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The structure of the Dagbani simple noun phrase
Item type: Journal Article • Journal: South African Journal of African Languages • Authors: Samuel Alhassan Issah --- Department of Gur-Gonja Education, West AfricaThis article discusses the structure of the Dagbani simple noun phrase. It is shown that, structurally, the Dagbani simple noun phrase is made up of the obligatory head noun and several optional elements. These optional elements generally follow the head... -
How could herd mobility be used to manage resources and livestock grazing in semi-arid rangeland commons?
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Igshaan Samuels --- Agricultural Research Council–Animal Production Institute, c/o Botany and Conservation Biology Department, South Africa Nicky Allsopp --- , South Africa M Timm Hoffman --- Plant Conservation Unit, Department of Biological Sciences, South AfricaPastoralists in Namaqualand, South Africa, use herd mobility to manage livestock and rangeland resources. However, their socioeconomic conditions and ecological landscapes are changing and we explore the options that are available for pastoralists to respond to these changes. This paper... -
The good shepherd: remedying the fencing syndrome
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Monique Salomon --- Farmer Support Group, South Africa Clement Cupido --- Agricultural Research Council–Animal Production Institute, c/o Department of Biodiversity and Conservation Biology, South Africa Igshaan Samuels --- Agricultural Research Council–Animal Production Institute, c/o Department of Biodiversity and Conservation Biology, South AfricaIn this paper the use of fenced grazing camps to manage the rangeland commons is challenged. A historical perspective is presented on fencing and rotational grazing in South Africa. Two case studies in KwaZulu-Natal and the Northern Cape illustrate the... -
Aligning policy with the socio-ecological dynamics of rangeland commons
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: JamesE Bennett --- Department of Geography, Environment and Disaster Management and Centre for Agroecology and Food Security, UK Monique Salomon --- Farmer Support Group, South Africa Brigid Letty --- , South Africa Igshaan Samuels --- Agricultural Research Council–Animal Production Institute, c/o Department of Biodiversity and Conservation Biology, South Africa -
A pilot study into the effects of fertilizer applied at planting on branching in Pinus patula
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: ColleenA. Carlson --- , South Africa Samuel Soko --- , South AfricaThis study aimed to investigate the effect of fertilizer applications on the early branching dynamics of trees that were fertilized with 25 g P tree.1 at planting compared to unfertilized trees. The study took place at two sites where significant... -
A pilot study on the undefined role of court interpreters in South Africa
Item type: Journal Article • Journal: Southern African Linguistics and Applied Language Studies • Authors: Samuel Lebese --- Department of Linguistics, South AfricaIn South Africa, legislation that clearly defines the role of court interpreters does not exist. Court interpreters find themselves performing tasks which should be the responsibility of other legal officials. This study considers how the lack of a clearly defined... -
Muted voices: HIV/AIDS and the young people of Burkina Faso and Senegal
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Lise Rosendal Østergaard Helle SamuelsenThis article explores the discrepancies between the vocal public discourse on HIV/AIDS and sexuality as generally encouraged by policy-makers and donor communities in Africa, and the often hushed voices of their target groups: young people in African communities. Based on... -
HIV-seroprevalence among pulmonary tuberculosis patients in a tertiary care hospital in Douala, Cameroon
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Bertrand Hugo Mbatchou Ngahane --- Douala General Hospital, Cameroon Henry Luma --- Douala General Hospital, Cameroon Yacouba Mapoure Njankouo --- Douala General Hospital, Cameroon Martine Nida --- Faculty of Medicine and Pharmaceutical Sciences, Cameroon Achu Joko --- Douala General Hospital, Cameroon Marthe Mbenoun --- Faculty of Medicine and Pharmaceutical Sciences, Cameroon Samuel Wato --- Douala General Hospital, Cameroon Albert Mouelle Sone --- Douala General Hospital, CameroonA retrospective study was carried out at Douala General Hospital, Cameroon, between July 2007 and July 2011, to determine the prevalence of HIV infection among the pulmonary tuberculosis (pTB) patients and to compare epidemiological profiles with respect to TB/HIV co-infection... -
Promoting sustainable conservation under conditions of poverty and civil strife in the Albertine Rift
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Wenceslas Gatarabirwa --- , Kenya Samuel Kanyamibwa --- , UK Tharcisse Ukizintambara --- School of Biological Sciences, UKGatarabirwa, W., Kanyamibwa, S. & Ukizintambara, T. 2000. Promoting sustainable conservation under conditions of poverty and civil strife in the Albertine Rift. Ostrich 71 (1 & 2): 33–35. -
Prevalence of enuresis in a community sample of children and adolescents referred for outpatient clinical psychological evaluation: Psychiatric comorbidities and association with intellectual functioning
Item type: Journal Article • Journal: Journal of Child & Adolescent Mental Health • Authors: SamuelT Gontkovsky --- ,Research suggests a higher prevalence of coexisting behavioural disorders, particularly Attention-Deficit Hyperactivity Disorder (ADHD), among children with enuresis in comparison to the general population. Studies generally have consisted of participants attending general paediatric medical clinics as opposed to facilities specialising... -
Responses of Eucalyptus species to fertilizer applications made at planting on granitic parent materials in the Mpumalanga and Northern Provinces of South Africa
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: ColleenA. Carlson --- , South Africa Ross Allan --- , South Africa Samuel Soko --- , South AfricaEarly research trials in South Africa have shown that Eucalyptus species generally respond positively to the addition of nutrients at planting. However, as most of these research trials were located in KwaZulu-Natal, it was important to investigate the nature ofthe... -
Infection control in anaesthesia in regional, tertiary and central hospitals in KwaZulu-Natal. Part 2: Equipment contamination
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: RA Samuel --- Department of Anaesthesiology, PD Gopalan --- Department of Anaesthesiology, Y Coovadia --- Inkosi Albert Luthuli Central Hospital, R Samuel --- Inkosi Albert Luthuli Central Hospital,Objectives: Contaminated anaesthetic equipment has been implicated in the nosocomial transmission of infection. The aim of this study was to determine the prevalence of blood (occult or visible) and/or visible organic material contamination of anaesthetic equipment deemed to be ready... -
Infection control in anaesthesia in regional, tertiary and central hospitals in KwaZulu-Natal. Part 3: Decontamination practices
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: RA Samuel --- Department of Anaesthesiology, PD Gopalan --- Department of Anaesthesiology, Y Coovadia --- Inkosi Albert Luthuli Central Hospital, R Samuel --- Inkosi Albert Luthuli Central Hospital,Background: Anaesthetic equipment is a potential vector for the transmission of disease. This study was undertaken to observe current infection control practices among anaesthetic nurses regarding the decontamination of anaesthetic equipment in regional, tertiary and central hospitals in KwaZulu-Natal. -
Infection control in anaesthesia in regional, tertiary and central hospitals in KwaZulu-Natal. Part 1: Unsafe injection practices among anaesthetists
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: RA Samuel --- Department of Anaesthesiology, PD Gopalan --- Department of Anaesthesiology, Y Coovadia --- Inkosi Albert Luthuli Central Hospital, R Samuel --- Inkosi Albert Luthuli Central Hospital,Objectives: Unsafe injection and vial usage practices, including the reuse of needles and syringes for different patients, is one of the leading causes of the iatrogenic spread of blood-borne diseases. A study was conducted to determine the prevalence of the... -
Computerised inventory management for a manufacturing industry: A case study in Nigeria
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Emmanuel Seye Owoeye --- Mechanical Engineering Department, Nigeria Samuel Babatope Adejuyigbe --- Mechanical Engineering Department, Nigeria Bukola Olalekan Bolaji --- Mechanical Engineering Department, Nigeria A.F. Adekoya --- Computer Science Department, NigeriaVarious authors have suggested that the cost of purchasing and holding inventory can account for as much as 60%–80% of the total cost of a product or service. Usually, only some of the inventory (about 10%) contributes to 70%–80% of... -
Yvette Christiansë's Oceanic Genealogies and the Colonial Archive: Castaways and Generations from Eastern Africa to the South Atlantic
Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: Meg Samuelson --- Department of English, South AfricaThis article traces tropes of dispersal and continuity in Yvette Christiansë oeuvre as it performs a genealogical enquiry through oceanic spaces and in and out of the colonial archive. Revolving respectively around St Helena and the Cape, both the poetry... -
Silence, blame and AIDS conspiracy theories among the Xhosa people in two townships in Cape Town
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Jonas Samuel Sivelä --- African Studies, Department of World Cultures, FinlandConspiratorial expressions about the origins of HIV/AIDS have been recognised as an outcome of the AIDS epidemic in South Africa. This article examines the reasons behind AIDS conspiracy theories, which include a reoccurring repertory of themes, motifs and characters. In... -
Movement ecology of five Afrotropical waterfowl species from Malawi, Mali and Nigeria
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: John Y Takekawa --- US Geological Survey, USA Shane R Heath --- US Geological Survey, USA Samuel A Iverson --- US Geological Survey, USA Nicolas Gaidet --- CIRAD, UPR AGIRs, Campus international de Baillarguet, France Julien Cappelle --- CIRAD, UPR AGIRs, Campus international de Baillarguet, France Tim Dodman --- Hundland, UK Ward Hagemeijer --- Wetlands International, The Netherlands William D Eldridge --- US Fish and Wildlife Service, USA Scott A Petrie --- Long Point Waterfowl, Canada Gregory S Yarris --- US Geological Survey, USA Shiiwua Manu --- AP Levantis Ornithological Research Institute, Nigeria Glenn H Olsen --- US Geological Survey, USA Diann J Prosser --- US Geological Survey, USA Kyle A Spragens --- US Geological Survey, USA David C Douglas --- US Geological Survey, USA Scott H Newman --- Food and Agriculture Organization of the United Nations, VietnamHabitat availability for Afrotropical waterbirds is highly dynamic with unpredictable rainfall patterns and ephemeral wetlands resulting in diverse movement strategies among different species. Movement strategies among waterfowl encompass resident, regional and intercontinental migrants, but little quantitative information exists on their... -
An assessment of the risk factors for pulmonary tuberculosis among adult patients suffering from human immunodeficiency virus attending the Wellness Clinic at Themba Hospital
Item type: Journal Article • Journal: South African Family Practice • Authors: Felix Alberto Herrera Rodriguez --- Medical Department, South Africa Samuel Onoja Agbo --- Family Medicine department, South AfricaBackground: In South Africa, the data about risk factors for pulmonary tuberculosis (PTB) is limited. Therefore, the assessment of risk factors for PTB is an important step to identify which risk factors are unique in every specific population context and... -
Factors associated with self-rated health status among university students from 26 low, middle and high income countries
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Supa Pengpid --- ASEAN Institute for Health Development, Thailand Karl Peltzer --- ASEAN Institute for Health Development, Thailand T. Alafia Samuels --- Faculty of Medical Sciences, Barbados Alexander Gasparishvili --- Lomonosov Moscow State University, RussiaThe aim of this study was to investigate self-reported health status and associated factors in low, middle and high income countries. Using anonymous questionnaires, data were collected in a cross-sectional survey from 19 811 undergraduate university students (mean age=20.8, SD=2.8)... -
Review and empirical comparison of joint mapping of multiple diseases
Item type: Journal Article • Journal: Southern African Journal of Epidemiology and Infection • Authors: Samuel Manda --- Biostatistics Unit, South African Medical Research Council, South Africa Richard Feltbower --- Centre for Epidemiology and Biostatistics, Leeds Institute of Genetics and Therapeutics, University of Leeds, United Kingdom Mark Gilthorpe --- Centre for Epidemiology and Biostatistics, Leeds Institute of Genetics and Therapeutics, University of Leeds, United KingdomThere has been a substantial amount of recent modelling work in multivariate disease-mapping models in epidemiology. These models provide information on similarities, as well as differences, on the effect of risk factors among diseases. Additionally, they can be used to... -
Epidemiology of an outbreak of cholera in a south-west state of Nigeria
Item type: Journal Article • Journal: Southern African Journal of Epidemiology and Infection • Authors: Akinola Fatiregun --- Department of Epidemiology, Nigeria Samuel Olowookere --- Department of Community Health, Elvis Isere --- Department of Epidemiology, Nigeri Adejumoke Ayede --- Department of Paediatrics, NigeriaOn 19 August 2011, 11 suspected cholera cases were reported by three private hospitals to the Disease Surveillance Unit of Ede District in Osun State, Nigeria. Diagnoses were confrmed using the cholera rapid diagnostic test kit. A feld investigation to... -
Contraceptive use and prevalence of sexually transmitted infections among women seeking termination of pregnancy at a district hospital in KwaZulu-Natal
Item type: Journal Article • Journal: Southern African Journal of Epidemiology and Infection • Authors: Samuel Muruya --- Department of Obstetrics and Gynecology, Hannah Sebitloane --- Department of Obstetrics and Gynecology,Termination of pregnancy (TOP) is one of the components of female reproductive health and rights that are freely available in South Africa within the public health system, and yet unwanted pregnancies still remain a challenge. The objectives of this study... -
Salt Tolerance of Okra (Abelmoschus EsculentusL. CV. Pusa Sawni Item type: Journal Article • Journal: East African Agricultural and Forestry Journal • Authors: Samuel N. Masih --- Botany Department, India Arun Kumar --- Botany Department, India P. Kumar --- Botany Department, India -
Feeding ecology of four livestock species under different management in a semi-arid pastoral system in South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Igshaan Samuels --- Agricultural Research Council–Animal Production Institute, Department of Biodiversity and Conservation Biology, South Africa Clement Cupido --- Agricultural Research Council–Animal Production Institute, Department of Biodiversity and Conservation Biology, South Africa Melvin B Swarts --- Agricultural Research Council–Animal Production Institute, Department of Biodiversity and Conservation Biology, South Africa Anthony R Palmer --- Agricultural Research Council–Animal Production Institute, South Africa Jamie W Paulse --- Agricultural Research Council–Animal Production Institute, Department of Biodiversity and Conservation Biology, South AfricaThe Leliefontein communal area in Namaqualand is grazed by mixed species herds that have multiple benefits for pastoralists. This study assessed how the management (herding and free-ranging) of different livestock herds affects their feeding ecology during the wet and dry... -
Aboveground biomass production of a semi-arid southern African savanna: towards a new model
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Anthony R Palmer --- Agricultural Research Council–Animal Production Institute, South Africa Igshaan Samuels --- Agricultural Research Council–Animal Production Institute, South Africa Clement Cupido --- Agricultural Research Council–Animal Production Institute, South Africa Andiswa Finca --- Agricultural Research Council–Animal Production Institute, South Africa W Fransiska Kangombe --- Department of Biological Sciences, Namibia Isa AM Yunusa --- School of Environmental and Rural Sciences, Australia Susanne Vetter --- Department of Botany, South Africa Isaac Mapaure --- Department of Biological Sciences, NamibiaFollowing a field campaign to determine the species composition, canopy cover, aboveground annual production and leaf area index (LAI) of the semi-arid savanna of north-western Namibia, we present a production model that can be used by graziers to determine the... -
A note on order one cyclotomic polynomials
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Alex Samuel Bamunoba --- Department of Mathematical Sciences, South AfricaIt is a well known fact that, if p is an odd prime, then the pth-elementary cyclotomic polynomial Φ2sp(x) has an associated p-Eisenstein polynomial . We extend this construction and show that, every order one elementary cyclotomic polynomial Φ2s pt... -
Current distribution, breeding population and habitat use of the globally threatened Grey-necked Picathartes Picathartes oreas in south-eastern Nigeria: a call for conservation action
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Fidelis Akunke Atuo --- Department of Natural Resource Ecology and Management, USA Samuel T Ivande --- AP Leventis Ornithological Research Institute (APLORI), Nigeria Zingfa J Wala --- AP Leventis Ornithological Research Institute (APLORI), Nigeria Shiiwa Manu --- AP Leventis Ornithological Research Institute (APLORI), Nigeria Timothy J O’Connell --- Department of Natural Resource Ecology and Management, USAThe Grey-necked Picathartes Picathartes oreas is a globally threatened bird species in Africa with a wild population of less than 10,000 individuals. The Nigerian population, which has been poorly studied, is restricted to the forest of Cross River. This study... -
The Birds of Ghana: an Atlas and Handbook
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Samuel Temidayo Osinubi --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, University of Cape Town, South Africa -
Workplace Family Resources and Service Performance: The Mediating Role of Work Engagement
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Samuel Aryee --- King's College London, United Kingdom Fred O. Walumbwa --- Florida International University, United States of America Hazel Gachunga --- Jomo Kenyatta University of Agriculture and Technology, Kenya Chad A. Hartnell --- Georgia State University, United States of AmericaDrawing on the Job Demands-Resources (JD-R) model, this study examined processes through which informal workplace family resources influence service performance. Our findings reveal that family supportive supervisor behavior (FSSB) and perceived organizational family support (POFS) relate to work engagement directly... -
Identification and molecular characterisation of Colletotrichum species from avocado, citrus and pawpaw in Ghana
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Joseph O Honger --- Soil and Irrigation Research Centre, School of Agriculture, College of Basic and Applied Sciences, Ghana Samuel K Offei --- Biotechnology Centre, College of Basic and Applied Sciences, Ghana Kwadwo A Oduro --- Department of Crop Science, School of Agriculture, College of Basic and Applied Sciences, Ghana George T Odamtten --- Botany Department, College of Basic and Applied Sciences, Ghana Seloame T Nyaku --- Department of Crop Science, School of Agriculture, College of Basic and Applied Sciences, GhanaOwing to previous identifications based solely on morphological characteristics, the identity of the causal agents of anthracnose disease of pawpaw and avocado in Ghana is in doubt. In addition, the pathogen has not been identified previously on citrus. In this... -
Nutrition-related cancer prevention knowledge of undergraduate students at the University of Ibadan, Nigeria
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Oluyemisi Folake Folasire --- Department of Human Nutrition, Nigeria Ayorinde Mobolanle Folasire --- Department of Radiotherapy, Nigeria Samuel Chikezie --- Department of Human Nutrition, NigeriaObjective: This study assessed the nutrition-related cancer prevention knowledge and dietary pattern of undergraduate students. -
Eradicating malnutrition in Cameroon
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Ndenkeh N. Jackson --- Department of Biomedical Sciences, Cameroon Samuel N. Cumber --- School of Nursing and Public Health, South Africa -
Effect of family-oriented interviews on family function of young persons attending the family practice clinic in Oauthc, Ile Ife, south-western Nigeria
Item type: Journal Article • Journal: South African Family Practice • Authors: Akinjide Olurotimi Ogundokun --- Obafemi Awolowo University Teaching Hospitals Complex, Nigeria Emmanuel Akintunde Abioye-Kuteyi --- Obafemi Awolowo University Teaching Hospitals Complex, Nigeria Ibrahim Sebutu Bello --- Obafemi Awolowo University Teaching Hospitals Complex, Nigeria Olanrewaju Oloyede Oyegbade --- Obafemi Awolowo University Teaching Hospitals Complex, Nigeria Samuel Aanu Olowookere --- Obafemi Awolowo University Teaching Hospitals Complex, Nigeria Akintunde Julius Olowookere --- Obafemi Awolowo University Teaching Hospitals Complex, NigeriaThe outcome of a young person’s future is affected by the support received from the family. Support that is received is related to the quality of family functioning of the young person. Family-oriented interview assesses the family of a patient... -
Varroa mites, viruses and bacteria incidences in Kenyan domesticated honeybee colonies
Item type: Journal Article • Journal: East African Agricultural and Forestry Journal • Authors: Onyango Irene Awino --- Kabete Veterinary Laboratories, Kenya Robert Skilton --- International Centre for Insect Physiology and Ecology, Kenya Shadrack Muya --- Zoology Department, Kenya Samuel Kabochi --- Kabete Veterinary Laboratories, Kenya Hellen Kutima --- Zoology Department, Kenya Muo Kasina --- National Sericulture Research Centre – Kenya Agricultural and Livestock Research Organization, KenyaVarroa mite (Varroa destructor Anderson and Trueman) is a major global threat to the western honey bee (Apis mellifera L.). The ectoparasite has been implicated in the spread of honeybee viruses. Beekeeping plays a major role in transmission of the... -
Under Five Malnutrition Crises in the Boko Haram Area of Cameroon
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Samuel Nambile Cumber --- Discipline of Public Health Medicine, Department of Nursing & Public Health, South Africa Shalom Jaila --- Under Privilege Children and Women Assistance (UPCAWA-SWEDEN), Researcher Cameroon Branch, Cameroon Bongkiynuy Nancy --- Under Privilege Children and Women Assistance (UPCAWA-SWEDEN), Researcher Cameroon Branch, Cameroon Joyce Mahlako Tsoka-Gwegweni --- Discipline of Public Health Medicine, Department of Nursing & Public Health, South AfricaBoko-Haram has increased their attacks along the Cameroon boarder in the Far North region of Cameroon since 2013. The prevalence of malnutrition in the north of Cameroon is high. Regions like the Adamawa, North and Far North regions have a... -
Equilibrium sorption isotherms of Moringa oleifera leaves at different temperatures
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Sunday Samuel Sobowale --- Department of Food Technology, Nigeria Moruf Olanrewaju Oke --- Department of Food Science and Engineering, Nigeria Lukumon Ayinde Odunmbaku --- Department of Food Technology, Nigeria Oluwafemi Ayodeji Adebo --- Department of Biotechnology and Food Technology, Faculty of Science, South AfricaAdsorption and desorption isotherms for Moringa oleifera leaves were investigated using concentrated H2SO4 solutions to vary the micro-climate over different temperatures (27, 32, 37°C) and water activity (aw) (0.1–0.8). Plots of equilibrium moisture content (EMC) against aw were used to... -
Growing common plantation tree species in Kenya for sale of carbon and wood supply: what is the best bet?
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Vincent Oeba --- African Forest Forum, c/o World Agroforestry Centre (ICRAF), Kenya Larwanou Mahamane --- African Forest Forum, c/o World Agroforestry Centre (ICRAF), Kenya Samuel CJ Otor --- Department of Environmental Sciences, School of Environmental Studies, Kenya James B Kung’u --- Department of Environmental Sciences, School of Environmental Studies, Kenya Muchiri N Mbae --- Kenya Forestry Research Institute, KenyaThe introduction of carbon finance as an incentive in forestry farming has a potential of increasing the amount of carbon sequestered. However, this has created a daunting task among investors in forestry to optimise the joint production of wood and... -
Observation of the pulse oximeter trace to estimate systolic blood pressure during spinal anaesthesia for Caesarean section: the effect of body mass index
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: T Samuel --- Department of Anaesthesia and Perioperative Medicine, South Africa D van Dyk --- Department of Anaesthesia and Perioperative Medicine, South Africa CJ Lombard --- Biostatistics Unit, South Africa RA Dyer --- Department of Anaesthesia and Perioperative Medicine, South AfricaBackground: The estimation of systolic blood pressure by disappearance and reappearance of the pulse oximeter trace during cuff inflation and deflation was compared with non-invasive blood pressure (NIBP) measurement, across the range of body mass index (BMI), during spinal anaesthesia... -
Predictors of survival among HIV-positive children on ART in Swaziland
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Patrick Shabangu --- Institute for Health Measurement, Swaziland Andy Beke --- School of Health Systems and Public Health, Faculty of Health Sciences, South Africa Samuel Manda --- South African Medical Research Council, Biostatics Unit, South Africa Nobuhle Mthethwa --- National Pediatric HIV Care & Treatment Office for Swaziland National AIDS Programme,The objective of the study was to determine predictors of survival among HIV-positive children (<15 years) in Swaziland. A retrospective cohort analysis of medical records for 4 167 children living with HIV who were initiated on antiretroviral therapy (ART) between... -
Breast cancer among women in sub-Saharan Africa: prevalence and a situational analysis
Item type: Journal Article • Journal: Southern African Journal of Gynaecological Oncology • Authors: Samuel Nambile Cumber --- Discipline of Public Health Medicine, Department of Nursing & Public Health, College of Health Sciences, South Africa Keneth Nkeh Nchanji --- Institute of Health and Biomedical Science, Cameroon Joyce Mahlako Tsoka-Gwegweni --- Discipline of Public Health Medicine, Department of Nursing & Public Health, College of Health Sciences, South AfricaBreast cancer is the most common cause of death in women worldwide. The incidence of breast cancer in sub-Saharan Africa (SSA) has been rising and yet many cases remain undetected. Studies reveal that the prevalence of breast cancer in most... -
Wrong pedogenetic assumptions: a case study of the soils developed over talc in Southern Guinea Savanna of Nigeria using clay mineralogy
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Godwin A Ajiboye --- Department of Soil Science and Land Management, Nigeria JA Ogunwale --- Department of Agronomy, Nigeria James Talbot --- K/T Geoservices Inc., USA Samuel A Mesele --- Department of Soil Science and Land Management, NigeriaIt is often assumed that ultrabasic parent material leads to the formation of soils rich in 2:1 clays and dibasic cations. However, in a tropical environment with intense weathering, this assumption may not be true. To investigate this assumption soil... -
Varied diet and opportunistic foraging in the Ethiopian Bush-crow Zavattariornis stresemanni, an Endangered generalist
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Samuel EI Jones --- School of Biological Sciences, UK Andrew J Bladon --- Department of Zoology, UK Nigel J Collar --- BirdLife International, UK Galgalo Dadacha --- Borana National Park Headquarters, Ethiopia Jarso Denge --- Borana National Park Headquarters, Ethiopia Paul F Donald --- Centre for Conservation Science, UKThe Ethiopian Bush-crow Zavattariornis stresemanni is an endangered, co-operatively breeding southern Ethiopian endemic with a remarkably restricted range (c. 6 000 km2). The species’ range was recently found to be almost perfectly predicted by an envelope of cooler, drier and... -
Modelling and performance of an automated small hybrid plant
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Samuel Ilupeju --- Discipline of Mechanical Engineering, Durban, South Africa Freddie Inambao --- Discipline of Mechanical Engineering, Durban, South Africa Yetunde Ilupeju --- Discipline of Mechanical Engineering, Durban, South Africa Taha Selim Ustun --- Electrical Engineering, Carnegie Mellon University, USASmall rivers that can generate useful quantities of electricity are freely and proportionally distributed in Africa. Thousands of potential sites are available in South Africa, capable of generating hundreds of megawatts. Small hydropower generation is not a new approach in... -
Hospital-acquired malnutrition in children at a tertiary care hospital
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Del-Rossi Sean Quadros --- Department of Paediatrics and Child Health, Kenya. Rose Kamenwa --- Department of Paediatrics and Child Health, Kenya. Samuel Akech --- Department of Paediatrics and Child Health, Kenya. William M Macharia --- Department of Paediatrics and Child Health, Kenya.Objectives: This study sought to investigate the incidence and factors associated with hospital-acquired malnutrition in children. -
Evaluating maize yield variability and gaps in two agroecologies in northern Ghana using a crop simulation model
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Dilys S MacCarthy --- Soil and Irrigation Research Centre, School of Agriculture, College of Basic and Applied Sciences, Ghana Samuel G Adiku --- Department of Soil Science, School of Agriculture, College of Basic and Applied Sciences, Ghana Bright S Freduah --- Soil and Irrigation Research Centre, School of Agriculture, College of Basic and Applied Sciences, Ghana Alpha Y Kamara --- International Institute of Tropical Agriculture, Nigeria Stephen Narh --- Soil and Irrigation Research Centre, School of Agriculture, College of Basic and Applied Sciences, Ghana Alhassan L Abdulai --- Savanna Agricultural Research Institute, GhanaThe yield gap and variability in maize under smallholder systems in two agroecologies in northern Ghana were evaluated using a decision support system for agrotechnology transfer (DSSAT). The model was used to assess (1) the potential yield of maize (YPOT),... -
Migration related malnutrition among war-instigated refugee children in the northern part of Cameroon
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Samuel Nambile Cumber --- Discipline of Public Health Medicine, Department of Nursing & Public Health, College of Health Sciences, South Africa Geraldine Sinyuy --- English Modern Letters Department, Cameroon Joyce Mahlako Tsoka-Gwegweni --- Discipline of Public Health Medicine, Department of Nursing & Public Health, College of Health Sciences, South AfricaMigration is interwoven with the problems of health and nutrition. When people migrate, they are still in need of the most basic human needs including nutrition and health care. These two again are inter-related since they affect one another. The... -
Through the lens of a herder: insights into landscape ethno-ecological knowledge on rangelands in Namaqualand
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Mogamat Igshaan Samuels --- Agricultural Research Council, South Africa Melvin Swarts --- Agricultural Research Council, South Africa Amy Schroeder --- Department of Biodiversity and Conservation Biology, South Africa Khululiwe Ntombela --- Agricultural Research Council, South Africa Clement Cupido --- Agricultural Research Council, South AfricaPastoral areas around the world, including South Africa, are resource poor and external development interventions to improve conditions have largely been unsuccessful. It has been advocated that the focus should shift from external stakeholders to local pastoralists by incorporating the... -
Emotional intelligence and personal growth initiative effects on subjective happiness among university students
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Nuworza Kugbey --- Department of Family and Community Health, School of Public Health, Ghana Ethel Akpene Atefoe --- Department of Psychological Medicine and Mental Health, School of Medicine, Ghana Nkansah Anakwah --- Department of Criminal Law and Criminology, The Netherlands Kingsley Nyarko --- Department of Teacher Education, Ghana Samuel Atindanbila --- Department of Psychology, GhanaThis study examined emotional intelligence and personal growth initiative influences on the level of subjective happiness among university students in Ghana. Two hundred and sixty undergraduate students were participants (female = 69.8%; mean age = 21.72 years, SD = 3.61... -
Avian Cognition
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Samuel Temidayo Osinubi --- FitzPatrick Institute of African Ornithology, DST-NRF Centre of Excellence, South Africa -
Religious Beliefs and Entrepreneurial Behaviors in Africa: A Case Study of the Informal Sector in Uganda
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Rebecca Namatovu --- Makerere University Business School, Uganda Samuel Dawa --- Makerere University Business School, Uganda Adeyinka Adewale --- Henley Business School, University of Reading, UK Fiona Mulira --- Makerere University Business School, UgandaReligion plays a major role in Africa’s polity and its influence on the business landscape of the continent has been acknowledged in literature. This study contributes to the discourse by investigating and explaining how religious beliefs shape entrepreneurial behaviors in... -
Deployment factors for mobile business intelligence in developing countries small and medium enterprises
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Tope Samuel Adeyelure --- Department of Informatics, South Africa Billy Mathias Kalema --- Department of Informatics, South Africa Kelvin J. Bwalya --- School of Consumer Intelligence and Information Systems, South AfricaData are more rapidly generated than they can be digested and consumed in real time due to the increased mobility and automation of activities of small and medium enterprises (SMEs). These challenges could be avoided if SMEs in developing countries... -
Consumers’ willingness to pay for safer vegetables in Tamale, Ghana
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Mensah Tawiah Cobbinah --- Department of Agricultural and Resource Economics, Faculty of Agribusiness and Communication Sciences, Ghana Samuel Arkoh Donkoh --- Department of Agricultural and Resource Economics, Faculty of Agribusiness and Communication Sciences, Ghana Isaac Gershon Kodwo Ansah --- Department of Agricultural and Resource Economics, Faculty of Agribusiness and Communication Sciences, GhanaConsumers’ concerns over misuse of agrochemicals and untreated wastewater for irrigation in vegetable production are increasing demand for safer vegetables in urban cities. Providing safer vegetables requires production methods that minimize or eliminate the associated risks. Nevertheless, these practices involve... -
The composition of the soil seedbank and its role in ecosystem dynamics and rehabilitation potential in the arid Tankwa Karoo Region, South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Manam WB Saaed --- Higher Institute of Agricultural Techniques, Libya Shayne M Jacobs --- Department of Conservation Ecology and Entomology, South Africa Mmoto L Masubelele --- Cape Research Centre, South Africa Igshaan Samuels --- Agricultural Research Council–Animal Production, c/o Department of Biodiversity and Conservation Biology, South Africa Lesego Khomo --- Department of Environmental Sciences, South Africa Yacoub M El-Barasi --- Botany Department, Faculty of Science, LibyaVery few soil seedbank studies have been conducted in South Africa, especially in arid rangelands. Insight into the soil seedbank could therefore improve assessment of rangeland dynamics and enhance rehabilitation efforts. This study aimed to characterise the soil seedbanks in... -
Pre-albumin as a marker for predicting weight loss in hospitalised children
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Del-Rossi Sean Quadros --- Department of Pediatrics and Child Health, Kenya Rose Kamenwa --- Department of Pediatrics and Child Health, Kenya Samuel Akech --- Department of Pediatrics and Child Health, Kenya William Macharia --- Department of Pediatrics and Child Health, KenyaObjectives: This study sought to determine the diagnostic utility of serum pre-albumin in predicting weight loss in hospitalised children. -
Hypogonadism and associated risk factors in male patients with type 2 diabetes mellitus attending the diabetic clinic of Tikur Anbessa Specialized Teaching Hospital, Addis Ababa, Ethiopia
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: Sisay Teka --- College of Medicine and Health Sciences, Ethiopia Samuel Kinde --- College of Health Sciences, Addis Ababa University, Ethiopia Gobena Dedefo --- College of Health Sciences, Addis Ababa University, Ethiopia Kissi Mudi --- Ethiopian Public Health Institute, Ethiopia Getahun Tarekegn --- Tikur Anbesa Specialized Teaching Hospital, EthiopiaBackground: A high prevalence of hypogonadism among men with type 2 diabetes mellitus (T2DM) has been reported worldwide. This in turn creates a substantial public health burden in terms of inadequate sexual function and potential infertility. However, the status of... -
Afro-communal virtue ethic as a foundation for environmental sustainability in Africa and beyond
Item type: Journal Article • Journal: South African Journal of Philosophy • Authors: Olusegun Steven Samuel --- Department of Philosophy, Australia Ademola Kazeem Fayemi --- Department of Philosophy, South AfricaThis paper addresses the question: Can an Afro-communal virtue ethic provide a plausible foundation for environmental sustainability? Drawing on Thaddeus Metz’s perspective and contributions to the Afro-communal ethic tradition, this paper examines the extent to which his proposal provides plausible... -
The economic cost of unreliable grid power in Nigeria
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Samuel Olowosejeje --- School of Engineering, Nigeria Paul Leahy --- School of Engineering, Republic of Ireland Alan Morrison --- Department of Electrical and Electronic Engineering, School of Engineering, Republic of IrelandThe ever-increasing demand for electrical power in Nigeria, coupled with a limited supply, have restricted the nation's socioeconomic development. The country’s policymakers, aware of this, have formulated and enacted energy development policies in recent years targeted at diversifying the current... -
A mammal survey of the Serra Jeci Mountain Range, Mozambique, with a review of records from northern Mozambique’s inselbergs
Item type: Journal Article • Journal: African Zoology • Authors: Tim van Berkel --- Biodiversity Inventory for Conservation (BINCO), Belgium Emidio Sumbane --- Natural History Museum, Praca Travessia do Zambeze, Mozambique Samuel EI Jones --- Biodiversity Inventory for Conservation (BINCO), Belgium Merlijn Jocque --- Biodiversity Inventory for Conservation (BINCO), BelgiumThe mountains of northern Mozambique have remained poorly studied biologically until recent years with surveys covering a variety of taxonomic groups highlighting their biological and conservation value. Even so, the medium and large mammal fauna remains poorly known and to... -
The impacts of season and livestock management strategy on the quality of diets selected by goats and sheep in the semi-arid rangelands of Namaqualand, South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Francuois L Müller --- Agricultural Research Council–Animal Production, South Africa M Igshaan Samuels --- Department of Biodiversity and Conservation Biology, South Africa Clement F Cupido --- Agricultural Research Council–Animal Production, South Africa Melvin BV Swarts --- Agricultural Research Council–Animal Production, South Africa Nefza M Amary --- Department of Biodiversity and Conservation Biology, South Africa Dawood Hattas --- Department of Biological Sciences, South Africa Craig Morris --- Agricultural Research Council–Animal Production, South Africa Lilburne F Cyster --- Department of Biodiversity and Conservation Biology, South Africa J Stephen Boatwright --- Department of Biodiversity and Conservation Biology, South AfricaAccess to good-quality forages is one of the major limitations to livestock production in semi-arid pastoral systems. This study aimed to determine whether there are differences in the nutritional quality of diets selected by herded and free-ranging goat and sheep... -
Inselbergs persist as islands of diversity in a heavily grazed rangeland mosaic at the nexus of three arid biomes
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Laetitia C Piers --- Department of Biodiversity and Conservation Biology, South Africa M Igshaan Samuels --- Department of Biodiversity and Conservation Biology, South Africa Mmoto L Masubelele --- Cape Research Centre, South African National Parks, South Africa Lesego Khomo --- Environmental Sciences Department, South AfricaInselbergs are regarded as ‘islands of diversity’ due to the high number of plant species present and level of endemism. They also act as natural sources of fodder for livestock and thus risk becoming homogenised in a heavily grazed rangeland... -
Trauma awareness and preparedness: Their influence on posttraumatic stress disorder development related to armed conflict experience
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Yvonne Duagani Masika --- Laboratoire de Psychologie Médicale et d’Addictologie, Belgium Christophe Leys --- Faculty of Psychology, Belgium Pierre Fossion --- Laboratoire de Psychologie Médicale et d’Addictologie, Belgium Paul Verbanck --- Laboratoire de Psychologie Médicale et d’Addictologie, Belgium Maurice Tingu Yaba Nzolameso --- Faculté de Psychologie et des Sciences de l’Education, Samuel Mampunza Ma Miezi --- Département de Psychiatrie, RDC Charles Kornreich --- Laboratoire de Psychologie Médicale et d’Addictologie, BelgiumThis study examined influences of trauma awareness and preparedness on the development of posttraumatic stress disorder (PTSD) in civilian and military personnel with exposure to the civil war. Participants were 302 people with exposure to civil war in the Democratic... -
Technology adoption typology and rice yield differentials in Ghana: Principal component analysis approach
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Franklin Nantui Mabe --- Department of Agricultural and Resource Economics, Faculty of Agribusiness and Communication Sciences, Ghana Samuel Arkoh Donkoh --- Department of Agricultural and Resource Economics, Faculty of Agribusiness and Communication Sciences, Ghana Seidu Al-Hassan --- Central Administration, GhanaThis study used primary data obtained from rice farmers in Guinea Savannah Zone (GSZ), Forest Savannah Transition Zone (FSTZ) and Coastal Savannah Zone (CSZ). Principal component analysis (PCA) was used to classify farmers into technology adopters. The study used Welch’s... -
Community beliefs, HIV stigma, and depression among adolescents living with HIV in rural Uganda
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Scholastic Ashaba --- Department of Psychiatry, Uganda Christine E Cooper-Vince --- Massachusetts General Hospital, USA Dagmar Vořechovská --- Massachusetts General Hospital, USA Godfrey Zari Rukundo --- Department of Psychiatry, Uganda Samuel Maling --- Department of Psychiatry, Uganda Dickens Akena --- Department of Psychiatry, Makerere College of Health Sciences, Uganda Alexander C Tsai --- Department of Psychiatry, UgandaThe availability of and increased access to antiretroviral therapy (ART) has significantly reduced the morbidity and mortality associated with HIV. As a result, perinatally infected youth are increasingly able to reach adolescence. There is limited information about the psychosocial challenges... -
“Do unto others what you want … ”: Reciprocity and childcare in the Kumasi metropolis of Ghana
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Samuel Asiedu Owusu --- Directorate of Research, Innovation and Consultancy, GhanaThis exploratory study aimed to assess reciprocity qualities in childcare and likely influences on child health outcomes. Informants were 83 child caregivers from the Kumasi metropolis of Ghana. Of these, 56 individual maternal (n = 28) and non-maternal child caregivers (n = 28) completed... -
The avifauna, conservation and biogeography of the Njesi Highlands in northern Mozambique, with a review of the country’s Afromontane birdlife
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Samuel EI Jones --- School of Biological Sciences, United Kingdom Gabriel A Jamie --- Biodiversity Inventory for Conservation, Belgium Emidio Sumbane --- Biodiversity Inventory for Conservation, Belgium Merlijn Jocque --- Biodiversity Inventory for Conservation, BelgiumNorthern Mozambique’s ‘sky-island’ mountains have become increasingly recognised for their Afromontane birdlife. Despite growing ornithological coverage, however, several Mozambican mountains remain poorly known. We present results from a three-week survey of three such mountains: the Njesi Plateau, Mount Chitagal and... -
Levels and determinants of HIV testing uptake among Ghanaian men
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Samuel H Nyarko --- Department of Demography, College of Public Policy, USA Corey Sparks --- Department of Demography, College of Public Policy, USAThe uptake of HIV testing has always been found to be lower among men compared with women in many developing countries. The aim of this study was to ascertain the level and determinants of HIV testing uptake among men aged... -
Regional efficiency disparities in rural and community banks in Ghana: A data envelopment analysis
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Joy Say --- , China Hongjiang Zhao --- , China Francisca Sena Agbenyegah --- , Ghana Angela Abena Nusenu --- , China Evans Asante Boadi --- , China Samuel Morkporkpor Egbadewoe --- , USAThis study measured the level of rural and community banks’ (RCBs) efficiency in Ghana to ascertain whether there were regional disparities in the levels of efficiency using Charnes-Cooper-Rhodes (CCR) and Barker-Charnes-Cooper (BCC) models. We collected data from 127 banks over... -
Effect of land terracing on soil physical properties across slope positions and profile depths in medium and high altitude regions of Rwanda
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Aloys Fashaho --- , Rwanda George M Ndegwa --- , Rwanda Joyce J Lelei --- , Kenya Amos O Musandu --- , Kenya Samuel M Mwonga --- , KenyaAlthough land terracing is promoted as a management practice for effective soil conservation in hilly areas, construction of terraces causes changes in soil properties. This study evaluated the effect of land terracing on some soil physical properties across slope positions... -
Addressing community-level stigma toward key populations: communication insights from action research in Ghana
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Warren Parker --- , USA Joan Schubert --- , Ghana Serwaa Owusu-Ansah --- , Ghana Kwadwo Asante-Afari --- , Ghana Samuel Edem Assisi --- , Ghana Emmauel D Adiku --- , Ghana Thad Pennas --- , USA Saul Evans Williams --- , GhanaBackground: Global HIV response emphasises improving the uptake of HIV testing, providing access to antiretroviral therapy and sustaining viral suppression with a view to curtailing the pandemic by 2030. Stigma and discrimination impede this response by limiting engagement with the... -
Changes in pastoral mobility in a semi-arid montane region of South Africa: The role of policy and legislation
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: M Igshaan Samuels --- , South Africa Nicky Allsopp --- , South Africa M Timm Hoffman --- , South AfricaLegislation and policy are key tools used by governments to change the socio-economic and political landscape of agrarian systems with consequences for mobile pastoralism. This study used the social-ecological systems framework to examine how pastoral mobility in the semi-arid, montane... -
The performance implications of strategic responses of SMEs to the covid-19 pandemic: Evidence from an African economy
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Suzzie Owiredua Aidoo --- , Ghana Ahmed Agyapong --- , Ghana Moses Acquaah --- , USA Samuel Yaw Akomea --- , GhanaHow does the use of adaptive resilience (perseverance and retrenchment) as a strategic response influence the performance of SMEs during catastrophic events such as the COVID-19 pandemic? This study examines how adaptive resilience in the form of perseverance and retrenchment... -
Social capital and project management success in a developing country environment: Mediating role of knowledge management
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Kwasi Amoako-Gyampah --- , USA Moses Acquaah --- , USA Ebenezer Adaku --- , Ghana Samuel Famiyeh --- , GhanaDespite significant investments in projects by organizations, governments, and international development agencies in developing countries, many of the projects have failed and continue to fail due to budget overruns, inability to complete projects on time, and poor-quality outcomes. We draw... -
Walking with herders: following into the multispecies classroom
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: William Ellis --- , South Africa Clement Cupido --- , South Africa Mogamat Igshaan Samuels --- , South AfricaThe recently developed walking ethnography, or go-along method, to study pastoralists in a participatory manner provides data that the usual sit-down interview is unable to realise, not least because it shifts the power dynamic between researcher and researched. The herder’s... -
Overview of field-testing of the revised, draft South African Paediatric Food-Based Dietary Guidelines amongst mothers/caregivers of children aged 0–5 years in the Western Cape and Mpumalanga, South Africa
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: LM du Plessis --- , South Africa LC Daniels --- , South Africa HE Koornhof --- , South Africa S Samuels --- , South Africa I Möller --- , South Africa S Röhrs --- , South AfricaBackground: This paper provides an overview of a series of studies undertaken to assess the appropriateness and understanding of the revised, draft South African Paediatric Food-Based Dietary Guidelines (SA-PFBDGs) amongst mothers/caregivers of children aged 0–5 years. Previous exposure to guidelines... -
Nutritional quality of Calobota sericea fodders. A preliminary assessment
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Francuois L Müller --- , South Africa Clement F Cupido --- , South Africa M Igshaan Samuels --- , South AfricaThis study aimed to provide preliminary information regarding the nutritional quality of Calobota sericea, a preferred perennial legume forage species from the water-limited rangelands of South Africa. Calobota sericea plant samples were collected from the Namaqualand rangelands in the wet... -
Influence of phosphorus fertiliser blends on grain yield, nutrient concentration, and profitability of soyabeans in the southern Guinea Savannah of Ghana
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Samuel Adjei-Nsiah --- , Ghana John K Ahiakpa --- , Ghana Kwesi Gyan --- , Ghana Fred Kanampiu --- , KenyaWe conducted on-farm trials in the southern Guinea savannah of Ghana in 2016 and 2017 to evaluate soyabean response to three fertiliser blends to guide farmers towards profitable adoption of appropriate phosphorus fertiliser blend for improved soyabean production. Old Yara... -
Effect of livestock farmers’ access to formal markets on marketing inefficiency in Mpumalanga province, South Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Malika Sehar --- , South Africa Abayomi Samuel Oyekale --- , South AfricaLivestock production is the primary source of livelihood for most farmers in Mpumalanga province. Small-scale farmers in the province are facing many challenges in the course of marketing livestock. These challenges have also hindered their efforts at improving their livelihood... -
A strategy to enhance consumer trust in the adoption of mobile banking applications
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Theo Tsokota --- , Zimbabwe Samuel Musungwini --- , Zimbabwe Amanda Mutembedza --- , ZimbabweDespite the popularity of mobile banking applications among banks and a phenomenal increase in Commercial Bank of Zimbabwe (CBZ) customer base of 206.6% since 2009, uptake of mobile banking applications has remained deplorably low with CBZ Touch mobile application recording... -
Strengthening intermediaries in the National System of Innovation (NSI): Case of the South African Council for Natural Scientific Professions
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Bongiwe Mncwango --- , South Africa Samuel Fongwa --- , South AfricaThis paper uses the National System of Innovation (NSI) framework to interrogate the role of professional organizations as intermediaries within the South African NSI. Using the case of the South African Council for Natural Scientific Professions (SACNASP), we explore the... -
Structural assemblages of plant species in the Owabi Ramsar Wetland in the Ashanti Region of Ghana
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Collins A Nsor --- , Ghana Rockson Acolatse --- , Ghana John N Mensah --- , Ghana Samuel K Oppong --- , Ghana Daniel Dompreh --- , Ghana Louis Addai-Wireko --- , GhanaAnthropogenic activities as predictors of species assemblages in the Owabi Ramsar Wetland were investigated between May and September 2019. Data were collected in 154 plots at five different sites. The prevalence index method was used to categorise the species into... -
Changes in social dominance in a group of subadult white rhinoceroses (Ceratotherium simum) after dehorning
Item type: Journal Article • Journal: African Zoology • Authors: Samuel G Penny --- , United Kingdom Maxim Withey --- , United Kingdom Rachel L White --- , United Kingdom Dawn M Scott --- , United Kingdom Lynne MacTavish --- , United Kingdom Angelo P Pernetta --- , United KingdomIn many social species physical attributes correlate with dominance rankings and influence the outcomes of dyadic interactions. We investigated the processes that affect white rhinoceros’ social behaviour in response to a reduction in horn size asymmetries within a group of... -
An assessment of postharvest losses to support innovation in the egg value chain in Ghana
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Evelyn Philomina Mensah --- , Ghana Richard Kwasi Bannor --- , Ghana Helena Oppong-Kyeremeh --- , Ghana Samuel Kwabena Chaa Kyire --- , GhanaThe study sought to examine the postharvest losses along the egg value chain in the Bono Region of Ghana. Objectively, the study sought to quantify losses incurred by value-chain actors of egg production, determine the factors that influence the losses... -
Social entrepreneurs’ use of spatial bricolage to create frugal innovation in a divided urban setting
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Susanne Nilsson --- KTH Royal Institute of Technology, Stockholm, Sweden Mikael Samuelsson --- University of Cape Town, South Africa Camille Meyer --- University of Cape Town, South AfricaThis study examines how social entrepreneurs mobilize resources to innovate in divided urban settings. Over a period of two years, we followed four social start-up entrepreneurs in the city of Cape Town, South Africa, characterized by some of the highest... -
Forage legumes from the Mediterranean Fynbos biome of South Africa with potential for domestication: slope aspect affects tissue fibre and mineral composition
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Samson BM Chimphango --- , South Africa Luke H Gallant --- , South Africa M Igshaan Samuels --- , South Africa Odette E Curtis-Scott --- , South Africa A Muthama Muasya --- , South Africa Clement Cupido --- , South Africa James S Boatwright --- , South Africa John Howieson --- , AustraliaFabaceae plants contribute greatly to a high quality of pasture in rangelands, because of high levels of protein in their tissues. Despite this established importance, only a few southern African legumes have been evaluated for nutritional value and domestication. The... -
Yield, nutritional composition, and consumer acceptability of sweetpotato cultivars cultivated with soil amendments in the Middleveld of Eswatini
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Samuel Kofi Tutu --- , Eswatini Henry R Mloza Banda --- , Eswatini Cinisani Tfwala --- , EswatiniUncertainties about the effects of nutrient amendment on the culinary attributes of sweetpotato have limited fertiliser use in Eswatini. The study was carried out at a moist and dry location of Eswatini to investigate the culinary and nutritional attributes of... -
Do government agricultural policies affect production and export of cocoa in Ghana?
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Hadrat Yusif --- , Ghana Emmanuel Nii Oseku Ntreh --- , Ghana Daniel Sakyi --- , Ghana Samuel Tawiah Baidoo --- , GhanaThe contributions of the agricultural sector to economic growth of developing countries of which Ghana is no exception cannot be overemphasized. Despite the sector being the mainstay of the Ghanaian economy, it is still confronted with several challenges. As a... -
Social capital and firm performance nexus: The role of new product development capability and environmental dynamism in an emerging economy
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Patrick Awusak Akanpaaba --- , Ghana Ahmed Agyapong --- , Ghana Henry Kofi Mensah --- , Ghana Samuel Yaw Akomea --- , GhanaThis paper seeks to examine the argument that the social capital and market performance link is more pronounced when it is channelled through the new product development capability of the firm. The study further argues that the indirect effect of... -
Genetic and morphological variation of Woodland Kingfisher Halcyon senegalensis reveals cryptic mitochondrial lineages and patterns of mitochondrial–nuclear discordance
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Monica Mwale --- South African National Biodiversity Institute (SANBI), South Africa Desiré L Dalton --- South African National Biodiversity Institute (SANBI), South Africa Anna S Kropff --- South African National Biodiversity Institute (SANBI), South Africa Kim Labuschagne --- South African National Biodiversity Institute (SANBI), South Africa Isa-Rita Russo --- Cardiff University, United Kingdom Samuel T Osinubi --- University of Cape Town, South AfricaThe Woodland Kingfisher Halcyon senegalensis is widely distributed throughout sub-Saharan Africa and occupies a wide variety of woodland and savannah habitat. Thus far, three subspecies have been described based on morphological variation. In the present study, using western, eastern and... -
Population trends of resident and migrant West African bird species monitored over an 18-year period in central Nigeria
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Joy Akpanta Ishong --- AP Leventis Ornithological Research Institute, Nigeria Joseph K Afrifa --- AP Leventis Ornithological Research Institute, Nigeria Soladoye B Iwajomo --- AP Leventis Ornithological Research Institute, Nigeria Justus P Deikumah --- AP Leventis Ornithological Research Institute, Nigeria Samuel T Ivande --- AP Leventis Ornithological Research Institute, Nigeria Will Cresswell --- AP Leventis Ornithological Research Institute, NigeriaAlmost no systematic monitoring of bird population trends occurs in West Africa, despite rapid human population increase, habitat change, and climate change, making conservation planning problematic. We monitored bird population trends using constant-effort mist netting, in a newly protected area... -
Aspects of the nonbreeding ecology of the Tree Pipit Anthus trivialis in and around Amurum Forest Reserve, Jos Plateau, Nigeria
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Taiwo A Adams --- University of Jos Biological Conservatory, Nigeria Samuel T Ivande --- University of Jos Biological Conservatory, Nigeria Mark Wilson --- , United KingdomTo advance our knowledge about the nonbreeding ecology of the Tree Pipit Anthus trivialis, this study investigated its population dynamics, habitat utilisation and foraging behaviour, from October to December 2018, in and around the Amurum Forest Reserve, located in the... -
African–Eurasian birds: our birds, their birds, or OUR birds?
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Samuel Temidayo Osinubi --- University of Cape Town, South Africa -
Understanding the impact of the digital divide on South African students in higher educational institutions
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Samuel T. Faloye --- University of KwaZulu-Natal, South Africa Nurudeen Ajayi --- University of Johannesburg, South AfricaThe integration of technology into educational systems has brought about changes in the style of teaching and learning. Nowadays, educational institutions are adopting technologies such as computers, and the Internet to enhance teaching and learning activities. However, the use of... -
A guiding framework for enhancing database security in state-owned universities in Zimbabwe
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Zorodzai Magura --- Midlands State University, Zimbabwe Tinashe Gwendolyn Zhou --- Midlands State University, Zimbabwe Samuel Musungwini --- Midlands State University, ZimbabweThis study sought to design a framework to enhance database security in state-owned universities. Database security has been a cause for concern for state-owned universities following many reported cases of state-owned universities that were repeatedly hacked locally and the fact... -
For the common good: Measuring residents' efforts to protect their community from drug- and sex-related harm
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Pedro Mateu-Gelabert --- NDRI, Inc., USA Melissa Bolyard --- Emory University, USA Carey Maslow --- New York City Department of Health and Mental Hygiene, Milagros Sandoval --- NDRI, Inc., USA Peter Flom --- BrainScope, Samuel R Friedman --- NDRI, Inc., USAPeople in high-risk neighbourhoods try to protect their friends, neighbours, relatives and others from the social and physical risks associated with sex and drug use. This paper develops and validates a community-grounded questionnaire to measure such ‘intravention’ (health-directed efforts to... -
Social and cultural aspects of HIV and AIDS in West Africa: A narrative review of qualitative research
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Helle Samuelsen [d133e18] Ole Norgaard Lise Rosendal OstergaardWith the increasing focus on the role of social aspects of the HIV epidemic in sub-Saharan Africa, the need for an overview of existing research dealing with such issues has become more urgent. The objective of this article is to... -
Perception of HIV/AIDS among the Igbo of Anambra State, Nigeria
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Caroline Okumdi Muoghalu [d353e19] Samuel Ayodele JegedePerception is fundamental in the fight against stigmatization of people living with HIV/AIDS (PLHIV). Perception generally influences discriminatory attitudes towards PLHIV which exacerbates their problems and quickens the degeneration of the disease from HIV to AIDS. This study examined the... -
With a powerful God, all things are possible: A compensatory control account of occupational aspirations among overqualified policemen
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Adeola Samuel Adebusuyi --- Nigeria Police Academy, Kano, NigeriaResearch has found occupational aspirations to lead to several positive career and employment outcomes in contexts of high personal agency. However, an investigation into occupational aspirations in contexts of high uncertainty is lacking in the literature. To fill this gap,... -
Implications of the breakdown in the indigenous knowledge system for rangeland management and policy: a case study from the Eastern Cape in South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Andiswa Finca --- , South Africa Suzanne Linnane --- Dundalk Institute of Technology, Ireland Jill Slinger --- Delft University of Technology, The Netherlands David Getty --- Dundalk Institute of Technology, Ireland M Igshaan Samuels --- University of Western Cape, South AfricaCommunal rangelands in South Africa are generally perceived as overgrazed owing to complexities in their histories and collective utilisation which often leads to improper management. A suitable solution has not been found in land management policies because local people’s contexts... -
Transhumance pastoralism in West Africa – its importance, policies and challenges
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Eric Cofie Timpong-Jones --- Livestock and Poultry Research Centre (LIPREC), University of Ghana, Ghana Igshaan Samuels --- University of the Western Cape, South Africa Felix Owusu Sarkwa --- Livestock and Poultry Research Centre (LIPREC), University of Ghana, Ghana Kwame Oppong-Anane --- Oporhu Agricultural and Rural Development Consultancy Ltd, Ghana Ayodele Oluwakemi Majekodumni --- Food and Agriculture Organization of the United Nations (FAO), NigeriaThe Economic Community of West African States (ECOWAS) recognises transhumance pastoralism as a beneficial livestock production system that can contribute to food security together with economic and political stability. Thus, the subregional bloc put together the ECOWAS Protocol on Transhumance... -
African Rangelands and Pastoralism in a changing continent: Perspectives and Opportunities
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: M Igshaan Samuels --- University of the Western Cape, South Africa Anthony Egeru --- Makerere University, Uganda Prisca Mugabe --- University of Zimbabwe, Zimbabwe -
Multi-generational workforce job retention: Coping strategy influences among South African engineers
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Samantha Samuel --- University of South Africa, South Africa Nadia Ferreira --- University of South Africa, South AfricaThis study investigated the relationship between generational cohorts and job retention as influenced by coping strategies. Participants were a convenience sample of 151 full-time South African engineers (Generation X: 1961 to 1980 = 47.7%; white = 66.9%; male = 89.4%)... -
Core self-evaluations and job embeddedness: Influences on career adaptability and work engagement in Nigerian public sector employees
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Cornelius O. Okorie --- Alex Ekwueme Federal University, Nigeria Felix M. Nwankwo --- Alex Ekwueme Federal University, Nigeria Harrison O. Iwuala --- Alex Ekwueme Federal University, Nigeria Moses O. Agudiegwu --- Alex Ekwueme Federal University, Nigeria Samuel O. Nnadi --- Alex Ekwueme Federal University, Nigeria Joseph O. Nkwede --- Ebonyi State University, Nigeria Charles K. Nwachukwu --- Alex Ekwueme Federal University, Nigeria Christopher C. Arua --- Alex Ekwueme Federal University, Nigeria Kenneth T. Osuebi --- Alex Ekwueme Federal University, Nigeria Ernest N. Ejem --- Alex Ekwueme Federal University, Nigeria Emmanuel S. Chigbata --- Alex Ekwueme Federal University, NigeriaThis study examined the mediation effect of job embeddedness and the moderating effect of core self-evaluation in the relationship between career adaptability and work engagement among a sample of 387 employees of 12 local government areas of Nigeria (female =... -
Precision agriculture and the prospects of space strategy for food security in Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Lere Amusan --- North West University, South Africa Samuel Oyewole --- North West University, South AfricaPrecision agriculture generally refers to the methods of crop, livestock and fish farming that are meant to eliminate or minimize uncertainty and maximize products with relative accuracy that matches predetermined expectations. Amidst these, the relevance of space assets such as... -
Morphological and physiological responses of Calobota sericea plants subjected to water limitation and subsequent rewatering
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Francuois Müller --- Agricultural Research Council – Animal Production: Range and Forage Sciences, South Africa Lincoln Raitt --- University of the Western Cape, South Africa Lilburne Cyster --- University of the Western Cape, South Africa Samson Chimphango --- University of Cape Town, South Africa M Igshaan Samuels --- Agricultural Research Council – Animal Production: Range and Forage Sciences, South Africa Clement Cupido --- Agricultural Research Council – Animal Production: Range and Forage Sciences, South Africa J Stephen Boatwright --- University of the Western Cape, South AfricaCalobota sericea is a native legume of South Africa, confined to the water-limited rangelands, and it has recently been prioritised for additional characterisation regarding its pasture potential. In this study, we examined the growth characteristics of C. sericea under glasshouse... -
Employee turnover intention: The predictive role of work-related burnout and psychosocial climate among university workers
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Michael Afari Baidoo --- University of Education, Ghana Edward Wilson Ansah --- University of Cape Coast, Ghana Samuel Essien-Baidoo --- University of Cape Coast, GhanaThis study aimed to investigate the extent to which work-related burnout and psychosocial environment predicted intention to leave employment. This cross-sectional survey sampled 1 222 Ghanaian university employees (females = 37.1%; age range = 18 to above 60 years; mean... -
Nutritional quality of Calobota sericea fodders harvested at different phenological stages – opportunities for inclusion in fodder flow programs for extensive livestock farmers
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Ethan A Britz --- , South Africa Lilburne F Cyster --- University of the Western Cape, South Africa Clement F Cupido --- , South Africa M Igshaan Samuels --- , South Africa Thamsanqa DE Mpanza --- , South Africa Francuois L Müller --- , South AfricaCalobota sericea (Thunb.) Boatwr. & B.-E.van Wyk (Fabaceae) is a native legume from the semi-arid rangelands of South Africa. The species has been prioritised as a forage for water-limited agro-ecological areas. No information regarding the nutritional quality of C. sericea... -
Predictive modelling to determine the attainable moisture content of Alstonia boonei wood using a solar kiln dryer
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Joy Aduralere Ogunsuyi --- Federal University of Technology Akure (FUTA), Nigeria Jacob Mayowa Owoyemi --- Federal University of Technology Akure (FUTA), Nigeria Olusola Samuel Makinde --- Federal University of Technology Akure (FUTA), NigeriaModelling of wood drying is important for predicting the performance and efficiency of solar dryers and to optimise the drying process during each season of the year. The attainable moisture content (MC) of Alstonia boonei wood was studied when dried... -
Assessment of genetic and morphological differentiation among populations of the Diederik Cuckoo Chrysococcyx caprius
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Rae M Smith --- South African National Biodiversity Institute (SANBI), South Africa Desiré L Dalton --- South African National Biodiversity Institute (SANBI), South Africa Monica Mwale --- South African National Biodiversity Institute (SANBI), South Africa Lisa J Nupen --- South African National Biodiversity Institute (SANBI), South Africa Chantelle Pretorius --- South African National Biodiversity Institute (SANBI), South Africa Jamie Bojko --- Teesside University, United Kingdom Kim Labuschagne --- South African National Biodiversity Institute (SANBI), South Africa Isa-Rita M Russo --- Cardiff University, United Kingdom Samuel T Osinubi --- FitzPatrick Institute of African Ornithology, University of Cape Town, South AfricaThe Diederik Cuckoo Chrysococcyx caprius is an African species widely distributed south of the Sahara, which migrates seasonally between breeding and nonbreeding sites. It is currently unknown whether the species consists of a single panmictic population or if it is... -
Chinese foreign direct investment and business start-ups in Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Philip Akrofi Atitianti --- Africa Research Centre, Xiamen, People’s Republic of China Samuel Kofi Asiamah --- University of Education, GhanaIn recent decades, Chinese FDI has become an integral investment source for African countries and has, therefore, engendered studies seeking to understand the determinants of these flows. In a quest to identify the factors that stimulate these flows, this paper... -
Workplace factors that influence creativity and innovation in micro and small scale enterprises: Enterprise level analysis
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Samuel Godadaw Ayinaddis --- Woldia University, EthiopiaThis study examines the influence of workplace factors on creativity and innovation in micro and small enterprises (MSEs). The study is based on the componential model of organizational creativity to confirm the determinants of creativity of MSEs in the workplace... -
The Artistry of Bheki Mseleku
Item type: Journal Article • Journal: Journal of the Musical Arts in Africa • Authors: Samuel Boateng --- University of Pittsburgh, -
The effect of e-government development indices (EGDI) on corruption perception index in sub-Sahara Africa: A panel data analysis
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Chima Paul --- University of Abuja, Nigeria Samuel Olorunfemi Adams --- University of Abuja, NigeriaThe study aims to examine the impact of e-government development indices on the corruption perception index (CPI) using cross-sectional data covering the period 2012–2020. To achieve the objective of the study, the E-Government Development Index (EGDI), which comprises the Online... -
Nutrient uptake and yield response of wheat (Triticum spp.) to different fertiliser applications in Ethiopia
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Shimbahri Mesfin --- Land Resource Management and Environmental Protection, Mekelle University, Ethiopia Mitiku Haile --- Land Resource Management and Environmental Protection, Mekelle University, Ethiopia Girmay Gebresamuel --- Land Resource Management and Environmental Protection, Mekelle University, Ethiopia Amanuel Zenebe --- Land Resource Management and Environmental Protection, Mekelle University, Ethiopia Abera Gebre --- Soil Resource and Watershed Management, Aksum University, Ethiopia Christy van Beek --- Wageningen University and Research Centre, the NetherlandsIn northern Ethiopia, the persistently low crop yield is often attributed to inadequate soil fertility and inappropriate fertiliser recommendations. This study employed the Quantitative Evaluation of the Fertility of Tropical Soils (QUEFTS) model for site-specific fertiliser recommendations to enhance wheat... -
Perceived effects of COVID-19 on smallholder farmers’ agricultural production practices in Ethiopia
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Asrat Mulat Asegie --- Wollo University, Ethiopia Samuel Tadesse Adisalem --- Wollo University, Ethiopia Amogne Asfaw Eshetu --- Wollo University, EthiopiaThis study analyzed the perceived effects of COVID-19 on smallholder farmers’ agricultural production practices in the South Wollo and Oromo Administrative Zones of Ethiopia. Data were collected from 270 randomly selected respondents from September 5 to October 10, 2020. Data... -
Zoning the occurrence of
Thyrinteina arnobia in eucalypts and its relationship with the spectral behaviour of canopies and soil attributesItem type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Caíque Carvalho Medauar --- , Brazil Samuel de Assis Silva --- , Brazil Luis Carlos Cirilo Carvalho --- State University of Santa Cruz, Brazil Willian Bucker Moraes --- Federal University of Espírito Santo, Brazil Marcus Vinicius Masson --- State University of Paulista, Brazil Ricardo Previdente Martins --- , Brazil Sidinei Dallacort --- , Brazil João Mendes Cicarini Hott --- Federal University of Espírito Santo, BrazilThis study aimed to outline areas at risk of the occurrence of eucalypt defoliator caterpillars and their relationship with variations in the spectral behaviour of canopies and soil attributes. The study was conducted in three eucalypt plantation areas of the... -
Difference in acoustic responses to urbanisation in two African passerines
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Dickson Anobie Matthew --- AP Leventis Ornithological Research Institute (APLORI), Nigeria Samuel Tertse Ivande --- AP Leventis Ornithological Research Institute (APLORI), Nigeria Ulf Ottosson --- AP Leventis Ornithological Research Institute (APLORI), Nigeria Samuel Temidayo Osinubi --- University of Cape Town, South AfricaModification of ecosystems as a consequence of urbanisation alters natural habitat structures and soundscapes, creating constraints for vocal communication in animals. Birds are able to adjust their vocalisation to the prevailing acoustic features of their habitat. As such, their sounds... -
Debt financing and growth of Ghanaian family-owned businesses: The dual role of family values
Item type: Journal Article • Journal: Africa Journal of Management • Authors: J. K. Dartey --- Doctorate Division, Nobel International Business School, Ghana J. Okeniyi --- Creative Enterprise Department, School of Business and Creative Industry, University of West of Scotland, UK S. E. Samuel --- School of Business, Law and Social Sciences, Abertay University, UK E. Peregrino-Dartey --- Business Administration, Walden University, USA C. Cobblah --- Doctorate Division, Nobel International Business School, GhanaThis study investigates how family values can create finance and growth challenges for family-owned businesses in emerging economies. Specifically, it explores the interplay between family values, debt financing, and firm growth, while also considering the moderating role of self-enhancement and... -
Linking resource mobilization approaches and venture performance in highly resource-constrained environments
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Abiodun Samuel Adegbile --- Birmingham City University, The Curzon Building, United Kingdom Tahiru Azaaviele Liedong --- University of Bath, United Kingdom Heinz-Theo Wagner --- , GermanyDrawing on resource orchestration and social network theories, this study examines the relationships between bricolage, optimization, and new venture performance. We argue that optimization (i.e. standard application of resources acquired from resource markets) increases performance whereas bricolage (i.e. improvisation and... -
South African court interpreters’ perceptions of the phenomenon of interpreting
Item type: Journal Article • Journal: Southern African Linguistics and Applied Language Studies • Authors: Samuel Joseph Lebese --- University of South Africa, South Africa Ketiwe Ndhlovu --- Rhodes University, South AfricaIt is difficult to define the complex phenomenon of interpreting as scholars conceptualise it in various ways, leading to different definitions. This may impact negatively on the performance of interpreters because they may understand their role differently, and as a... -
Biological suppression of sugarcane smut through native Trichoderma isolates increased sugarcane yield at Wonji, Ethiopia
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Samuel Tegene --- Ethiopian Sugar Corporation, Ethiopia Habtamu Terefe --- Haramaya University, Ethiopia Esayas Tena --- Ethiopian Sugar Corporation, Ethiopia Mashilla Dejene --- Haramaya University, Ethiopia Girma Tegegn --- Ethiopian Institute of Agricultural Research, Ethiopia Amare Ayalew --- Partnership for Aflatoxin Control in Africa (PACA), EthiopiaSmut disease is identified as the main constraint in the cultivation of sugarcane in Ethiopia. Although the country has employed a range of management strategies, none of them have resulted in ecologically safe and sustainable control. The use of Trichoderma... -
Influence of spatio-temporal variations in precipitation and temperature on the productivity of Eastern Lake Kyoga, Uganda
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: John Peter Obubu --- African Centre of Excellence for Water Management, Addis Ababa University, Ethiopia Robinson Odong --- Entomology and Fisheries Sciences, Makerere University, Uganda Seyoum Mengistou --- African Centre of Excellence for Water Management, Addis Ababa University, Ethiopia Tadesse Fetahi --- African Centre of Excellence for Water Management, Addis Ababa University, Ethiopia Tena Alamerew --- Ethiopian Institute of Water Resource, Addis Ababa University, Ethiopia Ekwacu Samuel --- Uganda National Meteorological Authority, UgandaSpatio-temporal variations in precipitation and temperature affect productivity in aquatic systems, mainly through nutrient dynamics. Shallow lakes are more vulnerable to spatio-temporal variations, yet they are an important resource for biodiversity conservation, water supply and fisheries. The eastern arm of... -
Biases in vulture conservation literature in Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Joseph K Daniels --- University of Cape Coast, Ghana Samuel E Tamekloe --- University of Cape Coast, Ghana Kweku A Monney --- University of Cape Coast, Ghana Justus P Deikumah --- University of Cape Coast, GhanaSince the turn of the century, most vulture species have been experiencing dramatic population declines worldwide, prompting extensive research and conservation initiatives. We investigated research efforts on African vultures by searching for publications from the year 2000 to the present... -
Re-storying Nature: An Eco-critical Reading of Parkes’s Tail of the Blue Bird
Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: Samuel Kwesi Nkansah --- University of Cape Coast, GhanaThis paper applies African eco-criticism to analyse human-nature relationships in Nii Ayikwei Parkes’s Tail of the Blue Bird. From the discussions, vivid depictions of rivers, forests, animals and spirits showcase profound connections through which nature shapes cultural identities. Specifically, Parkes’s... -
Exploring the impact of drivers and barriers of augmented reality on construction lifecycle in the Nigerian construction industry
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Taofeek Tunde Okanlawon --- Federal University of Technology, Nigeria Abdulkabir Opeyemi Bello --- Federal University of Technology, Nigeria Luqman Oyekunle Oyewobi --- Federal University of Technology, Nigeria Samuel Olufisayo Ogunjimi --- University of Ibadan, Nigeria Aliyyu Abiola Abdulraheem --- University of Abuja, Nigeria Richard Ajayi Jimoh --- Federal University of Technology, NigeriaIndustry 4.0 marks a shift from traditional approaches to production, construction and human interactions towards a digital environment in which machinery and people work together seamlessly. This transformative wave brings together advanced technologies such as Augmented Reality (AR), transforming the... -
Cash holding, risk-taking behavior and financial performance of non-financial firms listed in sub-Saharan Africa Securities Exchanges
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Brian Ochieng Aluora --- University of Embu, Kenya Samuel Nduati Kariuki --- University of Embu, Kenya Peter Njagi Kirimi --- University of Embu, KenyaThe study examined the linkage between cash holding, risk-taking and financial performance of listed non-financial corporations using the two-step system GMM method. GMM's outcome was then compared across the agricultural, manufacturing and construction industries. Cash holding and risk-taking had a... -
Impact of land use changes on soil physical quality in southeastern Tigray, Ethiopia
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Araya Kahsay --- Adigrat University, Ethiopia Mitiku Haile --- Mekelle University, Ethiopia Girmay Gebresamuel --- Mekelle University, Ethiopia Muktar Mohammed --- Oda-Bultum University, EthiopiaThis study evaluates the effects of land use changes on soil physical quality in southeastern Tigray, northern Ethiopia, using the visual evaluation of soil structure (VESS) method. Soil samples were collected from cropland, grassland, and shrubland sites during two field... -
Stigma reduction Interventions for adolescents and young adults living with HIV in Sub-Saharan African countries: The state of the evidence
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Dorothy Serwaa Boakye --- University of Education, Ghana Samuel Adjorlolo --- School of Nursing and Midwifery, College of Health Sciences, University of Ghana, GhanaBackground: HIV-related stigma remains a significant barrier to well-being and access to healthcare for adolescents and young adults living with HIV in Sub-Saharan Africa. Stigma reduction interventions have been developed to address this challenge, but the effectiveness of these interventions... -
The semantics of Dagbani cut and break verbs
Item type: Journal Article • Journal: Southern African Linguistics and Applied Language Studies • Authors: Bashiru Nurideen --- Ghana Education Service, Bamvim Presbyterian Junior High School, Samuel Alhassan Issah --- University of Education, Ghana Musah Sugri Issahaku --- St. Vincent College of Education, GhanaThis article discusses the semantics of cut and break verbs in Dagbani, a Mabia language spoken in Ghana’s Northern Region by the Dagbamba. We demonstrate that cut and break verbs are about different types of separation events with different lexicalisation... -
Emergence of dark kitchens and factors shaping consumer patronage: a review
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Samuel Kwabena Chaa Kyire --- University of Energy and Natural Resources, Ghana Surjeet Singh Dhaka --- Central University of Punjab, India Jeffery Kofi Asare --- University of Energy and Natural Resources, GhanaDue to the dearth of thorough literature reviews, this review compiles information on the evolving concept of dark kitchens. Forty-nine research articles indexed in the Scopus database were gathered for the review. Performance analysis and science mapping were used to... -
Bird community composition across a land use gradient in the eastern Democratic Republic of Congo
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Regine C Tabe Tiku --- Konrad Lorenz Institute of Ethology, University of Veterinary Medicine, Austria Samuel EI Jones --- Department of Biological Sciences, University of Cyprus, Cyprus Malange NF Elikwo --- Department of Microbiology and Parasitology, University of Buea, Cameroon Kowo Cyril --- Department of Microbiology and Parasitology, University of Buea, Cameroon Steve Ngoy --- Centre de Suiveillance de la Biodiversite, Universite de Kisangani, Democratic Republic of the Congo Virginia Zaunbrecher --- Center for Tropical Research, University of California, United States Ravinder NM Sehgal --- Department of Biology, San Francisco State University, United StatesCocoa agroforestry expansion is widespread in eastern Democratic Republic of Congo, posing a significant threat to the integrity of protected areas. Despite this threat, the impact of this expansion on forest bird communities remains largely unexamined. This study investigated bird... -
‘I owe you just 100k’: Attitudinal perception of selected Nigerian English expressions
Item type: Journal Article • Journal: Southern African Linguistics and Applied Language Studies • Authors: Samuel Akanbi Babatunde --- Redeemer’s University, Nigeria Grace Akinola --- Redeemer’s University, NigeriaThis study investigates the attitudinal perceptions of selected Nigerian English expressions, including ‘I am sorry now’, ‘If I had offended you’, ‘I owe her just 100k’, ‘And so?’ and ‘And then?’. It surveys how Nigerians perceive and interpret these expressions... -
Daily herd movements across the wet and dry season in the semi-arid communal rangelands of Namaqualand, South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: MH Tapela --- Department of Biodiversity and Conservation Biology, University of the Western Cape, South Africa MI Samuels --- Department of Biodiversity and Conservation Biology, University of the Western Cape, South Africa CF Cupido --- ARC–Animal Production (Range and Forage Sciences), South Africa A Finca --- ARC–Animal Production (Range and Forage Sciences), South Africa TC Zondani --- ARC–Animal Production (Range and Forage Sciences), South Africa A Engelbrecht --- Department of Biodiversity and Conservation Biology, University of the Western Cape, South AfricaThe role of indigenous grazing management practices in sustainable natural resource use has been widely identified and recognised in the literature. However, the grazing management practices of Nama pastoralists in the semi-arid regions in Namaqualand in South Africa have not... -
The first record of the tropical tramp millipede Orthomorpha coarctata (de Saussure, 1860) in Cameroon (Diplopoda: Polydesmida: Paradoxosomatidae)
Item type: Journal Article • Journal: African Zoology • Authors: Peter Decker --- , Germany Armand Richard Nzoko Fiemapong --- Laboratoire de Zoologie, Université de Yaoundé I, Cameroon Hans S Reip --- Senckenberg Museum of Natural History Görlitz, Germany Samuel Didier Makon --- Laboratoire de Zoologie, Université de Yaoundé I, Cameroon Paul Serge Mbenoun Massé --- Laboratoire de Zoologie, Université de Yaoundé I, CameroonThis study reports the first record of the flat-backed millipede Orthomorpha coarctata (de Saussure, 1860) in Cameroon, and the second for Central Africa. Specimens were collected between 2014 and 2025 at nine localities in anthropogenic habitats, such as agricultural fields...
