Articles
Page 1 of 1261, showing 50 records out of 63006 total, starting on record 1, ending on 50
November 2023
Educational Research and Reviews
Research on the influence of teachers' perceived transformational leadership on knowledge sharing behavior in colleges and universities in Anhui, China
This study aims to explore the impact of perceived transformational leadership on knowledge sharing behavior among university teachers in Anhui Province, China. Using a questionnaire survey method, convenient sampling was conducted among college teachers in Anhui Province. With 326 teachers as the research subjects, SPSS software was used to analyze the relationship between teachers' perception of transformational...
November 2023
Educational Research and Reviews
Leader's duties in an effective schools
In this study, the aim is to reflect the perspectives of education stakeholders regarding the leader's duties in creating an effective school within the context of organizational culture. In this regard, existing studies in the literature on the interaction between corporate or school culture and leadership have been compiled. As a result, it was concluded that the team leader should adopt the concept of culture,...
November 2023
Educational Research and Reviews
Research on interpersonal interaction and school adaptation of the new second-generation vocational high school students in Taiwan: A moderated mediating model
As the population of new residents in Taiwan continues to increase due to the increasingly severe trend of having fewer children, the life and school adaptation of the second generation of new residents in vocational high school (VHS) has received significant attention. This study explores the correlation between interpersonal interaction and school adaptation of Taiwan's new second-generation VHS students. Based on...
November 2023
Educational Research and Reviews
Review of the mathematical thinking levels of gifted and non-gifted students
This study aimed to determine the mathematical thinking levels of gifted and non-gifted students and to compare them according to some variables. In this study, screening model was used from quantitative research methods. The study group of the study consists of 194 gifted students and 168 non-gifted students studying in grades 5-8 in a province in the southern region of Turkey in the 2022 to 2023 academic...
October 2023
Educational Research and Reviews
The influence of physical education teachers' perceived organization support on innovation behavior: The mediating role of learning goal orientation
Physical education teachers are the practitioners of physical education curriculum reform who work at the front line of teaching, and their innovation behavior play a crucial role in promoting the smooth implementation of physical education curriculum reform. This study uses goal orientation theory as a theoretical basis to explore the mediation effect of learning goal orientation in the influence of...
October 2023
Educational Research and Reviews
Perceived school support and online learning outcomes among Chinese college students: The serial mediating role of academic self-efficacy and online learning engagement
The purpose of this study is to investigate the factors that influence the online learning outcomes of Chinese college students. The study was guided by Bandura's social cognitive theory. This study collected 959 valid questionnaires from college students in Hainan Province of China and used 4 scales to evaluate perceived school support, ASE online learning engagement, and online learning outcomes. The results of...
October 2023
Educational Research and Reviews
Influence of perceived organizational support on work engagement of university physical education teachers in Hubei Province, China
Physical education teachers in colleges and universities have the crucial responsibility of acting as mentors and guides for the healthy growth of students. The work engagement of these teachers affects the quality of higher education personnel training and health education. Based on the job demand-resource model, this study conducted a questionnaire survey on 500 physical education teachers in 20 colleges and...
October 2023
Educational Research and Reviews
Chemistry of petroleum products: Assessment of fuel attendants’ knowledge around Sapele metropolis
Petroleum products are very flammable and can ignite at extremely low temperatures if exposed to an open flame source or not handled appropriately. Individuals who handle petroleum products in the petroleum industry and fuelling stations are known as "petrol station attendants". The study was a descriptive cross-sectional study carried out among petrol station attendants working in a filling station owned by...
October 2023
Educational Research and Reviews
Philosophy of education: Aims, theory, common sense and research (Richard Pring, 2004. London: Continuum, 289 pages; $20.85)
This paper evaluated a Richard Pring’s book titiled “Philosophy of Education: Aims, Theory, Common Sense and Research”, specifically part three of the book. In this review, we found that the book is valuable for anybody interested in education, especially professionals, practitioners, and researchers. Throught out the book, the author advocates his ideas consistently regarding educational theory,...
October 2023
Journal of Ecology and The Natural Environment
Impacts of climate variables and seasonal water depth on emergent macrophyte biomass production in King’wal riverine wetland, Kenya
The production of macrophyte biomass holds a crucial role in supporting diverse life forms within wetland ecosystems. However, this biomass production is intricately tied to hydrology of the inland wetland system, which in turn is driven by the local climate's seasonal patterns. The response of macrophyte biomass production to seasonal changes in water depth, influenced by rainfall patterns and air temperatures in...
October 2023
African Journal of Food Science
Production, proximate and sensory analysis of canned fish in tucupi and jambu (Acmella oleracea) sauce
The objective of the study was to develop canned fish with tucupi and jambu sauce from king weakfish, sardines and white mullet species. The elaborated products were submitted to sensorial, microbiological and centesimal analyses. The experimental design consisted of three treatments and five replications; 15 containers were processed at 121°C for 15 min. For sensory analysis, the 9-point hedonic scale was used....
October 2023
African Journal of Microbiology Research
Molecular detection of pathogenic Leptospira from cattle in peri-urban areas of Addis Ababa, Ethiopia
Leptospirosis is a bacterial, zoonotic disease caused by pathogenic Leptospira. Rodents are known to carry pathogenic Leptospira, but livestock are also important hosts. The disease is economically important in cattle, causing abortion, decreased fertility and decline in milk yield. Pathogenic Leptospira are shed in cattle urine and can survive in the environment. Only a few studies have been performed in Ethiopia to...
October 2023
African Journal of Biotechnology
Effects of sound waves on conidiospores of Aspergillus oryzae strain RIB40 and characterization of the enzyme activity of rice–koji
It was reported that the glucoamylase activity of rice-koji prepared with sound-irradiated conidiospores of yellow-koji, Aspergillus oryzae, at 16 kHz was decreased as compared with that of conidiospores that had not been sound irradiated. To reveal why the glucoamylase activity was changed, we observed the changes of the expression level of glaB encoding glucoamylase. We also determined to observe how the germination...
October 2023
African Journal of Biotechnology
An optimized protocol for in vitro regeneration of tropical maize inbred lines through cell suspension and semi-protoplast cultures
Maize being an important staple food crop is widely consumed in Kenya but its production remains low due to biotic and abiotic challenges that have not been addressed sufficiently through conventional breeding. This study sought to optimize the establishment of cell suspension and protoplast cultures for 10 tropical inbred maize genotypes in order to identify genotypes that can readily establish in liquid cultures and...
October 2023
African Journal of Biotechnology
Screening extracts of fungal endophytes isolated from Allophylus abyssinicus (Hochst. Radlk.) for control of bean anthracnose
Common bean is consumed in large quantities globally but it is highly susceptible to Colletotrichum lindemuthianum, leading to 90 to 100% yield losses. This study investigated the bioactivity of secondary metabolites from Allophylus abyssinicus fungal endophytes against C. lindemuthianum, causing bean anthracnose. A total of 37 fungal endophytes were isolated from the leaves, bark and roots of A. abyssinicus and 20%...
October 2023
African Journal of Biotechnology
Quality evaluation of low free fatty acid and high free fatty acid crude palm oil and variation of total fatty matter and fatty acid composition in Nigerian palm oil
Quality of palm oil determines its consumer and market acceptability and price. This correlates directly to its moisture (%), free fatty acid (% FFA) and total fatty matter (%TFM) content. The aim of the present study was to evaluate the quality of low free fatty acid (LFFA) and high free fatty acid (HFFA) crude palm oil (CPO) samples aged 5 to 10 days, purchased from four locations in Southern Nigeria. HFFA CPO is...
October 2023
African Journal of Microbiology Research
Effect of sanitizers combined with ultrasound on adhesion of microorganisms isolated from fish from the Amazon region
Attachment of undesirable microorganisms to surfaces that contact food is a source of concern, since it can result in product contamination leading to serious economic and health problems. Bacteria aggregated to form biofilms are more resistant to environmental stress than planktonic cells. The objective of this paper was to evaluate the bactericidal effect of sodium hypochlorite and peracetic acid associated with...
September 2023
Educational Research and Reviews
The relationship between work-family conflict and job satisfaction of female university teachers in China: A moderated mediating model
Work and family are two of the most important parts in one's life. Individuals cannot fulfill their work requirements and family responsibilities at the same time, so they are faced with the dilemma of timing and role conflict. Based on the conservation theory, this study explored the relationship between work-family conflict and job satisfaction in 422 female university teachers in China, and proposed a moderating...
September 2023
Educational Research and Reviews
Comparison of career adapt-abilities of students from faculty of education with emotional intelligence levels
This study aims to examine whether the career adaptation score averages of 1st and 4th-year students studying in different departments of the Faculty of Education differ significantly from the average scores of interest, control, curiosity, and confidence sub-scales aimed at measuring the sources of adaptation compared to the emotional intelligence score averages. Research is a descriptive study in the relational...
September 2023
Educational Research and Reviews
Research on metacognition and innovation behavior of vocational college students in Hainan
Strengthening the cultivation of students’ innovation ability is an urgent requirement for the construction of China’s innovation system, and vocational colleges are a crucial driving force for cultivating technical innovation talents. Therefore, this study aims to explore the influence of metacognition on innovative behavior among vocational college students in Hainan, China and the differences between the...
September 2023
Educational Research and Reviews
Becoming a dreamcatcher: Pre-service EFL teachers’ experience of culturally relevant pedagogy as agents of flexibility
The dynamics of the 21st century human life calls for adaptability to diversity, change and the ability to remove borders. Teacher education, in the midst of changes in social life, also calls for raising questions about pedagogical practices that can serve as a tool to make a difference. In this study, culturally relevant pedagogy is demonstrated as a promising strategy in promoting a positive environment in EFL...
September 2023
African Journal of Biotechnology
Study of the effectiveness of essential oils of Mentha aquatica L. and Pimpinella anisum L. in the microbiological stabilization of pasteurized plant extract of Cyperus esculentus L. in Mali
This study evaluates the antimicrobial properties of essential oils of Mentha aquatica and Pimpinella anisum in the stabilization of pasteurized plant extract of Cyperus esculentus in Mali. The extraction of essential oils was carried out by steam distillation of the aerial organs of M. aquatica harvested in Bamako and the seeds of P. anisum harvested at Diré in Timbuktu Region. Aging tests were carried out by...
September 2023
African Journal of Biotechnology
Optimization of regeneration protocol and prospecting spectinomycin resistance in barley (Hordeum vulgare L.) cv Haider-93
Immature zygotic embryos from spring barley cv. Haider-93 were used to induce somatic embryogenesis. The type of the explant, the level of 2,4-dichlorophenoxyacetic acid (2,4-D) and handling of calli during subculture are critical factors to obtain maximum number of regenerants. Different concentrations of 2,4-D (0, 0.5, 1.0, 1.5, 2.0, 2.5, 3.0 mg/L) and Kinetin (0.5, 1.0, 1.5, 2.0 mg/L) were used for callus induction...
September 2023
African Journal of Food Science
Impacts of covid-19 measures on supply and distribution of milk on small-scale processors in Nakuru, Uasin Gishu, and Nyandarua Counties, Kenya
COVID-19 poses serious threats to humanity and the world’s economy, leading to disruptions of the food supply chain. The dairy processing industry was highly affected because of the perishability of its products and time-sensitivity of both the supply and distribution chain. The study therefore, aimed to assess the effects of COVID-19 containment measures on the supply and distribution of small-scale dairy...
September 2023
African Journal of Microbiology Research
Effect of methylprednisolone on the morphology of acute lymphoblastic leukemia cell line in vitro model by Atomic Force Microscopy
Despite the recent knowledge of the molecular mechanisms of corticosteroid drugs in lymphoid leukemia, information about the nanostructured surface morphology of the process of cell death is limited. Therefore, the main objective of this work is to analyze the effect of methylprednisolone on the morphology of B lymphoblast CCRF-SB cell line by Atomic Force Microscopy (AFM). Morphological parameters such as height, cell...
September 2023
African Journal of Food Science
Compliance with food safety standards by beef vendors at butcheries in Kamuli district, Uganda
Butcheries are the leading retailers of beef in Uganda and their level of compliance with food safety standards is unknown. The aim of this study was to determine the compliance by beef vendors in Kamuli district with the US 736:2019 standard for hygienic requirements for butcheries. A survey questionnaire and observation checklist on sanitation, hygiene, and beef handling were used to collect data from 60 butcheries....
September 2023
African Journal of Food Science
Evaluation of thermosonication in the inactivation of lipoxygenase in hydrosoluble soy extract
Hydrosoluble soy extract (HSE) is nutritious and highly perishable, requiring it to be submitted to an adequate conservation method. Ultrasound combined with heat (thermosonication) can be an alternative capable of reducing the undesirable effects caused by the conventional thermal treatment in this product. The objective of this work was to evaluate the effect of thermosonication on the inactivation of the enzyme...
September 2023
African Journal of Agricultural Research
Response of common bean (Phaseolus vulgaris L.) to nutrient amendments across variable agro-climatic conditions in Ghana
Common bean (Phaseolus vulgaris L.) is an important crop with the potential to curb malnutrition in Sub-Saharan Africa (SSA). However, poor soil fertility is considered to be the major constraint for bean production in SSA. This study determines canopy spread, chlorophyll content, stomatal conductance, and seed yield of common beans in a field experiment conducted at Fumesua (rain-forest) and Akumadan...
September 2023
African Journal of Agricultural Research
Porter’s diamond model and Zimbabwe’s national competitiveness in the cut flower industry
Zimbabwe’s cut flower industry has declined over the past years. We determined the national competitiveness of Zimbabwe’s cut flower industry using Porter’s diamond model of competitive advantage in 2018 using a descriptive and exploratory design that made use of qualitative and quantitative research methods. Low numbers of key players in the industry forced researchers to administer questionnaires to...
September 2023
Journal of Philosophy and Culture
The Quest for Self-reflective Knowledge and Practice: Is an Epistemological Blindness Relative to Time and Situation?
This article serves as both an expository and critical reflection on the fifth chapter of Boaventura De Sousa Santos's book (2014), titled “Epistemologies of the South: Justice against Epistemicide”. The fifth chapter, entitled “Toward an Epistemology of Blindness: Why the New Forms of ‘Ceremonial Adequacy’ Neither Regulate nor Emancipate” (pages 136-163), is the focus of this...
September 2023
Journal of Medicinal Plants Research
Effect of Canarium schweinfurthii leaf and pulp extracts on blood glucose levels in oral glucose load - induced hyperglycemia in Wistar albino rats
Canarium schweinfurthii is a common medicinal plant used as food and medicine in communities of central Uganda. Local communities and herbalists commonly used it in the management of diabetes mellitus type 2 with limited information on its effectiveness. Study assessed the hypoglycemic effect of C. schweinfurthii aqueous and total crude leaf and pulp extracts on blood glucose levels in Wistar albino rats. An...
September 2023
African Journal of Biotechnology
Nutritional and physicochemical characteristics of natural fruit juice formulated from papaya (Carica papaya), pineapple (Ananas comosus) and beetroot (Beta vulgaris)
Maintaining optimal nutrition and healthy population continues to be a global priority. The group of liquids and beverages plays an important role in human nutrition. Most beverages consumed are artificial and contain an array of chemical molecules that can be harmful to the health of consumers. Papaya, pineapple and beetroot are the most popular fruits and legumes in Cameroon with several therapeutical effects. This...
September 2023
African Journal of Agricultural Research
Soil moisture content and maize grain yield under conventional and conservation agriculture practices - results of short term field tests in Liselo, Namibia
This article focuses on the results from trials developed to monitor the short-term effects of conventionally tilled systems versus CA on soil quality and crop productivity under conditions of the major cropping systems in central, north-central and north-eastern regions of Namibia. Conventional tillage (CT), Minimum tillage (MT), Minimum tillage, mulch (MT-M), Minimum tillage, rotation (MT-R) and Minimum tillage, mulch...
September 2023
African Journal of Environmental Science and Technology
Degradation of chlorantraniliprole by photocatalysis of supported titanium dioxide: Effect of operating parameters
The rinsing of sprayers after the phytosanitary treatment of agricultural plots generates waste water, which is discharged without prior treatment into aquatic environments. The aim of this study was to evaluate the efficiency of a supported photocatalytic process for the degradation of chlorantraniliprole in an aqueous medium. Clay balls were made in the laboratory from 40 mL of ultrapure water added to 100 g of clay...
September 2023
African Journal of Environmental Science and Technology
Water exploitation-induced climate change
Downstream countries can experience a range of direct, indirect, and feedback effects from upstream water piracy. These consequences can range from economic decline due to decreased availability of water for agriculture and fisheries, to the disruption of ecosystems from alterations to water flows and ecosystems, to the potential for political tensions that arise due to unequal access to water resources. The upstream...
September 2023
Journal of Stored Products and Postharvest Research
Investigating the periodic physical disturbance method in Ghana to control adult Sitophilus zeamais in maize storage
The maize weevil (Sitophilus zeamais) is an important cosmopolitan pest and the most detrimental insect of stored maize. This study aimed to investigate the efficacy of the periodic physical disturbance method on S. zeamais mortality. The potential adoption of the technology in Ghana was also considered. Farmers loaded 20 L buckets with maize grain and S. zeamais, non-hermetically. The physical disturbance was applied...
September 2023
African Journal of Biotechnology
Phytochemical composition, GC-MS analysis and toxicological profiling of Gouania longipetala leaf extract in rats
This study investigated the phytochemical composition and toxicity potentials of Gouania longipetala leaf extract in rats. Crude extract was prepared from freshly collected leaves of the plant and was subjected to phytochemical analyses including gas chromatography-mass spectrometry (GC-MS) and acute toxicity. 15 rats were used for the sub-acute toxicity evaluation, 5 rats in each group of 3, each were treated such...
September 2023
Journal of Medicinal Plants Research
Comprehensive liquid chromatography-mass spectrometry-based metabolomic analysis of Moringa oleifera seeds
Moringa oleifera seeds which are less explored and nutriment-rich have attracted scientific interest as the seed kernels contain numerous bioactive components with a variety of traditional uses. Besides its medicinal uses, Moringa oleifera biodiesel has shown remarkable potentiality in conducing to the decrease of greenhouse gases and guaranteeing sustainable supply of energy. In this study, the comprehensive analysis...
September 2023
African Journal of Agricultural Research
Intricacies of utilizing Turnitin tool in agricultural extension content writing in Nigeria
The study analyzed how Turnitin misjudges semantics used in agricultural extension writing in Nigeria. The paper applied thematic content analysis on 30 selected extension contents from Nigerian sources. Codes, percentage count and line graph were used in analysing data. The results show the inability of Turnitin to recognize agricultural extension semantics, such as, “The study was designed to…”, and...
September 2023
Journal of Infectious Diseases and Immunity
Prevalence and socio-demographic determinants of malaria among febrile under- five children in Abobo district, Southwest Ethiopia: Cross-sectional study
Malaria ranks among Ethiopia's top ten causes of illness and mortality among children under five. The disease continues to pose a severe public health risk in malaria-endemic regions like the Abobo district. Information on malaria prevalence and its determinants among under-five year’s children in the Abobo district is missing. A facility-based cross-sectional study was conducted at Abobo Catholic Health...
September 2023
Journal of Engineering and Technology Research
Heat and mass transfer investigation of unsteady magnetohydro dynamic nanofluid flow in a porous pipe in the presence of chemical reactions
This article presents a numerical investigation of mass and heat transfer effects on an unsteady Magnetohydrodynamic (MHD) nanofluid flow in a permeable pipe. The influences of the chemical reaction and magnetic flux are considered. With the central finite-difference technique, the fundamental equations are discretized. The resulting equations are solved numerically using methods of lines, bvp4, and shooting methods....
September 2023
African Journal of Biotechnology
Molecular characterization of probiotic Enterococcus hirae from fermenting acalypha wilkesiana (Irish Petticoat) and Talinum triangulare (Water Leaf) medicinal plants
Research on lactic acid bacteria (LAB) continues to be relevant in the development of nutraceuticals. In this study, edible medicinal Talinum triangulare and Acalypha wilkesiana were collected and subjected to spontaneous fermentation for 24 h. Samples were collected at 6 h intervals for determination of pH and microbial analysis. Determination of LAB percentage frequency occurrence, probiotic properties, and safety...
September 2023
Journal of Metabolomics and Systems Biology
Metabolite profiling of different solvent extracts of Moringa oleifera seeds and correlation with DPPH radical scavenging activity via 1H NMR-based metabolomics
In the present study, profiling of the Moringa oleifera seeds metabolome was carried out by employing proton nuclear magnetic resonance (1H NMR) spectroscopy combined with multivariate data analysis (MVDA) of 3 different solvent extracts. The principal component analysis (PCA) and partial least square-discriminant analysis (PLS-DA) score plot reveal that methanol extract was discriminated from ethyl acetate and hexane...
September 2023
International Journal of Fisheries and Aquaculture
Impact of school pond education programme conducted for adolescent students of Chitwan and Nawalparasi districts, Nepal
Malnutrition consists of a deficiency, excess or imbalance of energy and other macro-and micro-nutrients that changes the body composition and function, resulting in poor clinical outcomes. This study aimed to analyze the effectiveness of behavioural-based nutrition education to increase fish consumption among school children using two types of pond in Province-3 and 4 of Nepal constructed in secondary level of four...
September 2023
African Journal of Microbiology Research
Screening groundnut rhizobia for multiple plant growth promoting activities in Ethiopia
Rhizobia could exhibit plant growth-promoting mechanisms besides nitrogen fixation. In search of efficient rhizobia with multiple PGP traits, 72 groundnut nodulating rhizobia isolates were screened in vitro for their plant growth promoting traits like phosphate solubilization, production of indole acetic acid, ammonia, hydrogen cyanide, production of different hydrolytic enzymes and antifungal activity. About 72% of the...
September 2023
African Journal of Pharmacy and Pharmacology
Assessment of the in vivo acute toxicity of aqueous extracts of artavol® antimalaria herbal tea
Acute toxicity testing plays a pivotal role in the initial safety assessment of products. It examines the effects of a single or multiple doses of a product administered to animals or taken by humans within a 24-hour period. This test holds particular importance in determining the toxic characteristics of products intended for use in humans, animals, and agriculture. Despite the availability of numerous herbal medicinal...
September 2023
African Journal of Health Sciences and Technology
Clinical characteristics and induction outcome of pediatric acute myeloid leukemia (AML) patients treated at Tertiary Referral Hospital, Addis Ababa,Ethiopia: a retrospective cross-sectional study
The outcome of acute myeloid leukemia (AML) has remained a major concern in low- and middle-income countries. It is envisaged that the outcome will be far worse in resource limited settings. However, studies are lacking and many of these low-income countries lack an effective cancer registry. The study was conducted to assess the socio-demographics, clinical patterns and induction outcomes of children with AML. All bone...
September 2023
Journal of Horticulture and Forestry
Vegetative propagation of cocoa (Theobroma cacao) by grafting: Aptitude of grafting on four clones
The objective of this study is to evaluate the effect of hormones and fertilizers on the aptitude of grafting of four types of clones used in the seed fields for the creation, the regeneration, and the production of pods. The experimental design is a factorial trial (4 × 3 × 2 × 2) with hormone as the main block and other factors completely randomized within the blocks with three replicates. The...
September 2023
Journal of Stored Products and Postharvest Research
Assessing the efficacy of hermetic storage bags against woven polypropylene bags by farmers in Ghana for maize grain storage
The main insects that deteriorate stored maize grain in the tropics are maize weevils (Sitophilus zeamais). S. zeamais can cause significant post-harvest losses (PHL) in maize during storage. The objective of this study was to help farmers in Ghana appreciate and understand the benefits of using GrainPro bags compared to woven polypropylene bags (WPB) for storing maize grain. Eight farmers participated in the study,...
September 2023
Journal of Plant Breeding and Crop Science
Yield performance and stability evaluation of Striga-resistant sorghum (Sorghum bicolor [L.] Moench)
Sorghum is one of the most important cereal crops in Ethiopia. However, the productivity of this important crop is low owing to different factors, of which Striga is most detrimental. Multi-environment performance evaluation was carried out consisting of 11 sorghum genotypes. The objective was to select better performing, Striga-resistant and stable sorghum lines. The trial was conducted at three Striga prone areas of...
Page 1 of 1261, showing 50 records out of 63006 total, starting on record 1, ending on 50
