Articles

 

Page 5 of 1125, showing 50 records out of 56250 total, starting on record 201, ending on 250

May 2018

Journal of Physical Education and Sport Management
Buying in: Analyzing the first fan adopters of a new National Collegiate Athletic Association (NCAA) Division I Football Program

Establishing a strong fan base within the inaugural year of a National Collegiate Athletic Association (NCAA) Division I Football Program presents many challenges. Tracking consumers and their behavior becomes imperative as sport marketers seek to better understand the first fan adopters of a new program. With new NCAA football programs being established every year, sport marketers of a new program are challenged to not...

Author(s): Amanda Greene, Kason O’Neil, Kylie Russell and Brian Johnston

May 2018

International Journal of Science and Technology Education Research
Predictive modelling and analysis of academic performance of secondary school students: Artificial Neural Network approach

The need for educational managers and policy makers to design and implement pedagogical and instructional interventions necessitates the development and validation of a predictive model for analyzing the academic performance of students before gaining admission into university. This study adopts feed-forward neural network to establish and analyze the complex nonlinear relationship that exist between cognitive and...

Author(s): Amoo M. Adewale, Alaba O. Bamidele and Usman O. Lateef  

May 2018

International Journal of Nutrition and Metabolism
Quantitative estimation of the caffeine content in some energy drinks on the Ghanaian market

The consumption patterns of energy drinks in the Tema Municipality of the Greater-Accra region of Ghana were investigated via a cross sectional survey and the caffeine contents of these energy drinks were determined by iodimetry. The survey showed that more males than females consume energy drinks.  Five types of energy drinks; Lucozade (LU), Rush (RU), Red Bull (RB), Five Star (FS) and Monster (MT) were revealed....

Author(s): Michael Worlako Klu, David Ntinagyei Mintah, Bright Selorm Addy, John Antwi Apenteng and Gloria Obeng

May 2018

Journal of Cereals and Oilseeds
Qualitative analysis of enzyme-assisted traditionally extracted shea butter from different pretreated shea kernel substrates

The use of enzyme consortium to aid the extraction of shea butter in the traditional village extraction process improves the quality of the shea butter. In  this study, shea butter was extracted from three different shea kennel substrates; raw shea kennels (RASK), roasted shea kennels (ROSK) and shea kennel paste (SKEP) from a single variety of shea nuts (Vitellaria paradoxa) using the standard traditional...

Author(s): Beauty Didia, Zakpaa Hilary D., Mills-Robertson Felix C. and Abdul-Mumeen Iddrisu

May 2018

Journal of Geology and Mining Research
Assessment of the distribution of potentially harmful trace elements in bedrocks and stream sediments of Okemesi-Ijero area, Southwestern, Nigeria

Assessment and distribution of the concentration of potentially harmful trace elements (PHTEs) is important for environmental health management. The concentrations of thirteen PHTEs were determined in the stream sediments and rocks samples from the underlying bedrock with the use of inductively coupled plasma-mass spectrometry (ICP-MS). Multivariate statistics and principal component analyses were used to identify and...

Author(s): Ayodele Olusiji Samuel, Asowata, Iyobosa Timothy and Adeoti Blessing

May 2018

International Journal of English and Literature
Sacrificing the bull: Conceptualisations of fanā (spiritual death) in Rumi’s Mathnavi

This study examined conceptualisations of FANĀ, the case of ‘the cave’ and ‘the bull’, in Masnavi (complete six books) using the theoretical and analytical frameworks of Cultural Linguistics. The study was motivated by an increasing number of Rumi readers all over the world, and specifically in Western contexts. Furthermore, the dearth of empirical research that addresses conceptual metaphors and...

Author(s): Sepideh Hozhabrossadat

May 2018

International Journal of Medicine and Medical Sciences
Prevalence of thyroid cancer among thyroid swelling in Jimma University Medical Center, South West Ethiopia: A five-year retrospective study

Thyroid cancer is the most common endocrine malignancies. It is postulated that goiter is a precursor lesion to the development of thyroid cancer. The worldwide prevalence of goiter in the general population is estimated at 4 to 7%. The objective of the study was to assess the burden of thyroid cancer among patients who visited Jimma University Medical Center (JUMC) with thyroid swelling over the past 5 years. The...

Author(s): Abdi Dandena, Melese Sinaga Teshome and Mesele Bezabeh

May 2018

African Journal of Agricultural Research
In vitro regeneration of Treculia africana Decne. from embryo explants on different nutrients and sucrose conditions

The study is essential in reducing germination time of Treculia africana var. inversa. The effect of three different concentrations of sucrose namely 2, 3 and 4% were investigated on the in vitro regeneration of embryo explants of T. africana Decne. on the media of Murashige and Skoog (MS) and Gamborg et al. (B5)  respectively without any growth regulator. The experimental design was a 2 × 5 factorial in a...

Author(s): Isaac, U. G., Okafor, C. U. and Okezie, C. E. A

May 2018

African Journal of Agricultural Research
Harnessing cultivar performance and stability for deploying superior groundnut plant types in the Lake Albert Crescent Zone of Uganda

Groundnuts (Arachis hypogaea L.) are the second most important legume crops after beans, an important source of protein (23 to 25%), fats/oils (40 to 52%) and carbohydrates (10 to 20 %) and widely grown and consumed in Uganda including the Lake Albert Crescent Zone (LACZ). Due to susceptibility of local varieties to groundnut rosette, National Agricultural Research Organisation (NARO) through the National Semi Arid...

Author(s): Kakeeto, R., Wambi, W., Barwogeza, M., Auma, L., Odongo, W., Ozuma, G. and Ssekiwoko, F.

May 2018

African Journal of Agricultural Research
Characterization and evaluation of volatile compounds of three grape varieties (Vitis labrusca) from the region of Bento Gonçalves – RS

In grape must, the aroma is an indication of adequate conservation status. It is able to indicate losses due to thermal degradation, besides representing a great contribution in the properties of the sensorial quality of the grape juices most appreciated by consumers. This study identified the volatile compounds in different must cultivars of Vitis labrusca grapes. The volatile composition was evaluated by the solid...

Author(s): I. T. S. Viana, H. V. Pereira, M. R. Silva, M. N.S. Guedes, A. G. de Souza, R. Augusti, J. R. L. Freitas, G. H. Bueno and J. O. F. Melo

May 2018

African Journal of Agricultural Research
Can early peroxidase quantification detect graft-compatible in anonaceous rootstocks?

This study aimed to quantify the class III peroxidase activity in young plants of different species belonging to Annonaceae botany family, with high potential as a rootstock, for early detection of graft-compatible atemoya (Annona x atemoya Mabb.). The experimental design was randomized block, that evaluated the species araticum-de-terra-fria (Annona emarginata (Schltdl.) H. Rainer ‘variety terra-fria’),...

Author(s): Daniel Baron, Amanda Cristina Esteves Amaro, Ana Claudia Macedo, Carmen Sílvia Fernandes Boaro and Gisela Ferreira

May 2018

African Journal of Agricultural Research
Nutritive potential of amaranth weed grains

Amaranthus is a species with immense potential; however, information on its nutritional properties is limited, though widely cultivated in some countries. The objective of this work is to characterise the grains of three species of Amaranthus sp. aiming at their food potential, comparing two species considered as weed with a commercially grown species. The selected materials were cultivated and submitted to the same...

Author(s): João Barcellos Xarvier, Douglas Correa de Souza, Leticia Cavalheiro de Souza, Thiago Sampaio Guerra, Luciane Vilela Resende and Joelma Pereira

May 2018

African Journal of Agricultural Research
Plant cover management and nitrogen fertilization in maize crop in a dystrophic red Latosol Brazilian Cerrado (Savannah)

An experiment was conducted in the agricultural year 2014/2015, aiming to evaluate the management of anticipated nitrogen fertilization, applied with a slow-release source in maize crop with two plant covers, in a Dystrophic Red Latosol. Matching the Oxisols in Soil Taxonomy and Ferralsols FAO/United States WRB (Unesco soil classification and the World Reference Base for Soil Resources. Pennisetum glaucus (Pennisetum...

Author(s): José Antônio Maior Bono, Bruna Kelle Della Colleta ,Marlos Ferreira Dornas Silvia Rahe Pereira, José Francisco dos Reis Neto, and Bianca Obes Corrêa

May 2018

African Journal of Pure and Applied Chemistry
Extraction, purification and nuclear magnetic resonance (NMR) assignment of garcinoic acid from Garcinia kola (bitter kola) fruit

Continuous extraction of bitter kola nuts, followed by liquid-liquid extraction and flash column chromatography leads to the isolation of garcinoic acid (-tocotrienoloic acid), as the main lipophilic component in a 0.8% yield of the initial dry weight. This compound, an oxidised member of the vitamin E family, was structurally characterised using nuclear magnetic resonance spectroscopy. Key words: Vitamin E,...

Author(s): B. Jones Orock, J. Henry Blackwell, Yannick Ortin and Paul Evans  

May 2018

Journal of Engineering and Technology Research
Impact of pre-treatment by torrefaction and carbonization on temperature field, energy efficiency and tar content during the gasification of cotton stalks

The present study focused on the gasification of raw and pre-treated cotton stalks (CS) by torrefaction and carbonization. Temperature fields, mass balance, energy balance, energy efficiency and tar content of the gas were investigated for the gasification of different types of biomass materials (raw, torrefied and carbonized CS). High temperature and thick reduction zone were obtained during the gasification of...

Author(s): Harouna Gado Ibrahim, Oumar Sanogo, Salifou Koucka Ouiminga, Tizane Daho And Jean Koulidiati  

May 2018

African Journal of Agricultural Research
Effect of splitting nitrogen fertilization on Tifton 85: Yield, nitrogen use efficiency, and nitrogen nutritional status of plants and soil

This two year study aims to verify the necessity of splitting nitrogen (N) fertilization by assessing the effect of different N fertilization strategies (split and not split), on cultivated Tifton 85 (Cynodon spp.) accumulation rate and total dry matter (DM) production, as well as quantifying the levels of nitrate (NO3) in Red Dystrophic Oxisol. Research was carried out at the experimental unit of the Agronomic...

Author(s): Tangriani Simioni Assmann, Etiane Tanise Sonego, Alceu Luiz Assmann, Paulo Fernando Adami and Claucia Cuzzi,

May 2018

Journal of Infectious Diseases and Immunity
Non pseudomonal Ecthyma gangrenosum: A case report of an infant seen at a tertiary hospital in Sokoto, North-Western Nigeria

Ecthyma gangrenosum (EG) is a cutaneous infection characterized by vesicles or blisters which rapidly evolve into necrotic ulcers with undermined tender erythematous border. It has been rarely reported from the African continent. Pseudomonas aeruginosa is the commonest isolated organism but others, including Staphylococcus aureus (S. aureus) and Escherichia coli ((E. coli) have been reported. A case of EG in a child...

Author(s): Isezuo K. O., Sani U. M., Waziri U. M., Garba B. I., Yusuf A., Okwuolise O. B., Alasi M. A., Mohammed J. and Ajayi O.

May 2018

Journal of Horticulture and Forestry
Growth and yield of potato (Solanum tuberosum L.) cultivars as influenced by plant spacing at Haramaya and Hirna, Eastern Ethiopia

A field experiment was conducted at Haramaya and Hirna during the main cropping season of 2013 to determine the appropriate plant spacing for potato cultivars in relation to growth and yield. The treatments consisted of five seed tuber spacing (75 cm × 30 cm, 60 cm × 30 cm, 60 cm × 25 cm, 50 cm × 25 cm and 45 cm × 20 cm) and four potato varieties (Bubu, Badhassa, Zemen and Chiro). A...

Author(s): Birhanu Tsegaye, Nigussie Dechassa and Wassu Mohammed  

May 2018

Journal of Horticulture and Forestry
On-farm demonstration and evaluation of improved lowland sorghum technologies in Daro Lebu and Boke districts of West Hararghe Zone, Oromia National Regional State, Ethiopia

This experiment was conducted in Daro Lebu and Boke districts of West Harerghe Zone with the objectives of evaluating lowland sorghum varieties on farmer’s field and creating linkage and networking among stakeholders. Three kebeles were selected purposively based on sorghum production potential, two kebeles from Daro Lebu and one kebele from Boke district. Five farmers and one Farmer Training Center participated...

Author(s): Mideksa Babu, Fekede Gemechu and Asfaw Zewdu

May 2018

Journal of Horticulture and Forestry
Evaluation of selected botanical aqueous extracts against cabbage aphid (Brevicoryne brassicae L. (Hemiptera: Aphididae) on cabbage (Brassicae oleraceae L.) under field condition in Kobo District, North Wollo, Ethiopia

Cabbage is one of the most important vegetable crops under cultivation throughout the world, especially in Africa including Ethiopia. Cabbage aphid is a sap sucking insect pest that damage cabbage. Growers use synthetic chemicals to control cabbage aphids. The aim of this study was to evaluate the efficacy of Azadirachta indicae, Otostegia integrifolia and Crinum ornatum aqueous extract against cabbage aphids. The field...

Author(s): Desale Getahun Nahusenay and Getnet Atenafu Abate

May 2018

Journal of Diabetes and Endocrinology
Lycopene attenuates diabetes-induced oxidative stress in Wistar rats

The purpose of this study is to evaluate the capacity of lycopene against diabetes-induced oxidative damage in Wistar rats. Thirty Wistar rats of both sexes, twenty-five of which were diabetic, were used. Diabetes was induced by a single intraperitoneal injection of streptozotocin (STZ) 60 mg/kg body weight and it was confirmed by the elevated blood glucose ≥200 mg/dl after three days. The rats were divided randomly...

Author(s): Ejike Daniel Eze, Adam Moyosore Afodun, Sheu Oluwadare Sulaiman, Nganda Ponsiano, Iliya Ezekiel, Moses Dele Adams, Alfred Omachonu Okpanachi and Karimah Mohammed Rabiu

May 2018

African Journal of Political Science and International Relations
The role of group solidarity in conflict between farmers and Fulani pastoralists: A case study of Northern Nigeria

In recent years, conflict between farmers and pastoralists has been one among the frontline threats to sustainable peace and development in Nigeria. More worrisome is the incessant upsurge of these violent conflicts with group solidarity. The existence of these conflicts is not in dispute, but continues climax of group solidarity, has added an impetus to the complexities and veracity of these conflict involving larger...

Author(s): Hamman Jumba Ahmadu and Haruna Ayuba  

May 2018

African Journal of History and Culture
Marriage practices and gender role socialization among the Gumuz of Ethiopia

The Gumuz are indigenous peoples in Northwest Ethiopia having their own unique cultural values and traditions among which marriage practices and gender role socialization are just two of them and this study aimed to explore these practices. The study was conducted in Dibate District, Benishangul Gumuz Region, using inductive qualitative ethnographic design. Participants were adolescent school girls, mothers, elderly...

Author(s): Wohabie Birhan and Teka Zewdie  

May 2018

International Journal of Sociology and Anthropology
Critical notes on environmental justice and sustainable development

The international community is more than ever before faced with environmental issues that attract interdisciplinary attention: deforestation, global warming, environmental pollution, species extinctions and desertification, among others. Man’s development over the centuries has been such that he cannot but rely on the use of the environment. Economic, scientific and technological developments take place in space...

Author(s): Amodu Akeem Adekunle  

May 2018

Journal of Petroleum and Gas Engineering
Pressure dynamic analysis of low permeability reservoirs with deformed media

In the traditional well test models, the quadratic gradient term of nonlinear partial differential equation was neglected according to the assumption of slightly compressible fluid, which could lead to error when the well test time was too long. As time went by, the fluid flowing boundary of low permeability reservoirs extended outwards continuously. In order to study the flowing law of low permeability reservoirs with...

Author(s): Wang Meinan, Yang Dongdong, Chen Xiaoqi, Duan Yu and Miao Feifei  

May 2018

Journal of Ecology and The Natural Environment
Woody species composition and structure of Amoro Forest in West Gojjam Zone, North Western Ethiopia

Ethiopia is one of the biodiversity reach areas in the world. A study was conducted at Amoro Forest to determine the woody species composition, vegetation and population structure. Vegetation data were collected from 36 plots (900 m2) systematically laid along transects. A hierarchical cluster analysis with R software was used to identify plant communities. Structural analysis of the forest was performed based on...

Author(s): Liyew Birhanu, Tamrat Bekele and Sebsebe Demissew

May 2018

Journal of Ecology and The Natural Environment
Identification of the alternate host plants of the groundnut sucking bug (Rhyparochromus littoralis Dist.) in the Sudan savannah agro-ecological zone of Nigeria

To identify the alternate host plants of the groundnut sucking bug (Rhyparochromus littoralis Dist.) an emerging field insect pest of groundnut in the Sudan Savannah Agro-ecological zone of Nigeria, field experiment was carried out over a period of five (5) years (2011 to 2016) in order to investigate the behavior of R. littoralis with the aim of developing a strategic control method for this insect pest.  The...

Author(s): Samaila, A. E., Malgwi, A. M. and Degri, M. M.

May 2018

Journal of Civil Engineering and Construction Technology
Towards enhancing sustainable reuse of pre-treated drill cuttings for construction purposes by near-infrared analysis: A review

Sustainable reuse of pre-treated drill cuttings (a hazardous waste) as part substitute for fine aggregate in concrete for construction purposes is becoming increasingly attractive; however, issues remain. With recent studies focusing on the use of near-infrared spectroscopic technique for non-invasive determination of chloride concentration in concrete structures, this review examines the applicability of this new...

Author(s): Reuben N. Okparanma, Perez P. Araka, Josiah M. Ayotamuno and Abdul M. Mouazen

May 2018

International Journal of Water Resources and Environmental Engineering
Reference evapotranspiration in São Paulo State: Empirical methods and machine learning techniques

Reference evapotranspiration (ETo) is a key factor for water management and irrigation scheduling. In this paper, eight empirical methods, including four temperature-based (Benevides-Lopez, Hamon, Blaney-Criddle Original and Hargreaves-Samani: HS), four radiation-based (Abtew: AB, Jensen and Haise, Makkink and Irmak) and machine learning techniques (MLT) were tested against Penman Monteith FAO 56 method. The MLT...

Author(s): Bartolomeu Félix Tangune and João Francisco Escobedo

May 2018

International Journal of Water Resources and Environmental Engineering
Wastewater treatment strategies of selected Zimbabwean food industries

This survey aimed at identifying the current practices and experiences of industrial wastewater treatment in Zimbabwe. In this study, questionnaires were used to assess various companies located in Gweru Kwekwe, Bulawayo and Harare. The information collected identified a gap in the treatment of wastewater from food processing industries in Zimbabwe. Current results indicate that about 86% of the food processing...

Author(s): Manhokwe, S., Zvidzai, C., Mareesa, W. and Marume, P.

May 2018

International Journal of Library and Information Science
Attitudes and roles of librarians in the modern era (an ethical and cultural approach)

This article is a report of a study about the attitudes of librarians in the modern era. The study was conducted based on an ethical and cultural approach with librarians who attended seminars and workshops as its participants. Additionally, the study lasted from January to March 2016, and a case-study with qualitative research approach was employed. The results of the study show that: (1) the librarians carry out their...

Author(s): Wiji Suwarno

May 2018

Journal of Computational Biology and Bioinformatics Research
Selection of T cell epitopes from S. mansoni Sm23 protein as a vaccine construct, using Immunoinformatics approach

Schistosomiasis, a neglected and most prevalenttropical diseases after malaria, have been a threat to people living in endemic areas. With regards to possible resistance to the popular drug (praziquantel) use for treatment of schistosomiasis, the need for a permanent vaccinating approach has been justified. This study uses an in silico approach to identify potential target vaccine candidate or T cell epitopes (T cell...

Author(s): Onile Olugbenga Samson, Fadare Shadrach Olaleka and Omitogun G. Ofelia,

May 2018

ISABB Journal of Health and Environmental Sciences
Internalization of enteropathogenic human bacteria in lettuce and coriander plant tissue

The ability of plant rhizosphere and to some extent phyllosphere to support metabolism of some human enteric bacteria has been widely demonstrated. The nutrients provided by seedlings during germination support bacterial survival in tissue of growing plants. Plant rhizosphere has been described as being high in nutrients, and rhizosphere microbiomes are well adapted to this environment, enteric human pathogens when...

Author(s): Nduhiu G., Gicheru M. M., Gathura P. B., Karanja N. K., Githinji W. T. and Nordin A.

May 2018

African Journal of Biochemistry Research
Biochemical characterisation of soybean germplasms with respect to bioavailable iron and zinc, vitamin A and crude protein

Soybean germplasms were assessed for bioavailable zinc (Zn) and iron (Fe), vitamin A and crude protein using standard methods. Thirty soybean germplasms were investigated. Results were analysed using analysis of variance (ANOVA) and showed statistically significant differences in their Zn, Fe and vitamin A concentrations, as well as in crude protein content (P < 0.05). The Zn content ranged from 5.74 ± 0.04 to...

Author(s): Joseph Ikwebe, Titilayo Akande and Francis N. Onyezili

May 2018

International Journal of Vocational and Technical Education
Ghanaian university students’ perception of their readiness to teach cutting out of garments upon graduation

The Universities of Cape Coast (UCC) and Education Winneba (UEW) are public universities in Ghana where students are trained to become teachers mainly at the secondary level. This paper was aimed at finding out the readiness of graduates from these two universities to teach cutting out of garments, through making pattern or cutting freehand, upon graduation. All final year students who had offered clothing as part of...

Author(s): Modesta Efua Gavor and Patience Asieduah Danquah

May 2018

Journal of Media and Communication Studies
Global Muslim audiences’ polysemic reading of “My name is Khan”: Toward an emergent multiculturalism

In this study, we learn how audiences make sense of a non-dominant text that is conveying a non-Western story about the Global War on Terror (GWOT). The audiences affective narratives affirm Deuze’s argument that media is not separate from our lived experience; we live in media rather than with media. This study was conducted on an urban campus in the Pacific North-West, with film audiences of over fifty Saudi...

Author(s): Priya Kapoor  

May 2018

Journal of Development and Agricultural Economics
Small scale entrepreunership of seaweed in Serewe Bay, East Lombok, Indonesia: Challenges and Opportunities

Improving the livelihoods and socio-economic conditions of coastal communities is important to make people more secure and less vulnerable to both external pressures and inevitable socio-economic changes. This study aims to describe the characteristics of small-scale entrepreneurs based on seaweed and market characteristics, describe the challenges and opportunities of seaweed business, and find out the government...

Author(s): Achmad Zamroni  

May 2018

Journal of Development and Agricultural Economics
Attitude of indigenous chicken farmers towards agricultural insurance in Nyanza, Kenya

Indigenous chicken (IC) contribute significantly to income and food security of rural communities. However, the IC are kept in systems that are characterised by high risk conditions such as diseases, predation, inadequate feeding and poor housing resulting in sub optimal production levels and profitability. Agricultural insurance therefore becomes an attractive option of minimizing these risks. Uptake of agricultural...

Author(s): Phoebe Bwari Mose, Chrilukovian Bwire Wasike, Benjamin Ombok Owuor and Mary Jepkemboi Kipsat  

May 2018

Journal of Development and Agricultural Economics
Economic efficiency of milk production among small-scale dairy farmers in Mukurweini, Nyeri County, kenya

This study aimed at evaluating the economic efficiency of milk production among small-scale dairy farmers in Mukurweini, Nyeri County, Kenya. Data were collected from 91 small-scale dairy farmers previously engaged in a nutritional study in 2013. The farmers had been sampled using purposive sampling technique. Data were collected using structured questionnaires, entered into statistical package for social science...

Author(s): Maina Florence, Mburu John, Gitau George, VanLeeuwen John and Negusse Yigzaw  

May 2018

Journal of Development and Agricultural Economics
Smallholder farmers’ livestock production and marketing in Bahir Dar Zuria District, Northwestern Ethiopia

The objective of the study was to assess the livestock production and marketing system in smallholder systems of the area. Two kebeles were selected from Bahir Dr Zuria district based on livestock production experience and accessibility to road. Primary data were collected using semi-structured questionnaire and supplemented with key informants and secondary data sources. The average land holding in the area was 0.73 ha...

Author(s): Bimrew Asmare  

May 2018

International Journal of Livestock Production
Productive and reproductive performance of local dairy cows in selected districts of Sidama Zone, Southern Ethiopia

The aim of the study was to assess the productive and reproductive performance of local dairy cows and constraints and opportunities of dairy production in selected districts of Sidama zone, Southern Ethiopia. Multistage sampling technique were employed in three districts selected representing highland (Wenisho), midland (Dale) and lowland (Loka Abaya) from Sidama Zone. One hundred and thirty five households who owned...

Author(s): Abera Yetera, Mengistu Urge and Ajebu Nurfeta  

May 2018

International Journal of Livestock Production
Feeding value potential of mulberry (Morus alba) leaf meal to replace concentrate mix

The experiment was carried out to estimate the feeding value of mulberry (Morus alba) leaf meal by evaluating its chemical composition in vitro organic matter digestibility and in sacco dry matter (DM) degradability. This study aimed to assess the potential of mulberry foliage in supplementing the feed of ruminant animals during the dry season, when other feed resources are scarce and their quality generally fall short...

Author(s): Gebrekidan Tesfay, Berhan Tamir and Gebreyohannse Berhane  

May 2018

International Journal of Physical Sciences
Comparative analysis of physical and chemical characteristics of selected clays deposits found in Kebbi State, Nigeria

The intent of this paper was to explore the physical and chemical characteristics of clays in Kebbi State, Nigeria, and the clays were compared with standard clay which is considered with highest quality standard in casting. Clay’s deposits from Dukku River along River Rima, Jega River which is the tail end of River Niger and Yauri were investigated for their potentials as raw materials used for casting and...

Author(s): S. A. Salihu and I. Y. Suleiman

May 2018

International Journal of Physical Sciences
Optical and structural performance of polymer/fullerene thin film based on Poly (3-hexylthiophene)/1-(3-methoxycarbonyl)propyl-1-phenyl[6,6]C61 [(P3HT)/PCBM] after post-annealing

The polymer solar cell is a promising candidate for the next-generation solar cells because of its light weight, flexibility and easy fabrication. Poly (3-hexylthiophene) (P3HT) and 1-(3-methoxycarbonyl) propyl-1-phenyl[6,6]C61(PCBM) are, to date, the most-studied active materials around the world for bulk-heterojunction structure. Recent power-conversion efficiencies are reported up to approximately 13%. This research...

Author(s): Sunday Wilson Balogun, Yekini Kolawole Sanusi, and Adebayo Olaniyi Aina

May 2018

African Journal of Biotechnology
Screening for total antioxidant activity, flavonoids and phenolics variability in forty-five accessions of roselle (Hibiscus sabdariffa L.)

Build-up of free radicals in the human body can cause oxidative stress which may invariably lead to degenerative diseases and eventual death. Antioxidants such as polyphenols and flavonoids found in fruits and vegetables have been shown to protect the body against the damaging effects of these free radicals. Roselle contains high amounts of antioxidants and its leaves are often used for sauces or in herbal preparations...

Author(s): W. Nunekpeku, H. M. Amoatey, S. Agbenyegah, M. Owusu-Ansah, V. Oduro, K. E. Danso, D. K. Asare and E. Achoribo

May 2018

Scientific Research and Essays
Expanding the global horizon of engineered crops: Miles ahead to go

Transformations in agriculture parallel to the advancements in civilizations have been a novel practice to enhance the productive creation of Mother Nature to nurture the society. Scientific advances of last century featuring identification of DNA, the development of molecular biology and its exploitation in life sciences have taken a lead. Progressions such as crop improvements through genetic modifications/genetic...

Author(s): Brijesh Pandey, Rajesh Kumar Tiwari and Abhishek Kumar  

May 2018

African Journal of Biotechnology
Isolation and screening of antibiotic producing actinomycetes from rhizosphere and agricultural soils

Antibiotics are secondary metabolites produced by microorganisms. Actinomycetes are the top producers of antibiotics. The study was designed to isolate and screen antibiotic producing actinomycetes obtained from rhizosphere of plants and agricultural soils. A total of 30 actinomycetes were isolated. Out of the 30 actinomycetes, 18 (60%) showed antimicrobial activities against one of the tested microorganisms of which 9...

Author(s): Atsede Muleta, and Fassil Assefa

May 2018

Journal of Entomology and Nematology
Acaricidal effect of essential oil of Clausena anisata (Rutaceae) on larvae of three tick species: Amblyomma variegatum, Rhipicephalus (Boophilus) decoloratus and Rhipicephalus (Boophilus) microplus

Control measures of livestock ticks based on chemicals has become worrisome because of the development of resistance, especially in the case of Rhipicephalus (Boophilus) microplus. It has become imperative to search for alternative tick control methods. Thus, the toxicity of the essential oil of Clausena anisata was evaluated on larvae of Amblyomma variegatum, Rhipicephalus (Boophilus) microplus and Rhipicephalus...

Author(s): Eyabana MOLLONG, Yaovi NUTO, Rabiétou BAWA, Dodji Boris KASSENEY and Mondjonnesso GOMINA

May 2018

African Journal of Business Management
Key factors affecting deviant workplace behavior

Deviant behaviors manifest in many organizations and all occupations. Deviant behaviors in the workplace may originate from organizational norms and proclivities for self-benefit. The organizational culture influences employees’ attitudes. Employees internalize the organizational culture, which transforms their personal attitudes and influences their positive and negative behaviors towards the organization. This...

Author(s): Shao-Ping Wang, Miao-Sheng Chen and Mou-Jian Li  

May 2018

African Journal of Business Management
Determinants of risk disclosures in Kenyan listed companies

The main objective of this study was to examine the relationship between risk disclosure and firm characteristics of companies quoted on the Nairobi Securities Market. The study involved all firms that were listed on the NSE between years 2010 and 2016, except the financial institutions. Annual reports were used to determine the variables. A regression analysis was conducted using the random effect model to determine...

Author(s): Muturi Wachira  

Page 5 of 1125, showing 50 records out of 56250 total, starting on record 201, ending on 250