’ industrial work experience scheme on students’ readiness for world of work
The research on effect of students’ industrial work experience scheme on students’ readiness for world of work in Nigeria was undertaken to find out whether students’ industrial work experience scheme (SIWES) has any significant effect on students learning and readiness for life of work with respect to knowledge, skill and attitude improvement while on internship in the industry. The study was designed...
December 2020
Journal of Agricultural Extension and Rural Development
Modernizing extension services to improve rice productivity: Lessons from Ghana’s planting for food and jobs program
The Government of Ghana introduced Planting for Food and Jobs (PFJ) program in 2017 to help raise farm productivity, improve food security, create jobs and modernize agriculture. Among the core pillars of PFJ program include the provision of modernized extension service to farmers. This study analyzed the productivity difference between beneficiaries and non-beneficiaries of the modernized extension service among rice...
December 2020
Journal of Agricultural Extension and Rural Development
Survey on indigenous knowledge of farmers in identifying enset varieties at Labu Koromo Kebele in Dore Woreda, Sidama Zone
Enset is a multipurpose plant, of which every part is thoroughly utilized, cultivated, as a food and crop only in Ethiopia, particularly in the southern and southwestern parts of the country. The main objective of this research is to assess the indigenous knowledge of farmers for identifying the different enset varieties grown in Labu Koromo kebele, Dore woreda. The data were collected using open and close ended...
December 2020
Journal of Development and Agricultural Economics
Economic resources utilisation in maize production: Evidence from Central Region, Ghana
This study was undertaken to improve the efficiency of maize farming in the Central Region of Ghana. A stochastic frontier cost function, applied to cross-sectional data, was used to analyse firm level cost efficiency of production and its determinants. Efficiency of resource utilization was analysed using marginal value product of inputs. Results from the Cobb-Douglas stochastic cost frontier model and a farm-specific...
December 2020
Journal of Development and Agricultural Economics
Analyzing the determinants for the adoption of good practices as regards climate change adaptation in the Northern region of Burkina Faso
Unfavorable agro-climatic and edaphic conditions have led to the development of many adaptation strategies to climate change in the northern region of Burkina Faso. This study analyzed the determinants of goods practices adoption as regards adaptation to climate change (GPACC). It used panel data (2016-2018) collected from a sample of 1,221 women and 335 men within the operational farmer’s organizations in the...
December 2020
Journal of African Studies and Development
Re-examining the philosophy of constitutionalism and Governance in the Gadaa Republic of the Oromo People in the Horn of Africa
Constitution and government are the different faces of the same coin in any political ideology; since a constitution is an instrument through which a government governs its citizens. However, a constitution may be either a democratic one; or an undemocratic one. Accordingly, the legitimacy of a constitution is based on its making process, contents, and practices in a certain state. Thus, if its making process is...
December 2020
Journal of the Nigeria Society of Physiotherapy
Health policy development and implementation in Nigeria: The role of physiotherapists
This article discussed the historical context of health policy development in Nigeria and the roles physiotherapists can play in its implementation. It also proposed a conceptual framework on the connection between physiotherapy and health policy development and the plausible physical therapy services within the Nigerian national health policy agenda. The issues raised are a call to action for Nigerian physiotherapists...
December 2020
Journal of Medicinal Plants Research
Myrothamnus flabellifolius attenuates streptozotocin-high energy diet-induced type 2 diabetes in male sprague dawley rats
Several medicinal plants have anti-diabetic properties and can be considered as an alternative therapy because of their actions which are like those of conventional antidiabetic drugs. In this study, we investigated Myrothamnus flabellifolius (MF) ethanol: water (70:30) extract for its possible anti-diabetic potential in streptozotocin-high energy diet (STZ-HED) induced type 2 diabetes mellitus (T2DM) rats and its...
December 2020
Educational Research and Reviews
Performance rankings in education: Implications for policy and practice
In recent decades, school performance ranking (or ‘league table’) have become a common feature of many education systems in the world. The ranking is usually published by government and news agencies in an attempt to measure and compare the relative performance of individual schools against a number of criteria, including academic performance. This paper reports parts of larger case study that set out to...
December 2020
Journal of Physical Education and Sport Management
Knowledge on doping among football athletes, coaches and sponsors in Malawi
The use of banned performance enhancing substances (PES) among athletes continues to be a major challenge in sport. This study evaluated the knowledge of football athletes, coaches and sponsors about doping in Malawi. The specific aspects of knowledge investigated included types of doping substances, sources of information on doping substances, reasons for doping, and consequences of doping on football athletes. The...
December 2020
Journal of Engineering and Technology Research
Tractor fuel consumption dependence on speed and height of ridging on a sandy loam soil
The effect of tractor forward travel speed and ridge height on the amount of fuel consumed by a tractor during ridging operation on a sandy loam soil in a humid tropical environment was investigated. The investigation was the Agricultural Development Programme farm at Rumuodumanya, Rivers State, Nigeria. The experimental plot of 160 by 32.5 m, totaling 5,200 m2, was divided into three major blocks; and further...
December 2020
Journal of Development and Agricultural Economics
Relative profit efficiency of Anchor Borrowers Programme (ABP) beneficiary and non-beneficiary rice farmers in Kebbi State, Nigeria
Profit efficiency refers to the extent at which a firm makes not only profit but its ability to maximize profit. A comparative analysis was conducted to evaluate the profit efficiency of Anchor Borrowers Programme (ABP) beneficiary and non-beneficiary rice farmers in Kebbi State, Nigeria. Multistage sampling technique was used to select 499 ABP beneficiary and non-beneficiary rice farmers each giving a sample size of...
December 2020
International Journal of Nursing and Midwifery
Factors associated with intention to use epidural analgesia during labour among pregnant women attending antenatal clinic of a tertiary health institution in Southwestern Nigeria
Childbirth is perhaps, the most painful experience encountered by most women and just like other forms of pain, the experience of labour pain is unique to individual women, so it is only the woman in labour who can describe the extent of pain she is going through. This study assessed the perceptions, attitude, intention to use, also predict factors that influence intention to use epidural analgesia among pregnant women...
December 2020
African Journal of Agricultural Research
Farmers’ preferences towards breeding objective for indigenous chickens in different agro-ecologies of Ethiopia
A study was conducted in different agro-ecologies of Ethiopia with the objective of understanding the farmers’ preferences towards breeding objectives in indigenous chickens. For the interview, 245 households (60 from lowland, 100 from midland and 85 from highland) were randomly selected. Farmers in lowland had significantly (p<0.05) lower chicken populations while comparing with the remaining agro-ecologies....
December 2020
African Journal of Agricultural Research
Effect of ploughing and weeding frequencies on growth, yield and yield components of Teff [Eragrostis tef (Zucc.) Trotter] in Mirab Abaya Area, Southern Ethiopia
Inappropriate ploughing and weed control practices are among the major limiting factors for teff productivity in Ethiopia. Hence, this study was conducted to evaluate the effect of ploughing and weeding frequencies on growth and yield of teff varieties in Mirab Abaya district of southern Ethiopia during short cropping season of 2019. The treatments as combinations of three levels of ploughing (ploughing six times, four...
December 2020
African Journal of Agricultural Research
Effects of impurity on the efficiency of a legume threshing machine
A motorized legume thresher was redesigned to utilize coefficient of friction to separate grains from impurities, the thresher performance was evaluated and best combination of parameters for highest separation efficiency determined. The study was carried out using a randomized design of three batch weights (BW): 100, 150 and 200 g, four surfaces (S) mild steel, plywood, rubber carpet and rug at an angle of inclination...
December 2020
African Journal of Agricultural Research
Effects of genotypes and sowing time on phenology and yield performance traits of tef [Eragrostis tef (Zucc.) Trotter] in low moisture stress environments
Tef (Eragrostis tef (Zucc.) Trotter) is among the most important cereals in Ethiopia in terms of both acreage and production. However, its productivity is relatively low as compared to other cereals mainly due to drought and climate variability coupled with lack of drought tolerant varieties. A field experiment was conducted with the objectives of assessing the effects of genotypes and sowing dates on the growth and...
December 2020
African Journal of Agricultural Research
Foliar and time of application of silicon and the effect on rice yield components, productivity and seed quality
The application of silicon (Si) has been beneficial to several cultures, mainly those considered Si accumulators, such as rice. Thus, in most cases Si is supplied via soil. However, it has been found that foliar application and small amounts of the element can be a viable alternative for its supply to plants. The objective of the present work was to evaluate the foliar application times of different silicon sources on...
December 2020
International Journal of Fisheries and Aquaculture
Water activity, microbial and sensory evaluation of smoked fish (Mormyrus caschive and Oreochromis niloticus) stored at Ambient Temperature, Terekeka-South Sudan
The effect of smoking kilns on water activity, microbial load and sensory attributes was evaluated to adopt suitable technology that maintains the quality of fish in South Sudan. A total of 300 fresh Mormyrus caschive and Oreochromis niloticus were purchased, 36 fresh samples were iced and the remaining 264 fish samples were divided into two batches for pit and chorkor smoking. The experiment was done twice in a...
December 2020
Educational Research and Reviews
Ecocritical approach to children’s literature: Example of “I am a Hornbeam Branchâ€
Eco-criticism determines how the relationships of each element belonging to the field of being outside the human beings with each other and their environment are depicted in literary texts, the approach of literature to these relationships, as well as the forms of discourse in which a human being can direct through language. The aim of this study is to examine the children book entitled I Am a Hornbeam Branch by Hasan...
December 2020
Educational Research and Reviews
The impact of the ein supported math education on students’ achievement and opinions in 5th grade geometry teaching
The aim of this study is to observe the effect of Education and Informatics Net (EIN) supported math teaching on students’ success in geometry teaching 5th grade level and to observe students’ comments on EIN. This study was conducted in the 2nd term of 2018-2019 school year. Both qualitative and quantitative research methods were implemented. Pre-test and post-test controlled grouped quasi-experimental...
December 2020
African Journal of Agricultural Research
Release of fenugreek (Trigonella foenum-graecum L.) Variety “Bishoftuâ€
Even if there are released Fenugreek varieties in Ethiopia, there is no variety specifically for color quality purpose. This study was conducted based on the objective of evaluation of different colored Fenugreek germplasm for yield and market preference in Ethiopia. Evaluation and preliminary variety trial were conducted at Debrezeit, Chefe donsa and Akaki locations. While national variety trial was conducted at...
December 2020
Journal of Public Health and Epidemiology
Meteorological factors associated with a high prevalence of leishmaniasis in Nicaragua
Nicaragua has an alarmingly high prevalence of cutaneous (CL) and mucocutaneous (MCL) leishmaniasis in recent years with environmental factors creating a perfect habitat for vector-mammalian reservoirs and transmission of the parasite. The aim of this study is to identify environmental risk factors that may play a role in the high prevalence of CL in Nicaragua. The epidemiological, clinical, and tissue sample diagnosis...
December 2020
African Journal of Agricultural Research
Phenological and grain yield response of hybrid maize varieties, released for differing agro-ecologies, to growing temperatures and planting dates in Ethiopia
Growing temperatures and planting dates affect phenology and grain yields of maize varieties and farmers have to choose suitable varieties that fit into different planting dates and growing temperatures. A field experiment was conducted to investigate the response of different hybrid maize varieties to different growing temperatures through growing the varieties at different locations varying in altitudes (low land, mid...
December 2020
African Journal of Biotechnology
Comparative studies on the antimicrobial, chemical and biochemical contents of the foliar extracts of Capsicum fructescens L. varieties
Capsicum fructescens is a variety of Capsicum with much nutritional and therapeutic usefulness. This study is aimed at investigating the antimicrobial, chemical and biochemical properties of C. fructescens. The biochemical, mineral and phytochemical analyses of the extract were carried out using standard methods. The organic contents of the extracts were determined by GCMS to identify its bioactive constituents which...
December 2020
Journal of the Nigeria Society of Physiotherapy
Comparative effects of aerobic exercise training and incentive spirometry on selected cardiopulmonary parameters in apparently healthy elderly
Individuals that are above 60 years old have decreased functions of several organs, such that the lungs can lose greater than 40% of their capacity over time and a significant reduction in cardiopulmonary muscle strength and endurance. However, some of these changes can be negated by lifestyle modification. This study compared the effects of aerobic exercise training and incentive spirometry on selected cardiopulmonary...
December 2020
African Journal of Plant Science
Evaluation of wheat genotypes (Triticum aestivum L.) for yield and yield characteristics under low land area at Arba Minch, Southern Ethiopia
The objective of this research was to evaluate wheat genotypes for yield and yield characteristics under the low land area of Arba Minch, Southern Ethiopia. A field experiment was conducted with 27 bread wheat genotypes in a randomized complete block design with two replications at Amibara Farm, Arba Minch from March to June 2020. Varieties differed significantly (p<0.01) for the yield related characters and yield....
December 2020
African Journal of Plant Science
Morphological studies on legume and hilum in seven species of Vigna Savi (Fabaceae)
In this study of different taxa of genus Vigna the macro and micromorphological characters were investigated. These taxa collected from different countries (3 cultivated and 8 annual or perennial herbs) representing 7 species of this genus, namely: Vigna radiate, Vigna trilobata, Vigna vexillata, Vigna caracalla, Vigna pubescens, Vigna unguiculata, and Vigna luteola. Legume features such as shape, colour, size, surface...
December 2020
African Journal of Pharmacy and Pharmacology
Patterns of prescription and inappropriate medications use in elderly patients of Makkah community in Saudi Arabia
Polypharmacy and the prescription of inappropriate medications are common in elderly patients due to the high rate of morbidity in this population. However, this information is scarce about patients in this age group in Saudi Arabia. In general, this study was conducted to investigate the drug prescriptions in elderly patients in Makkah city of Saudi Arabia. This topic threw light mainly on the pattern of drug...
December 2020
International Journal of Livestock Production
Effect of garlic (Allium sativum) and onion (Allium cepa L.) extract chitosan nanoparticles on antioxidant enzymes activities and relative weight of visceral organs of rainbow rooster chicken
Poultry meat is susceptible to oxidation but increased antioxidant enzyme increases its availability in muscle during processing and storage. In livestock, synthetic antioxidant has some side effects; plant polyphenols can enhance the level of antioxidant enzymes but they are in-active in the gut of chicken and therefore, nanotechnology can be of importance in augmenting the stability of polyphenols. In the study,...
December 2020
Journal of the Kenya Counselling and Psychological Association
Employee counseling and performance of employees in commercial banks in Kenya
The study sought to determine the extent to which employee counselling programs affected employee performance within the commercial banks in Kenya. It was guided by positivist philosophy and used descriptive research design targeting 30,903 employees of the 43 banks. Proportionate stratified combined with purposive sampling was used to identify 395 respondents. Reliability and validity of the instrument was tested using...
December 2020
African Journal of Food Science
Development and characterization of cake made with a mixture of cowpea and rice flours
This study developed a cake recipe based on a flour mixture of cowpea and rice. Four formulations with different percentages of cowpea flour (CF) and rice flour (RF) (0% CF + 100% RF, 10% CF + 90% RF, 20% CF + 80% RF, 30% CF + 70% RF) were developed. Microbiological, physicochemical and sensory evaluations were performed. Tasters preferred the mix formulation containing 10% of cowpea and 90% of rice (p < 0.05), that...
December 2020
African Journal of Food Science
Physicochemical and sensory properties of bread with sweet potato flour (Ipomea batatas L.) as partial replacer of wheat flour supplemented with okra hydrocolloids
The effects of partial substitution for wheat flour with sweet potato flour and the incorporation of aqueous okra hydrocolloid extract on the physicochemical and sensory characteristics of wheat bread processing was evaluated. Six breading formulations were prepared with substitution of 10, 20 and 30% wheat flour by sweet potato flour with or without incorporation of aqueous okra hydrocolloid extract of 0.5, 1.0 and...
December 2020
African Journal of Agricultural Research
Effect of methyl jasmonate on Acacia senegal (Hashab trees) production and characteristics of gum
The study aimed to investigate the effect of the application of different concentrations of Methyl Jasmonate (JA-Me) on yield and quality of gum in Hashab (Acacia senegal) trees. Moreover, also studied the anatomy of the treated trees, and characteristics of gums produced. The study was carried out in two locations, Gedarif State (high rainfall area-clay soil) and North Kordofan State (low rainfall area- sand soil) in...
December 2020
African Journal of Agricultural Research
Correlation between Arbuscular Mycorrhiza (AM) fungi and plant growth of two cassava (Manihot esculenta Crantz) clones under Bentex ‘T’(Benomyl+Thiram) soil treatments
Growth response of two clones of Manihot esculenta Crantz (Cassava), TMS 30555 and TMS 30572 to Bentex T soil treatment was studied. Mycorrhizal root colonization in relation to growth parameters such as stomata size, plant water content, plant foliation, as well as height and stem circumference was examined. Bentex T, a fungicide which could be used to limit the growth of Arbuscular Mycorrhizal (AM) fungi was added to...
December 2020
African Journal of Agricultural Research
Effects of DEM resolution on the RUSLE-LS factor and its implications on soil and water management policies through the land cover seasonality
This study aimed to demonstrate the effects of spatial resolution in modeling water erosion by the Revised Universal Soil Loss Equation (RUSLE). In this study, three specific objectives were defined: Evaluation of the effect of the geographic information source on water erosion, seasonal effects on the potential production of sediments, as well as public policies concerning the different scenarios. The topographic...
December 2020
African Journal of Agricultural Research
Genetic diversity of elite wheat mutant lines using morphological characters and molecular markers
Genetic diversity is the material basis for crop improvement. The genetic diversity of 17 wheat genotypes was evaluated using 25 agro-morphological characters and 10 simple sequence repeat (SSR) markers. The objective of this study was to determine the genetic diversity of elite stem rust resistant mutant lines in comparison with their adaptable but susceptible parent varieties using morphological traits and molecular...
December 2020
Journal of Soil Science and Environmental Management
Modifications induced in soil physicochemical properties by repeated fire for different fuel load treatment in a West African savanna-woodland
Fire is known to stimulate growth of savanna vegetation, promote species’ diversity, and regulate tree and grass balance. However, the timing and frequency at which savannas are burned and the fuel properties can affect residual soil nutrient content and, ultimately, productivity. The objective of this study is to characterize changes in soil physical and chemical properties in a savanna-woodland subject to...
December 2020
African Journal of Environmental Science and Technology
Influence of particle size and total organic carbon on heavy metal concentrations in sediments of Lake Baringo, Kenya
Heavy metals impair water and sediment quality and thus, can cause adverse impacts on aquatic organisms especially when they exceed the recommended threshold levels. Heavy metal concentrations in water and sediments are a reflection of the anthropogenic activities on the watershed as well as the geology of the area. Metal concentrations and subsequently their bioavailability are influenced by the sediment...
December 2020
African Journal of Environmental Science and Technology
Spatio-temporal characterization of the physico-chemical quality of groundwater: Case of the Lobo watershed (Centre-west of Côte d'Ivoire)
Drinking water supply to rural communities is increasingly relying on finding groundwater. However, groundwater resources, although believed to be safe and free of pollution, are subjects to local and diffusive pollution. This work aims at assessing the groundwater quality in the Lobo catchment area in Nibéhibé and addressing the mineralization phenomena. To achieve such an objective, a statistical...
Page 8 of 1212, showing 50 records out of 60567 total, starting on record 351, ending on 400
