Articles
Page 4 of 1139, showing 50 records out of 56903 total, starting on record 151, ending on 200
September 2018
Journal of Agricultural Biotechnology and Sustainable Development
Genetic diversity of chickpea (Cicer arietinum L.) cultivars from Ethiopia by using ISSR markers
Inter Simple Sequence Repeat (ISSR) markers were employed to reveal genetic diversity and relatedness among 27 chickpea (Cicer arietinum L.) cultivars in Ethiopia. Four di-nucleotide repeat primers amplified 24 clear and reproducible bands of which 22 were polymorphic (91.67%). The genetic variation among 27 chickpea cultivars including 12 kabuli and 15 desi verities is high; in which desi type exhibited a genetic...
September 2018
Journal of Stored Products and Postharvest Research
Monitoring the changes in chemical properties of red and white onions (Allium cepa) during storage
Effects of postharvest storage conditions and varietal differences on the chemical properties of onion bulbs were demonstrated. Fresh red and white onion varieties were stored for two months under three different storage conditions: ambient temperature (28-30ºC), refrigeration (5-7ºC) and control cupboard temperature storage (45-50ºC). Main and interaction effects of the two factors (storage and variety)...
September 2018
International Journal of Nursing and Midwifery
Evaluation of the quality of postnatal care and mothers’ satisfaction at the university college hospital Ibadan, Nigeria
Globally, postpartum care is a neglected part of maternal health, even though 50% of maternal deaths occur in the first weeks after childbirth. Literature is sparse on the quality and content of postnatal care provided in Nigeria. This study aimed to assess the quality of Postnatal Care (PNC) for mothers using the World Health Organization (WHO) practice guideline of postnatal care. An exploratory cross-sectional design...
September 2018
International Journal of Nursing and Midwifery
Prevalence of male attendance and associated factors at their partners’ antenatal visits among antenatal care attendees in Bale Zone, South East Ethiopia
Male involvement in antenatal care helps to have safe delivery, especially in developing countries. The problem has been insufficiently studied in Ethiopia. Therefore, this study assessed male attendance and associated factors at their partners’ antenatal visits among antenatal care attendees in Bale Zone health facilities. Cross sectional study was conducted from May to June, 2017 among 609 pregnant mothers....
September 2018
Journal of Diabetes and Endocrinology
Antidiabetic and anti- hyperlipidemic effects of ethanolic extract of Dryopteris dilatata leaves
The incidence of diabetes mellitus (DM) is increasing globally and it is a major source of concern. This study was undertaken to assess the antidiabetic effect of the ethanolic leaf extract of Dryopteris dilatata (ELEDD).Thirty adult Wistar rats with body weight (BW) of 120-150 g were randomly assigned to groups of five rats each (n=5). Groups 1 served as normal control; Groups 2-6 were diabetic groups; group 2 served...
September 2018
Journal of Horticulture and Forestry
Farmer’s traditional practices and management methods of stored common bean (Phaseolus vulgaris L.) insect pests in the central region of Benin Republic
Common bean (Phaseolus vulgaris L.) is a legume that contributes to food security and poverty reduction in Benin. However, there is very little information on its production constraints, varietal diversity, storage practices, storage insect management, and seed system. While these information are necessary for use in breeding programs and a better conservation of this legume. To fill these gaps, ethnobotanical surveys...
September 2018
Journal of Ecology and The Natural Environment
Land cover changes and their determinants in the coral rag ecosystem of the South District of Unguja, Zanzibar
This paper presents the findings on the study on land cover changes and their determinants in the coral rag ecosystem of the South District of Unguja. The study is based on data extracted from the 1975, 2009, and 2014 satellite images using remote sensing and geographical information systems (GIS) techniques. Additional data were collected through structured interviews in a household survey, focus group discussions, key...
September 2018
Journal of Ecology and The Natural Environment
Governance of river basin: Gender dimension in framing issues at the local community level
Rivers are a vital part of the environment as they act as habitat for several life forms, of which the well-being of many livelihoods depends for survival. Yet, the misuse of river basins in most parts of the world particularly developing countries has intensified dramatically. Appling the concept of “framing” we attempted to understand how gendered perspectives play a role in the governance of a river basin...
September 2018
Journal of Ecology and The Natural Environment
Structure and natural regeneration of woody species at central highlands of Ethiopia
The management of regeneration plays a vital role in sustainable forest practice by ensuring the future growing carbon stock and serving as an indicator of the forest condition of an area. In premises of the above-mentioned facts, the current study was conducted to investigate the population structure and regeneration status of woody species as an indicator for forest condition and to provide information on...
September 2018
Journal of Ecology and The Natural Environment
Effect of cocoa farming intensification on biodiversity and ecosystem properties in southern Ghana
We investigated the effect of cocoa farming on biodiversity and ecosystem services under different cocoa management systems. The study was carried out in three cocoa producing districts in southwestern Ghana using Y-frame sampling scheme. Five 25 m × 25 m size plots were demarcated at 100 m intervals along in the cocoa farms and the natural forest reserves. Fifteen plots were demarcated in the cocoa farms per...
September 2018
African Journal of Biochemistry Research
Lipase in biodiesel production
Although fossil fuels have been serving mankind for several centuries, their exploration and use bring about several environmental problems. Besides, fossil fuels are neither renewable nor sustainable. There is therefore a need to search for renewable alternatives which are sustainable and environmentally friendly. Biodiesel, chemically known as methyl ester, is a renewable and sustainable biofuel used to run diesel...
September 2018
International Journal of Vocational and Technical Education
Theoretical knowledge competencies required by trade artisans in domestic and industrial electrical installations in Enugu State, Nigeria
Technological development especially in the field of electrical/electronics posses a great challenge for electrical trade artisans with obsolete skills. The need to enhance the relevance of these artisans necessitated this study to determine theoretical knowledge competencies they require for domestic and industrial electrical installations in Enugu State. One research question guided the study and two null hypotheses...
September 2018
Journal of Horticulture and Forestry
Impact of land-use on tree and fruit morphometric variation of the bitter kola (Garcinia kola Heckel) in Benin: Insight for domestication and production.
Garcinia kola is an IUCN globally vulnerable species native in Benin where it is extinct in the wild. It is also one of the top ten priority non-timber forest products in Benin because of its socio-economic and medicinal values. Still, G. kola is neglected and underutilized. The morphological variation of G. kola traits was investigated in two land-use types (home gardens versus farmlands) where it is found in Benin...
September 2018
International Journal of Sociology and Anthropology
Liberal feminism: Assessing its compatibility and applicability in Ethiopia context
As of the feminist theory varieties, liberal feminism is a type of gender reform feminism that emanates from the liberal thought. This paper critically reviews the appropriateness and applicability of liberal feminist theory and strategies in the context of Ethiopia in attempting to achieve gender equality and to reduce women oppression and subordination. The paper looks at the laws, polices and strategies of Ethiopia...
September 2018
African Journal of Plant Science
Integrated management of Aspergillus species and aflatoxin production in groundnut (Arachis hypogaea L.) through application of farm yard manure and seed treatments with fungicides and Trichoderma species
Groundnut (Arachis hypogaea L.) is an important cash crop in the lowland areas of Ethiopia. However, prevalence of Aspergillus invasions and subsequent aflatoxin contamination compromises the quality of groundnut kernels. This study was conducted to evaluate the effect of farm yard manure (FYM) and seed treatments against Aspergillus species pod colonization and aflatoxin accumulation under field conditions. The...
September 2018
African Journal of Plant Science
Physiological characterization of NADP-malic enzyme activity under 2,4-D toxicity in an aquatic fern,
Azolla pinnata R.Br.
This work proposes NADP-ME activity as bio-indices for herbicidal sensitivity in Azolla pinnata R.Br. under 2,4-D toxicity. Azolla fronds were illuminated under saturated photosynthetic flux and bicarbonate induction. There was significant variation in the NADP-ME activity under light and dark conditions. This increased more when varying concentrations of 2,4-D were used for the up regulation of enzyme activity...
September 2018
African Journal of Plant Science
Effects of seedling age and rates of phosphorus fertilizer on growth and yield performance of onion (Allium cepa L.) under irrigation at Alage, Central Rift Valley of Ethiopia
Onion is an important cultivated crop as a condiment as well as a source of income for many farmers in Ethiopia. However, the productivity of the crop is much lower due to different problems. A field experiment was conducted to determine the effect of seedling age and phosphorus rate on growth and yield performance of onion at Alage, Central Rift Valley of Ethiopia, during 2016/2017 season. The treatments comprised...
September 2018
African Journal of Plant Science
Genotype and genotype by environment interaction and grain yield stability of medium maturity groups of soybean [Glycine max (L.) Merrill] varieties in Western Oromia, Ethiopia
The objectives of this study were to identify high yielding and stable medium maturity soybean varieties across environment and examine the influence of genotype × environment interaction (GEI) on grain yield of soybean varieties in western Oromia. Seven early soybean varieties were evaluated at five locations (Bako, Gute, Billo, Chewaka and Uke) using randomized complete block design (RCBD) with three...
September 2018
African Journal of Political Science and International Relations
Changing aid and diplomatic relations: New development actors and Norway in Africa
Increased engagements of New Development Actors in Africa since the turn of the millennium have attracted a lot of scholars’ and policy-makers’ attention. While the direct effects of new development actors’ relation with Africa have been examined by many researchers, not much researched work on the indirect effects via the response of third countries have been done. This article explores whether and...
September 2018
African Journal of Political Science and International Relations
Civil society under assault in Ethiopia
Since the enactment of the Charities and Societies Proclamation 621/2009 in Ethiopia, civil societies were not performing their proper role for the advancement of the country’s democracy. The proclamation places excessive restrictions on the work of civil society organizations in the country. This, in turn, makes the public passive to engage in the politics of the country, rather the law gives ultimate power for...
September 2018
African Journal of Political Science and International Relations
Demystifying the concept of state or regulatory capture from a theoretical public economics perspective
State capture is one form of corruption that has received very little research interest over the years. This could be attributed to the fact that many societies particularly in the developing world seem to have institutionalized it. State capture is a manifestation of government failure which involves the manipulation of bureaucratic rule and formal procedures by business and political elites through family ties,...
September 2018
International Journal of Water Resources and Environmental Engineering
Performance evaluation and economic analysis of solar photo-voltaic water pumping systems: Case of Abakore borehole water supply system in Kenya
A solar photovoltaic (PV) water pumping system was investigated to determine performance and economic viability. An in-built data logger was used to collect real time data on key performance parameters. Performance indicators were defined and determined, while economic viability was analyzed using life-cycle cost (LCC) method and these costs were compared with a diesel generator pumping system. Solar irradiance varied...
September 2018
Journal of Soil Science and Environmental Management
Applicability of the Mehlich-3 method for the site-specific soil nutrient management in
Northern Mozambique
Mehlich 3 (M-3) is a multi-nutrient extractant which provides a rapid and cost-effective soil test for various soils. This study investigated the applicability of M-3 for cation and micronutrient determination under the specific soil fertilization and crop rotation given in northern Mozambique. Cations and micronutrients extracted with M-3 were compared with the classical methods; neutral ammonium acetate (NH4OAc) for...
September 2018
International Journal of Peace and Development Studies
Rural development: Lessons never learnt
Life is supposed to be a great teacher, but in the development field lessons have never been learnt because errors of decades ago continue being entrenched today, by more enlightened people. This paper deploys critical theories of rural development and community participation to explain why communities resist development projects. One such incident is community resistance to a donor-funded mega irrigation project in...
September 2018
International Journal of Peace and Development Studies
Community participation in transformation of rural livelihoods and climate smart farming technologies in the semi-arid lands of Kenya
Semi-arid areas in developing countries continue to depend on rain-fed agriculture which is exacerbated by climate change and poor governance. Despite efforts and investments by governmental and non-governmental organizations to address the issue of food insecurity in the semi-arid areas of Kenya, the problem still persists. The communities have designed themselves to be resource poor whereas they are not. This paper...
September 2018
International Journal of Psychology and Counselling
Prevalence and associated factors of stress among undergraduate students in Ambo University: Implication for Intervention
The study aims to assess the prevalence and associated factors of stress among Ambo University students. Institute based cross-sectional study was conducted on a sample of 343 undergraduate students at Ambo University. Data were collected using the Student-life Stress Inventory. Descriptive statistics, independent t-test, analysis of variance (ANOVA) and Pearson correlation coefficient were utilized to analyze the...
September 2018
Journal of Economics and International Finance
Consumption patterns among individual households in Nasarawa State, Nigeria
The need for economic theory to address the problem of unsustainable consumption patterns in a developing economy, Nigeria cannot be overemphasized. The literature suggests that present consumption patterns which use up economic resources beyond the capacity of the environment to replenish may make development unsustainable. This study analyzed consumption behavior vis-à-vis the factors that weakly or strongly...
September 2018
International Journal of Genetics and Molecular Biology
The characterization of Citrus sp. from Parang Island Karimunjawa based on morphological, DNA barcoding and nutritional analysis
The Citrus sp. from Parang Island Karimunjawa is a wild type of Citrus plant that grow on salt area and exhibits a high level of vitamin C. Due to its ability, morphological, molecular and nutritional characterization needs to be carried out to improve its potential. The study was carried out at the Biotechnology Laboratory and the Integrated Laboratory of Diponegoro University from 2016 to 2017. The...
September 2018
African Journal of Pure and Applied Chemistry
Spectrophotmetric evaluation of rotenone extraction from leaves and seeds of mature Tephrosia
vogelii plant
The percentage yield of rotenone extracted from Tephrosia vogelii leaves and seeds was investigated. Ten samples of well ground leaves and seeds were each subjected to extraction in soxhlet extraction system using trichloromethane, ethanol and methanol solvents for 24 h at room temperature. The maximum absorption wavelength of rotenone was determined using Ultra violet-visible spectrophotometer. Different...
September 2018
African Journal of Pure and Applied Chemistry
Preliminary characterization of some natural dyes
A preliminary study on the chemical structure of dyes from Rothmannia hispidia, Pterocarpus osun and Terminalia superba was made using chemical tests, UV-visible and infrared spectroscopies. R. hispidia dye was found to contain an alkyl amino group (-NHR) and carbon-carbon double bond conjugated with a carbonyl (C = O) group, and also showed maximum absorption at 595 nm in the visible region. P. osun dye contains...
September 2018
Journal of Chemical Engineering and Materials Science
Effects of artificial aging heat treatment on mechanical properties and corrosion behaviour of AA6XXX aluminium alloys
In this study, the effects of artificial aging heat treatment on mechanical properties and corrosion behaviour of AA6XXX alloy were investigated. The effects of artificial aging time on microstructure and mechanical properties of alloy were analysed and at the same time corrosion behaviour was determined by corrosion tests. For experimental investigations, the alloy samples prepared in appropriate sizes were heated to...
September 2018
Journal of Accounting and Taxation
Capital structure and corporate financial distress of manufacturing firms in Nigeria
This paper investigated the effect of capital structure on corporate financial distress of manufacturing firms in Nigeria by employing panel corrected standard error (PCSE) technique. The variables used in the study are corporate financial distress, capital structure, firm size, assets tangibility, revenue growth, profitability and age of firms. The outcome of the research reveals that capital structure affects...
September 2018
Journal of Accounting and Taxation
The effects of corporate governance codes in curbing fraudulent activities in private organisations in Nigeria
The rise of accounting scandals has prompted the need to improve the relevance of financial reporting by setting up good corporate governance structures. The relationship between corporate governance and fraudulent activities has been strongly debated in the developed countries. It is recently that attention has turned to the study of corporate governance and financial reporting in developing countries. This paper...
September 2018
Journal of Parasitology and Vector Biology
Prevalence of Schistosoma mansoni infection and associated factors in irrigation workers in Gamo Gofa and South Omo Zone, 2017: A Community based parasitological survey
Schistosomiasis is one of the most prevalent parasitic diseases and an important public health problem in many developing countries. In this era of global warming and climatic changes, the epidemiology of temperature-dependent infectious diseases could be changing implying the possibility of new transmission area in the world in general and in Ethiopia in particular. This study aims to assess the prevalence of...
September 2018
African Journal of Cellular Pathology
Effect of formalin fixation on DNA purity and quantity, nucleic acid, and amplicon size in cervical human papilloma virus detection
Tissue fixation with 10% formalin and molten paraffin wax embedding (FFPE) is routinely used protocol for tissue preservation in histopathology laboratory. We therefore aimed at comparing the differences in DNA quantity, DNA purity, nucleic acid and its effect on primers (PCR) amplicon (bp) sizes between fresh cervical tissues and formalin fixed paraffin embedded (FFPE). The differences in DNA purity, quantity and...
September 2018
African Journal of History and Culture
The use of the History of Science to improve the understanding of the thematic of reproduction: A study with students of secondary school
The History of Biology teaching offers immense advantages in students’ success, this fact being supported by many authors. This study mainly aims to identify the knowledge of the sample students about the reproduction of living beings. A qualitative methodology and questionnaire were used to collect data. The sample consists of 18 students from a secondary school, in North Portugal. For comparison, the same...
September 2018
Journal of Geography and Regional Planning
Land use change and sediment yield studies in Ghana: Review
Understanding the factors and processes controlling catchment sediment yield is crucial and fundamental to water resources management and development. This review provides an inventory on land use and sediment yield studies in Ghana and explores their existing link. The review through desktop studies analyzed the discussions and related studies on the impact of land use/cover change on sediment yield. Available...
September 2018
Journal of Geography and Regional Planning
Intra- household food allocation among adolescents in coffee farming households in Jimma Zone, South west Ethiopia
There are wide ranges of factors that determine individual food insecurity within households. In cash crop area products are for market rather than for agricultural households that can cause food accessibility to a severe challenge. There is, however, a dearth of information about the food security status of adolescent living inside coffee farming households. The aim of this study is to investigate the prevalence of...
September 2018
Journal of Languages and Culture
Destruction of Abbay Choman Oromo indigenous practice due to Gojjame invasion, north east Wollega South of Abay River, Ethiopia (1870s - 1882)
This paper deals with the destruction of Oromo indigenous practices under Gojjame rule: the case of Abbay Choman Oromo, in the south of Abay River 1870s-1882. The year 1870’s was a turning point in the history of the Oromo of Abbay Choman in particular and Horro Guduru in general because it was a period when Gadaa system with indigenous practice starts being destructed. The year 1882 was the period when Horro...
September 2018
African Journal of Business Management
Forward-looking information in integrated reporting: A theoretical framework
The purpose of this paper is to theorize a comprehensive theoretical framework for describing forward-looking information (FLI) practices of companies. The paper aims to discuss the theories usually applied to explain voluntary disclosure in literature and the interrelated theoretical perspectives regarding the role of voluntary disclosure in integrated reporting. Four relatively most common theories in disclosure...
September 2018
African Journal of Business Management
Altruism towards others and sustainability intention of small business owners
Though, small businesses are vital globally, they contribute to environmental and social challenges such as deforestation, pollution, use of polythene bags, poor working conditions, child labour and health hazards. Thus, it is vital to understand the concept of sustainability intention of small business owners. The purpose of this study therefore was to assess how altruism towards others influences sustainability...
September 2018
African Journal of Agricultural Research
Impact of shade on morpho-physiological characteristics of coffee plants, their pests and diseases: A review
Traditionally, coffee plant has been considered as a shade demanding species and intolerant of direct sunlight, although it performs well without shade. Still controversy result and recommendation have been reported among investigators in the optimal shading level for coffee growth. This controversy will probably continue endlessly until the effects of shade up on the performance of morphology and physiology of the...
September 2018
African Journal of Agricultural Research
The use of Information Communication and Technology in advancement of African agriculture
Food security in Africa continues to be a big a challenge and one of the key constraints is lack of information on many facets of agricultural research and development to the key sector stakeholders. However, in recent years a wide range of Information Communication and Technology (ICT) platforms and mechanisms have been used across Africa in enhancement of exchange of agricultural related information for increased...
September 2018
African Journal of Agricultural Research
Use of renewable energy resources in agriculture the case of Turkey
The rapid growth in the world economy has led to significant increases in energy demand. However, due to the limited formation of fossil fuel reserves such as petroleum, coal and natural gas, and the damage they cause to the environment,it has brought the trend towards renewable energy sources.The main renewable energy sources that can be effectively utilized in agriculture sector are; solar, biomass, geothermal and...
September 2018
African Journal of Agricultural Research
Agronomic effectiveness of water hyacinth-based composts
Because water hyacinth-based compost contains substantial amounts of nitrogen (N), phosphorus (P) and potassium (K) its application can boost crop production. We evaluated the agronomic performance of water hyacinth - based composts using field experiments and five treatments which were; water hyacinth compost made using cattle manure (WH+CM), poultry manure (WH+PM), molasses (WH+MO), water hyacinth alone (WH alone) and...
September 2018
African Journal of Agricultural Research
Bioactivity and phenolic composition of extracts of noni (Morinda citrifolia L., Rubiaceae) in tomato
moth (Tuta absoluta Meyrick, 1917) (Lepidoptera: Gelechiidae)
We evaluated the bioactivity of Morinda citrifolia L., Rubiaceae on Tuta absoluta (Lepidoptera: Gelechiidae) and quantified the phenolic components. Ethanolic extracts of leaves and fruits were used in five concentrations (0.01, 0.02, 0.03, 0.04 and 0.05 mg / L). The leaves of the plants were immersed in the solution (10 s) and placed in contact with five caterpillars of the same instar in Petri dishes. The caterpillars...
September 2018
African Journal of Agricultural Research
Determination of tomato drying conditions with solar energy family type shelf dryer
In this study, working parameters of the system consisting of air heaters and dryer with solar energy of 0.20 m2 with a space of 0.72 m2 and 10 pieces in the cabin were investigated experimentally. Average atmospheric air temperature and relative humidity values during the dry daylight hours were measured at 49°C and 35%, respectively. As a result of the examination of the test results, the atmospheric air...
September 2018
African Journal of Agricultural Research
Effects of seed tuber size on growth and yield performance of potato (Solanum tuberosum L.) varieties under field conditions
Potato (Solanum tuberosum L.) is an important food and cash crop in Ethiopia; serving, as a food security crop due to its nutrition content, wider adaptability and early maturing behavior. However, the yield of the crop is constrained by a number of factors. Among which unspecified seed tuber size and limited availability and distribution of improved varieties are among the important limiting factors. A field experiment...
September 2018
African Journal of Biotechnology
Next-generation sequencing platforms for latest livestock reference genome assemblies
Next-generation sequencing (NGS) or high-throughput sequencing platforms refers to different modern sequencing technologies that allow scientist to sequence millions to billions of reads (base pairs) in a single, much more quicker and cheaper cost than the previously used Sanger (first generation) sequencing method. Next-generation sequencing platforms classified as second generation sequencing platforms which require...
September 2018
African Journal of Biotechnology
The effect of different nutrient media on in vitro shoot and root proliferation of Vanilla planifolia Jacks. ex Andrews
Murashige and Skoog (MS), Knudson C (KC) and Vacin and Went (VW) nutrient media are among the most widely used for micropropagation of orchid species. Therefore, this study was conducted to evaluate the effect of these growth media on in vitro shoot and root proliferation of Vanilla planifolia by using nodal segment as explants. Three different media; Murashige and Skoog (MS), Knudson C (KC) and Vacin and Went (VW) were...
Page 4 of 1139, showing 50 records out of 56903 total, starting on record 151, ending on 200
