Articles
Page 8 of 1252, showing 50 records out of 62596 total, starting on record 351, ending on 400
October 2022
Journal of Plant Breeding and Crop Science
Factor analysis of morphological characters in wheat (Triticum aestivum L.) lines evaluated in low altitude conditions of the bimodal humid forest zone of Cameroon
The primary efforts in any wheat breeding program are the targeting of important traits and the detection of genetic diversity among different wheat genotypes in different environments. Hence to identify prominent traits in wheat lines in low altitude conditions of the bimodal humid forest zone of Cameroon, 38 wheat lines were characterized on the base of morphological traits. The field experiment was conducted in low...
October 2022
African Journal of Biotechnology
Cordycepin production by the potential fungal strains Cordyceps militaris BCC 2819 and Cordyceps cicadae BCC 19788 in submerged culture during batch and Fed-batch fermentation
Cordycepin is one of the most important bioactive compounds; the low productivity and long production cycle of cordycepin are barriers to its commercialization. The optimal media for cordycepin production by Cordyceps militaris BCC 2819 and Cordyceps cicadae BCC 19788, which are potent cordycepin-producing-fungal strains, were determined through statistical experiments. Six nutrients including glucose, adenine, glycine,...
October 2022
Journal of Accounting and Taxation
Redefining the taxpayer and tax administrator relationship in Nigeria: A relational agency model perspective
While revisiting the agency theory and how it models the relationship between a principal and an agent, we assess, through participant observation, the optimal contract form for the ubiquitous relationship, where a principal, delegates work to an agent. This forms the basis of the study, as it attempts to redefine the relationship between the taxpayer and the tax administrator. This research is an attempt to reverse the...
October 2022
Journal of Ecology and The Natural Environment
Pare’s people perception influences on conservation of wild plant diversity in protected areas in Kilimanjaro Region, Northern Tanzania
This study was designed to assess Pare people’s perception about the role of protected areas in biodiversity conservation. Viewpoints on factors causing biodiversity loss, related consequences and people’s participation in forest husbandry activities were also investigated. Data were collected from Same and Mwanga Districts using semi structured interview. Results indicated generally that majority of people...
October 2022
African Journal of Business Management
Funding Cameroonian enterprises through the stock exchange market: On the quest for impediments
The objective of this study is to identify the factors that prevent Cameroonian companies from being listed on the Central African Stock Exchange (CASE), despite their difficulties in obtaining funding through bank loans or other external sources of finance. Based on semi-structured interviews conducted with six (6) managers of Cameroonian public companies, several factors blocking the listing of companies on the stock...
October 2022
African Journal of Business Management
Corporate governance and organisational performance in Africa: A systematic literature review
This paper aims to review systematically the existing studies of corporate governance that positively impact organisational performance in Africa and put forward theories, research methods, topics, and variables that emerge from the review. The systematic literature review is based on 32 peer-reviewed journal articles (and a further 12 thesis publications from Google Scholar Database focused on corporate...
October 2022
African Journal of Biotechnology
Semi-artificial method of induced breeding of the African catfish (Clarias gariepinus, Burchell, 1822) under varying broodstock ratios using Ovaprim®
Modern methods of producing African catfish (Clarias gariepinus) fingerlings require that the male brooder is sacrificed to obtain milt for artificial fertilization of the eggs stripped from the female under hormonal induction. This study assessed the semi-artificial technique of producing catfish larvae with different broodstock ratios using Ovaprim®, a synthetic spawning inducing hormone. The treatments with 3...
October 2022
Educational Research and Reviews
Correlates in granting students loans in Uganda: Thematic selection criterion and guidelines
This mixed research study focused on the selection criterion and guidelines used by the Higher Education Students Financing Board (HESFB) in granting students loan scheme to University Students in Uganda with a sample from Makerere University. Findings revealed that the majority of the loan beneficiaries are aware of these guidelines and one to benefit from the scheme had to formally pass A level education stage with 3...
September 2022
African Journal of Agricultural Research
Screening and identification of antagonistic bacterial strains against Botrytis cinerea in Panax ginseng
Endophytic bacterial strains were isolated from healthy mountain-cultivated ginseng leaves, and Botrytis cinerea was responsible for the fungus disease. Antagonistic strain was identified based on morphological characteristic and 16S rRNA sequence analysis. The results showed that 56 endophytic bacteria were isolated from healthy mountain-cultivated ginseng leaves, and FS-1 strain has good inhibitory effect on B....
September 2022
African Journal of Agricultural Research
Assessment of leaf spot disease on water leaf (Talinum triangulare (jacq.) Willd and in vitro effect of three medicinal plant extracts on pathogen(s) in the Northwest Region of Cameroon
Cultivation of waterleaf improves the life quality of families and provides additional income for farmers. However, waterleaf production in Cameroon has suffered a major blow from leaf spot disease. Ten farms with dimensions of 4 m by 3 m each in Nkwen, Bamenda, Cameroon were surveyed for leaf spot disease of Talinum triangulare. Disease incidence and severity were assessed by surveying the farms after every fourteen...
September 2022
International Journal of Livestock Production
Dairy production and marketing systems in urban/peri-urban and rural dairy production systems in Bona Zuria district of Sidama Region, Ethiopia
The study aimed to assess dairy production and marketing systems in Bona district of Sidama Region, Ethiopia. The district was stratified into urban/peri-urban and rural production systems based on the distance from the Woreda town, market orientation, improved breed availability, and production systems. Each production system was further stratified into Peasant Association where urban/peri- urban system had 7 while...
September 2022
International Journal of Water Resources and Environmental Engineering
Compositional and contextual factors as mediators in the relationship between incidence of diarrhoea and sources of drinking water in Ghana
Globally, diarrhoea is considered as a major threat to human health and remains a leading cause of mortality and morbidity. Several studies have shown that incidence of diarrhoea is influenced by source of drinking water and mediated by some compositional and contextual factors. However, not much is known about how mediating factors interact with source of drinking water to influence incidence of diarrhoea in Ghanaian...
September 2022
Journal of Engineering and Technology Research
Evaluation of the impact of partial shading on the performance of photovoltaic panels
This experimental work presents an investigation on the impact of partial shading of a photovoltaic (PV) solar cell on the performance of different types of PV solar panels. A mono-crystalline panel and a polycrystalline panel were used for the experiments as well as three types of covering materials with different transmittance levels (white leaf, tree leaf and transparent paper). The shaded cell area varies by 20, 50...
September 2022
Journal of Parasitology and Vector Biology
In vitro efficacy of standard antimalarial drugs on parasitic isolates from patients with sickle cell disease (SCD) in Abidjan, Côte d'Ivoire
Malaria infection triggers off vaso-occlusive attacks in sickle cell patients, leading drastically to death. Sickle-cell patients use artemisinin-based combination therapies (ACTs) as recommended by the WHO to treat malaria infections to prevent these crises. The survey of sensitivity of parasites collected from sickle-cell patients needs is important to be re-specified. Red cells from these patients differ from others...
September 2022
Journal of Metabolomics and Systems Biology
Taurine is a future biomolecule for potential health benefits: A review
Taurine is a sulfur-containing amino acid that is converted to a neutral beta-amino acid, chemically known as (2-Amino-ethane sulfonic acid) having chemical formula C2H7NO3S. It was first isolated from Ox bile, and thus derives its name from the Latin word “Taurus”, meaning 'ox' or 'bull'. This is the only amino acid that is extensively found in animal tissue. The richest source of taurine is...
September 2022
Journal of Development and Agricultural Economics
Exploring the drivers of technical efficiency in Senegal’s agricultural production sector
Most agricultural farmers in Senegal make limited use of key agricultural inputs such as fertilizers, certified seeds, irrigation, mechanization and pesticides. Such situation happens in a context where most farmers are exposed to droughts, land degradation, and erratic climatic shocks. These factors typically lead to negative effects on technical efficiency, and therefore unfavorable outcome results in terms of food...
September 2022
African Journal of Agricultural Research
Anaplasma phagocytophilum in cattle parasitism in Benin: An emerging pathogen transmitted by ticks
Anaplasma phagocytophilum, a bacterium transmitted by ticks, is responsible for granulocytic anaplasmosis, an emerging zoonosis that has never been reported nor identified previously in Benin and in the West African sub-region. This study is designed not only to investigate the prevalence of the disease and evaluate mortalities recorded at Kpinnou farm after importing Girolando cattle from Brazil in 2014 but also to...
September 2022
African Journal of Environmental Science and Technology
Contaminated land management policy transfer: Drivers and barriers within the Nigerian context
Barriers to successful transfer of contaminated land management policy from one country to another include socio-cultural, economic and environmental differences. While weak contaminated land management regimes desire effective legislation and make efforts to transfer policies from established regimes, contextual differences or characteristics between the two countries involved is a key challenge. These differing...
September 2022
Journal of Geography and Regional Planning
Sustainable eco-tourism in Ghana: An assessment of environmental and economic impacts in selected sites in the Upper East Region
This paper assesses sustainable eco-tourism in Ghana with an emphasis on environmental and economic impacts. The study resorted to mixed methods research approach in data collection, analysis and presentation. The study sampled 208 respondents for the questionnaire administration. Besides questionnaire administration, the study employed Key Informant Interviews for the collection of qualitative data. The study reveals...
September 2022
Journal of Pharmacognosy and Phytotherapy
Hydroalcoholic extract of Adansonia digitata’s trunk bark, in topical application, possess in vivo wound healing and in vitro anti-inflammatory and antioxidant activities
Adansonia digitata is a tree plant used in west African local pharmacopoeia. This work aimed to evaluate the wound healing properties of its trunk bark’s hydroethanolic extract in wistar rats. The model of excision wound was used. Wistar rats were treated post-excision topically with neutral carbopol gel (Control), carbopol gels containing 2.5 and 5% of A. digitata hydroethanolic trunk bark extract (ADHE) and...
September 2022
Journal of Agricultural Extension and Rural Development
Alternative agricultural extension functionaries in India: Substantive role of (ICTs) - study of e-Choupal
Agricultural extension is now backing on the development agenda. The acknowledged failure of the traditional extension model in India has stimulated debate on extension reforms and the introduction of new extension models. Further, Indian agriculture has recorded an alarming ‘knowledge gap’ where ‘knowledge’ became central to agricultural production. The role of extension functionaries today is...
September 2022
African Journal of Biotechnology
In vitro regeneration of Tripsacum laxum Nash
Tripsacum laxum Nash (Guatemala grass) is widely used globally as a forage crop. Its strong roots and long period of growth and utilization allow it to be harvested for many years, and given its high yield, high nutritional value, and good taste. Here the peduncles of T. laxum Nash were used as explants to induce shoots and then efficient shoot proliferation and regeneration system were established for the first time....
September 2022
African Journal of Plant Science
Spatial variation in the micro-minerals and ß-carotene concentration in four varieties of plantain
Nutrition plays a vital role in growth, development and the prevention of possible nutrient-deficiency diseases that may cause permanent health risks in the later stages of life. Due to this, the concentrations of iron, zinc, copper, manganese and β-carotene in four varieties of plantain were investigated in this study. The relationship between the micro-minerals in the fruit, the sampling location and soil were...
September 2022
Journal of Accounting and Taxation
Practices for negotiating tax debts successfully: Exploration of offer in compromise judicial tax court case decisions
Settling tax debts with the U.S. Internal Revenue Service (IRS) as a service to accounting clients is categorized among the high-level negotiations skills widely sought from accounting graduates by employers. Through purposive sampling and analysis of 272 federal tax court cases decided between 2004 and 2021, this paper proposes to elucidate effective tax debt negotiations techniques. Judicially accepted and rejected...
September 2022
African Journal of Plant Science
Evaluation of maize germplasm for resistance to maize chlorotic mottle virus and sugarcane mosaic virus: The casual agents of maize lethal necrosis disease
In Kenya, at national policy level to the individual household level, food security is synonymous to maize productivity and availability. However, the productivity of maize is affected majorly by maize lethal necrosis disease (MLND) that was first reported in Kenya in 2011. MLND results from co-infection between maize chlorotic mottle virus (MCMV) and any cereal-infecting viruses in Potyviridae family particularly...
September 2022
African Journal of Biotechnology
Prevalence of drug resistance and genetic characterization of Mycobacterium tuberculosis complex strains from pulmonary tuberculosis patients co-infected with malaria at Jamot Hospital in Yaoundé
Tuberculosis (TB) is caused by the Mycobacterium tuberculosis complex (MTBC) and remains a major global public health concern. This study aimed to determine the prevalence of drug resistance and the genetic variation among MTBC population in pulmonary tuberculosis patients co-infected with Malaria at Jamot Hospital in Yaoundé-Cameroon. This was a 12 months cross-sectional study that enrolled 336 participants aged...
September 2022
African Journal of Agricultural Research
Unravelling systems of inequality and debating pro-poor policy results in drought prone areas of South West Ethiopia
A desk review, survey, interview and on-site observation were used to collect data. The impact of external systems on smallholder water scarcity management institutions in the context drought stress was analyzed in this study. The findings show that the external intervention eliminated resilient people’s institutions such as water scarcity (in droughts). Interventions introduce new water management systems that...
September 2022
African Journal of Agricultural Research
Pursuing development on the Eastern Flank of Mt Cameroon: Implications on its heavy metal status, environmental quality and human security
In order to maintain environmental quality and ensures food security, this study evaluated baseline heavy metal contents in agricultural fields in the Eastern Flank of Mt Cameroon. It specifically (a) determined the physicochemical properties of soils and the heavy metal concentrations; (b) produce geochemical maps for the heavy metals; (c) determined the major factors controlling the distributions of the metals. Twenty...
September 2022
Journal of Agricultural Extension and Rural Development
Effect of replacing freshwater shrimp meal (Caridina nilotica) protein with a mixture of plant protein on growth, apparent digestibility, and economic returns of Nile tilapia (Oreochromis niloticus L.)
This study investigated the effects of substituting varying levels of a plant protein mixture (PPM) with freshwater shrimp meal (FSM) on growth, digestibility, and economic returns of Nile tilapia. Monosex male Oreochromis niloticus fingerlings (initial body weight, 28 ±0.01 g) were cultured in cages installed in an earthen pond and tanks for 180 and 60 days, respectively. The PPM comprised 50% soybean meal, 25%...
September 2022
African Journal of Pharmacy and Pharmacology
Maternal-fetal repercussions of Angylocalyx oligophyllus leaves aqueous extract in pregnant rat
Angylocalyx oligophyllus (Fabaceae) is a shrub used traditionally to treat diabetes mellitus and intestinal parasites. Although it is also used by pregnant women, no scientific study has yet revealed its effects on pregnancy. This work aimed to assess the toxic effects of A. oligophyllus leaves aqueous extract on pregnancy, reproduction and fetal development in pregnant rats. The acute toxicity of the A. oligophyllus...
September 2022
African Journal of Health Sciences and Technology
Analysis of measles case-based surveillance data in Afar Regional State, Ethiopia, from 2013 to 2017
Measles is a highly contagious viral disease caused by morbillivirus, a member of the Paramyxoviridae family, of which humans are the only reservoirs. Person-to-person transmission occurs via aerosolized droplets and infected people's throat secretions. The aim of study is to identify major gaps and assess the trend of reporting measles disease, the positivity rate of measles samples, identify the age group most...
September 2022
International Journal of Fisheries and Aquaculture
Development of fish feeds for African catfish (Clarias gariepinus Burchell 1822) farming in Sierra Leone, West Africa
This preliminary study was carried out to formulate high quality least-cost feed for the farming of African catfish (Clarias gariepinus Burchell 1822) in Sierra Leone. Locally sourced feed ingredients with vitamin premixes, lysine and methionine were used to formulate a 45% crude protein feeds for the African catfish. Proximate contents determined for the practical feed were compared with two imported commercially...
September 2022
International Journal of Fisheries and Aquaculture
Assessing the impact of a budget cage technology on Nile Tilapia (Oreochromis niloticus) production in the Bontanga, Golinga and Libga reservoirs in Northern Ghana, Africa
The potential of irrigation reservoirs in northern Ghana to support Nile Tilapia (Oreochromis niloticus) production in 1 m3 budget cages was assessed over six-months in three reservoirs (Bontanga, Golinga and Libga). Fingerlings with a mean weight of 17.0 ± 5.0 g were randomly stocked at 50, 100, 150, 200 and 250 fish per cage in duplicate and fed with a commercial tilapia feed (Raanan, 30% protein level) at 3 to...
September 2022
African Journal of Agricultural Research
Analysis of inputs variability on rice growth stages in Mbeya region
As rice develops from sowing to harvesting stages require a combination of both natural and non-natural inputs. Thus, at every stage, specific proportions are demanded as aggregates which contribute to the final yields. Understanding these inputs and their impacts on rice yield will help the small scale rice farmers in Tanzania to boost rice yields. This study pursues to (i) characterize rice farmers’ in Mbeya...
September 2022
International Journal of Physical Sciences
Excitation of 3G° levels of nickel atom by electron impact
Excitation of 3G° levels of the nickel atom was investigated using the method of extended atomic and electron crossing beams with registration of the optical signal of excited atoms. At an energy of exciting electrons of 50 eV, 14 excitation cross sections were measured. In the electron energy range of 0 to 200 eV, optical excitation functions (OEF) were recorded for transitions from five levels. Based on the...
September 2022
African Annals of Thoracic and Cardiovascular Surgery
Modified ultrafiltration does not improve outcome of pediatric cardiac surgery: A meta-analysis
Although it is generally accepted that modified ultrafiltration (MUF) improves operative outcomes in pediatric cardiac surgery, the evidence for this remains equivocal. Previous meta-analyses have been affected by significant patient and method heterogeneity. Google Scholar and PUBMED were searched between January 1st 1966 and May 31st 2022. We conducted a meta-analysis after pragmatically minimising patient and method...
September 2022
African Journal of Agricultural Research
Determining the appropriate period of herbicide application in irrigated wheat in Awash Valley, Ethiopia
Weed infestation is one of the main menaces of irrigated wheat production and productivity in Ethiopia. This experiment was conducted at Amibara and Fentale districts, to determine the appropriate period of herbicide application in irrigated wheat in Awash Valley. A total of ten treatments; 13, 18, 23, 28, 32, 38, 43 and 48 days after sowing along with a weed-free and weedy check were laid out in a Randomized Complete...
September 2022
African Journal of Microbiology Research
Comparison of modified Ziehl Neelsen staining technique with antigen detection using ELISA in the diagnosis of Cryptosporidiosis at a tertiary hospital in North-Western Nigeria
Cryptosporidiosis is a diarrhoeal disease caused by Cryptosporidium species. It has become a more recognised pathogen especially in immunocompromised patients. It is an important opportunistic infection responsible for significant morbidity and mortality in Human Immunodeficiency Virus (HIV) and AIDS patients. The main aim of this study is to compare microscopy using modified Ziehl-Neelsen (MZN) with ELISA in the...
September 2022
African Journal of Agricultural Research
Farmers’ perceptions and adaptation strategies to rainfall variability in northwestern Katsina State, Nigeria
The research examined farmers’ perception and adaptation strategies to rainfall variability in north-western Katsina. The objectives were to determine the level of rainfall variability using 1976 to 2015 rainfall data; find-out farmers’ perceptions of rainfall variability; determine its effects on farming activities, and identify adaptation strategies within the farming systems. Rainfall data were sourced...
September 2022
Journal of Ecology and The Natural Environment
Floristic diversity and regeneration of wild edible fruit species in the Reserve of Moutourwa and its surroundings (Far-North Cameroon)
In order to assess the diversity, regeneration and structure of wild edible fruit trees, a study was carried out in the Laf-Madjam forest reserve and its surroundings. A semi-structured interview with local residents and a floristic inventory of woody plants (8 transects of 1000 m × 20 m each) were carried out. 24 species were cited as being used by the local residents. A total of 2134 individuals subdivided into...
September 2022
African Journal of Biotechnology
Effects of 2-chlorophenol and 2,4-dichlorophenol on mitotic chromosomes and nucleic acid content using Allium cepa and Vicia faba assays
Chlorophenols are compounds used as intermediaries in manufacturing agricultural pesticides. Despite the efficiency on their targets, they are considered as environmental pollutant substances. This study assessed two chlorophenol substances, 2-chlorophenol and 2,4-dichlorophenol (2-CP, 2,4-DCP) for their cytogenetic, genotoxic, and nucleic acid content affects using Allium cepa and Vicia faba assay....
September 2022
International Journal of Physical Sciences
Research for fabrication and antibacterial properties of hybrid nanoparticles Ag-MnFe2O4
The hybrid nanoparticles Ag-MnFe2O4 was successfully fabricated by the seed-growth method and thermal decomposition method. The shape and size of these nanoparticles were evaluated by Transmission electron microscopes (TEM) images showing that these nanoparticles are quite uniform and have a diameter of about 20 nm. The UV-Vis spectrum of hybrid nanoparticles Ag-MnFe2O4 shows that in the wavelength region from 300 to...
September 2022
Journal of Land Management and Appraisal
Determinants of farmers’ sustainable land management practices implementation in Sekoru District, Jimma Zone, Oromia National Regional State, Southwest Ethiopia
The overall objective of the study is to assess the determinants of farmers’ implementation of sustainable land management practices. To achieve the objective of the study, cross sectional research design and mixed research approach were used. To answer research questions and attain those research objectives stated earlier, both primary and secondary data sources were employed. The primary data were gathered from...
September 2022
Journal of Accounting and Taxation
Examination of confidence levels of taxpayers transitioning to making tax digital by industry sector in the UK
The purpose of this study is to utilise social cognitive theory to investigate and establish through empirical study, the confidence levels of taxpayers with ‘Making Tax Digital’ and further to facilitate an assessment of the readiness of taxpayers to be compliant with making tax digital requirements by industrial sector. This study used a survey instrument to collect data from 202 businesses in the...
September 2022
International Journal of Biodiversity and Conservation
The effect of human-mediated mortalities of African leopard (Panthera pardus pardus) in Ethiopia
Even though the challenges to the conservation of African leopard (Panthera pardus pardus) in Ethiopia are wide ranging, little is known about the trend of their potential threats. Similarly, the impacts of direct human-induced mortalities of leopards are poorly understood. Available literature sources that include published and unpublished reports and manuscripts on African leopard were reviewed in order to investigate...
September 2022
Journal of Philosophy and Culture
Thinking initiation for leadership roles in Africa
The agonizing condition of most African States has generated debates in contemporary times on a continent caught in the web of deepening predicaments. From severe economic, social and political instability to poor and bad leadership, Africa is perpetually and increasingly looking for the miracle model of salvation from her predicaments. Western-borrowed paradigms fail to work in Africa as a result of what Ali Mazrui...
September 2022
African Journal of Agricultural Research
Status of Ethiopian durum wheat varieties for the stem rust disease resistance under field condition
Production of wheat in Ethiopia is under danger from wheat stem rust, which is brought on by the disease Puccinia graminis f.sp. tritici and has resulted in a yield loss of 100%. An investigation was conducted in a hotspot area (Debere Zeit, Ethiopia) to evaluate the status of Ethiopian durum wheat cultivars for their level of stem rust resistance in the field. During the main seasons of 2017, 2020, and 2021, 34 durum...
September 2022
Journal of Horticulture and Forestry
The impacts of post plantation management practices on growth and survival rate of selected tree species in Mirab Abaya District, Southern Ethiopia: An experimental approach
The impacts of post-plantation management practices (urea, farm yard manure, and combinations of urea and farmyard manure) on the growth and survival rates of selected indigenous and exotic tree species Cordia africana, Olea europaea, Grevillea robusta, and Cupressus lusitanica at Sutte micro-watershed, Morode kebele in Mirab Abaya district, South Ethiopia were investigated. Soil samples were collected from the...
September 2022
International Journal of Sociology and Anthropology
Empty hands and solitude: A grounded theory study of begging in Mashhad
The aim of this study is to identify the conditions which encourage some people to start begging using a grounded theory approach. As such, 23 beggars in a city called Mashhad were selected through theoretical sampling in 2020. The data collection techniques included participatory observation and in-depth interviews. Rejection by family and the weakening of social networks were the main conditions underlying the resort...
September 2022
Journal of Public Health and Epidemiology
Assessing compliance with standard radiation protection processes in medical imaging units in southern Benin
Poor compliance with standard radiation protection procedures induces risk to the safety and the health of the population and the medical staff. This study aims to assess compliance with standard radiation protection processes in medical imaging (MI) units in the Atlantique and Littoral departments of Benin in 2019. This was a cross-sectional, descriptive, evaluative study led from March to April 2019 in the functional...
Page 8 of 1252, showing 50 records out of 62596 total, starting on record 351, ending on 400
