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Chainfruit cholla (Opuntia fulgida Engelm.) misidentified as rosea cactus (Opuntia rosea DC.) in South Africa
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: L. Henderson --- , H.G. Zimmermann --- ,Rosea cactus (Opuntia rosea DC.) is a name that has long been used for a densely spiny cactus invading dry savanna in South Africa. Recent efforts to improve biological control of this invasive species using cochineal (Dactylopius tomentosus (Lamarck)) led... -
Modelling of rainfall occurrences at Grootfontein (Karoo, South Africa)
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: J.C. Venter --- Department of Soil, South Africa M.T. Mebrhatu --- Department of Soil, South AfricaThe modelling approach that was followed in this study makes use of a record of daily rainfall, dealing with seasonality by partitioning the year into a number of approximately homogeneous ‘seasons’. The capabilities of two models to preserve various observed... -
Attempts to obtain Huanglongbing resistant or tolerant sweet orange by embryo rescue from healthy chimeras of diseased citrus fruit
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: S.P. Van Vuuren --- , South Africa B.Q. Manicom --- , South AfricaHuanglongbing remains a threat in the cooler citrus production areas of South Africa despite restrictions on the movement of citrus material from infected areas, cultural control measures, planting of healthy certified trees and the eradication of infected material. The ultimate... -
A review of the post harvest handling of fruits in South Africa over the past twenty five years
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: M. Dodd --- , P. Cronje --- , M. Taylor --- , M. Huysamer --- , F. Kruger --- , E. Lotz --- , K. van der Merwe --- ,During the past 25 years there has been a tremendous amount of positive change in the post harvest handling of fruits in South Africa, primarily due to the adoption of many new technologies developed in response to changes in the... -
Identification and distribution of viruses infecting sweet potato (Ipomoea batatas L.) in KwaZulu-Natal province, South Africa
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Benice J Sivparsad --- Discipline of Plant Pathology, School of Agricultural, Earth and Environmental Sciences, College of Agriculture and Environmental Sciences, South Africa Augustine Gubba --- Discipline of Plant Pathology, School of Agricultural, Earth and Environmental Sciences, College of Agriculture and Environmental Sciences, South AfricaA survey to determine occurrence and distribution of viruses infecting sweet potato (Ipomoea batatas (L.) Lam.) was conducted in major sweet potato growing areas in KwaZulu-Natal (KZN), South Africa. Eighty-four symptomatic vine samples were collected and graft-inoculated onto universal indicator... -
The Approximation of Compacta by Finite T0-Spaces
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: RalphD. Kopperman VladimirV. TkachukIt has long been known that compact Hausdorff spaces can be approximated using finite T 0-spaces, and that many can be represented as inverse limits of polyhedra. Here we study the relationship between these two types of representation. In Section... -
Innovating the Green Way: Natural Considerations for Sustainable Consumption
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Sajal Kabiraj --- International Center for Organization & Innovation Studies (ICOIS), ChinaLearn everything you can, anytime you can, from anyone you can – there will always come a time when you will be grateful for what you did… Sarah Caldwell The five natural elements (Earth, Water, Fire, Air and Sky), the... -
The Impact of Privatisation on Technological Upgrading: A Case Study
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Judith Fessehaie --- Research Associate, PRISM,This paper investigates the trajectory of Zambia's local supply chain to the copper mining sector. The policies adopted in the 1990s under the Structural Adjustment Programme succeeded in attracting much-needed foreign direct investment (FDI) to the mining sector. Nevertheless, state... -
Developments in the laboratory diagnosis of SARS—coronavirus infections
Item type: Journal Article • Journal: South African Family Practice • Authors: AA Hoosen --- Department of Microbiological Pathology, G Lecatsas --- Department of Virology,A novel coronavirus, the SARS—coronavirus (SARS-CoV) is the infectious agent that has been implicated in the recent epidemic outbreak of severe acute respiratory syndrome (SARS). This paper briefly reviews the features of the infectious agent (SARS-CoV), the outbreak and the... -
Productivity and cost analysis of semi-mechanised and mechanised systems on the Viphya forest plantations in Malawi
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Elisha Ngulube --- Forest Postgraduate Programme, Plant Sciences Complex, South Africa Michal Brink --- Forest Postgraduate Programme, Plant Sciences Complex, South Africa Paxie W Chirwa --- Forest Postgraduate Programme, Plant Sciences Complex, South AfricaAt least 200 000 m3 of timber is harvested annually using semi-mechanised harvesting systems on the Viphya forest plantations in Malawi. Although these systems have long been used on the Viphya, no investigation on their productivity has so far been... -
A comparison of techniques employed in detection of avian malaria infection, South Africa
Item type: Journal Article • Journal: African Zoology • Authors: Sharon Okanga --- Percy FitzPatrick Institute, DST/NRF Centre of Excellence, University of Cape Town, South Africa Graeme S. Cumming --- Percy FitzPatrick Institute, DST/NRF Centre of Excellence, University of Cape Town, South Africa Phillip A. R. Hockey --- Percy FitzPatrick Institute, DST/NRF Centre of Excellence, University of Cape Town, South Africa Mercedes Grome --- Department of Biological Sciences, U.S.A. Jeffrey L. Peters --- Department of Biological Sciences, U.S.A.Avian malaria remains an obscure and mostly unknown avian infection despite the socio-economic threat it poses for poultry industries and its potential to hinder conservation efforts. Therefore, diagnostics for the infection should be expedient, efficient and flexible in applicability. We... -
The cost efficiency of small farm inclusion in agribusiness supply chains
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: K Sartorius --- School of Accountancy, J Kirsten --- Department of Agricultural Economics,The inclusion of small-scale commercial farmers in South African agribusiness supply chains is a national priority and there is an urgent need for managerial accounting (MAS) inputs to successfully accomplish this objective. This paper explores ways that small farmers can... -
Cost management along the supply chain
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: Richard Chivaka --- Department of Accounting,The potential of strategic cost management tools to support inter-company supply chain value creation has been highlighted by a number of researchers. However, not much research using case studies has been done to demonstrate how cost management tools are applied... -
The effects of IFRS adoption: A review of the early evidence
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: M Negash --- School of Accountancy,This review documents the conceptual, methodological and policy issues that relate to the domain of financial reporting research that attempts to examine whether there are measurable gains, (if any) stemming from the adoption of international financial reporting standards, (IFRS). It... -
An investigation in purchasing practices of small F&B operators
Item type: Journal Article • Journal: • Authors: Michel Altan --- Academy of Hospitality and Facility Management, NHTV Breda, The Netherlands Christine Demen-Meier --- Ecole Hôtelière de Lausanne, Le Chalet-à-Gobet, SwitzerlandThe food and beverage (F&B) purchasing function is operating in a rapidly changing environment, whereby professionalisation and efficiency become key. This paper aims to identify generic skills that are most important for small F&B operators when it comes down to purchasing and... -
Field Testing a Conceptual Framework for Innovation Platform Impact Assessment: The Case of MilkIT Dairy Platforms in Tanga Region, Tanzania
Item type: Journal Article • Journal: East African Agricultural and Forestry Journal • Authors: N.D. Pham --- University of Bonn, Germany J.J. Cadilhon --- International Livestock Research Institute (ILRI), Kenya B.L. Maass --- International Center for Tropical Agriculture (CIAT),This article studies the impact of innovation platforms in Tanga Region, Tanzania, set up by the MilkIT dairy development project to intensify smallholder production through feed enhancement and value chain approaches. The conceptual framework used builds up from three socio-economic... -
Strategies for community focused postal service development
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: John Trimble --- Computer Science Department, Zimbabwe Khesani R. Chilumani --- Computer Science Department, Zimbabwe Ngwenya Sibangiso --- Computer Science Department, ZimbabweTo maintain its relevance, the postal system must look at ways to innovate and optimize. It must optimize its use of resources and delivery of current services. It must employ innovation to develop new opportunities and services. The key will... -
Molecular detection and characterisation of mumps virus in cerebrospinal fluid in a Gauteng laboratory
Item type: Journal Article • Journal: Southern African Journal of Infectious Diseases • Authors: Marieke Brauer --- Faculty of Health Sciences, Department of Medical Virology, South Africa Marianne Wolfaardt --- Faculty of Health Sciences, Department of Medical Virology, South Africa Lynne M Webber --- Faculty of Health Sciences, Department of Medical Virology, South Africa Maureen B Taylor --- Faculty of Health Sciences, Department of Medical Virology, South AfricaThe study aimed to determine the presence of mumps virus (MuV) in cerebrospinal fluid (CSF) specimens and to genetically characterise detected MuV strains. A real-time reverse transcription-polymerase chain reaction (RT-PCR) was used to detect the MuV F gene, and characterisation... -
Hotel industry expansion and sustainable development: A case study of Inle Lake, Myanmar
Item type: Journal Article • Journal: • Authors: Harald Buijtendijk --- Academy for Tourism, NHTV Breda University of Applied Sciences, Breda, The Netherlands Kristina Tschunkert --- School of International Development, University of East Anglia, Norwich, UKThis article examines how international hotel industry expansion affects sustainable development in the context of least developed countries. The study focuses on power asymmetries in the governance processes of hotel value chains. First it develops a model to analyse these... -
Testing for the occurrence of pilchard herpesvirus (PHV) in South African sardine Sardinops sagax
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: BM Macey --- Branch: Fisheries Management, Department of Agriculture, South Africa KW Christison --- Branch: Fisheries Management, Department of Agriculture, South Africa J de Goede --- Branch: Fisheries Management, Department of Agriculture, South Africa L Hutchings --- Marine Research Institute and Department of Biological Sciences, South Africa CD van der Lingen --- Branch: Fisheries Management, Department of Agriculture, South AfricaCatches of South African sardine Sardinops sagax have declined in recent years from about 200 000 t harvested annually during the period 2002–2006 to less than 100 000 t. Consequently, some companies are now importing sardine from sources elsewhere in... -
An investigation in purchasing practices of small F&B operators
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Michel Altan --- Academy of Hospitality and Facility Management, NHTV Breda, The Netherlands Christine Demen-Meier --- Ecole Hôtelière de Lausanne, Le Chalet-à-Gobet, SwitzerlandThe food and beverage (F&B) purchasing function is operating in a rapidly changing environment, whereby professionalisation and efficiency become key. This paper aims to identify generic skills that are most important for small F&B operators when it comes down to... -
Hotel industry expansion and sustainable development: A case study of Inle Lake, Myanmar
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Harald Buijtendijk --- Academy for Tourism, The Netherlands Kristina Tschunkert --- School of International Development, UKThis article examines how international hotel industry expansion affects sustainable development in the context of least developed countries. The study focuses on power asymmetries in the governance processes of hotel value chains. First it develops a model to analyse these... -
Socio-economic factors influencing marketing of non-timber forest products in tropical lowland rainforests of south-western Nigeria
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Tajudeen O Amusa --- Department of Forest Resources Management, Nigeria S Oladunni Jimoh --- Department of Forest Resources Management, Nigeria Ismail O Azeez --- Department of Forest Resources Management, NigeriaA number of factors persist to constrain the non-timber forest products (NTFPs) market and, by extension, its potential to contribute meaningfully to livelihood development and poverty reduction objectives. To better utilise the potential of NTFPs, it is important to have... -
Determination of water quality, and trace metals in endemic Sarotherodon linellii, Pungu maclareni and Clarias maclareni, in crater Lake Barombi Mbo, Cameroon
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: BN Sone --- Faculty of Environmental Sciences and Natural Resource Management, Norway. Current address: c/o P Ndumbe, Standard Chartered Bank, Yaounde, Cameroon BO Rosseland --- Faculty of Environmental Sciences and Natural Resource Management, Norway. Current address: c/o P Ndumbe, Standard Chartered Bank, Yaounde, Cameroon H-C Teien --- Faculty of Environmental Sciences and Natural Resource Management, Norway. Current address: c/o P Ndumbe, Standard Chartered Bank, Yaounde, CameroonConsidering water pollution as a potential threat to some endemic cichlids of Lake Barombi Mbo, Cameroon, an investigation was done in 2011 to determine trace metals in its water, linking their uptake in gills and liver of fish to water... -
A South African softwood sawtimber supply chain case study
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Pierre A Ackerman --- Department of Forest and Wood Science, South Africa Elizabeth A van der Merwe --- Department of Forest and Wood Science, South Africa Reino E Pulkki --- Department of Forest and Wood Science, South AfricaSupply chain management principles were analysed by investigating the effects of smaller-scale and incremental interventions in a forest-to-mill value chain on financial returns and forest resource use in an Eastern Cape case study area. Three previous studies provided input by... -
Upgrading opportunities in agricultural value chains: Lessons from the analysis of the consumption of processed pineapple products in southern Benin
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Augustin K. N. Aoudji --- Département d’Economie, de Socio-Anthropologie et de Communication pour le développement rural, Faculté des Sciences Agronomiques, Bénin Carolle Avocevou-Ayisso --- Département d’Economie, de Sociologie Rurales, Ecole Nationale Supérieure des Sciences et Techniques Agronomiques de Kétou, Kétou, Bénin Anselme Adégbidi --- Département d’Economie, de Socio-Anthropologie et de Communication pour le développement rural, Faculté des Sciences Agronomiques, Bénin Cassien Gbénou --- UFR des Sciences Agronomiques, Bénin Philippe Lebailly --- Unité d’Economie et Développement rural, BelgiqueThis study analyzed the consumption of processed pineapple products in southern Benin. The low processing of agricultural products does not enable sub-Saharan Africa to exploit the potential of agriculture for development. The objective of this paper was to identify upgrading... -
Gender dimensions in the local chicken value chain in northern Uganda
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: I. Akite --- Department of Agribusiness and Rural Development, Uganda I. P. Aryemo --- Department of Agribusiness and Rural Development, Uganda E. K. Kule --- Department of Agribusiness and Rural Development, Uganda B. Mugonola --- Department of Agribusiness and Rural Development, Uganda D. R. Kugonza --- Department of Agricultural Production, College of Agricultural & Environmental Sciences, Uganda M. W. Okot --- Department of Animal Production and Range Management, UgandaThe study was conducted to explore gender dimensions in the local chicken value chain in northern Uganda. Specifically, it focused on characterizing local chicken value chain actors, ascertaining level and determinants of gender participation as well as relationships between gender,... -
Structure and Management of Formal and Informal Business Activities in Entrepreneurial Family and Small Firms in Africa
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Moses N. Kiggundu --- Sprott School of Business, Carleton University, Canada Siva P. Pal --- Sprott School of Business, Carleton University, CanadaThis article focuses on the meso-micro levels of entrepreneurial family-owned and small firms operating in Africa’s informal economy. It examines how these firms manage formal and informal business activities, and how entrepreneurs manage business risks associated with market imperfections. After... -
Forage seed value chain analysis in a subhumid region of Zimbabwe: perspectives of smallholder producers
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Irenie Chakoma --- Graduate School of Business and Leadership, South Africa Bibi Zaheenah Chummun --- Graduate School of Business and Leadership, South AfricaIn smallholder systems, farmers are increasingly becoming aware of the need to improve livestock productivity through production of quality fodder. This is in response to scarcity of feed, particularly in the dry season, associated with seasonal variations, land degradation and... -
Materials and technology solutions to tackle the challenges in daily concrete construction for housing and infrastructure in sub-Saharan Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Wolfram Schmidt --- Department 7: Safety of Structures Bundesanstalt für Materialforschung und -prüfung (BAM), Germany Nsesheye Susan Msinjili --- Department 7: Safety of Structures Bundesanstalt für Materialforschung und -prüfung (BAM), Germany Hans-Carsten Kühne --- Department 7: Safety of Structures Bundesanstalt für Materialforschung und -prüfung (BAM), GermanySub-Saharan Africa's economic rise has caused a high demand for housing and infrastructure. This rapid growth has resulted in urgent challenges of enormous dimensions for urban and infrastructural planners and the entire construction sector. Considering the African supply chains and... -
Socio-economic and Institutional Factors Influencing Uptake of Improved Sorghum Technologies in Embu, Kenya
Item type: Journal Article • Journal: East African Agricultural and Forestry Journal • Authors: EL Chimoita --- Department of Agricultural Economics, Kenya CM Onyango --- Department of Crop Science and Protection, Kenya JP Gweyi-Onyango --- Department of Agricultural Science and Technology, Kenya JW Kimenju --- Department of Crop Science and Protection, KenyaFarmers’ socio-economic status and institutional support play a complementary role in influencing adoption of various improved agricultural value chain technologies. Despite considerable research efforts towards improving sorghum production and commercialisation to improve farmers’ socio-economic wellbeing in Kenya, a marginal number... -
A review of the influence of municipal sustainable supply chain management on South Africa’s recycling performance
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Fannie Machete --- College of Agriculture and Environmental Sciences, South AfricaThis paper reviews the influence of municipal sustainable chain management on South Africa’s recycling performance. In this study, municipal supply chain management systems are identified as one of the major factors that influence the lack of municipal solid waste services... -
Farmers’ trade skills: exploring the local food chain in Leeuwarden, the 2018 European Capital of Culture
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Marcelo de Mansoldo --- Academy of International Hospitality Research, Stenden Hotel Management School, The Netherlands Elena Cavagnaro --- Academy of International Hospitality Research, Stenden Hotel Management School, The Netherlands Vanessa de Oliveira Menezes --- Academy of International Hospitality Research, Stenden Hotel Management School, The NetherlandsLocal food chains have received increasing attention as an alternative to the mainstream, unsustainable global food model. Farmers who directly sell their products to consumers are an essential link in local food chains. Surprisingly, research on local food chains has... -
The impact of supply chain management practices on industry competitiveness: A mixed-methods study on the Zimbabwean petroleum industry
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Happyson Bimha --- Graduate School of Business & Leadership, South Africa Muhammad Hoque --- Graduate School of Business & Leadership, South Africa Elias Munapo --- School of Economics and Decision Sciences, South AfricaEffective supply chain management practices can enhance competitiveness along the supply chain. Fuel supply chain competitiveness requires a reliable flow of product and customer satisfaction. Competitiveness eluded the Zimbabwean petroleum industry over time and so this research looked at the... -
Blockchain and catching-up in developing countries: The case of financial inclusion in Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Roberto Mavilia --- ICRIOS – Invernizzi Center for Research on Innovation, Organization, Strategy and Entrepreneurship – Bocconi University, Italy Roberta Pisani --- MEDAlics – Research Center for Mediterranean Relations, ItalyBlockchain technology, born as a tool to support Bitcoins (the most popular and controversial cryptocurrency in the world) has set itself in a very short time as a disruptive technology able not only to revolutionize existing businesses but also to... -
Supporting innovation through a multi-level platforms approach: A case study of the South African fresh fruit industry
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Richmore Dondofema --- , South Africa Sara S. (Saartjie) Grobbelaar --- , South AfricaAgricultural innovation platforms have become recognized as a key mechanism through which to stimulate innovation for inclusive development (I4ID) by serving as a space for agricultural stakeholders to engage, and to develop and diffuse agricultural innovations. This study investigates how... -
Growth and metabolism of Clarias gariepinus (Burchell, 1822) fed with copepods (Eucyclops sp.) exposed to lead and titanium dioxide nanoparticles
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: MM Matouke --- , Nigeria MK Mustapha --- , NigeriaThe increasing uses of lead (Pb2+) and titanium dioxide nanoparticles (nTiO2) in commercial products have led totheir increased discharge into aquatic environments. This study investigated the effects of the interaction betweennTiO2 and lead (Pb2+) in a simple freshwater food web... -
Supply chain management and organizational performance: Evidence from SMEs in South Africa
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Welby V. Loury Okoumba --- , South Africa Chengedzai Mafini --- , South Africa Joyendu Bhadury --- , USAThe salutary impact of adopting supply chain management best practices (SCMBPs) on organizations is well documented. However, similar studies on small and medium enterprises (SMEs), especially in underdeveloped/developing economies are relatively scant in the extant literature. This is despite the... -
The role of strategic supplier relationships in enhancing supply chain innovation: A qualitative study in the South African automotive manufacturing industry
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Malente Modungwa --- , South Africa Melissa Rinke --- , South Africa Assilah Agigi --- , South Africa Kelvinne Mocke --- , South AfricaSupply chain innovation is a mechanism that firms use to ensure efficient supply chain management through collaboration with external supply chain partners. The interaction between buyers and suppliers is especially crucial in fostering innovation resulting in modifications, improvements and development... -
The impact of Covid-19 on gold and gemstone artisanal and small-scale mining in sub-Saharan Africa: The case of Ghana and Kenya
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Judy N. Muthuri --- , United Kingdom Aditya Jain --- , United Kingdom Arthur A. O. Ndegwa --- , Kenya Shadrack Mwakio Mwagandi --- , Kenya Naa Dedei Tagoe --- , GhanaArtisanal and small-scale miners are facing unprecedented challenges due to the novel coronavirus (Covid-19) pandemic. The paper adopts a practice-based approach to examine the impact of Covid-19 on gold and gemstone artisanal and small-scale mining (ASM) practices in sub-Saharan Africa... -
Biomass-based value chain analysis of plantain in two regions in Ghana
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Charles Tortoe --- , Ghana Wilhelmina Quaye --- , Ghana Paa Toah Akonor --- , Ghana Charlotte Oduro Yeboah --- , Ghana Evelyn Serwah Buckman --- , Ghana Nana Yamoah Asafu-Adjaye --- , GhanaPlantain biomass value chain analysis was conducted to generate benchmark information that supports reduction of post-harvest losses of plantain and to identify value-added opportunities and linkages to new markets in Ghana. Specifically, this study sought to identify the actors and... -
Moderating effect of supply chain complexity in governance mechanisms and operational performance relationship: Evidence from a sub-Saharan African market
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Emmanuel Kwabena Anin --- , Ghana Nathaniel Boso --- , Ghana David Asamoah --- , GhanaThis study draws on the tenets of transaction cost economics to examine the moderating effect of supply chain complexity on the relationship between formal control and social control mechanisms, and operational performance. The study argues that under conditions of increased... -
How interfirm governance mechanisms and capabilities determine supply chain responsiveness in small businesses: Evidence from an African market
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Dominic Essuman --- , Ghana David Asamoah --- , Ghana Emmanuel Kwabena Anin --- , GhanaThis paper examines whether supply chain capabilities (i.e., collaboration and coordination) mediate the relationships between interfirm governance mechanisms (i.e., formal control and social control) and supply chain responsiveness in the context of small businesses. Using survey data from 331 small... -
Introduction to the Supplement: Advancing the practice of operations management and innovation to drive Africa forward in the era of the Fourth Industrial Revolution (4IR)
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Aaron Luntala Nsakanda --- , CanadaThe Fourth Industrial Revolution (4IR) is paving the way for new and disruptive approaches to managing operations, innovation, and supply chains. Africa cannot ignore this revolution and afford to stand by while the rest of the world moves forward. In... -
Managing the dependency of focal firms on innovative suppliers: A qualitative study of automotive manufacturers in South Africa
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Assilah Agigi --- , South Africa Kelvinne Mocke --- , South Africa Iman Carrim --- , South Africa Logan Keen --- , South AfricaSupply chain innovation (SCI) has been cited as a key source of competitive advantage. Previous studies have focused on the role of suppliers as a valuable source of innovation. OEMs (Original Equipment Manufacturers) are constantly faced with dramatic changes and... -
Supply chain design dimensions for supply chain resilience in the South African fast-moving consumer goods retail industry
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Nkechi D. Neboh --- , South Africa Thokozani P. Mbhele --- , South AfricaThis paper intends to empirically establish the supply chain design dimensions that influence the ability of retailers in South Africa’s fast-moving consumer goods (FMCG) industry to perform effectively with resilience. It further examines the extent of supply chain design dimensions... -
Emergence, adherence and proliferation of industry level standards: A case study of Aligarh padlock industry, India
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Shekhar Jain --- , IndiaIndustry in developing nations has not attracted much attention from standard theorists. One of the reasons is that developing countries are considered ‘standard takers.’ As a result, the limited scholarship on standards in the context of developing countries largely remains... -
Digital innovations for transitioning to circular plastic value chains in Africa
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Muyiwa Oyinlola --- , UK Patrick Schröder --- , UK Timothy Whitehead --- , UK Oluwaseun Kolade --- , UK Kutoma Wakunuma --- , UK Soroosh Sharifi --- , Barry Rawn --- , Rwanda Victor Odumuyiwa --- , Nigeria Selma Lendelvo --- , Namibia Geoff Brighty --- , UK Bosun Tijani --- , Nigeria Tomi Jaiyeola --- , Rwanda Lukonga Lindunda --- , Zambia Radhia Mtonga --- , Zambia Soroush Abolfathi --- , UKThe paper analyzes the current state of plastic value chains in Africa and the potential of digital innovations adopted by African entrepreneurs to contributing to a circular plastic economy. We provide an overview of plastic waste trade to African countries... -
The emergence of GVCs for frontier markets: Insights from the African mobile telecommunications industry
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Mohammad Jahanbakht --- , USA Romel Mostafa --- , CanadaAn important gap in the literature on global value chains (GVCs) and bottom-of-the-pyramid markets concerns how GVCs develop to serve frontier markets and what role multinational and local firms play in that process. This paper takes a first step in... -
Trade and sustainability: Three decades of change across Africa
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Christopher B. Yenkey --- , United States Nathaniel R. Hill [B02]Macro-level sustainability indicators have declined for African countries over the last three decades both in absolute terms and relative to non-African countries. Over these same years, trade relations for African exporters have changed significantly in terms of products exported as... -
Developing sustainable supply chains: Evidence from entrepreneurship training in Ethiopia
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Garrick Blalock --- , USA Bourcard Nesin --- , USA Andrew M. Simons --- , USAMultinational firms often face challenges in integrating host-country suppliers into their global value chains; this is particularly the case in developing economies. Training entrepreneurs is one approach to improve supplier integration. We conducted a randomized controlled trial (RCT) to measure... -
Sustainability and global value chains in Africa: Introduction to the Special Issue
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Joerg S. Hofstetter --- , France Anita M. McGahan --- , Canada Brian S. Silverman --- , Canada Baniyelme D. Zoogah --- , CanadaThe challenges and opportunities facing African organizations reflect a long history of tensions, tragedies, triumphs, and accomplishments in relationships across continental boundaries. For example, Africa has long been a source of critical minerals and other raw materials that are integral... -
Value chain and marketing margins analysis of watermelon: An insight from Northern Uganda
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Jemima Alla Houessou --- , Uganda Basil Mugonola --- , Uganda Walter Odongo --- , UgandaWatermelon is one of the emerging market oriented agricultural products with potential of improving rural livelihoods and alleviating poverty. Consequently, watermelon is attracting attention and gaining a bigger market share as a cash crop. This paper analyzed the value chain... -
Technology and innovation trajectories in the Rwandan Agriculture sector: Are value chains an option?
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Parfait Yongabo --- , SwedenTechnology and innovation are important in addressing complex problems in the agricultural sector in many developing communities. However, ways and mechanisms to integrate them in the agricultural sector are still a challenge due to the lack of clear pathways and... -
Blockchain for agricultural sector: The case of South Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Roberto Mavilia --- , Italy Roberta Pisani --- , ItalyNew technologies are playing a fundamental role in the postmodern era of globalization where interpersonal interactions at the international level and the exchange of goods, services, information and capital are the basis of all activities. The agriculture sector is constantly... -
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... -
Upgrading and inequality in global value chains: Challenges for inclusive and sustainable development
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Antonio Biurrun --- , Spain Marta dos Reis Castilho --- , Brazil Raquel Marín --- , Spain Cipriano Quirós --- , SpainThe phenomena of globalization and fragmentation of production drive countries to face a double challenge of catching up: economic upgrading coupled with improvement in living standards. Meanwhile, insertion and upgrading within global value chains (GVCs) deeply affect national economies in... -
Characteristics and sociocultural impacts of small pelagic fishing by migrant fishers in Benin, West Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: S Ahouansou Montcho --- Université Nationale d’Agriculture, Bénin KV Salako --- University of Abomey-Calavi, Benin FJ Chadare --- Université Nationale d’Agriculture (UNA), Benin SC Gnansounou --- University of Abomey-Calavi, Benin Z Sohou --- Institut de Recherches Halieutiques et Océanologiques du Bénin (IRHOB), Bénin P Failler --- University of Portsmouth, United Kingdom R Glèlè Kakaï --- University of Abomey-Calavi, Benin AE Assogbadjo --- University of Abomey-Calavi, BeninSmall pelagic fish species contribute substantially to the food security and livelihoods of local communities in developing countries. In West Africa, and particularly in Benin, small pelagic fisheries attract many migrant fishers who are key actors in the sector. This... -
Estimating the economic income and social contributions derived from the South African west coast rock lobster fishery
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: JM Eggers --- Rhodes University, South Africa KL Cochrane --- Rhodes University, South Africa WHH Sauer --- Rhodes University, South AfricaThe west coast rock lobster Jasus lalandii fishery is South Africa’s third-most-valuable fishery, although the stock is currently estimated at <2% of its pristine biomass. Recent ecologically necessary reductions in the total allowable catch (TAC) had negative economic impacts on... -
The impact of COVID-19 on European global value chains: Some concerns about diversification and resilience
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Isabel Álvarez --- Instituto Complutense de Estudios Internacionales, Spain Antonio Biurrun --- Instituto Complutense de Estudios Internacionales, Spain Victor Martín --- Universidad Rey Juan Carlos & Instituto Complutense de Estudios Internacionales, SpainThe disruptions and supply problems caused by the COVID-19 pandemic in the European Union (EU) have raised several issues concerning the EU’s participation in Global Value Chains (GVC). One of the most discussed points in the current debate is the... -
Business incubation initiatives and innovation capabilities of micro-sized enterprises: Exploring the software ICT value chain
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Oluyemi Theophilus Adeosun --- University of Lagos Nigeria, Nigeria Ibrahim Ayodele Shittu --- University of Lagos Nigeria, NigeriaPromoting innovative capabilities in Small and Medium Scale Enterprises (SMEs) is crucial if African countries are to progress in terms of being active in the Global Value Chain (GVC) and achieve inclusive development. Enhancing innovative capabilities in the Information Communication... -
Modelling level, trend and geographical variations in stigma and discrimination against people living with HIV/AIDS in Nigeria
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Samson B Adebayo --- Monitoring and Evaluation Division, Society for Family Health, Richard Fakolade [B0002] Jennifer Anyanti --- Society for Family Health, Bright Ekweremadu --- Society for Family Health, Olaronke Ladipo --- Society for Family Health, Augustine Ankomah --- Applied Population Research, University of Exeter, UKPeople living with HIV and AIDS (PLHA) often face stigma and discrimination. Stigma is a powerful tool for social control and PLHA are to varying degrees stigmatised against. Consequences of stigma and discrimination against PLHA may result in low turn-out... -
Residue loads in amphibians used as biomarkers of pesticide levels entering food chains in sub‐Saharan Africa
Item type: Journal Article • Journal: The Journal of the Herpetological Association of Africa • Authors: MichaelR.K. Lambert --- University of Greenwich, United KingdomResidues accumulate rapidly in amphibians to reach lethal levels. During previous years in Zimbabwe, total DDT residues from general agricultural contamination were at 3.90 ppm wet weight in Bufo gutturalis and 1.50 ppm in Ptychadena anchietae. Dieldrin residues in the... -
A roadmap for present focus and future trends of blockchain technology in the built environment
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Opeoluwa Akinradewo --- University of Johannesburg, South Africa Clinton Aigbavboa --- University of Johannesburg, South Africa Ayodeji Oke --- University of Johannesburg, South Africa David Edwards --- University of Johannesburg, South AfricaBlockchain technology has gained attention across the globe within the last 10 years and has taken centre stage in the financial technology sector. Even though innovation that applies to the construction industry is sometimes different from what is obtainable in... -
More on cardinality bounds involving the weak Lindelöf degree
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: A. Bella --- University of Catania, Italy N. Carlson --- California Lutheran University, USA I. Gotchev --- Central Connecticut State University, USAWe give several new bounds for the cardinality of a Hausdorff topological space X involving the weak Lindelöf degree ωL(X). In particular, we show that if X is extremally disconnected, then |X| ≤ 2 ωL (X)πχ(X)ψ(X), and if X... -
Patterns of rural innovation processes along agro-processing value chains: The case of Mopani district, South Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Kgabo Hector Ramoroka --- , South AfricaInnovation is recognized as a critical driver and component of economic growth and development. While innovation is considered crucial to solve societal problems and create opportunities in rural areas, insufficient effort has gone into examining the nature of innovation processes... -
On exactness and homology of hyperchain complexes
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Asieh Pourhaghani --- Ferdowsi University of Mashhad, Iran Hamid Torabi --- Ferdowsi University of Mashhad, IranIn this paper we define the concepts of a “strict morphism” as a suitable map between geometric spaces (as a generalization of hyperstructures), and its kernel. Then we introduce the concepts of a “quotient geometric space”, an “exact sequence”, an... -
Explicating the adoption of an innovation Fintech Value Chain Financing from Aarti (Middlemen) perspective in Pakistan
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Sayeda Zeenat Maryam --- University of the Punjab, Pakistan Ashfaq Ahmed --- University of the Punjab, Pakistan Syed Waqar Haider --- Govt. College for Women University, Pakistan Tasneem Akhter --- University of Central Punjab, PakistanIn the wake of the 2008 global financial crisis, the Fintech industry and Islamic banking were striving to fill the existing void through innovation and different business approaches. Losing trust in conventional banking, advancement of technology and internet globally, and... -
Case assessment and identification of pharmaceutical supply chain performance measures and metrics
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Asrat Mekonnen Gobachew --- University of Bremen, Germany Hans-Dietrich Haasis --- University of Bremen, Germany Eshetie Berhan --- Addis Ababa University, EthiopiaA lot of attention has been paid to performance measurement during the past few decades. There are several reasons for utilizing performance measurement in a business, but the most important one is that, when done right, it will increase productivity... -
The complexity of a numerical semigroup
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: J.I. García-García --- Universidad de Cádiz, Spain M.A. Moreno-Frías --- Universidad de Cádiz, Spain J.C. Rosales --- Universidad de Granada, Spain A. Vigneron-Tenorio --- Universidad de Cádiz, SpainLet S and Δ be numerical semigroups. A numerical semigroup S is an I(Δ)-semigroup if S \ {0} is an ideal of Δ. We denote by S is an I(Δ)-semigroup}, and we say that Δ is an ideal extension... -
Three Fibonacci-chain aperiodic algebras
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Raymond Aschheim --- Quantum Gravity Research, USA David Chester --- Quantum Gravity Research, USA Daniele Corradetti --- Universidade do Algarve, Portugal Klee Irwin --- Quantum Gravity Research, USAAperiodic algebras are infinite dimensional algebras with generators corresponding to an element of the aperiodic set. These algebras proved to be an useful tool in studying elementary excitations that can propagate in multilayered structures and in the construction of some... -
Information technology in supply chain management: Perspectives from key actors in the Nigerian petroleum sector
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Baba Shehu Terab --- Hydrocarbon Processing Department, Nigerian Midstream and Downstream Petroleum Regulatory Authority, Nigeria Umar Ali Umar --- Ahmadu Bello University, Nigeria Ayodeji Nathaniel Oyedeji --- Ahmadu Bello University, NigeriaThis research examines the potential impact of information technology (IT) on supply chain management (SCM) in the Nigerian petroleum industry. Specifically, the study seeks to identify the IT systems utilized by the key actors in the industry, the challenges facing... -
Innovation systems, value chains and industrial clusters in developing economies: Case of Jalandhar’s sports goods industry
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Swati Mehta --- Guru Nanak Dev University, IndiaThe paper explores the relationship between innovation systems (IS) and participation in value chains (VCs) to understand the challenges concerning upgrading of an industrial cluster in a developing country. It is argued that the inter-linkages of various actors, organizations and... -
Technology adoption meets green tourism supply chain management for sustainability of small and medium-sized tourism enterprises: A lesson from Zimbabwe
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Option Takunda Chiwaridzo --- , People’s Republic of China Reason Masengu --- , OmanIn the global pursuit of achieving sustainability within the tourism sector, technology adoption and green tourism supply chain management (GTSCM) have garnered dominant attention. This research examines how small and medium tourism enterprises (SMTEs) in Zimbabwe can achieve sustainability by... -
Perceived teacher support and student engagement: The chain mediating effect of basic psychological needs satisfaction and learning drive
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Xiuni Xu --- Long Dong University, China Zhen Wu --- Tianjin University of Technology and Education, China Dongpo Wei --- Shandong Huayu University of Technology, ChinaThis study explored the relationship between perceived teacher support and student engagement, and the influence of the basic psychological needs satisfaction and learning drive in this relationship. We sampled 1 136 Chinese higher vocational students, and 1 031 students’ questionnaires... -
Factors that impact the implementation of blockchain in logistics in the United Arab Emirates
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Mohamad Bleik --- Independent researcher, SwitzerlandThis study investigates the factors influencing the implementation of blockchain in logistics in the United Arab Emirates (UAE), including security, privacy, end-user benefits, quality control, technology infrastructure, and lack of general awareness. A mixed-methods approach was used, with data collected... -
Awareness and adoption of circular economy in the consumption and production value-chain among MSMEs towards sustainable development
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Yusuf Opeyemi Akinwale --- Imam Abdulrahman Bin Faisal University, Saudi ArabiaThe global value-chain was hugely disrupted by the Covid-19 pandemic which collapsed many micro, small and medium enterprises (MSMEs) globally, especially in Africa where little or no support was received from governments. The circular economy (CE) is recognized as a... -
Technological upgrading along global value chains: The case of automation and digital technologies in the automotive sector in South Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Guendalina Anzolin --- Institute for Manufacturing,This article contributes to the growing literature on technological upgrading along global value chains, by focusing on the adoption of automation and digital technologies at different functional stages of the automotive value chain. It explores the constant tension that firms... -
A systematic literature review and mapping of systemic barriers to digital learning innovation in Africa in the context of changing global value chains
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Martin Mbaya* --- University of Pretoria, South Africa John Ouma-Mugabe --- University of Pretoria, South AfricaIn the context of COVID-19, universities, national innovation systems (NIS) and global value chains (GVCs), this paper explores systemic barriers (trends and factors) that influence digital learning innovation (DLI) in Africa. The study used the PRISMA framework and Scopus data... -
Digitalization and small businesses supply chain financing: Evidence from sub-Saharan Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Sukoluhle Mazwane --- University of Mpumalanga, South Africa Okuhle Maya --- University of Fort Hare, South Africa Moraka N. Makhura --- University of Pretoria, South AfricaSupply chain finance continues to play an important role in servicing businesses that have limited access to finance. With the disruptions associated with the fourth industrial revolution, opportunities exist in Africa to increase participation by small businesses. While the effect... -
Introduction to the Special Issue: Leveraging Global Value Chains for innovation and industrialization in Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Oluseye Jegede --- University of Johannesburg, South Africa Mammo Muchie --- Tshawane University of Technology, South AfricaThe global nature of innovation has led to the emergence of Global Innovation Networks (GINs) and Global Value Chains (GVCs), facilitating knowledge exchange and economic activities across borders. GVCs offer platforms for accessing external knowledge and fostering innovation. They have... -
Implementing open innovation in a closed biopharmaceutical industry
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Sepehr Ghazinoory --- Tarbiat Modares University, Iran Maryam Nozari --- Islamic Azad University, Iran Hadi Siadati --- Islamic Azad University, IranOver the last decade, biopharmaceuticals’ research, development, production, and sale have involved high risks and costs for companies. Hence companies have moved toward reaping the benefits of open innovation models. Open innovation is a paradigm that forces the company to... -
Blockchain technology-driven supply chain financing for Ghana’s SMEs: An evaluation of the dilemmas to adoption using a picture fuzzy preference selection index technique
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Elijah Asante Boakye --- University of Electronic Science and Technology of China, People’s Republic of China Hongjiang Zhao --- University of Electronic Science and Technology of China, People’s Republic of China Millicent Adu-Damoah --- University of Electronic Science and Technology of China, People’s Republic of ChinaSmall and medium-sized enterprises (SMEs) have been urged to embrace blockchain technology-driven supply chain financing (BcTSCF) by the Ghana Enterprises Agency (GEA) and the Association of Ghana Industries (AGI); however, a substantial number have not responded favourably. With the utilization... -
‘Back Home in the States’: The African’s Quest for Home in Postcolonial Africa in Chains of Junkdom by Okiya Omtata Okoiti
Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: Tom Michael Mboya --- Moi University,This paper is a reading of the Kenyan psychological drama, Chains of Junkdom by Okiya Omtata Okoiti as an artistic contribution to a long-running debate on the definition of home in postcolonial Kenya. The two major positions in the debate... -
Analytical solutions of virus propagation model in blockchain networks
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Y. Chatibi --- Mohammed V University in Rabat, MoroccoThe main goal of this paper is to find analytical solutions of a system of nonlinear ordinary differential equations arising in the virus propagation in blockchain networks. The presented method reduces the problem to an Abel differential equation of the... -
Sustainable seafood: advances in traceability, assessment, monitoring and resource management
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: IG Gleadall --- , Japan A Barkai --- , South Africa Z Lajbner --- Okinawa Institute of Science and Technology Graduate University (OIST), Japan PB McIntyre --- Cornell University, United States H Moustahfid --- National Oceanic and Atmospheric Administration (NOAA), United States P Olsen --- Norwegian Food Research Institute (Nofima), Norway R Oyanedel --- Pontificia Universidad Católica, Chile Y Pang --- University of Washington, United States GJ Pierce --- Instituto de Investigacións Mariñas (IIM-CSIC), Spain L Quesada --- Loyola Marymount University, United States WHH Sauer --- Rhodes University, South Africa L Zifcakova --- Okinawa Institute of Science and Technology Graduate University (OIST), Japan MA Zoral --- Okinawa Institute of Science and Technology Graduate University (OIST), Japan DA Willette --- Loyola Marymount University, United StatesThis review presents a synopsis of advances in some techniques and technologies that support seafood traceability while addressing some of the complexities currently challenging the integration necessary to coordinate commercial, national and international efforts in achieving seafood sustainability. These advances... -
A systematic literature review of blockchain technology and accounting issues: Is it a hype or hope?
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: Aisa Tri Agustini --- University of Jember, Indonesia Jogiyanto Hartono Mustakini --- University of Gadjah Mada, Indonesia -
A comprehensive review: State of art integrated technologies in IoHT applications
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Tabasum Guledgudd --- SECAB IET, India C. Noorullah Shariff --- SECAB IET, India Sayed Abulhasan Quadri --- SECAB IET, IndiaHealthcare delivery has advanced from in-person doctor visits to remote healthcare monitoring, disease prediction and surgical assistance systems. Digitization of healthcare data over the past decade has brought radical transformations to the healthcare domain. It has facilitated healthcare data to... -
Leveraging innovation and global value chains participation for industrialization: An agenda for research in Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Oluseye Jegede --- University of Johannesburg, South AfricaThis paper examines the intricate relationship between innovation and Global Value Chain (GVC) participation, with a focus on Africa's increased integration into global networks. The study underscores the importance of National Innovation Systems (NIS) in fostering technological advancements and highlights... -
Short-video usage and female college students’ restricted diets: a chain mediation model
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Tingting Fu --- Normal University, China Xiong Li --- Guangzhou Huashang Vocational College, China Xuesong Wei --- Guangxi Technology and Business Vocational College, China Jun Qin --- Normal University, ChinaWith the popularity of short-video platforms, people’s self-concept and body views are everyday concerns, including their dieting. How short-video platforms impact people’s dieting especially for female college students, remain unclear. This study examines the mediating paths between short-video usage and... -
Factors influencing the adoption and usage of blockchain in e-commerce: A systematic literature review
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Mishir Roopnarain --- University of Witwatersrand, South Africa Samwel Dick Mwapwele --- University of Witwatersrand, South AfricaBusinesses using e-commerce are worried about their databases and client’s data security. Researchers have suggested businesses should adopt and use blockchain technology to address the security challenges in e-commerce. However, blockchain technology has flaws that inhibit acceptance, adoption, and usage... -
An approach to timber monitoring in the Brazilian Amazon through transport elements
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Vinicius Otavio Benoit Costa --- Federal University of Paraná (UFPR), Brazil Matheus Speranceta Fernandes --- Federal University of Paraná (UFPR), Brazil Fábio Guerra Santos --- Federal University of Paraná (UFPR), Brazil Henrique Soares Koehler --- Federal University of Paraná (UFPR), Brazil Renato Cesar Gonçalves Robert --- Federal University of Paraná (UFPR), BrazilSustainable forest management plans (SFMP) are important tools for the proper use of forest resources in the Brazilian Amazon and reliability in the timber chain of custody is one of the premises to guarantee legal origin. However, in disagreement with... -
Blockchain scheme for decentralization in healthcare
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: B. S. Anupama --- Department of Computer Science and Engineering, Siddaganga Institute of Technology, Tumkur, Visvesvaraya Technological University, Belagavi-590018, Karnataka, India N. R. SunithaCentralization of many of healthcare data management systems in use today raises the risk of a single point of failure in case of natural disaster. Blockchain is decentralized technology that securely records and verifies transactions across multiple computers, making it... -
Revitalizing tribal economic systems through indigenous entrepreneurship: Innovations and strategies
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Anjali Chandulal Lakum --- Parul Institute of Social Work, Parul University, IndiaAmid growing global interest in sustainable and inclusive development, indigenous entrepreneurship and grassroots innovations are increasingly recognized as powerful yet underexplored pathways for community resilience. This study investigates how such innovations contribute to the revitalization of tribal economic systems, with... -
Blockchain technology in healthcare within the global south: mapping the area and developing a research scenario
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Josue Kuika Watat --- University of Oslo, Norway Ebenezer Agbozo --- Ural Federal University, Russia Rania El-Gazzar --- University of Agder, NorwayAfrica’s healthcare systems face profound structural challenges, including fragmented infrastructure, systemic data vulnerabilities, and unreliable medical supply chains, necessitating innovative, context-specific solutions. Blockchain technology has emerged as a transformative tool in global healthcare, yet research remains disproportionately focused on high-income... -
Strong domination number of graphs from primary subgraphs
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Saeid Alikhani --- Yazd University, Iran Nima Ghanbari --- University of Bergen, Norway Michael A. Henning --- University of Johannesburg, South AfricaA set D of vertices is a strong dominating set in a graph G, if for every vertex x ∈ V (G) \ D there is a vertex y ∈ D with xy ∈ E(G) and deg(x) ≤ deg(y). The... -
The role of green innovation in mediating green supply chain and CSR impacts on hospitality firm performance: Evidence from Ghana
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Mohammed Majeed --- Tamale Technical University, Ghana Esther Asiedu --- Ghana Communication Technology University, Ghana Iddrisu Sulemana --- Tamale College of Education, Ghana Aidatu Abubakari --- Wisconsin International University College, Ghana Ahmed Sakara --- Tamale Technical University, GhanaThis study examines the impact of green supply chain management (GSCM) and corporate social responsibility (CSR) on the performance of hospitality firms in Ghana, using stakeholder theory and considering green innovation (GI) as a mediating factor. A quantitative survey of... -
Exploring staff adoption of blockchain technology in higher education: Insights from AHP analysis
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Preeti Bhaskar --- Department of Management and Marketing, College of Banking and Financial Studies, Oman Chandan Kumar Tiwari --- Department of Economics and Business Administration, University of Technology and Applied Sciences, Oman Mujeebudheen Khan --- University of Technology and Applied Sciences, Oman Ananth Anthonisamy --- Department of Economics and Business Administration, University of Technology and Applied Sciences, Oman Padma Losani Dayalan --- Department of Economics and Business Administration, University of Technology and Applied Sciences, OmanBlockchain technology has the potential to eradicate fraud, improve institutional legitimacy, and increase efficiency, security, and transparency. Despite its potential, the adoption of blockchain technology among staff in higher education institutions (HEIs) remains limited, particularly in emerging economies like Oman,...
