Articles
Page 4 of 1239, showing 50 records out of 61917 total, starting on record 151, ending on 200
African Journal of Microbiology Research
Novel Alleles 8 and 9 Strains of Mycoplasma mycoides subsp. mycoides circulating in South East Nigeria and Comparison with Vaccine Reference Strain T1/44
March 2022
Control of contagious bovine pleuropneumonia (CBPP) is difficult in Nigeria due to lack of sufficient data. Mycoplasma mycoides subsp. mycoides is the causative organism of CBPP. This disease is endemic in Nigeria with serious economic impact. This study was undertaken to characterize M. mycoides subsp. mycoides (Mmm) in cattle in south-east Nigeria using single-locus sequence analysis based on polymorphism analysis of...
Journal of Philosophy and Culture
Neonaticide: A philosophical review of the killing of neonate twins in Things Fall Apart
January-June 2022
Neonaticide in Things Fall Apart (TFA) had relative stands, mostly intentional yet mostly unwilful. In the shame of committing neonaticide, blame and responsibility is not easily placed between the earth goddess and the parents of the neonate twins. To uphold the common weal of the community, twins born in Umuofia and the other eight Igbo villages were to be destroyed according to the divine command. The interest of...
Journal of Environmental Chemistry and Ecotoxicology
Trace metal pollution in the environment: A comparison of the bio-indicator concept in three bivalves
January-June 2022
Three bivalves from the coast of Ghana: Crassostrea tulipa (n = 275), Anadara (Senilia) senilis (n = 310), from two ‘open’ lagoons (Benya and Ningo) and a ‘closed’ lagoon (Sakumo), and Perna perna (n = 155), from rocky shores adjacent to Benya and Sakumo, were analyzed for their total Cu, Zn, Fe, Mn, Cd and Hg concentrations and total body burden/load. The analyses were based on three-size class...
African Journal of Microbiology Research
Diversity and distribution of arbuscular mycorrhizal fungi associated to Bambara groundnut (Vigna subterranea (L.) Verdcourt) in Benin
March 2022
Bambara groundnut, despite its attributes in providing protein to human, is facing soil fertility and degradation problems, always leading to little performances. Arbuscular mycorrhizal fungi (AMF) constitute a microorganism group used by many researchers to improve productivity of crops in poor soils. This study aimed to evaluate the distribution and diversity of AMF associated to Bambara groundnut in different...
International Journal of English and Literature
No country for old men: Finding a place to be in New South Africa
January-March 2022
This paper examines the interconnectedness of masculinity and setting in African fiction by a close reading of Coetzee’s Disgrace. The negative effects of subscribing to a single masculinity have been discussed in scholarly works since masculinity studies were given mainstream attention over two decades ago. However, the importance of setting to the formation of and subscription to masculine archetypes has not...
Journal of Medicinal Plants Research
Antibiotic potential of a crude ethanol extract from Asplenium serratum L. fern leaves
March, 2022
Asplenium serratum L. (Aspleniaceae) is a terrestrial, epiphytic or humicole fern used as traditional medicine in different countries to treat infection. As such, this study aimed to assess the antibacterial potential of a crude ethanol extract from A. serratum leaves against multidrug-resistant bacteria from a hospital setting. Fern leaves were dried and ground using 96° Gay Lussac ethanol, with the extract...
African Journal of Biotechnology
Leaf microscopy, high performance liquid chromatography (HPLC) and gas chromatography-mass spectrometry (GC-MS) analyses of Croton zambesicus Müll.-Arg. leaf (Family: Euphorbiaceae)
in Nigeria
March 2022
This study was done to get information on the chemical composition and the internal structure of the plant which could aid in its further characterization. The study is aimed at determining the epidermal leaf anatomy, HPLC of the hot water extract, chemical constituents of the oil from the leaves by GC-MS and chemo-microscopic properties of Croton zambesicus for proper identification of the plant. The leaf epidermal...
African Journal of Biotechnology
Agronomic performances of temporary immersion bioreactor-derived potato microtubers in a Peruvian low input cropping agriculture system
March 2022
In Peru, potato cultivation represents 25% of the agricultural gross domestic product yet only 0.2% of the agamic seed used is from certified sources. The use of temporary immersion bioreactors (TIB) has improved the quality of microtubers micropropagated along with savings in costs of production. The current study investigated the agronomic performances of Peruvian Canchan potato microtubers derived from TIB (basic...
African Journal of Agricultural Research
Assessment of water yam (Dioscorea alata L.) landrace varieties for resistance to anthracnose disease
March, 2022
Yam anthracnose disease (YAD), caused by the fungus Colletotrichum gloeosporioides Penz, is the most damaging fungal disease of Dioscorea alata yam worldwide. Local yam varieties, which sustain Côte d'Ivoire’s farmers and other end-users livelihoods, are highly susceptible to this pathogen. Thus, there is a need for developing new yam cultivars to sustain yam production in Côte d'Ivoire. To...
African Journal of Agricultural Research
Estimation of genotype x environment interaction and stability analysis for protein content on durum wheat (Triticum turgidium Var Durum)
March, 2022
Genotype x environment interaction (GEI) and stability of protein content across locations could be helpful in identifying wheat lines with premium quality. The protein contents of 25 selected durum wheat genotypes tested over six environments in 2017 to evaluate genotype by environment interactions and identify stable genotypes for protein content. Protein content was determined based on Mini-infra Smart T Grain...
African Journal of Agricultural Research
Redefining conservation agriculture through appropriate use of herbicides and fertilisers to improve crop production in Mozambique
February, 2022
The effects and applicability of conservation agriculture in different farming contexts are highly contested. Yet, there has been limited attempt to adapt the conservation agriculture system to the conditions of resource-poor farmers, focusing primarily on the existing farmers’ capacity and objective to practice conservation agriculture. The study assessed the factors that influence adoption and dis-adoption of...
Journal of Medicinal Plants Research
Flavonoid content and antioxidant potential of leaf extracts of Passiflora setacea cv BRS Pérola do Cerrado, a new wild passion fruit cultivar
February, 2022
Passiflora setacea D.C. is a wild species native to the Brazilian Cerrado, with agronomic and medicinal potentials. The cultivar BRS Pérola do Cerrado is the first registered and protected cultivar of a wild Passiflora and has become an alternative to the passion fruit market due to its desirable characteristics for food, ornamental and pharmaceutic industries. Since plant tissue culture techniques are considered...
International Journal of Physical Sciences
Effect of soaking sample cubes on concrete compressive strength: The case of Ethiopian Construction Industry
January-March, 2022
Concrete is a major component of construction work composed of fine and coarse aggregates bound together with a cement-water solution paste produced with hydration process. Concrete is best characterized by its compressive strength and relatively low in cost as well as the availability of ingredients that makes it the most favorable component of construction compared to other materials like steel. However, this...
Journal of Accounting and Taxation
The impact of leverage on earnings management and the trade-off between discretionary accruals and real earnings management
January-March 2022
This research studies the impact of leverage on the earnings management levels of firms and investigates the role it plays in determining the choice of earnings management methods utilized by managers. This study is conducted within the context of European countries. Multiple panel regressions are run with leverage against various measures of earnings management. The results indicate that leverage curtails earnings...
Journal of Agricultural Biotechnology and Sustainable Development
Effects of fertilization experiment by liquid of anaerobic fermentation from livestock field on soil properties and plant nutrition
January-June 2022
The liquid of anaerobic fermentation from Livestock (LAFL) can supply nutrients for plants. Therefore, it should be beneficial to the growth of crops. The experiment was carried out with a view to study the effect of irrigation based on LAFL and separately, chemical fertilizer (CK) for ten kinds of crops. The results showed that the organic matter in the LAFL were slightly higher than those in the CK. In the LAFL,...
African Journal of Environmental Science and Technology
Chemical characterization of Kenyan Cupressus lusitanica Mill., Ocimum americanum L. and Lippia Javanica (Burm.f.) Spreng essential oils
February 2022
The study was designed to chemically characterize essential oils from Kenyan Cupressus lusitanica, Ocimum americanum and Lippia javanica and bio-prospect for new compounds as possible biocontrol agents of insect pests. Leaf essential oils of the three test plants were obtained by hydro-distillation. GC-MS analysis of leaf oils revealed that monoterpenes were the major group of chemical constituents in all plants. In C....
African Journal of Biotechnology
Cryopreservation of plant genetic resources: A legacy for humanity
February 2022
Plant genetic resources are essential for agri-food security in the world and conservation of genetic diversity. Cryopreservation is an in vitro culture technique used for long-term plant conservation, by freezing the tissue at low temperatures usually with liquid nitrogen (-196ºC). During cryopreservation, cell division and metabolic activity of the explants are quiescent. There are different cryopreservation...
International Journal of Livestock Production
Phenotypic response to mass selection for weaning weight and 18-month weight in Tswana cattle
January-March 2022
The objectives of this study were to identify the environmental factors that influenced growth traits and to evaluate phenotypic response of growth traits to selection at weaning (S1) and 18 months of age (S2) in Tswana cattle. Phenotypic analysis for average daily gains (ADGs) and growth traits were conducted using 7226 records of animals, which were born between 1995 and 2013 from 1662 dams and 188 sires in 54...
African Journal of Agricultural Research
Potential of aqueous neem extract for Thaumastocoris peregrinus control
February, 2022
Eucalyptus cultivation has undergone great expansion in recent years due to the increase in commercial production of this wood for the paper, cellulose and steel industries. One of the main factors responsible for production losses is insect attack. The main insect that acts as a pest, devastating eucalyptus plantations is Thaumastocoris peregrinus, being controlled through the application of synthetic insecticides. The...
African Journal of Microbiology Research
First report of Fusarium oxysporum causing root rot of garlic in China
February 2022
In the springs of 2020 and 2021, with a temperature of 15°C, root rot on garlic were widespread in Enshi, Hubei Province, China. Based on micro-morphological and cultural characteristics, the pathogen was identified as a Fusarium sp. Further, based on multilocus (ITS, EF-1α) phylogenic data, the strains were identified as Fusarium oxysporum. Koch’s postulates were thus fulfilled by pathogenicity tests on...
Journal of African Studies and Development
Farmer-pastoralist conflicts management approaches in Sub-Saharan Africa: Insights into their strengths and pitfalls
January-March 2022
This article provides a critical review of the different theoretical perspectives on the existing conflict management mechanisms. Focus has been paid on the dynamics surrounding these mechanisms in relation to the changing contexts and times. The primary aim is: First, to identify what is already known about the available conflict-management mechanisms for handling farmer-pastoralist conflicts including the current...
African Journal of Educational Management, Teaching and Entrepreneurship Studies
Motivation of public teachers and college instructors/professors: A basis for faculty development program
January-June 2022
This study sought to describe the level of motivation of 148 public secondary and tertiary teachers which served as a basis for a faculty development program at San Mariano, Isabela, Philippines. This study used quantitative-descriptive survey research design. Survey questionnaires were used to gather data. Purposive sampling procedure was employed. In order to analyze the data, frequency and percentage distributions,...
African Journal of Agricultural Research
Variability of soil chemical properties in lower Wabishebele Sub-Basin in Somali Region
South-eastern Ethiopia, as influenced by land use and land cover
February, 2022
This study was performed at lower Wabishebele sub-basin in Somali region south eastern Ethiopia to analyse the land use and cover and spatial variability of soil chemical properties of the sub-basin and develop soil map. A total of 41 soil samples were collected from 0-30 cm depth and analyzed for; pH total nitrogen (TN), available phosphorus (AP), and exchangeable potassium (EK). The data was analyzed through...
African Journal of Medical and Health Sciences
Gynecological lesions in Delta State, Nigeria: A hospital-based histopathologic study
February 2022
Gynecologic lesions are largely ignored public health problems. The study seeks to establish the histologic pattern of gynecologic morbidities in Delta State. This is a descriptive retrospective study in Delta State University Teaching Hospital DELSUTH, Nigeria. The age and diagnosis of gynecological lesions diagnosed from 2014 to 2019 were extracted from the histopathology records, analyzed using Microsoft Excel 2007...
Journal of Soil Science and Environmental Management
Verification of nutrients standards for diagnosis of Yuhebao lychee (Litchi chinensis Sonn.)
January-March 2022
The steady production of Yuhebao lychee (Litchi chinensis Sonn.) is involved in accurate fertilization management. The critical period of nutrient requirement for Yuhebao lychee is during January to June every year in Taiwan because the period is from flowering to fruiting stage. It would serve the references of fertilization if there is an accurate standard for nutrient management of Yuhebao lychee. This study was...
Journal of Geography and Regional Planning
Relationship between rainfall variability and sorghum yield in Potiskum Local Government Area of Yobe State, Nigeria
January-March 2022
Researchers have shown that rainfall variability has significantly impacted on crop production with manifestations in frequent poor yield in Sub–Saharan African. This study examined the relationship between rainfall variability and sorghum yield in Potiskum Local Government Area of Yobe State, Nigeria. Rainfall data for 62 years (1956 – 2018) and yield data for sorghum were both analyzed. The standardized...
International Journal of Livestock Production
Environmental and genetic components influencing mature cow weight in Tswana cattle selected for early growth traits
January-March 2022
The objective of this study was to determine the environmental and genetic factors influencing mature cow weight (MCW) trait in Tswana cattle breed. Analyses of environmental and genetic effects for mature cow weight trait were performed using 19301 records of Tswana cows born between 1996 and 2010 from 610 dams and 137 sires in 54 contemporaries. Mature cow weight trait was analysed using repeatability model. The...
African Journal of Plant Science
Nitrogen use efficiency and performance of rice to the application of slow release nitrogen fertilizer under waterlogged conditions in North Western Ethiopia
February 2022
Highly soluble N fertilizers like urea may be lost from the soil plant system through leaching, ammonia (NH3) volatilization and denitrification that reduce NUE and yield. The study was conducted to determine the effects of UREAStabil on enhancement of nitrogen utilization efficiencies of rice crop and to evaluate the influence of UREAStabil on growth and yield of rice under waterlogged conditions of Fogera area....
African Journal of Microbiology Research
Profiling of meropenem-resistant bacteria in a river receiving wastewater effluent from a pharmaceutical industrial unit
February 2022
The aim of the present study was to understand the seasonal occurrence and diversity of species of meropenem-resistant bacteria in the Gumuncheon river receiving effluents from a pharmaceutical industry in Seoul, Korea.Water samples were collected from the Gumuncheon river in Kyoung-gi province during winter (January), spring (April), summer (August), and fall (November) of 2018. Water samples were plated in triplicate...
African Journal of Biotechnology
In vitro propagation of two commercially important bamboo species (Bambusa tulda Roxb. and Dendrocalamus stocksii Munro.)
February 2022
Bamboo plant is an important biodegradable raw material which can play important role in rejuvenation of Indian rural economy through positively impacting agricultural, industrial, energy and in environmental sectors. Traditional methods of vegetative propagation of this plant have insufficient multiplication rate. In the present investigation, in vitro bud break and aseptic culture establishment in relation to...
Journal of Medicinal Plants Research
Antibacterial, antiquorum sensing, antibiofilm activities and chemical profiling of selected South African medicinal plants against multi-drug resistant bacteria
February, 2022
South African indigenous plants have been predominantly studied for their antibacterial abilities, overlooking their antipathogenic and antivirulence (also known as antiquorum sensing) potential. Hence, this study explored the selected medicinal plants as possible agents capable of interfering with bacterial growth, quorum sensing and biofilm formation and identified their respective bioactive compounds. Ten medicinal...
African Journal of Business Management
What are the causes of small business failure in Burao, Somaliland?
February 2022
Small business failure has been a wider problem in Somaliland in general and Burao in particular for years. Therefore, this study was conducted to identify internal and external causes that contribute to small business failure in Burao, Somaliland. This study was a survey research in which questionnaires were used to collect data from 200 respondents who were owners of failed small businesses. The data was analyzed...
Journal of Soil Science and Environmental Management
Effects of irrigation levels and nitrogen fertilizer rate on grain yield of wheat (Triticum aestivum) at Amibara, Middle Awash, Ethiopia
January-March 2022
For three years, the response of wheat grain yield to varying amounts of nitrogen fertilizer and different levels of irrigation was investigated. Three levels of irrigation (100, 75, and 50%ETc) and five nitrogen rates (0, 23, 46, 69, and 92 kg/ha) were used in a split plot design. Irrigation and nitrogen levels both had a considerable impact on wheat grain yield, but there was no interaction between the two. The...
Journal of Media and Communication Studies
Whose stream is this anyway? Exploring layers of viewer-integration in online participatory videos
January-March 2022
Within this paper, we explore variants of user-integrating (live) videos as examples of collaborative practices in social media. We propose an empirically informed typology of layers of user-integration in terms of: (A) directness / ‘bodiliness’ of interaction, (B) Unfinishedness in the content at hand and (C) Productive tensions through streamer-audience-interactions. As an example of spontaneously emerging...
Journal of Physical Education and Sport Management
Experience that matters – community based learning and sport management
January-June 2022
Described in this article is how sport management curricula can offer unique, real-world learning experiences and corresponding student learning gains, when grounded in community based learning (CBL). To achieve these ends, this study was designed to explore how to best execute CBL in sport management, informed, in part, by analyzing the lived experiences of students who were required to develop their understanding of...
UNIZIK Journal of Educational Research and Policy Studies
Challenges for teachers during COVID-19
January-June, 2022
The year 2020 has been noted in the history of education as the COVID-19 pandemic that spread all over the world compelled the authorities to close down all educational institutions indefinitely. Meanwhile, the governments have decided to start education in an online mode which has become an emergency need for the continuation of students’ education. The starting of online classes created new challenges for...
African Journal of Agricultural Research
Elite local rice varieties resistant to bacterial leaf streak caused by Xanthomonas oryzae pv. oryzicola under field conditions in Burkina Faso
February, 2022
This study aims to evaluate the phenotype of nine genotypes of rice, during two consecutive seasons, in plots of rice farmers in irrigated plains Kou valley and Di. A Fisher block was implanted with three replicates at both sites on plots that had previously been shown to have a high incidence of bacterial leaf streak (BLS). The incidence, severity, growth rate of the disease, and the average yield of the different...
African Journal of Microbiology Research
Isolation and in-vitro assessment of antagonistic activity of Trichoderma spp. against Magnaporthe oryzae Longorola strain causing rice blast disease in Mali
February 2022
Pyricularia oryzea (Magnaporthe oryzae) causes blast diseases in rice (Oryza sativa) in Mali. The losses could reach 90% of production during rainy weather conditions. Isolation and characterization of M. oryzae and Trichoderma species were carried out to assess the importance and distribution of the pathogen and antagonist Trichoderma species in rice fields in Sikasso (Mali), and select, in vitro, Trichoderma species...
Journal of Plant Breeding and Crop Science
Reaction of selected rice genotypes with monogenic resistance to the isolate of Magnaporthe Oryzae collected at Namulonge, Uganda
January-March 2022
The fungus Magnaporthe oryzae causes rice blast disease leading to substantial yield losses. This study aims at understanding the effectiveness of R-genes to the isolate of M. oryzae from Namulonge in Central Uganda to decide the incorporation of their carrier lines in local gene pyramiding programs. Eighty-three genotypes (73 monogenic resistance lines and 10 local varieties) were evaluated in two different experiments...
Journal of Medicinal Plants Research
Antioxidant and DNA damage protective activities of selected endophytic actinobacteria isolated from Harpagophytum procumbens: A Kalahari desert-adapted plant
February, 2022
Given that synthetic antioxidants are currently in use and have been demonstrated to have known negative side effects, it is important to look for natural antioxidant sources. Endophytic actinobacteria, especially those associated with medicinal plants, are one understudied source. The goal of this study was to investigate whether the secondary metabolites of endophytic actinobacteria isolated from Harpagophytum...
Journal of Public Health and Epidemiology
Associated factors with early pregnancies in school settings in the southwestern region of Benin
January-March 2022
Early pregnancy in school settings is a social, economic and health phenomenon that can hamper the development of countries. This study aims to determine the factors associated with this phenomenon in the health district of Lokossa-Athiémé in southwestern Benin in 2018. The study employed a case-control method. The participants were secondary school girls aged 10 to 19 at the time of the study, enrolled in...
Journal of Agricultural Extension and Rural Development
Does access to credit influence the adoption of good agricultural practices? The case of smallholder potato farmers in Molo Sub-County, Kenya
January-March 2022
Potato (Solanum tuberosum L) is the major food and cash crop for many rural and semi-urban people in Kenya. It contributes to the national food security, nutrition, and income generation for those who are involved in its value chain. Despite its importance, smallholder potato farmers in Molo sub-county are still recording low potato yields which could partly be attributed to the low adoption of Good Agricultural...
International Journal of Peace and Development Studies
Land conflict dynamics in Africa: A critical review on farmer-pastoralist conflict perspectives
January-June 2022
This paper examines the theoretical bases underlying the causes of land conflicts. It involves a critical analysis of various contentions surrounding land nexus violent conflicts with particular attention to farmer-pastoralist conflicts. The drive for this examination is more on a comparison of causes between such conflicts in varying contexts of African. The major aim is to broaden the understanding about the nature of...
African Journal of Food Science
Factors influencing compliance with inspection recommendations in food service establishments: A case study of Mansa Municipality, Zambia
February 2022
Inspection reports reflect daily operations of Food Service Establishments (FSE) with indications on levels of compliance with food safety standards and regulations, thus, making them central to the enforcement processes in food safety control systems. While compliance with food safety standards and regulations in FSEs is often viewed by the number of non-compliances or inspection violations cited during inspections,...
African Journal of Pharmacy and Pharmacology
Knowledge, perception and beliefs of human health workers and veterinarians on antimicrobial resistance in Ouagadougou, Burkina Faso
February, 2022
Antimicrobial resistance (AMR) is a major public health problem in both hospital and community acquired infections. This study assessed knowledge, attitudes and perceptions on AMR among human health workers and veterinarians in Ouagadougou. A cross-sectional study using a self-administered questionnaire was applied among medical health and veterinary structures in Ouagadougou, on February 2020 to January 2021. A total...
International Journal of Educational Administration and Policy Studies
E-library and quality assurance in federal government colleges in Rivers and Bayelsa states, Nigeria
January-June 2022
This study was to determine the relationship between e-library and quality assurance in the Federal Government Colleges (unity schools) in Rivers and Bayelsa states, Nigeria. The population comprised of the teachers and students (SS3 and JS3) of the six unity schools in Rivers and Bayelsa States Nigeria numbering 3186 (teachers 1019, students 2167). A research sample of 637 was used through proportional stratified...
Journal of Physiology and Pathophysiology
Acute toxicity profile of ethanolic extracts of Croton gratissimus Burch and Schrankia leptocarpa DC in rats: Medicinal plants used in the treatment of arterial hypertension in Beninese traditional medicine
January-June 2022
Croton gratissimus Burch. and Schrankia leptocarpa DC. are two plants from the Beninese flora which are traditionally used for the treatment of arterial hypertension. The present study investigated the acute toxicity of ethanolic extracts of these plants. The experiment was conducted according to OECD guideline 423 categories 5 using a single dose of 5000mg/kg of the extracts. The average lethal doses (LD50) of the...
African Journal of Biotechnology
Polymorphism of the heat shock protein 70 gene in indigenous chickens from different agro-climatic zones in Kenya
February 2022
Climate change leads to heat stress, which is one of the most challenging environmental conditions affecting poultry. Studying thermotolerance in poultry is crucial because it may identify genetic lines that can withstand heat stress. This study aimed to investigate polymorphisms in the heat shock protein 70 (HSP70) gene in indigenous chicken. In Kenya, we collected 277 blood samples from selected chicken ecotypes from...
African Journal of Biotechnology
Biogenic synthesis of silver nanoparticles using Azadirachta indica methanolic bark extract and their anti-proliferative activities against DU-145 human prostate cancer cells
February 2022
Phytomedicine coupled with nanotechnology has shown possibilities in treating different ailments including cancer. In the current study, silver nanoparticles (AgNPs) were biogenically synthesized using methanolic extracts of Azadirachta indica (neem) barks and tested for cytotoxic and anti-proliferative activities on normal cells (Vero E6) and human prostate cancer cells (DU-145), respectively by resazurin assay....
African Journal of Food Science
Improving the nutritional value of conventional food with underutilized leafy vegetables - consumers’ acceptance of combining porridge with
cowpea leaf powder
February 2022
Reaching the second UN Sustainable Development Goal requires improving the nutritional value of food products and dietary diversity. Simultaneously, recent research highlights the importance of processing highly nutritious but underutilized African leafy vegetables (ALV) for lowering post-harvest losses and bridging off-season gaps. Combining both goals, it seems promising to utilize neglected ALV for enhancing...
Page 4 of 1239, showing 50 records out of 61917 total, starting on record 151, ending on 200
