Articles
Page 8 of 1263, showing 50 records out of 63150 total, starting on record 351, ending on 400
International Journal of Biodiversity and Conservation
Contributions of Mount Cameroon National Park (MCNP) activities to livelihood of the local people, South West Region Cameroon
April-June 2023
The survival of Protected Areas (PAs) in Cameroon is very much dependent on alternative economic benefits derived by local people living around these areas. This study was set out to assess the contributions of Mount Cameroon National Park (MCNP) activities to livelihood of the local people. To achieve this, a household survey was conducted using simple random sampling technic where each household was given equal...
African Journal of Business Management
Research landscape on job embeddedness and organizational commitment: A bibliometric study
June 2023
We proposed to identify the general situation and trends in the field of job embeddedness (JE) and affective commitment (AC), given the essential role and association between them. Relevant literature was obtained from the Web of Science Core Collection on December 30, 2022. VOSviewer and CiteSpace were used for bibliometric analysis of authors, countries, institutions, journals, co-citation and keywords. A total of 315...
Journal of Horticulture and Forestry
Stem cutting size influence on sprouting and survival of stem cuttings of African teak (Milicia excelsa (Welw.) in Kenya
April-June 2023
African Teak (Milicia excelsa (Welw.) belongs to the Moraceae family. Vegetative propagation has been proposed to overcome some of the reproductive biology challenges in the species. The study was to determine the influence of stem size on sprouting and survival of stem cuttings of African teak. The experiment was conducted at Egerton University, Njoro, Kenya. The propagation materials were collected from healthy mother...
African Journal of Microbiology Research
Cross-site comparison of coastal bacterial occurrences and diversity at selected sites along the North Atlantic Ocean in Monrovia, Liberia
June 2023
Coastal marine sites were examined for the occurrences and diversity of indigenous bacterial populations using high resolution 16S rRNA gene pyrosequencing approach to further understand the ecological importance of environmental variables. Samples containing slurries of seawater and sediments were collected from nine different sites along the north Atlantic Ocean in Monrovia, Liberia and were divided into three...
African Journal of Medical and Health Sciences
The knowledge, attitude and practice about ionizing radiation among nurses working in Orthopaedic theatres in a tertiary care centre in Sri Lanka
June 2023
This study is to assess the knowledge, attitude and practice about ionizing radiation among nurses who are working in Orthopaedic theatres in Teaching Hospital-Batticaloa, Sri Lanka. A descriptive cross-sectional study included all nursing officers working in Orthopaedic theatres. A self-administered, pretested, content-validated questionnaire has been used to collect the data. After the initial data collection, a...
African Journal of Medical and Health Sciences
Gastro-protective effect of palm kernel (Eleasis guinensis) oil enriched diet on indomethacin induced gastric ulcer in rats
June 2023
Palm kernel oil (PKO) resembles coconut oil in preparations and both are the only sources of lauric oil available on the world market. It has been shown to be used to control diseases such as cancer, obesity, and immune disorders, as an anti-aging and antioxidant agent. The present study investigated the gastric protective property of PKO against indomethacin-induced gastric ulceration in rats. 20 male Wistar rats were...
African Journal of Pharmacy and Pharmacology
Relationship between vancomycin trough concentration and 24-h area under the curve concentration in Tunisian patients
June 2023
The 24-h area under the curve concentration (AUC24 h) is associated with better clinical and bacteriological response to vancomycin in patients with methicillin-resistant Staphylococcus aureus who achieve the target AUC24 h between 400 and 700 mg×h/L. Recent consensus recommends maintaining trough concentrations between 15 and 20 mg/mL as a convenient target to reach an AUC/minimum inhibitory concentration...
Journal of Engineering and Technology Research
Effect of speed, feed rate and tray angle on the dehulling, cleaning and grain loss from an acha (Digitaria exilis) dehulling machine
January-June, 2023
This study determined the effect of cylinder speed, feed rate and tray angle on the dehulling efficiency and the effect of fan speed, feed rate and tray angle on the cleaning efficiency and grain loss from an acha (Digitaria exilis) dehulling machine in a 3 × 3 factorial experimental design in three replicates. The cylinder speeds were 1500, 2000 and 2500 rpm and the fan speeds were 160, 185 and 213 rpm. The feed...
Journal of African Studies and Development
Access to credit and financial services on marketing of farm produce in Benue State, Nigeria
April-June 2023
The central bank of Nigeria recently introduced a cashless policy which impacted various facets of life in the country. This however motivated this study to examine the extent to which access to credit and financial services policies have impacted the marketing of agricultural products in an agro-based economy of Benue State, -a sub-national state with limited access to credits and financial services among farmers. The...
Journal of Cell Biology and Genetics
Mutagenicity of selected polycyclic aromatic hydrocarbons (PAHs)
January-June 2023
Polycyclic aromatic hydrocarbons (PAHs) are ubiquitous contaminants with a high octanol-water partition coefficient (kow) and are persistent in the environment. PAHs have various modes of action including mutagenicity, carcinogenicity, and teratogenicity. The mutagenic sensitivity to PAHs of single-cell gel electrophoresis (Comet assay) was compared with the Ames reversion Salmonella experiment (using Salmonella...
African Journal of Pharmacy and Pharmacology
A review of phylogeny, medicinal values, phytochemistry and toxicity of Sarcophyte piriei Hutch (Balanophoraceae)
June 2023
In recent years, plants have shown potential as sources of antimicrobial agents due to their immense phytochemical constituents, and there is a need to continuously search and develop potent antimicrobial agents to combat the growing threat of antimicrobial resistance worldwide. The challenges facing the utilization of ethnomedicine are lack of sufficient studies to ascertain their therapeutic use. Sarcophyte is a...
African Journal of Agricultural Research
Relative importance of functions of innovation system on cassava climate smart farming in Kenya
June, 2023
Functions of innovation systems framework have established their value as tools for exploring socio-technological transitions and economic development. Although the “seven functions” model has demonstrated its academic value across a vast literature, there have been few attempts to explore the role of the model in climate smart farming. Therefore, the aim of this study is to determine relative importance of...
African Journal of Agricultural Research
The competitiveness of The Gambia agro-food trade
June, 2023
This paper examines the competitiveness of The Gambia agri-food exports from 2012 to 2021 utilizing the revealed comparative advantage index, the Kaplan-Meier survival function, and Cox regression model. The results indicate that thirteen of the twenty-four products have comparative advantages in the global market, while seven of the twenty-four products have comparative advantages in the regional market. In terms of...
International Journal of Sociology and Anthropology
Navigating the Vortex of 21st century higher education: Developing effective management and teaching strategies within the space where post-pandemic meets post modernism
April-June 2023
African Journal of Plant Science
In vivo effect of cashew apple powder on fungi isolated from stored maize seed (EV8728-SR)
June 2023
One of the most significant cereal crops in the world is maize (Zea mays L.), which is susceptible to a number of illnesses, particularly those spread through seeds. Plant extract research offers a viable area for replacement research for fungicides used to treat seeds. In order to evaluate its antifungal impact on the sanitary and physiological quality of maize seeds, this study examined the phytochemical profile...
Journal of Medicinal Plants Research
Inhibition and dissolution of calcium oxalate crystals and kidney stones by the extract of Kalanchoe pinnata
June, 2023
Kalanchoe pinnata leaves are used in South Asia as a natural kidney stone treatment. In vitro studies were conducted in supersaturated and artificial urine solutions to evaluate the antiurolithic properties of K. pinnata leaf extract on calcium oxalate monohydrate (COM) and surgically extracted kidney stones. Key organic acids present in the plant extract were also examined in artificial urine to investigate inhibition...
African Journal of Agricultural Research
Mitotic response of Allium cepa L. to toxicity of pharmaceutical effluents
June, 2023
The need to determine the mutagenic ability of waste waters from pharmaceutical industry is on the rise. With the aid of macro and micro assay of the root tip, this study was carried out to assess the genotoxic effects of varied concentrations of three pharmaceutical effluents (Ciprofloxacin, Arthemetrin and Psuedophedrin) on Allium cepa root tip during mitosis. The chemical evaluation of the effluents confirmed the...
International Journal of Livestock Production
Incorporation of functional feed ingredients to substitute antimicrobials in animal nutrition: Opportunities for livestock production in developing countries
April-June 2023
Livestock including cattle, goats, sheep, pigs and poultry are kept under traditional farming systems producing manure, supporting crop production, insurance and financing emergency cash needs, and improving social status. The livestock feed resource base is mostly natural graze and crop residues whose quality and supply are dependent upon unreliable rainfall patterns. Due to rising demand for cropland, overgrazing,...
Journal of Public Health and Epidemiology
Excess deaths within the context of COVID 19 pandemic in Aden in May 2020
April-June 2023
The civil registration office in Aden (at Southern Yemen) reported unexpected high number of deaths in May 2020 that made people and authorities worry about this tragedy and the causes behind it. The study aims to explore the relationship of these excess deaths with COVID 19. The study used a review of the death related data from the civil registration records in Aden. Other sources reviewed were the surveillance data...
African Journal of Agricultural Research
Characterizing the cycle of heavy metals in horticultural production for Mbare Musika in Harare, Zimbabwe
June, 2023
Heavy metal cycles in horticultural systems in areas supplying vegetables to Mbare Musika were characterized with reference to the soil, water, fertilizers used and crops grown from different ecological zones of Zimbabwe. Apart from inherent soil heavy metal properties, anthropogenic sources contributed through irrigation water and fertilizers. Different areas specialized in growing peculiar vegetables through influence...
African Journal of Environmental Science and Technology
Water quality evaluation using water quality index and pollution model in selected communities in Gbaramatu Kingdom, Niger Delta, Nigeria
June 2023
Drinking water quality is a critical factor affecting human health particularly in natural resource-dependent countries including Nigeria. Hydrocarbon related pollution, mining waste, microbial load, industrial discharge and other anthropogenic stressors degrade drinking water quality in coastal communities and pose serious public health and ecological risks. This study evaluated the physicochemical properties of...
African Journal of Pharmacy and Pharmacology
Genetic diversity of pvcsp and pvs25 in Plasmodium vivax isolates in malaria-endemic areas in Asia, Africa, and America: A systematic review
June 2023
Analysis of genetic diversity is an important tool for evaluating Plasmodium vivax drug resistance, relapse patterns, and vaccine development. P. vivax circumsporozoite protein (pvcsp) is involved in sporozoite binding to liver cells. The three pvcsp patterns, i.e., VK210, VK247, or P. vivax-like types, are indentified in P. vivax isolates, which are characterized by repeated sequences. The VK210 pattern is a major...
African Journal of Biotechnology
Bioactive compounds from Juniperus procera (Cupressaceae) with activity against common bean bacterial pathogens
June 2023
Common bean is an important source of protein in sub-Saharan Africa but its production is constrained by various factors especially bacterial diseases. The aim of this study was to evaluate compounds from Juniperus procera for bioactivity against common bean pathogens, Pseudomonas savastanoi pv. phaseolicola and Xanthomonas axonopodis pv. phaseoli. Solvent extraction method was used to obtain crude extracts from the...
Journal of Medicinal Plants Research
Anti-inflammatory effect of chaya extracts fractions
June, 2023
Patients with Type 2 diabetes often experience chronic inflammation due to the overexpression of NF-kB-regulated pro-inflammatory proteins, such as TNF-alpha, IL-6 and IL-1. Chaya (Cnidoscolus aconitifolius) extracts have been reported to decrease this expression, but fractions of these extracts have not been studied. The present work focused on determining the anti-inflammatory effect of fractions of aqueous extracts...
Journal of Development and Agricultural Economics
Vertical market linkages between smallholder African indigenous vegetables farmers and other market actors in Bungoma County
January-March 2023
The study aimed at determining the vertical market linkages that exist between smallholder African indigenous vegetable (AIV) farmers and other actors in Bungoma County, Kenya. Multistage sampling was employed to identify a sample of 384 respondents. Primary data collection was accomplished through observations and interviews using a pretested semi-structured questionnaire. Data were analyzed using STATA. The results...
Journal of AIDS and HIV Research
Effect of text-messaging on treatment adherence practices among young people living with HIV in Niger State, Nigeria
January-June 2023
Recent studies reveal that Youths living with HIV (YLHIV) enrolled in HIV treatment experience a higher rate of interruption in treatment, sub-optimal medication adherence, and greater HIV-related mortality compared with other age groups. Therefore, this study investigated the effect of text messaging on medication adherence and antiretroviral-therapy (ART) retention practices among YLHIV in Niger state, Nigeria. The...
Journal of AIDS and HIV Research
Medication adherence and social support in people living with HIV/AIDS (PLWH) in Kogi State, Nigeria
January-June 2023
Human immunodeficiency syndrome ranks among the global worrisome health indices. This study was aimed at determining the effect of social support on medication adherence among people living with HIV/AIDS attending the general out-patient clinic of Kogi State Specialist Hospital (KSSH), Kogi State. A 20-item perceived social support-family scale (PSS-Fa) was used to assess patient’s levels of perceived social...
African Journal of Medical and Health Sciences
Use of the partograph among obstetric care providers in government healthcare facilities in Uyo Senatorial District, Akwa Ibom State, Nigeria
June 2023
Globally, Nigeria is one of the countries experiencing worst maternal mortality crisis. Despite its recognition as a major public health issue, the maternal mortality statistic is still on the increase and is not commensurate with the effort of the stakeholders. In developing countries, the use of the partograph for labor management is very low among nurses, midwives and doctors working in most of the primary and...
Journal of Languages and Culture
Analyzing the content of conversation textbook for undergraduate students: A case study of An-Najah National University, Palestine
January-June 2023
Teaching conversation skills is a difficult task for teachers and requires careful attention when selecting the textbook that best suits learners' needs and interests in addition to their different learning dispositions. This study proposes a system for analyzing the content of the conversation English textbook for second-year undergraduate students in An-Najah National University according to five major rubrics:...
Journal of Agricultural Extension and Rural Development
The role of farmer research networks’ (frn) principles in influencing farmers’ adoption of improved groundnut cultivars in Singida Rural District of Semi-Arid Central Tanzania
April-June 2023
Farmer Research Networks (FRN) is a participatory approach aimed at supporting the agroecological intensification of smallholder farming. FRN was envisaged in Latin America and Africa, however, little has been documented on how the application of FRN principles influences adoption of agricultural technologies. Guided by networking, innovation systems and Roger’s theories of diffusion of innovations, this research...
International Journal of Biodiversity and Conservation
Traditional knowledge on wild edible vegetables consumed by communities around Serengeti ecosystem, northern Tanzania
April-June 2023
Globally traditional knowledge on wild edible vegetables (WEVs) exists in most communities, but this information is limited and incomplete in the Serengeti ecosystem. This study employed face to face interviews using semi-structured questionnaires to about 180 households to acquire the required information on the WEVs species they consume in their area. After analysis of the collected data, the results indicated that a...
Journal of Public Health and Epidemiology
Knowledge and determinants of non-communicable disease risk factors among adolescents in Jos North Local Government Area, Plateau State
April-June 2023
Risk factors for non-communicable diseases pose a huge burden among adolescents. This study used a qualitative approach to assess the knowledge and factors associated with non-communicable disease risk factors among adolescents in Jos North Local Government Area, Plateau State. Four focus group discussions were conducted, with sixteen (eight males and eight females) in-school and out-of-school adolescents, each selected...
Journal of Public Health and Epidemiology
The impact of inter-professional education for HIV course in the preservice health care professionals using the jigsaw technique
April-June 2023
Lack of inter-professional collaboration and practice among Health care professionals could impede effective HIV health services delivery leading to poor health outcomes in people living with HIV. Adopting Inter-professional Education by using innovative teaching methods such as the jigsaw technique could foster collaboration among health care professional. The School of Nursing Sciences at the University of Zambia in...
African Journal of Food Science
Nutritional evaluation of flour obtained from Tacca leontopetaloides used as an alternative food in Muanza-Mozambique
June 2023
Tubers from wild Tacca leontopetaloides plants are frequently used as a food commodity, but when consumed raw it has a bitter taste and can be toxic, thus threatening food security. This study aimed to evaluate the nutritional composition of flour from T. leontopetaloides subjected to distinct washing treatments, hoping to improve its suitability as a pivot food commodity in regions affected by poverty and food...
Educational Research and Reviews
21st Century Skills and Learning Environments: ELT Students' Perceptions
June 2023
This study aimed to explore the perceptions of English Language Teaching (ELT) students regarding 21st century skills and learning environments. A qualitative content analysis method was used, which involved conducting semi-structured interviews with 62 ELT students. The findings of the study revealed that ELT students perceive critical thinking, problem-solving, collaboration, creativity, and effective communication as...
African Journal of Pure and Applied Chemistry
Determination of caffeine content of Nensebo coffee beans Southern Ethiopia, using ultra violet-visible (UV/V) is and high performance liquid chromatography (HPLC) methods in Ethiopia
April-June, 2023
The main objective of the study was to determine caffeine content of coffee beans (Coffee arabica) collected from Nensebo district, West Arsi Zone, Oromia Region using ultra violet-visible and high performance liquid chromatography methods. The coffee beans were purchased from coffee supplying farmers’ cooperatives in Nensebo district (namely Tulu Gola, Habera, Refisa, Nensebo Chebi and Melka Dembi) and local...
African Journal of Agricultural Research
Tolerance of sugarcane varieties to different levels of water depletion on soil
June, 2023
Sugarcane is one of the most important crops for Brazilian agribusiness, despite water stress being one of the main limiting factors of growth and productivity. Thus, the objective was to verify if there is variation in the tolerance to water deficit among sugarcane varieties in the soil and climate conditions of Quirinópolis-GO (State of Goiás). The trial was conducted on a Red Latosol, with sugarcane...
Educational Research and Reviews
Effect of college students’ perceived authentic leadership on innovation behavior: The serial mediation effects of trust climate and creative self-efficacy
June 2023
This study investigated the relationship between the perceived authentic leadership of college students and their innovation behavior according to social cognitive theory and further explored the mediating effect of trust climate and creative self-efficacy on this relationship. A questionnaire survey was conducted, and more than 847 samples were collected from college students in China. The results revealed that the...
African Journal of Agricultural Research
Evaluation of Zimbabwean tobacco varieties for potential as a source of tobacco seed oil (TSO)
June, 2023
The impending curtailment of tobacco (Nicotiana tabacum L.) use in its traditional smoking form demands that economies previously dependent on tobacco as a cash crop find alternative sources of income. Alternatively, to enable the continued use of existing infrastructure and experience by growers, these economies could continue to grow the crop for other uses. The objective of this trial was, therefore, to explore...
Journal of Cereals and Oilseeds
Evaluating the response of NPSZnB fertilizer on yield and yield components of teff at North western zone of Tigray, Ethiopia
January-June 2023
Teff is one of the major crops grown in central and north western zones of Tigray regional state. However, its productivity is low due to low soil fertility as a result of intensive and long history of cultivation and soil erosion. Therefore, a field experiment was carried out on a farmer’s field in Medebay zana and Tahtay koraro districts (Adekemalk and Beles kebelles) during the 2017 and 2018 main cropping...
African Journal of Pure and Applied Chemistry
Filler characterization, mechanical properties, x-ray diffraction and crosslink density analysis of starch/natural rubber biopolymer composites
April-June, 2023
Starch fillers were extracted from three plant sources namely amora tuber, Tacca lentopeteloides; sweet potato, Ipomoea batatas; yam starch, Dioscorea rotundata and their particle size, pH, amylose, and amylopectin percentage decomposition determined accordingly. The starch was introduced into natural rubber in liquid phase (through gelatinization) by the latex compounding method and compounded according to standard...
African Journal of Agricultural Research
Effect of molybdenum and nitrogen rates on the growth and vegetative structure of Megathyrsusmaximus (Syn. Panicum maximum)
June, 2023
The objective of this study was to identify the rate of molybdenum that when associated with nitrogen fertilization, would provide the best responses on the vegetative structure of Mombasa grass. Forty days after planting, a uniform pruning was made when the established levels of molybdenum were applied and the experimental period started. The experimental design was a randomized block, with four replications (blocks),...
Journal of Cereals and Oilseeds
Evaluating the response of blended fertilizer (NPSB) application on teff (Eragrostis tef /Zucc./Trotter) nutrient uptake at central Tigray, North Ethiopia
January-June 2023
Teff [Eragrostis tef (Zucc.) Trotter] is originated in Ethiopia, and it is self-pollinated, cereal crop. Teff can grow in low and/or excessive moisture conditions than other cereals are dejected under these conditions. Regardless of its immense overall national food security of the country its productivity is relatively low. Poor soil fertility, erratic rainfall, and suboptimal management practices could be among the...
Journal of Public Health and Epidemiology
Malaria and typhoid co-infection: Prevalence, awareness and associated risk factors in patients attending Bafmeng Medicalised Health Centre in Fungom subdivision, North West region, Cameroon
April-June 2023
Malaria and typhoid coexists in communities, with varied risk factors. This study aimed to analyse the situation of malaria/typhoid co-infection in Bafmeng, Cameroon. 367 participants, were given questionnaires, and venous blood collected from January To March 2021 for Plasmodium screening and Widal test. The malaria prevalence was 27.5% (101/367) and 32.7% (120/367) for typhoid. Malaria prevalence in males 33.9%...
African Journal of Agricultural Research
Phenotypic characterization and beta-carotene quantification towards selection for high beta-carotene maize accessions
June, 2023
Yellow maize varieties in Ghana have low beta-carotene levels, but if improved, they could lessen the negative health effects of vitamin-A deficiency. Finding promising yellow maize accessions that could be used to breed higher beta-carotene varieties was the goal of the study. The study involved the collection of 100 local accessions, phenotypic identification, evaluation of genetic relatedness, and quantification of...
African Journal of Agricultural Research
On-farm participatory evaluation and selection of crop varieties at climate changes in Southern Niger
June, 2023
Participatory varietal selection (PVS) is one of the most rapid and cost-effective ways for breeders, farmers, and agronomists to identify high-yielding and well adapted varieties to current climate threats and to obtain feedback from the potential end users in the early phases of the breeding cycle (s). On the other hand, a participatory evaluation of improved and local varieties of pearl millet, sorghum, cowpea, and...
African Journal of Agricultural Research
High-density polyethylene containers and super grain bag reduce storage insect pests’ infestation in maize and preserve grain quality
June, 2023
The study evaluated the performance of polypropylene bag (PP), polyethylene drum (PD), polyethylene silo tank (PST), and super grain bag (SGB) on preserving maize quality. The trials were conducted on-station and on-farm. Insect density, grain damage, weight loss, and grain moisture content were determined monthly for six months for on-station trials. For on-farm, insect density and grain damage were assessed every two...
African Journal of Food Science
Influence of extrusion process conditions on bulk density, water absorption capacity and oil absorption capacity of extruded aerial yam-soybean flour mixture
June 2023
The influence of extrusion factors on bulk density, water absorption capacity, and oil absorption capacity of aerial yam-soybean flour mixture was examined utilizing a research facility scale single-screw extruder with the flour blending proportion of 25% aerial yam: 75% soybean. Response surface strategy in light of Box-Behken plan at three factors, five levels of barrel temperature (95, 100, 105, 110, and115?), screw...
Journal of Public Health and Epidemiology
Prevalence of Toxocara canis eggs in hairs of dogs in Saki Southwestern Nigeria
April-June 2023
Toxocara canis is one of the most prevalent gastrointestinal parasites of dogs and other canids worldwide. The closeness shared between humans and their companion animals (dogs) exposes humans to high risk of T. canis eggs, which leads to Visceral Larva Migrans (VLM) and Ocular Larval Migrans (OLM). This cross-sectional study was design to determine the prevalence and intensity of Toxocara canis eggs on the hair of dogs...
African Journal of Biotechnology
The use of microsatellites in the characterization of three plantain cultivars from the Democratic Republic of Congo
June 2023
Knowledge of the genetic variability of plantain cultivars in the Democratic Republic of the Congo (DRC) is limited. This study assessed genetic diversity and relationships in three plantain accessions differing in pseudostem color at seven microsatellite loci using SSR markers. DNA was extracted from banana leaves, and PCR was performed with unlabeled and fluorescent-labeled SSR primers and eventual capillary...
Page 8 of 1263, showing 50 records out of 63150 total, starting on record 351, ending on 400
