Articles
Page 3 of 1278, showing 50 records out of 63856 total, starting on record 101, ending on 150
December 2024
Journal of Dentistry and Oral Hygiene
Midline deviation treatment mechanics: A systematic review
Midline deviation is a prevalent orthodontic issue that affects both function and aesthetics, often resulting from factors such as premature loss of primary teeth and insufficient arch length. Various treatment strategies, including midline elastics, unilateral extractions, and dental expansion, are employed to correct these deviations. However, the effectiveness of these approaches can vary significantly, leading to...
December 2024
Journal of Ecology and The Natural Environment
A comparative study among different agroforestry systems and natural forests in southern Ghana
Human disturbance in forest ecosystems poses a significant threat to biodiversity conservation. However, agroforestry systems, offer hope for biodiversity conservation and sustainable agricultural production. Despite this potential, the roles of various agroforestry systems in conserving biodiversity and maintaining ecosystem services are poorly understood. In this study, tree species diversity was investigated, and...
December 2024
Journal of Languages and Culture
Albert Comeau’s "The Guest": A resolution and behavioral analysis
Albert Camus, born on November 7, 1913, in Mondovi, Algeria, and died on January 4, 1960, near Sens, France, was a French novelist, essayist, and playwright best known for his novels such as 'L’Étranger' (1942; 'The Stranger'), 'La Peste' (1947; 'The Plague'), and 'La Chute' (1956; 'The Fall'), as well as for his involvement in leftist causes. He was awarded...
December 2024
Educational Research and Reviews
Equal opportunity in education
The concept of equality is a concept shaped as a result of economic, legal, political, and sociological debates throughout human history. The concept of equality in the modern age; Its content has been enriched with principles such as equality of opportunity, political, racial, social and economic equality, and equality between men and women, and has become a superior value. Many researchers define equality as "a...
December 2024
Educational Research and Reviews
Gender stereotyping and teacher collegiality: A lesson study approach
Most novice teachers enter the schooling system lacking confidence, with low levels of pedagogical content knowledge and teaching competence, coupled with a lack of gender-inclusive school practices. This study is located within the interpretivism paradigm and used interviewing techniques to elicit data from twelve commerce teachers selected from three Limpopo secondary schools. The study utilizes their narratives to...
December 2024
Journal of Engineering and Computer Innovations
Towards a conceptual model; a guide to making minimalistic human-machine interaction design
Human-Machine interaction (HCI) is relevant in today’s digitization, and so is the drive to better understand fundamental concepts toward more lucid, minimalistic and intuitive design and usage. Research has focused on the underlying psychology and mechanisms of interaction so as to make human-machine interaction seamless. In a study to build a conceptual guide for interaction design, salient concepts across...
December 2024
Journal of Plant Breeding and Crop Science
Phenotypic diversity, heritability and environmental sensitivity in morpho-agronomic traits of Eswatini maize (Zea mays L.) landraces
Maize landraces have the highest genetic variation and adaptation to less favourable farming environments. In Eswatini, maize landraces occupy about 20% of the maize crop planted annually. The current study was undertaken to assess the morpho-agronomic diversity, heritability and genotype by environment interaction among 70 genetically diverse maize landraces collected from different farmers in the country. The maize...
December 2024
Journal of Engineering and Technology Research
Effect of soil moisture conservation and planting methods on soil moisture content and yield of sorghum (Sorghum bicolor (L.) Moench) under rain-fed conditions of Tigray, Ethiopia
Crop production in semi-arid dry land areas of Ethiopia is totally dependent on erratic rainfall-uneven distribution, torrential in intensity, low in amount during crop growing season, and variable from year to year. This results in unpredictable agricultural production and occasional crop failure. Therefore, the study was designed to evaluate the effect of in-situ moisture conservation techniques such as tied ridge and...
December 2024
Journal of Engineering and Technology Research
Study of the performance parameters of a silicon solar cell (n+/p/p+) in frequency modulation placed in a medium dominated by the magnetic field: Effect of low and high doping rate
This work focuses on the study of the effects of low and high doping rate of a silicon (n+/p/p+) solar cell in frequency modulation placed under magnetic field with Matlab Simulink software. The importance of this work is to highlight the effects of the doping rate and the magnetic field on the current-voltage characteristic, the open circuit voltage (Vco), the short circuit current and the efficiency. The doping rate...
December 2024
African Journal of Business Management
Crisis management strategies: The relevance of organizational resilience for very small enterprises in the Covid-19 context
The aim of this study is to highlight the relevance of the concept of organizational resilience as a strategy for enterprises to adopt in order to address the various crises that arise in their environment. To achieve this, a qualitative study was conducted among 64 Very Small Enterprises (VSEs) in Cameroon. The companies surveyed were selected using the convenience sampling method. Data were collected through...
December 2024
African Journal of Biotechnology
Induction of flowering in cassava (Manihot esculenta Crantz) using plant growth regulators, pruning and extended photoperiod through night-breaks
Cassava is a food security crop in Kenya, whose production is hampered by cassava brown streak disease (CBSD) and cassava mosaic disease (CMD). These challenges require urgent resistance breeding. Crossing of varieties in cassava is disadvantaged by poor and asynchronous flowering. This study aimed to induce and enhance flowering in CBSD immune and resistant clones with variable flowering characteristics. Two...
December 2024
African Journal of Biotechnology
The determination of chemical composition in some vinegars and compliance with food legislation
This paper covers that the six different brands sold (genuine-organic-synthetic apples and grapes) in Turkey and spontaneous fermentation vinegars produced with seven fruits (apple, white and red grapes, mandarin, pear, carrot, melon) in the laboratory had been analyzed according to pH value, acidity, density, the amount of dry matter, color measurement, the ash content and the water activity. The aim of the study was...
December 2024
African Journal of Biotechnology
Receiver operating characteristic (ROC) and R fitting curve for quantifying rhizobacteria and foliar bio-fertilizer combination performances on maize crop growth process in an arid soil
Studies have suggested that microorganisms in the rhizosphere have the potential to improve soil fertility without causing any environmental problems. Previous studies have shown a synergistic interaction between these microorganisms and foliar bio-fertilizers as an acceptable practice for improving maize and soybean growth and yield in the arid agro-climate of Korhogo, Northern Côte d'Ivoire. In this study,...
December 2024
Journal of African Studies and Development
Stakeholders’ participation and management of highland water resource under the National Water Policy in Bududa, Uganda
The study aimed to establish the relationship between stakeholder participation and the management of highland water resources in Bududa District, Eastern Uganda. It was guided by the following objectives: 1) to establish the relationship between stakeholder participation in planning and the management of highland water resources; 2) to analyze the relationship between stakeholder participation in implementation and the...
December 2024
African Journal of Agricultural Research
Opportunities and best practices for dryland agriculture in Ethiopia, as coping mechanisms for vulnerabilities: A review
Agriculture continues to be a strategic sector in the development of most low-income nations. Despite extreme climate conditions, agriculture plays a major role in the development of the economy, the eradication of poverty, sustainable growth, and the modernization of society in Sub-Saharan Africa. About 75% of Ethiopia’s landmass is categorized as dryland, which is home to approximately one-third of the...
December 2024
African Journal of Agricultural Research
Evaluation of elemental composition and structural analyses of liquid organic fertilizers from rabbit wastes under different feeding regimes
This study aimed at evaluating the elemental composition and structural analysis of liquid organic fertilizers (LOF) produced from rabbit urine and feces under different feeding regimes: forage only, concentrate only, and forage plus concentrate. The rabbit waste was subjected to a three-week fermentation process. The temperature of the rabbit waste treatments decreased over time and remained relatively constant after...
December 2024
African Journal of Agricultural Research
Contrasting impacts of the 2-year application of biofertilizers and organic manure on grain yield of winter wheat summer maize cropping system in North China Plain
Organic nitrogen and biofertilizers in a mixture with synthetic nitrogen could prove to reduce the cost of production without compromising crop yield with increasing soil organic carbon improvement. The study investigated 2-year incorporation of organic manure and biofertilizers on winter wheat and summer maize in the North China Plain (NCP). The two-year field experiment (2016–2018) has illustrated the responses...
December 2024
African Journal of Agricultural Research
Impact of sweet potato growing methods on the yield of three sweet potato varieties in eastern Zimbabwe
A study was conducted to determine the effect of sweet potato growing methods on the yield of three sweet potato varieties. The field experiment took place at Africa University farm in Mutare, Zimbabwe. The trial employed a 5 x 3 factorial design arranged in a Completely Randomized Block Design (CRBD) with three replicates, blocked against irrigation lines. The five different sweet potato growing methods used were:...
December 2024
African Journal of Agricultural Research
Mixture of herbicides to common bean crops in highlands of Santa Catarina, Brazil
The objective of this study were to identify incompatibilities in mixtures of herbicides applied in common bean crops and assess the effects of herbicide interactions on weed control. Experiments I e II were conducted in a completely randomized design, with four replications, using a 4 × 4 factorial arrangement consisted of four herbicides (applied alone or in combinations) and four evaluation times (0, 1, 2, and...
December 2024
African Journal of Agricultural Research
Complementing grow-out test with molecular markers in genetic purity assessment of crop varieties: A systematic review
Genetic purity assessment is mandatory for seed certification. Currently, this process is carried out through the grow-out test (GOT), which faces several challenges, including the need for long-term assessment. Limited information on the use of molecular markers in the genetic purity assessment of crops in African countries prompted the purpose of this study. This work presents a review of the available literature on...
December 2024
African Journal of Health Sciences and Technology
Assessment and correlation of adiponectin level as a monitoring marker in type 2 diabetes in Benin City: A case-control study
Diabetes mellitus, a chronic metabolic condition that can lead to retinopathy, neuropathy, and nephropathy, causes hyperglycemia due to reduced insulin action and secretion. This study investigated the use of adiponectin, insulin, HbA1c, and homeostatic model assessment for insulin resistance (HOMA-IR) as monitoring and treatment markers for type 2 diabetes. The study included 90 participants from Benin City, 60 of whom...
December 2024
Botswana Journal of Economics
Impact of imports of capital goods on economic growth in Ivory Coast
One of the challenges facing Ivory Coast is the transformation of its agricultural production. This transformation involves the importation of capital goods. The study analyzed the influence of capital goods imports on the economic growth of Ivory Coast. Initially, a thorough literature review was conducted. Following this, the methodology was detailed, model variables were identified, and estimation was performed....
December 2024
International Journal of Biodiversity and Conservation
Using fruiting Ape food trees (Myrianthus holstii) to count sympatric mammals at Kahuzi-Biega National Park, Eastern Democratic Republic of Congo
Understanding the diversity and distribution of flora and fauna, and their interactions, is a prerequisite for a successful protected area management program. Between 2020 and 2022, camera traps were installed at 34 different stations in front of fruiting Myrianthus holstii trees, a species whose fruits are eaten by various mammal species. A total of 699 photos and videos were recorded. At least 23 mammal species...
December 2024
Journal of Horticulture and Forestry
Evaluation of growth and quality of tissue culture Qatari date palm cultivars by using organic nutrients in greenhouse
Date palms are a crucial crop in Qatar and the Arabian Gulf, providing essential resources such as food and economic benefits. This study explores how organic fertilizers impact soil health and the growth of two date palm varieties, ‘Shishi’ and ‘Nabit Saif,’ specifically focusing on nutrient levels like nitrogen (N), phosphorus (P), and potassium (K). While organic fertilizers are known to...
December 2024
International Journal of Peace and Development Studies
Core factors driving radicalization of youth in Mombasa County, Kenya
The study examined some of the core factors contributing to the radicalization of youth in Mombasa County, Kenya, proceeding from the premise that economic marginalization underlies the push and pull factors driving youth radicalization. Recently, the radicalization and recruitment of youth into violent extremist organizations (VEOs) such as Al Shabaab have increased in the Kenyan coastal areas, particularly in Kisauni,...
December 2024
Journal of Pharmacognosy and Phytotherapy
In vivo and ex vivo antihyperglycemic activity of the hydroethanolic extract of Cassia sieberiana DC roots
Cassia sieberiana DC, a plant from the Fabaceae family, is traditionally used by inhabitants of southern Togo to treat diabetes mellitus. This study aimed to investigate the antihyperglycemic activity of the hydroethanolic extract of C. sieberiana roots. The extract was tested on blood glucose levels in fasting and orally induced hyperglycemic ICR mice in vivo. Phytochemical screening was performed using chemical...
December 2024
International Journal of Livestock Production
Morphological and weight characterization of Sahelian goats in urban and Peri-Urban areas of N’Djamena, Chad
The study was conducted to describe the morphological and weight characteristics of Sahelian goats in the urban and peri-urban areas of N'Djamena city. A cross-sectional survey was carried out from April 1 to July 10, 2023, in N'Djamena city, Dourbali, and Linia. The study involved 160 Sahelian goats from 15 herds. Various body and weight measurements, along with animal pictures, were taken to collect data on...
December 2024
Journal of Economics and International Finance
Optimizing strategic procurement processes for enhanced budget efficiency
Strategic procurement operations involve managing an organization's current and future purchasing requirements, assessing the market's health, and creating proactive strategies to acquire goods and services to meet corporate goals. This study aimed to investigate the relationship between budgeting and strategic procurement procedures. The study employed a mixed research approach to explore ways to improve...
November 2024
Journal of Petroleum and Gas Engineering
Optimizing oil field productivity using integrated system modelling: A comprehensive approach for identifying and maximizing oil production in a Niger Delta field
This paper examines the development and application of an Integrated Production System Modelling (IPSM) approach to identify bottlenecks and optimize production in an oil-producing asset in the Niger Delta. IPSM integrates reservoir, well, and surface network models using software tools like MBAL, PROSPER, and GAP. Optimization results demonstrate a 50% reduction in separator and surge vessel pressures of 40, 116, and...
November 2024
Journal of Medicinal Plants Research
Development of in vitro protocol for large-scale clonal propagation of Capparis erythrocarpos for the herbal medicine industry and conservation
The increased use of Capparis erythrocarpos for treating rheumatoid arthritis and as an appetite stimulant has necessitated the establishment of efficient in vitro propagation protocols for large-scale production of seedlings to ensure its sustainable use in the herbal medicine industry and conservation of the species. In this study, mechanical scarification and priming of seeds with sulfuric and GA3 induced only...
November 2024
African Journal of Microbiology Research
Detection of carbapenemase-producing strains of Gram-negative bacilli in University Hospital of Angre in 2021
The spread of carbapenemase-producing Gram-negative bacilli (GNB) poses a significant threat to public health. In Africa, data on carbapenem-resistant bacteria are poorly defined. This study aimed to determine the prevalence of carbapenemase genes among GNB isolated from patient samples at Angre University Hospital. A cross-sectional study was conducted in 2021 at the medical biology department, where...
November 2024
African Journal of Microbiology Research
Practice of prophylactic antibiotic use in elective orthopedic procedures at a national teaching and referral hospital in Kenya
According to the Centers for Disease Control and Prevention (CDC) recommendations, antibiotic prophylaxis should only be used when necessary. The judicious use of prophylactic antibiotics, following evidence-based guidelines, leads to optimal outcomes, including reduced infection rates and the prevention of antimicrobial resistance. This study examines the practice of prophylactic antibiotic use in elective orthopedic...
November 2024
Journal of Cereals and Oilseeds
Participatory variety selection of rust-resistant improved bread wheat varieties in East Gojjam Zone, Northwest Ethiopia
Wheat is one of the major cereal crops produced at different agroecologies of the East Gojjam Zone of the Amhara region. However, access to improved bread wheat varieties is minimal. Due to this and other factors, the area's potential for wheat crops is not exploited. So, developing and promoting technologies that suit the area is necessary. Thereby, this experiment was conducted at Aneded, Basoliben, and Debre...
November 2024
African Journal of Environmental Science and Technology
Utilising the hierarchical hazard control model to reveal respiratory challenges faced by quarry and allied workers in Erongo, Otjozondjupa and Kunene regions, Namibia: A cross-sectional, quantitative study
The study examines respiratory protection practices among quarry and allied workers in Namibia, amidst rising concerns over occupational respiratory disorders due to prolonged exposure to respirable dust. Utilising a quantitative cross-sectional design, data were collected from 304 workers across Erongo, Otjozondjupa, and Kunene regions. Findings showed a statistically significant association between employee...
November 2024
African Annals of Thoracic and Cardiovascular Surgery
Late diagnosed acquire tracheoesophageal fistula in adult treated by surgery: Case report
Tracheoesophageal fistula is an abnormal communication between the trachea and the esophagus. It can be congenital or acquired, with acquired causes being more common in adults. Among these, malignant fistulas are more prevalent than benign ones. Tracheoesophageal fistulas often arise as complications of tracheotomy or prolonged endotracheal intubation, particularly in patients with a nasogastric feeding tube. They can...
November 2024
African Annals of Thoracic and Cardiovascular Surgery
Medical and surgical management of tracheal pathologies in Senegal
The objectives of this study were to report cases of tracheal pathologies at the Centre Hospitalier National Universitaire de Fann (CHNU) in Dakar, specify the therapeutic aspects, and compare the observations with data from the literature. This was a single-center, descriptive study focusing on 12 patients over the period from January 2015 to March 2024. The descriptive study was conducted by calculating frequencies...
November 2024
International Journal of Biodiversity and Conservation
An ecophysiological study of the fern Onoclea sensibilis growing in three environmental locations varying in incident light intensity
Onoclea sensibilis L. plants growing in three locations with varying light intensities (dense shade, partial shade, and open sun) at a temperate site in Palisades, New York, were studied to assess net photosynthesis rate, dark respiration rate, leaf micromorphology, and leaf fluorescence in relation to these light conditions. The mean maximum net photosynthesis rate (3.6 µmoles CO? m?² s?¹) was highest...
November 2024
International Journal of Biodiversity and Conservation
Density, abundance and spatial distribution niche overlap of large and medium-sized mammal populations in the Lomako-Yokokala Faunal Reserve, Congo
Understanding the dynamics of large and medium-sized mammal populations is crucial for effective conservation and management strategies. This study conducted a wildlife inventory in the Lomako-Yokokala Faunal Reserve (RFLY), focusing on signs of activity from 34 species of large and medium-sized mammals. The findings revealed that a total of 3,261 signs were recorded within transects, with an additional 6,915 signs...
November 2024
International Journal of Biodiversity and Conservation
Rethinking conservation: Social injustices and the case for convivial conservation in Ghana’s Kyabobo National Park
Conserving biodiversity for the benefit of present and future generations has driven global efforts toward the establishment of protected areas. However, balancing conservation goals with the need to sustain the livelihoods of local communities remains a significant challenge for protected area managers. The management of the Kyabobo National Park in Ghana, which employs restrictive conservation approaches, has been...
November 2024
African Journal of Plant Science
Foliar fungal diseases of banana in the central region of Burkina Faso: Characterisation of pathogens
Banana plantations in Burkina Faso are confronted with climatic hazards and parasitic attacks resulting in a considerable yield drop. Unfortunately, few studies have been devoted to banana leaf diseases. This study was initiated to characterize the major foliar fungal pathogens that hinder the development of this crop in the Centre region. Four communes were involved which are Koubri, Loumbila, Pabré, and...
November 2024
African Journal of Plant Science
Combining ability and effect of water stress on morphological and physiological traits of Lablab purpureus L. sweet
Drought limits crop production worldwide, reducing yields by up to 70%. Lablab bean, suited for arid and semi-arid regions, shows notable drought tolerance, yet Kenya lacks improved drought-tolerant lablab varieties. This study aimed to (i) identify drought-tolerant lablab genotypes based on morphological and physiological traits and (ii) assess the combining ability of seven parental genotypes and 21 crosses to find...
November 2024
Journal of Environmental Chemistry and Ecotoxicology
Removal of refractory organic and inorganic load from gray ship wastewater by the electro-oxidation process
In this work, electro-oxidation which is one of the innovative and efficient processes was used to treat gray and fatty wastewater (oil residues) from ships. These wastewaters contain heavy metals and persistent organic pollutants that damage the marine environment, contaminate the food chain, and harm marine life. This project aimed to apply the electro-oxidation process for the treatment of gray wastewater from ships...
November 2024
Educational Research and Reviews
Studies on digital diet and digital detox: A meta-analysis
Digital diet and detox can be defined as strategies to balance technology use and mitigate the adverse effects of digital dependency. These concepts are designed to reduce negative impacts such as stress, insomnia, and social isolation, which can result from excessive reliance on technology and prolonged screen exposure. In recent years, digital addiction has been increasingly recognized as a growing concern,...
November 2024
Journal of Horticulture and Forestry
Assessing post-harvest loss of tomato and its implications for food systems transformation in Nigeria
This study assessed post-harvest losses incurred by tomato farmers in Akinyele Local Government Area of Oyo State, Nigeria. Cross-sectional data were collected to obtain information on the socio-economic characteristics of tomato farmers and the factors influencing post-harvest losses. Data were analyzed using descriptive statistics, multinomial regression, and Tobit regression models. The mean age of farmers was 45.25...
November 2024
African Journal of Health Sciences and Technology
Effective competency-based assessment model for senior schools in Kenya
The education systems globally are rapidly evolving due to their dynamic nature. This swift transformation necessitates a corresponding pace in assessment models, which should be realistic and effective for the targeted learners. Even before the COVID-19 pandemic, there were concerns about the reliability and validity of the assessment tools used in Kenyan post-primary schools. With the introduction of the...
November 2024
African Journal of Food Science
Physicochemical analysis of extracted oil from five improved groundnut varieties
Groundnut, the main cash crop of The Gambia, has seen a considerable decline in local production, while the national demand for good and affordable vegetable oil continues to increase. This investigation dissects the proximate and physicochemical properties of five recently screened groundnut varieties and their oil extracts. The results of the analysis showed that variety ICGV97188 had the highest 1000 grain/kernel...
November 2024
African Journal of Pharmacy and Pharmacology
Impact of aqueous extract of unripe musa paradisiaca pulp on the electrocardiogram of isoprenaline induced myocardial infarcted wistar rats
In many cultures around the world, pulp of unripe plantains, or Musa paradisiaca, is used in folk medicine to cure liver, kidney, and cardiovascular diseases as well as obesity, anemia, and diabetes. In order to determine the electrocardiographic characteristics of Musa paradisiaca's aqueous extract in isoprenaline-induced myocardial infarction in Wistar rats, this study was conducted. About 300 g of the powdered...
November 2024
African Journal of Pharmacy and Pharmacology
Development of a digital application for the rational use of medicine in Burkina Faso
Developing countries lack enough human and financial resources, making it difficult for them to respond adequately to the population's essential health needs. Using digital applications to promote the rational use of medicines presents a solution to increase the health system's efficiency and encourage saving limited medicinal resources. This project aimed to develop a drug database completed with equivalence...
November 2024
African Journal of Pharmacy and Pharmacology
Guidelines for rational use of drug based data extracted from the APURMED application in Burkina Faso
The major constraint of insufficient resources limits the availability and accessibility of medicine. Fortunately, proper use of available medicinal resources could contribute to greater efficiency within the health system. This study, using data extracted from the APURMED application, aims to guide the rational use of drugs in practice within Burkina Faso. Treatments for infectious and non-communicable diseases...
November 2024
African Journal of Biotechnology
Molecular detection of Schistosoma haematobium infection among school children in Sabon-Gari Local Government Area, Kaduna State, Nigeria
Urogenital schistosomiasis is the most prevalent type of schistosomiasis, leading to terminal haematuria and bladder wall pathology. The disease is often characterized by blood in urine, affecting 110 million individuals globally. This study was conducted to determine the prevalence and associated risk factors of Schistosoma haematobium infection, the major pathogen of the disease, among school-age children in Sabon...
Page 3 of 1278, showing 50 records out of 63856 total, starting on record 101, ending on 150
