Articles
Page 3 of 1206, showing 50 records out of 60283 total, starting on record 101, ending on 150
Journal of Engineering and Technology Research
Tractor fuel consumption dependence on speed and height of ridging on a sandy loam soil
July-December 2020
The effect of tractor forward travel speed and ridge height on the amount of fuel consumed by a tractor during ridging operation on a sandy loam soil in a humid tropical environment was investigated. The investigation was the Agricultural Development Programme farm at Rumuodumanya, Rivers State, Nigeria. The experimental plot of 160 by 32.5 m, totaling 5,200 m2, was divided into three major blocks; and further...
Journal of Development and Agricultural Economics
Relative profit efficiency of Anchor Borrowers Programme (ABP) beneficiary and non-beneficiary rice farmers in Kebbi State, Nigeria
October-December 2020
Profit efficiency refers to the extent at which a firm makes not only profit but its ability to maximize profit. A comparative analysis was conducted to evaluate the profit efficiency of Anchor Borrowers Programme (ABP) beneficiary and non-beneficiary rice farmers in Kebbi State, Nigeria. Multistage sampling technique was used to select 499 ABP beneficiary and non-beneficiary rice farmers each giving a sample size of...
International Journal of Nursing and Midwifery
Factors associated with intention to use epidural analgesia during labour among pregnant women attending antenatal clinic of a tertiary health institution in Southwestern Nigeria
October-December 2020
Childbirth is perhaps, the most painful experience encountered by most women and just like other forms of pain, the experience of labour pain is unique to individual women, so it is only the woman in labour who can describe the extent of pain she is going through. This study assessed the perceptions, attitude, intention to use, also predict factors that influence intention to use epidural analgesia among pregnant women...
African Journal of Agricultural Research
Effect of ploughing and weeding frequencies on growth, yield and yield components of Teff [Eragrostis tef (Zucc.) Trotter] in Mirab Abaya Area, Southern Ethiopia
December, 2020
Inappropriate ploughing and weed control practices are among the major limiting factors for teff productivity in Ethiopia. Hence, this study was conducted to evaluate the effect of ploughing and weeding frequencies on growth and yield of teff varieties in Mirab Abaya district of southern Ethiopia during short cropping season of 2019. The treatments as combinations of three levels of ploughing (ploughing six times, four...
African Journal of Agricultural Research
Effects of impurity on the efficiency of a legume threshing machine
December, 2020
A motorized legume thresher was redesigned to utilize coefficient of friction to separate grains from impurities, the thresher performance was evaluated and best combination of parameters for highest separation efficiency determined. The study was carried out using a randomized design of three batch weights (BW): 100, 150 and 200 g, four surfaces (S) mild steel, plywood, rubber carpet and rug at an angle of inclination...
African Journal of Agricultural Research
Effects of genotypes and sowing time on phenology and yield performance traits of tef [Eragrostis tef (Zucc.) Trotter] in low moisture stress environments
December, 2020
Tef (Eragrostis tef (Zucc.) Trotter) is among the most important cereals in Ethiopia in terms of both acreage and production. However, its productivity is relatively low as compared to other cereals mainly due to drought and climate variability coupled with lack of drought tolerant varieties. A field experiment was conducted with the objectives of assessing the effects of genotypes and sowing dates on the growth and...
African Journal of Agricultural Research
Foliar and time of application of silicon and the effect on rice yield components, productivity and seed quality
December, 2020
The application of silicon (Si) has been beneficial to several cultures, mainly those considered Si accumulators, such as rice. Thus, in most cases Si is supplied via soil. However, it has been found that foliar application and small amounts of the element can be a viable alternative for its supply to plants. The objective of the present work was to evaluate the foliar application times of different silicon sources on...
International Journal of Fisheries and Aquaculture
Water activity, microbial and sensory evaluation of smoked fish (Mormyrus caschive and Oreochromis niloticus) stored at Ambient Temperature, Terekeka-South Sudan
July-December 2020
The effect of smoking kilns on water activity, microbial load and sensory attributes was evaluated to adopt suitable technology that maintains the quality of fish in South Sudan. A total of 300 fresh Mormyrus caschive and Oreochromis niloticus were purchased, 36 fresh samples were iced and the remaining 264 fish samples were divided into two batches for pit and chorkor smoking. The experiment was done twice in a...
Educational Research and Reviews
Ecocritical approach to children’s literature: Example of “I am a Hornbeam Branch”
December 2020
Eco-criticism determines how the relationships of each element belonging to the field of being outside the human beings with each other and their environment are depicted in literary texts, the approach of literature to these relationships, as well as the forms of discourse in which a human being can direct through language. The aim of this study is to examine the children book entitled I Am a Hornbeam Branch by Hasan...
Educational Research and Reviews
The impact of the ein supported math education on students’ achievement and opinions in 5th grade geometry teaching
December 2020
The aim of this study is to observe the effect of Education and Informatics Net (EIN) supported math teaching on students’ success in geometry teaching 5th grade level and to observe students’ comments on EIN. This study was conducted in the 2nd term of 2018-2019 school year. Both qualitative and quantitative research methods were implemented. Pre-test and post-test controlled grouped quasi-experimental...
African Journal of Agricultural Research
Release of fenugreek (Trigonella foenum-graecum L.) Variety “Bishoftu”
December, 2020
Even if there are released Fenugreek varieties in Ethiopia, there is no variety specifically for color quality purpose. This study was conducted based on the objective of evaluation of different colored Fenugreek germplasm for yield and market preference in Ethiopia. Evaluation and preliminary variety trial were conducted at Debrezeit, Chefe donsa and Akaki locations. While national variety trial was conducted at...
Journal of Public Health and Epidemiology
Meteorological factors associated with a high prevalence of leishmaniasis in Nicaragua
October-December 2020
Nicaragua has an alarmingly high prevalence of cutaneous (CL) and mucocutaneous (MCL) leishmaniasis in recent years with environmental factors creating a perfect habitat for vector-mammalian reservoirs and transmission of the parasite. The aim of this study is to identify environmental risk factors that may play a role in the high prevalence of CL in Nicaragua. The epidemiological, clinical, and tissue sample diagnosis...
African Journal of Agricultural Research
Phenological and grain yield response of hybrid maize varieties, released for differing agro-ecologies, to growing temperatures and planting dates in Ethiopia
December, 2020
Growing temperatures and planting dates affect phenology and grain yields of maize varieties and farmers have to choose suitable varieties that fit into different planting dates and growing temperatures. A field experiment was conducted to investigate the response of different hybrid maize varieties to different growing temperatures through growing the varieties at different locations varying in altitudes (low land, mid...
African Journal of Biotechnology
Comparative studies on the antimicrobial, chemical and biochemical contents of the foliar extracts of Capsicum fructescens L. varieties
December 2020
Capsicum fructescens is a variety of Capsicum with much nutritional and therapeutic usefulness. This study is aimed at investigating the antimicrobial, chemical and biochemical properties of C. fructescens. The biochemical, mineral and phytochemical analyses of the extract were carried out using standard methods. The organic contents of the extracts were determined by GCMS to identify its bioactive constituents which...
Journal of the Nigeria Society of Physiotherapy
Comparative effects of aerobic exercise training and incentive spirometry on selected cardiopulmonary parameters in apparently healthy elderly
December 2020
Individuals that are above 60 years old have decreased functions of several organs, such that the lungs can lose greater than 40% of their capacity over time and a significant reduction in cardiopulmonary muscle strength and endurance. However, some of these changes can be negated by lifestyle modification. This study compared the effects of aerobic exercise training and incentive spirometry on selected cardiopulmonary...
African Journal of Plant Science
Evaluation of wheat genotypes (Triticum aestivum L.) for yield and yield characteristics under low land area at Arba Minch, Southern Ethiopia
December 2020
The objective of this research was to evaluate wheat genotypes for yield and yield characteristics under the low land area of Arba Minch, Southern Ethiopia. A field experiment was conducted with 27 bread wheat genotypes in a randomized complete block design with two replications at Amibara Farm, Arba Minch from March to June 2020. Varieties differed significantly (p<0.01) for the yield related characters and yield....
African Journal of Plant Science
Morphological studies on legume and hilum in seven species of Vigna Savi (Fabaceae)
December 2020
In this study of different taxa of genus Vigna the macro and micromorphological characters were investigated. These taxa collected from different countries (3 cultivated and 8 annual or perennial herbs) representing 7 species of this genus, namely: Vigna radiate, Vigna trilobata, Vigna vexillata, Vigna caracalla, Vigna pubescens, Vigna unguiculata, and Vigna luteola. Legume features such as shape, colour, size, surface...
African Journal of Pharmacy and Pharmacology
Patterns of prescription and inappropriate medications use in elderly patients of Makkah community in Saudi Arabia
December, 2020
Polypharmacy and the prescription of inappropriate medications are common in elderly patients due to the high rate of morbidity in this population. However, this information is scarce about patients in this age group in Saudi Arabia. In general, this study was conducted to investigate the drug prescriptions in elderly patients in Makkah city of Saudi Arabia. This topic threw light mainly on the pattern of drug...
International Journal of Livestock Production
Effect of garlic (Allium sativum) and onion (Allium cepa L.) extract chitosan nanoparticles on antioxidant enzymes activities and relative weight of visceral organs of rainbow rooster chicken
October-December 2020
Poultry meat is susceptible to oxidation but increased antioxidant enzyme increases its availability in muscle during processing and storage. In livestock, synthetic antioxidant has some side effects; plant polyphenols can enhance the level of antioxidant enzymes but they are in-active in the gut of chicken and therefore, nanotechnology can be of importance in augmenting the stability of polyphenols. In the study,...
Journal of the Kenya Counselling and Psychological Association
Employee counseling and performance of employees in commercial banks in Kenya
July-December 2020
The study sought to determine the extent to which employee counselling programs affected employee performance within the commercial banks in Kenya. It was guided by positivist philosophy and used descriptive research design targeting 30,903 employees of the 43 banks. Proportionate stratified combined with purposive sampling was used to identify 395 respondents. Reliability and validity of the instrument was tested using...
African Journal of Food Science
Development and characterization of cake made with a mixture of cowpea and rice flours
December 2020
This study developed a cake recipe based on a flour mixture of cowpea and rice. Four formulations with different percentages of cowpea flour (CF) and rice flour (RF) (0% CF + 100% RF, 10% CF + 90% RF, 20% CF + 80% RF, 30% CF + 70% RF) were developed. Microbiological, physicochemical and sensory evaluations were performed. Tasters preferred the mix formulation containing 10% of cowpea and 90% of rice (p < 0.05), that...
African Journal of Food Science
Physicochemical and sensory properties of bread with sweet potato flour (Ipomea batatas L.) as partial replacer of wheat flour supplemented with okra hydrocolloids
December 2020
The effects of partial substitution for wheat flour with sweet potato flour and the incorporation of aqueous okra hydrocolloid extract on the physicochemical and sensory characteristics of wheat bread processing was evaluated. Six breading formulations were prepared with substitution of 10, 20 and 30% wheat flour by sweet potato flour with or without incorporation of aqueous okra hydrocolloid extract of 0.5, 1.0 and...
African Journal of Agricultural Research
Effect of methyl jasmonate on Acacia senegal (Hashab trees) production and characteristics of gum
December, 2020
The study aimed to investigate the effect of the application of different concentrations of Methyl Jasmonate (JA-Me) on yield and quality of gum in Hashab (Acacia senegal) trees. Moreover, also studied the anatomy of the treated trees, and characteristics of gums produced. The study was carried out in two locations, Gedarif State (high rainfall area-clay soil) and North Kordofan State (low rainfall area- sand soil) in...
African Journal of Agricultural Research
Correlation between Arbuscular Mycorrhiza (AM) fungi and plant growth of two cassava (Manihot esculenta Crantz) clones under Bentex ‘T’(Benomyl+Thiram) soil treatments
December, 2020
Growth response of two clones of Manihot esculenta Crantz (Cassava), TMS 30555 and TMS 30572 to Bentex T soil treatment was studied. Mycorrhizal root colonization in relation to growth parameters such as stomata size, plant water content, plant foliation, as well as height and stem circumference was examined. Bentex T, a fungicide which could be used to limit the growth of Arbuscular Mycorrhizal (AM) fungi was added to...
African Journal of Agricultural Research
Effects of DEM resolution on the RUSLE-LS factor and its implications on soil and water management policies through the land cover seasonality
December, 2020
This study aimed to demonstrate the effects of spatial resolution in modeling water erosion by the Revised Universal Soil Loss Equation (RUSLE). In this study, three specific objectives were defined: Evaluation of the effect of the geographic information source on water erosion, seasonal effects on the potential production of sediments, as well as public policies concerning the different scenarios. The topographic...
African Journal of Agricultural Research
Genetic diversity of elite wheat mutant lines using morphological characters and molecular markers
December, 2020
Genetic diversity is the material basis for crop improvement. The genetic diversity of 17 wheat genotypes was evaluated using 25 agro-morphological characters and 10 simple sequence repeat (SSR) markers. The objective of this study was to determine the genetic diversity of elite stem rust resistant mutant lines in comparison with their adaptable but susceptible parent varieties using morphological traits and molecular...
Journal of Soil Science and Environmental Management
Modifications induced in soil physicochemical properties by repeated fire for different fuel load treatment in a West African savanna-woodland
October-December 2020
Fire is known to stimulate growth of savanna vegetation, promote species’ diversity, and regulate tree and grass balance. However, the timing and frequency at which savannas are burned and the fuel properties can affect residual soil nutrient content and, ultimately, productivity. The objective of this study is to characterize changes in soil physical and chemical properties in a savanna-woodland subject to...
African Journal of Environmental Science and Technology
Influence of particle size and total organic carbon on heavy metal concentrations in sediments of Lake Baringo, Kenya
December 2020
Heavy metals impair water and sediment quality and thus, can cause adverse impacts on aquatic organisms especially when they exceed the recommended threshold levels. Heavy metal concentrations in water and sediments are a reflection of the anthropogenic activities on the watershed as well as the geology of the area. Metal concentrations and subsequently their bioavailability are influenced by the sediment...
African Journal of Environmental Science and Technology
Spatio-temporal characterization of the physico-chemical quality of groundwater: Case of the Lobo watershed (Centre-west of Côte d'Ivoire)
December 2020
Drinking water supply to rural communities is increasingly relying on finding groundwater. However, groundwater resources, although believed to be safe and free of pollution, are subjects to local and diffusive pollution. This work aims at assessing the groundwater quality in the Lobo catchment area in Nibéhibé and addressing the mineralization phenomena. To achieve such an objective, a statistical...
African Journal of Food Science
Factors influencing consumption of street vended local foods (SVLFs) in Urban Ghana
December 2020
Street foods are important in meeting dietary and nutritional needs of growing urban populations, contributing to their food security needs. In spite of concerns of nutritional value, affordability and localness of street foods, street food vending enterprise is prolific in urban places with consumers of different socio-cultural and economic statuses. This is because several factors inform people on their food choices....
Journal of Horticulture and Forestry
Value chain analysis of farm grown Melia volkensii (Gurke) timber in the South Eastern Dry lands of Kenya
October-December 2020
This paper analyzes the value chain of Melia volkensii timber grown on farms in the South Eastern dry lands of Kenya. The “filiere” approach was used to analyze the institutional and the economic dimensions of the chain, while technical dimensions were analyzed using on-farm timber sawing systems. Six main actors; tree farmers, timber merchants, sawyers, timber yard operators, furniture makers, and end...
African Journal of Food Science
Evaluation of proximate and functional properties of rubber (Hevea brasiliensis) seed meals
December 2020
With the ever-growing demand for food and food-feed competition because of population growth, the nutritional and functional properties of rubber seed meal were evaluated. Rubber seeds were processed as raw, cooked, and fermented seed meals and analysed for proximate, bulk density, water absorption capacity, oil absorption capacity, emulsion capacity, and least gelation concentration. Results showed significant...
Educational Research and Reviews
The effectiveness of a proposed counseling program to develop self-confidence among Jordanian University students: The World Islamic Sciences and Education University as a model
December 2020
The present study aims at identifying the effectiveness of the proposed counseling program to develop self-confidence among the students of The World Islamic Sciences and Education University and to identify their level of self-confidence, as well as to find out if there are statistically significant differences between the average of the experimental group members on the pretest and on the posttest, for...
Educational Research and Reviews
Academic freedom for special education faculty members in Jordanian universities from their perspective
December 2020
The study aims to identify academic freedom for faculty members majored in special education in Jordanian universities from their perspective. The study used the descriptive- analytical method, and a stratified random sample to represent the study population. The sample consisted of 40 members. The results showed that all the questionnaire fields were in moderate degree. Furthermore, there were statistical differences...
Educational Research and Reviews
The effectiveness of an instructional design training program to enhance teachers' perceived skills in solving educational problems
December 2020
This study aims to identify the effectiveness of a training program on the ADDIE instructional design model to enhance teachers’ perceived skills in solving educational problems. The ADDIE training program is proposed to help teachers identify their educational problems and find systematic solutions to them. To evaluate the effectiveness of the proposed training program, action research with the quasi-experimental...
African Journal of Biotechnology
First report of mortality in Phoenix canariensis associated with subgroup 16SrIV‐D phytoplasmas in Coahuila, Mexico
December 2020
In 2015, a disease of unknown origin appeared in Torreon, Coahuila, in the Northeast of Mexico, causing great mortality in Phoenix palms, especially in Phoenix canariensis. Until early 2019, around 1300 palms died from this disease. The aim of this study was to determine its etiology. The symptoms registered in affected palms were similar to those described for Texas Phoenix Palm Decline (TPPD). Phytoplasmas were...
Journal of Land Management and Appraisal
Decolonizing land tenure systems in Sub-Saharan Africa: The path to modern land policy reforms
July-December 2020
Land tenure systems implemented in Africa today find their roots-one way or the other- in the complex colonial history of the continent. By a similar token, most African countries have embarked on land policy reforms to meet their current socio-economic, cultural, environmental and political needs and aspirations. Evidence from different parts of sub-Saharan Africa (SSA) supports this claim. This paper attempts to...
African Journal of Microbiology Research
Host-microbe-drug triad: Role of chloroquine/hydroxychloroquine in Covid-19 treatment-focus on inflammatory cytokine inhibition
December 2020
The threat caused by the recent coronavirus disease 2019 (COVID-19) virus pandemic has thrown everyone into a panic mode including scientists, medical practitioners and pharmaceutical firms trying to discover a drug for its treatment. This has seen many clinical studies registered within the past few months. This has called for repositioning of some drugs in order to manage the crisis with hydroxychloroquine and...
African Journal of Environmental Science and Technology
Mining the past for a better future of African waters: Historical changes in the fish and fishery of Lake Bam (Burkina Faso) before rehabilitation
December 2020
Terrestrial waters provide multiple goods and services to human kind, but they have been severely diminished by increasing human exploitation of water and the landscapes surrounding aquatic communities. This research illuminates such dynamics in the recent history of exploitation of the Lake Bam fishery in Burkina Faso. To do so, from 2009 to 2015 we collected data on the ecology, exploitation and governance of the Lake...
African Journal of Biotechnology
Comparative performance of different yeast strains in the production of bioethanol using simultaneous liquefaction saccharification and fermentation (SLSF)
December 2020
The performance of a hybrid of Saccharomyces cerevisiae and Saccharomyces paradoxus (Yeast B) compared with an industrial strain of S. cerevisiae (Yeast A) was studied. The two strains of yeasts: Yeast A obtained from the Bioresources Development Centre, National Biotechnology Development Agency Ogbomosho and Yeast B obtained from Scotch Whisky Research Laboratory in Edinburgh, Scotland (Strain 63M) were studied...
African Journal of Microbiology Research
Genome codon bias analysis of dengue virus type 1
December 2020
Dengue viruses (DENV) are the most common mosquito-borne RNA virus with high variation and adaptation in tropical and subtropical regions. Exploration of codon usage bias of DENV can be significant to understand their genetic variation and adaptation. In the study, the codon usage pattern of dengue virus type 1 (DENV-1) was analyzed by using codonW, CUSP and SPSS. The extent of codon preference of DENV-1 is weak with a...
African Journal of Microbiology Research
Antibiotic resistance of enterobacteria (Escherichia coli, Klebsiella spp. and Salmonella spp) isolated from healthy poultry and pig farms in peri-urban area of Lome, Togo
December 2020
This study aimed to determine for the first time the levels and patterns of antimicrobial resistance of enterobacteria isolated from poultry and pigs farms in southern Togo. A cross-sectional study was conducted in south Togo in 70 and 47 poultry and pig farms, respectively. Fecal samples were collected once in each farm and enterobacteria isolated according to recommended techniques. Isolates from each sample were...
Journal of Public Health and Epidemiology
Risk factors of under nutrition among indigenous children under five years in developing countries: A scoping review
October-December 2020
Undernutrition is a leading cause of child mortality, especially among indigenous peoples worldwide. Understanding associated predictors is essential for mitigation strategies. This review was undertaken to identify existing literature on the determinants of undernutrition among under-five indigenous children in developing countries, and to reveal existing knowledge gaps. Using relevant terms, we searched for relevant...
Journal of Parasitology and Vector Biology
Immunoglobulin evolution and associated factors with intestinal schistosomiasis after treatment in rural Burkina Faso
July-December 2020
The performance of specific antibodies in a post-chemotherapy situation remains a controversial issue. Thus the study aims to investigate the variations of different immunoglobulins, IgG, IgG subclasses, IgM and IgA against Schistosoma mansoni soluble eggs antigens post-treatment and their correlation with eggs excretion. A longitudinal study was conducted on 928 participants over 5 years of age from February 2007 to...
International Journal of Nursing and Midwifery
Management skills required for nursing middle managers in the next generation in perinatal medical care
October-December 2020
Learning of management skills is necessary for the training of nursing middle managers in the next generation. However, in perinatal medical care, there have been few studies on management skills for midwives as middle managers. The aim of this study was to determine whether advanced midwives have an awareness of probable future changes in perinatal nursing and what management skills they consider will be required for...
African Journal of Environmental Science and Technology
Residents’ perception of the effects of soot pollution in Rivers State, Nigeria
December 2020
Air pollution is a growing cause of morbidity and mortality globally. Nigeria is confronted with rising air pollution concerns due to activities of extractives, industrialisation and high population growth rate. Many areas of Rivers State, which provide 60% of Nigeria’s crude oil output, have recently been experiencing visible fallout of soot. To assess the perception of residents of Rivers State on the current...
African Journal of Food Science
Traditional production and quality perception of grilled pork consumed in Benin
December 2020
Traditional grilled pork is a well appreciated ready-to-eat on the spot or takeaway food produced in Benin. This study, realized via field investigation, aimed to provide a better understanding of the traditional grilled pork production in Benin, for future improvement of the process and product quality for urban dwellers. The study showed most processors were men (85.6%), illustrating the particularity of this activity...
International Journal of Physical Sciences
Analysis and feasibility of 50 kWp self-consumption solar photovoltaic system for four Senegalese typical climatic zones using PVsyst software
October-December, 2020
This study investigates analysis and feasibility of 50 kWp self-consumption photovoltaic system used for supplying the electrical load of military bases in Senegal. It refers to a simulation of performance photovoltaic system in four Senegalese typical climatic zones. In constructing the 50 kWp self-consumption photovoltaic simulation, the number of modules is 144, the power of each module is 280 Wp, 18 modules are in...
Journal of Public Health and Epidemiology
Effectiveness of the medical response teams to the 2014 Ebola outbreak: African immigrants’ perceptions
October-December 2020
During the 2014 Ebola virus outbreak, international medical response teams were sent to help contain the virus. The purpose of this study was to explore the effectiveness of the medical response teams from African immigrants’ perspectives. Qualitative data was gathered through the use of a semi-structured interview guide. Participants included thirteen African immigrants, ages 18 and above living in California....
International Journal of Physical Sciences
Coherent perfect absorption in plasmonic planar metasurface
October-December, 2020
The coherent perfect absorption (CPA) for a planar resonator of silver has been elaborated here in numerical and analytical approaches. It is investigated numerically in different geometrical shapes and spectral regimes. The CPA mode is observed to be spectrally sensitive to the geometry of the resonator. The scattering matrix method is employed in theoretical analysis. The CPA conditions and output irradiance...
Page 3 of 1206, showing 50 records out of 60283 total, starting on record 101, ending on 150
