Articles

 

Articles

Page 3 of 1202, showing 50 records out of 60100 total, starting on record 101, ending on 150

October 2020

International Journal of Biodiversity and Conservation
Community dependency and perceptions of a protected area in a threatened ecoregion of Myanmar

Local communities living adjacent to protected areas (PA) play a vital role in biodiversity conservation. Understanding communities’ use and perceptions of a PA will increase its conservation effectiveness through reducing anthropogenic pressures and improving park-people relationship. This study assessed local communities’ dependency on the PA and perceptions of benefits and costs accrued from the PA. Using...

Author(s): Thazin Htay,  and  Eivin Røskaft  

October 2020

Journal of Medicinal Plants Research
Antibacterial activities of ethyl acetate and methanol leaf extracts of Psidium guajava and Carica papaya on bacterial pathogens isolated from manual toothbrushes

Toothbrush has become a potential source of infection, owing to contamination by various pathogens as a result of poor oral hygiene awareness and practices. This study investigated the antibacterial activities of ethyl acetate and methanol leaf-extracts of Psidium guajava (guava) and Carica papaya (paw-paw) on bacteria pathogens isolated from toothbrushes. A total of 100 manual used toothbrushes of different brands were...

Author(s): Ani S. E., Iroha I. R., Moses I. B., Ugbo E. N., Nwakaeze E. A., Okoli S. C., Brownson G. E., Ngwu J. N., Omale J. J., Okorie C. C., Mohammed D. I., Igwe O. F., Dieke A. J., Ezugworie F. N. and Agbo E. E.    

October 2020

Journal of Medicinal Plants Research
Optimization by mixture design of the antimicrobial activities of five selected essential oils

The individual antimicrobial activities of essential oils have been reported by many authors. However, there is little information about the effects of their mixtures in order to maximize their effect and reduce the growing resistance of pathogens to existing medicines. So, the aim of this work is to optimize the antibacterial and antifungal activities of essential oils from Plectranthus glandulosus, Ocimum gratissimum,...

Author(s): Mikolo Bertin, Moyen Rachel, Baloki Ngoulou Tarcisse and Nguimbi Etienne  

October 2020

African Journal of Environmental Science and Technology
Advancing climate change adaptation in Uganda’s agricultural programming for sustainable development: Key milestones and constraints

Climate change remains a crucial threat to sustainable development, particularly to the farming communities, which are more vulnerable to climate impacts. Uganda has made commendable steps in building an institutional framework for addressing climate change. However, the framework remains scattered in several documents making it difficult to track and conceptualize. This paper provides a one-stop center for...

Author(s): Fred Alinda, David Ssekamatte, Ezekiel Kisambira and Anthony Kagoro  

October 2020

African Journal of Environmental Science and Technology
Assessment of air pollutant emissions from healthcare waste incinerators of different design features

The aim of this paper was to e valuate the levels of gaseous emissions from four different healthcare wastes incinerators in three regional hospitals and one national hospital in Dar es Salaam, Tanzania. The incinerators studied differ in terms of capacity (kg/h) and design features. Five gaseous air pollutants (CO, CO2, NOx, and SO2) were analyzed in the sampled flue gases using a portable desktop combustion gas...

Author(s): Anicetus Honest, Samwel Manyele, Josephat Saria and Julius Mbuna  

October 2020

African Journal of Business Management
How empathy, social contracts and deep conversations are helping companies in Kenya overcome the disruptive impact of the COVID-19 pandemic

The impact of the COVID-19 pandemic has disrupted market trading activity around the world. The pandemic has disabled supply chains and forced businesses to look for pragmatic ways to keep their doors open. Companies have suspended business commitments citing the force majeure clause. The resulting tension in companies is a hotbed for rising confusion and turmoil. With businesses facing imminent closure and potentially...

Author(s): Allan D. M. Bukusi  

October 2020

Journal of Economics and International Finance
The effect of monetary policy and inflation on the exchange rate: A case study of Ghana

The Ghanaian Cedi has recently experienced persistent depreciation against its major trading partners. This paper investigates the contribution of inflation and monetary policy in this persistent depreciation. The paper makes use of the Autoregressive Distributed Lag (ARDL) and Bounds test of cointegration and the Toda and Yamamoto (1995) Augmented Granger Causality test to determine the long and short-run dynamics of...

Author(s): Precious Wedaga Allor  

October 2020

Journal of Economics and International Finance
Financial sector readiness to support economic activities under COVID-19: The case of African continent

Organizational readiness for change is considered a critical precursor to the successful implementation of complex changes. Indeed, some suggest that failure to establish sufficient readiness accounts for one-half of all unsuccessful, large-scale organizational change efforts. The African economy and the world at large are at brink of economic depression as result of devastating effect of COVID-19. However, it is...

Author(s): Winful Christian Ernest, Sarpong Jnr. David and Dondjio Irenee

October 2020

International Journal of Psychology and Counselling
Loss and grief counseling as a coping mechanism of widowhood: A comparative study of widowers and widows in Meru County Kenya

Widowhood has been on increase globally and Kenya as nation is not exceptional. The state of widowhood globally has been made worse during this period of Corona Virus Disease which started in Wuhan in China in December 2019 (WHO, 2019). Losing a spouse through death is quite emotive and may affect the bereaved persons’ psychosocial wellbeing as well as coping mechanism. In Meru community of Kenya, few researches...

Author(s): Beatrice M. Mburugu

October 2020

African Journal of Environmental Science and Technology
Occurrence dynamics of nitrogen compounds in faecal sludge stabilisation ponds in the Tamale Metropolis, Ghana

Faecal sludge, with richness in soil nutrients represents an important resource for enhancing soil productivity. In this study, the occurrence dynamics of nitrogen compounds NH3, NO2- and NO3- in engineered waste stabilisation ponds in the Tamale metropolis was monitored for 5 months in the dry season. Four treatment ponds were divided into three units: Influent point, midpoint and effluent point for sampling purposes....

Author(s): Abagale Felix K., Osei Richard A. and Kranjac-Berisavljevic G.

October 2020

International Journal of Biodiversity and Conservation
Small mammal community demography and reproductive seasonality under protection, pastoralism and agriculture in the Serengeti Ecosystem, Tanzania

This work examined population demography and reproductive seasonality among small mammals under protection, pastoralism and agriculture in the Serengeti Ecosystem in 2017 and 2018. Small mammals were trapped to quantify variation in the proportions of actively breeding individuals, juvenile recruitment and adult sex ratio across land use types and seasons. Breeding peaked in the wet season, reflecting a corresponding...

Author(s): Monica Shilereyo, Flora J. Magige, Joseph O. Ogutu and Eivin Røskaft

October 2020

International Journal of Biodiversity and Conservation
Typology of cocoa-based agroforestry systems of the semi-deciduous forest zone in Togo (West Africa)

In the tropical zone, cocoa-based agroforest systems (CAFS) are considered as a mean to maintain and conserve biodiversiy. In the sub-humid zone of Togo (West Africa), agroforest plant species are key components of the landscape and agricultural lands. Cocoa and coffee agroforest systems contribute directly and indirectly to the livelihoods of an estimated one million people in Togo. Despite this fact, there is only few...

Author(s): Oyetounde DJIWA, Hodabalo PEREKI and Kudzo Atsu GUELLY

October 2020

Journal of Economics and International Finance
Assessment on the roles of information technology in improving the customer satisfaction and employee performance of commercial banks: The case of Dashen and United Bank Branches in Mizan-Aman, Southwestern Ethiopia

The study was conducted with the major objective of assessing the impact of IT on the performance of commercial banks in Ethiopia. In order to accomplish its general objective, the study attempted to evaluate the effects of IT on customer satisfaction, employee performance as well as bank revenue. The three dimensions were used as crucial indicators of the impact of IT on overall bank performance. Two cross-sectional...

Author(s): Tesfaye Woldu and Demelash Belay

October 2020

African Journal of Food Science
Proximate and phytochemical composition of selected indigenous leafy vegetables consumed in Malawi

Indigenous vegetables are very important in nutritional wellbeing of low resource rural communities especially in developing countries. Most indigenous vegetables are also believed to contain health promoting compounds such as antioxidants. In this study, nutrient composition of three commonly consumed indigenous leafy vegetables in Malawi namely Amaranth (Amaranthus species), Black jack (Bidens pilosa) and Mwamuna...

Author(s): Lesten Eliez Chisomo Chatepa and Kingsley George Masamba  

October 2020

African Journal of Food Science
Consumers’ acceptability of extruded maize-sorghum composite flours fortified with grain amaranth, baobab and orange fleshed sweet potatoes

Porridge is a popular cereal flour-based food product for children in Sub-Saharan Africa. Compositing of cereal flours to improve their nutritional composition is done. However, the enrichment of such flours with naturally nutrient-rich plant products is poorly developed. A study was conducted to evaluate the acceptability and sensory attributes of newly formulated extruded composite flours containing maize, sorghum,...

Author(s): Sanya Emmaculate, Okoth Michael Wandayi., Abong George Ooko and Mugalavai Violet Kadenyeka  

October 2020

African Journal of Food Science
Relationship of household diversity dietary score with, caloric, nutriment adequacy levels and socio-demographic factors, a case of urban poor household members of charity, Constantine, Algeria

This study was conducted to assess dietary diversity of Algerian urban poor household with household dietary diversity (HDDS) and to study its relationship with nutrient adequacy level and socio-demographic factors. A survey was followed by three 24 h dietary recalls during one year, with household’s members of charity in Constantine. Qualitative method has been realised using household dietary diversity score and...

Author(s): Hassani Lilia

October 2020

International Journal of Biodiversity and Conservation
Effect of pesticide use on weeds, pollinators and microbial activity in Nzoia Sugar Basin of Western Kenya

Diversity of flowering plants, pollinators and microbial activity was assessed in five farms of Nzoia Sugar Company and one outgrower farm in Western Kenya. The overarching study objective was to determine differences in species diversity in the sugar farms using agrochemicals and those not using. To sample flowering plants, transects were laid along sugar farms with quadrats 20 m apart. Sweep nets captured fauna flying...

Author(s): Rebecca Ngumburu Karanja, Anastasia Wairimu Muia, Catherine Kariuki,  Anastasia Njoki Ngigi Reuben Mukundi Njue and Joseph Maina Kariuki  

October 2020

African Journal of Business Management
Sovereign debt crisis and capital structure decisions of firms in GIPSI countries

This quantitative study examines the reasons for changes in the leverage levels of the firms in GIPSI countries (Greece, Ireland, Portugal, Spain, and Italy), following the development of the sovereign debt crisis that began in 2009. This research belongs to the empirical literature studying the effects on firm leverage of reduced bank credit supply caused by that crisis. For all the sample firms and for each firm...

Author(s): Oscar Domenichelli  

October 2020

African Journal of Food Science
A review of explored uses and study of nutritional potential of tamarind (Tamarindus indica L.) in Northern Ghana

Tamarind (Tamarindus indica) is increasingly becoming a commercially important underutilized tree crop worldwide. Due to its multi-purpose use and market demand the tree and its processed products are been traded in many towns and villages. Despite its potential, major setbacks are the lack of knowledge on its uses and nutritional potential within the Ghanaian context. This study reviews and exposes the beneficial...

Author(s): Chimsah F. A., Nyarko G. and Abubakari A-H.  

October 2020

Journal of Pharmacognosy and Phytotherapy
Bioactive compounds and antimicrobial potential of the roots extract of Anogeissus leiocarpa, a chewing stick used for oral care in Benin Republic

Chewing stick are still used in developing countries for oral hygiene in other to prevent oral diseases. But still, few is known about their phytochemical potential and antimicrobial activity. The present work was devoted to one of these plants used in the Republic of Benin, namely the root of Anogeissus leiocarpa. 2,2-Diphenyl-1-picrylhydrazyl (DPPH) and ferric reducing antioxidant power (FRAP) methods were used for...

Author(s): Olayé Théophile, Tchobo Fidèle Paul, Chabi Nicodème, Koudokpon Hornel, Amoussa Abou Madjid Olatoundé, Lagnika Latifou,  Alitonou Alain Guy, Avlessi Félicien and Sohounhloué Dominique  

October 2020

African Journal of Medical and Health Sciences
Prevalence and identification of fungi associated with Tinea capitis in school children of Morogoro municipality, Tanzania

Tinea capitis is one of the major common skin diseases affecting school-age children in developing countries, whose prevalence and associated fungi have not been fully investigated in these countries. This study investigated the prevalence and fungi associated with Tinea capitis infection amongst children attending selected schools in Morogoro Municipality, Tanzania. A descriptive cross-sectional study was conducted...

Author(s): Magreth E. Macha, Mariam R. Makange and Gerald Misinzo  

October 2020

African Journal of Medical and Health Sciences
Assessment of the quality of life of people living with HIV/AIDS in the city of Lubumbashi, The Democratic Republic of the Congo

Worldwide coverage of anti-retroviral treatment has extended life expectancy of people living with HIV and AIDS. The expanded survival time brings into play the patients’ quality of life, on which little data is available in the Democratic Republic of the Congo. WHOQOL-BREF questionnaire was administered to 249 patients, mostly females (65%), attending a dedicated centre for the treatment and comprehensive support...

Author(s): Manuel F. Manun’Ebo, Salvatrice Madika Masonga, Didier Mbombo Ndombe, Lay Tshiala, Choudelle Nkulu-wa-Ngoie, Willy Ibibi Ilanga and Pierre Mbang Mazono

October 2020

Journal of Metabolomics and Systems Biology
1H NMR urine metabolomics is an effective prognostic indicator in acute spinal cord injury (ASCI): A prospective case-control study

Acute spinal cord injury (ASCI) is an extremely overwhelming disease with high morbidity and mortality. Despite significant successes in understanding the pathophysiology of ASCI, little is known about limiting neurological damage and predicting recovery. Biofluid metabolomics by 1H NMR spectroscopy for metabolites quantification specific to nervous tissue injury may determine the injury and progression. This study...

Author(s): Alka Singh, Rajeshwar Nath Srivastava, Tanushri Chatterji, Suruchi Singh, Lavini Raj, Abbas Ali Mahdi, Ravindra Kumar Garg and Raja Roy  

October 2020

International Journal of Physical Sciences
River water lever sensor as river flood warning system

Senate Report recorded last 2013 show that tropical storms and floods are the principal disasters with 102 and 72 occurrences, respectively. Distinctly, flood is still one of the biggest problems of the country. Statistics shows that 31.9% of the natural disasters, which occur in the Philippines in the years 1990-2014, are attributed to flood related episodes with a mortality rate of 5.9%. The researchers seek to...

Author(s): Collenn Callanga, Carl Agustin Alegrado, Kathleen Hurano, Gwen Stefani Tenio, Paul Velarde and Clare Maristela V. Galon  

October 2020

International Journal of Physical Sciences
Optical and scanning kelvin probe microscopic characterization of sol-gel synthesized aluminum doped zinc cobalt ferrite nanoparticles

In this work, Zn1-xCoFe2AlxO4 (x=0, 0.2, 0.4, 0.6, 0.8 and 1.0) ferrites were synthesized using the sol-gel method. XRD analysis was done and confirmed the formation of spinel structure, where the particle size and lattice parameter decrease with increase of aluminum concentration. This may be attributed to a shift of the bigger Al3+ ions, from the tetrahedral to the octahedral sites, interchanging with smaller Zn2+...

Author(s): Butembu Sabastine, Osamong Gideon Akou, Kamweru Paul Kuria, Gichumbi Joel Mwangi and Ndiritu Francis,  

October 2020

International Journal of Physical Sciences
Modification of plastic tank for bio-digestion of food wastes for biogas generation for cooking foods

The anaerobic states of the modified bio-digester and potentials of the generated biogas in cooking foods were evaluated. The study adopted experimental design. Data generated were analyzed using one - way analysis of variance and independent t-test. Carbon, free fatty acid, chemical and biochemical oxygen demand decreased significantly (p<0.05) while moisture and protein contents of the wastes increased...

Author(s): Nwankwo, Chibuzo Stanley and Okoyeuzu, Chigozie Francis  

October 2020

International Journal of Physical Sciences
Preparation of MWCNT/Ba0.2Sr0.2La0.6MnO3/PANI nanocomposites and investigation of its electromagnetic properties in KU-band

The aim of this study was enhanced the absorption of electromagnetic waves by nanocomposite containing polyaniline (PANI), functionalized multi wall carbon nanotubes (MWCNTs) in the presence of magnetic Ba0.2Sr0.2La0.6MnO3 nanoparticles (NPs). At First MWCNTs was functionalized by 3:1 ratio of sulfuric and nitric acid, then functionalized MWCNTs was coated by NPs with the traditional sol-gel method. In the final step,...

Author(s): S. H. Hosseini, R. Paymanfar, T. Afshari and S. S. Hosseini  

October 2020

Journal of Economics and International Finance
Corporate governance and its effects on financial performance of banks evidence from selected private commercial banks in Ethiopia

Corporate governance is not an abstract goal but exists to serve corporate purposes by providing a structure within which stockholders, directors, and management can pursue most effectively the objectives of the corporation and thereby it maximize the financial performance of the company for its shareholders. This paper investigates and examines the corporate governance and its effects on financial performance from the...

Author(s): Kefiyalew Belachew Bayu and Dagnachew Abera Hunde  

October 2020

Journal of Economics and International Finance
Stability of money demand function in emerging Countries: Static and dynamic panel approaches

The purpose of this study is to investigate the stability of money demand function in emerging countries using the annual data over the period 1987 to 2018. The panel data was analyzed applying both static and dynamic panel models. With the static panel analysis, the random effect method is found to be an appropriate model to determine the factors that affect money demand in emerging countries. The findings of random...

Author(s): Teshome Berasso Tule  

October 2020

Journal of Pharmacognosy and Phytotherapy
Uncaria guianensis (Aubl.) J.F. Gmel. extracts reduce bronchial hyper responsiveness and inflammation in a murine model of asthma

Uncaria guianensis (Aubl.) J. F. Gmel. (“cat’s claw”, Rubiaceae) is a plant with potential to treat asthma because of its anti-inflammatory and antioxidant activities. The aim of this study was to evaluate the effects of two extracts of U. guianensis in an animal model of allergic asthma. Balb/c mice were sensitized twice with ovalbumin intraperitoneally one week apart, then challenged with intranasal...

Author(s): Leandra da Silva Zanetti, Andiamira Cagnoni Balestra, Jowanka Amorim, Fernando Silva Ramalho, Carlos Wagner de Souza Wanderley, João Paulo Mesquita Luiz, Piero Giuseppe Delprete, Ana Maria Soares Pereira, Marcos de Carvalho Borges and Fabio Carmona  

October 2020

African Journal of Biotechnology
Advancing adoption of genetically modified crops as food and feed in Africa: The case of Kenya

Genetically modified organisms (GMOs) and Genetic Engineering (GE) technology has been around since mid 1990s. Numerous successful applications of genetically modified (GM) crops have been recorded in different parts of the world. The technology has been adopted steadily in several countries with acreage under GM crops steadily increasing in many cases. Socio-economic studies show GMO adoption result in improved...

Author(s): Benard Oloo, Karim Maredia and Ruth Mbabazi

October 2020

African Journal of Plant Science
Protocol optimization for in vitro propagation of Kulfo, orange flesh sweet potato (Ipomoea batatas) variety using shoot tip culture

Conventional propagation methods of sweet potato (Ipomoea batatas L. var Kulfo) through stem cutting require large amount of propagules and large space for preparation. It has high risk of disease transmission to the next generation. In vitro propagation is the best alternative to overcome such limitations. This study was conducted to optimize protocol for in vitro propagation of Kulfo sweet potato variety using...

Author(s): Belachew Beyene, Temesgen Menamo and Gizachew Haile  

October 2020

African Journal of Biochemistry Research
Insulin resistance and specific biomarkers in blood and urine of type 2 diabetic patients with or without nephropathy in Basrah, Iraq

Diabetic nephropathy (DN) is a master cause of all surplus death-rate among type 2 diabetes mellitus (T2DM) patients with microalbuminuria. This study aimed to find effective biomarkers for early predicting of DN. Present study included 63 patients with T2DM (31 patients with DN, 32 patients without DN) and 33 healthy controls. These three groups were matched for their glucose, urea, creatinine, insulin, L-Carnitine...

Author(s): Adnan Jassim Mohammed Al-Fartosy, Nadhum Abdulnabi Awad and Sadoun Abbas Alsalimi,  

October 2020

International Journal of Nursing and Midwifery
Perineal trauma following vaginal delivery in a low-income area: A criterion-based audit

Trauma to the perineum following vaginal delivery is common and can lead to anal incontinence and pain but can be prevented by perineal support. However, the incidence and how to prevent perineal injury in sub Saharan Africa has not previously been described. The objective of the study was to assess the incidence of perineal trauma at vaginal delivery and to assess a training intervention in perineal support using a...

Author(s): Julie Mantzius, Martin Rudnicki, Ellen Skovbjerg, Eusebious Maro, Dorah Mrema, Vibeke Rasch, and Bjarke Lund Sørensen,  

October 2020

International Journal of Genetics and Molecular Biology
Notice of Retraction: Verification of single nucleotide polymorphism (SNP) markers associated with maize (Zea mays. L) streak virus resistance in early generation maize lines

The editors of the International Journal of Genetics and Molecular Biology (IJGMB) are retracting the article, “Verification of single nucleotide polymorphism (SNP) markers associated with maize (Zea mays. L) streak virus resistance in early generation maize lines” published in 2020 (Vol.12(1), pp. 36-45, February 2020). This is based on the corresponding author’s (Solomon Shibeshi) declaration of a...

Author(s): Solomon Shibeshi, V.O. Adetimirin, Lava Kumar, Menkir Abebe and Melaku Gedil

October 2020

African Journal of Pure and Applied Chemistry
Catalytic activity of using tungsten oxide with hydrogen peroxide for methyl orange degradation

In this work, a tungsten oxide nanoparticle was developed with a simple method, using tungsten powder. The orthorhombic, hexagonal and monoclinic crystalline structures obtained were characterized by X-ray diffraction, scanning electron microscopy, as well as Fourier transform infrared spectroscopy and X-ray photoelectron spectroscopy. The coupling of these tungsten oxide nano particles with hydrogen peroxide is carried...

Author(s): Séverin N’goran EROI, Aimé Serge ELLO, Donourou DIABATE, Diby Benjamin OSSONON and Jocelin Martial YAO  

October 2020

International Journal of Sociology and Anthropology
What Transformative Leaders do: Emerging Perspectives in the 21st Century

This paper examines the call for transformative leadership in the 21st century. It explores recent published articles on the subject matter in order to establish the expectations of a transformative leader. The turn of the century heralded a call for the adoption of a transformative agenda on the African continent. Nonetheless, the turbulent political, dynamic economic shifts and disruptive global events, such as posed...

Author(s): Allan D. M. Bukusi  

October 2020

Journal of Economics and International Finance
Human capital and stock market performance of some selected emerging economies

This article fills a gap of literature on the relationship between education and the stock market. We adopt the modified Calderon-Rossell model to estimate the effect of quality of human capital on Capital market. Four different techniques were used to check the robustness of the result. Of all the techniques adopted Newey-West to account for different characteristics of emerging economies turnout to be more efficient...

Author(s): Winful Christian Ernest, Sarpong Jnr. David, Hervie Dolores Mensah and Larbi Daniel

October 2020

African Journal of Business Management
Does gender diversity matter for risk-taking? Evidence from Italian financial institutions

The aim of this study is to investigate the relationship between gender diversity and the risk profile of Italian financial institutions during the period 2013 to 2019. The paper examines whether the presence of top executives has any significant effect on corporate risk-taking. A sample of 160 Italian financial institutions was analyzed and a multivariate regression model was developed considering five risk dimensions...

Author(s): Elisa Menicucci and Guido Paolucci  

October 2020

International Journal of Livestock Production
Cattle crossbreeding for sustainable milk production in the tropics

Crossbreeding has been used to improve milk production performance of local cattle in the tropics. Crossbreeding exploits additive and non-additive allele gene effects leading to improvements in lactation length, decrease in calving interval, higher milk yields and early age of calving of cows and potentially increasing producer incomes. Varying levels of success have been reported for various crossbreeding programmes...

Author(s): Richard Osei-Amponsah, Ebenezer Kwaku Asem and Frederick Yeboah Obese  

October 2020

African Journal of Agricultural Research
Cultural practices and pesticides contamination level of tomato in two gardening sites in the region of Boucle du Mouhoun, Burkina Faso

The present study consisted of evaluation of cultural practices and pesticides contamination level of tomato in some gardening sites in the region of Boucle du Mouhoun (Burkina Faso). A survey of phytosanitary practices among 30 producers was carried out at the Di and Dedougou sites. The pesticide contamination level of tomatoes collected was determined by the QuEChERS method. The survey revealed a low level of literacy...

Author(s): Abdoudramane SANOU, Kiessoun KONATE, Hemayoro SAMA, Roger DAKUYO, Kabakdé KABORE, Mamounata DIAO, Crépin Ibingou DIBALA and Mamoudou Hama DICKO  

October 2020

African Journal of Agricultural Research
Evaluation of a motorized cassava peeler with four lining materials

Cassava processing requires peeling, which is mainly done manually and not effective for large scale processing, hence, the need to mechanise the peeling process. A motorized cassava peeler with four drum and disc linings (concrete, metal, rubber and wood) was designed. The prototype was tested at three disc speeds; (250, 350 and 500 rpm) to determine peeling capacity, peel removal efficiency, and flesh loss. The...

Author(s): Ishmael Nartey Amanor and Emmanuel Yaovi Hunnuor Bobobee  

October 2020

African Journal of Agricultural Research
Comparing productivity of rice under system of rice intensification and conventional flooding: A switching regression approach

This paper examined the factors influencing rice productivity in Mwea Irrigation Scheme using the System of rice intensification (SRI) and conventional flooding (CF). Stratified sampling was used to obtain 364 smallholder rice farmers for interviewing. Data collection was done with the aid of a semi-structured questionnaire and analyzed using the Endogenous Switching regression Model (ESRM).  The results of ESRM...

Author(s): Francis K. Kaloi, Hezron N. Isaboke, Charles N. Onyari and Lucy K. Njeru  

October 2020

African Journal of Agricultural Research
Agronomic and economic evaluation of phosphate fertilizer use in maize-bean cropping systems in Western Kenya

Effects of phosphorus rate and crop arrangement on yields and economic benefits in maize-bean cropping systems were investigated for two seasons: Short rains (SR) of 2015 and long rains (LR) of 2016 in Western Kenya. A split plot design with five crop arrangements in the main plots; one row of maize and beans alternating (conventional), maize and beans planted in the same hole (SH), two rows of maize alternating with...

Author(s): Dorcus Ofuyo, Peter Opala and George Odhiambo

October 2020

Journal of Toxicology and Environmental Health Sciences
Asbestos exposure risk from ceiling and other building materials

Although much research has been conducted regarding asbestos removal and worker exposure, there are gaps in our understanding of the extent of asbestos-containing materials still present in building materials and the effectiveness of exposure controls used during the removal of these materials. We conducted a review of third party surveys and exposure assessment reports to: (1)  Evaluate the exposure levels...

Author(s): Kevin Guth, Ushang Desai, James McCluskey and Raymond Harbison  

October 2020

Journal of Mechanical Engineering Research
Peristaltic transport of a second-grade dusty fluid in a tube

These article intents to analyze the behavior of second-grade dusty fluid flowing through a flexible tube whose walls are induced by the peristaltic movement. Coupled equations for the fluid and solid particles have been modelled by considering streamline conversions. Regular perturbation technique has been implemented to get the solutions and the outcomes are demonstrated through graphs. The impact of diverse...

Author(s): H. Tariq, and A. A. Khan  

October 2020

African Journal of Food Science
Spoilage and microbial quality of crude palm oil from the North-west Region of Cameroon

In Cameroon, palm oil is extensively used in its crude form for food. The present study was carried out to access stakeholders’ perception of spoilage and the microbial quality of crude palm oil in the North-west Region of Cameroon.  A random survey was carried out on 148 stakeholders of the crude palm oil marketing channel about their perception of crude palm oil spoilage. 79 samples were collected from...

Author(s): Ngangjoh Alima Senkoh, Tatanja Niba Aziwo and Ejoh Aba Richard  

October 2020

African Journal of Agricultural Research
Leaf organic content variation of 2 durum wheat genotypes under water stress by applying phytohormone (IAA)

Water stress is the most important problem in plant growth and development. Greenhouse trial is carried out on 2 durum wheat (Triticum durum Desf) genotypes (MBB and WAHA), to evaluate the effect of water stress on the biochemical content of leaves, and the possibility of reducing this effect by applying a growth regulator Indole-3-acetic acid (IAA) by seeds soaking and foliar spraying. Water stress causes a large...

Author(s): A. Bendjama and S. Ramdani  

October 2020

African Journal of Agricultural Research
Biofortified bean genotypes under integrated soil fertility management across sub-humid agro-ecological zones of The Democratic Republic of Congo

This study was implemented to evaluate the performance of biofortified bean under different integrated soil fertility management (ISFM) options and agro-ecological conditions in Democratic Republic of Congo (DRC). A Split-plot design with eight genotypes as main factors and four ISFM options as secondary factors was carried out in eight production zones distributed across South-Kivu, North-Kivu, and Katanga provinces....

Author(s): Kanyenga L. Antoine, Kizungu V. Roger, Kasongo L. Emery, Kalonji M. Adrien and Rowland M. Chirwa  

October 2020

African Journal of Agricultural Research
Response of eight sorghum varieties to plant density and nitrogen fertilization in the Sudano-Sahelian zone in Mali

This work was conducted to study the performance of eight sorghum varieties that contrasted with intensified practices in the Sudano-Sahelian zone of Mali. Two experiments were carried out in 2018 and 2019 rainy seasons at Sotuba Agricultural Research Station in Mali. The experimental design used was a Split-split-plot with three replications and three factors including two plant densities (D1: 26666 plants ha-1 and D2:...

Author(s): Joseph Sékou B. DEMBELE, Boubacar GANO, Michel VAKSMANN, Mamoutou KOURESSY, Léonce Lamine DEMBELE, Mohamed DOUMBIA, Niaba TEME, Diaga DIOUF and Alain AUDEBERT,  

Page 3 of 1202, showing 50 records out of 60100 total, starting on record 101, ending on 150