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Fisiologiese blaarabnormaliteite en bolopbrengs by katoen (Gossypium hirsutum L.) soos deur kalium-, kalsium- en boorvoeding beïnvloed
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: N. J.J. Combrink --- Navorsingsinstituut vir Tabak en Katoen,Physiological leaf abnormalities and boll yield of cotton (Gossypium hirsutum L.) as affected by potassium, calcium and boron nutrition. A pot trial with a sand medium and two levels each of K, Ca and B nutrition, factorially arranged, was carried... -
The influence of varying P concentrations on the yield and abnormalities of lettuce leaves
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: A.S. Claassens --- Department of Soil Science and Plant Nutrition, Republic of South AfricaThe effect of varying P concentrations on the growth, yield and development of leaf abnormalities, nutrient content and uptake of other nutrient elements was investigated for lettuce.Three cultivars (Chaparal, Wintercrisp and Robinvale) were studied in sand cultures and soil. The... -
Some observations on rodent and antelope damage in commercial forest plantations
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: N.S. Eccles --- , Republic of South Africa K.M. Little --- , Republic of South AfricaThe impact of various weeding and site-preparation treatments on Acacia mearnsii and Pinus patula damage by mammalian pests was assessed. Browsing by small antelope on Acacia mearnsii was significantly less in areas where harvesting residues had been retained rather than... -
Early post-cleavage stages and abnormalities identified in the embryonic development of chokka squid eggs Loligo vulgaris reynaudii
Item type: Journal Article • Journal: South African Journal of Marine Science • Authors: A. Oosthuizen M. J. Roberts W. H. H. SauerSix early, post-cleavage embryonic stages for chokka squid Loligo vulgaris reynaudii eggs that were developed in an aquarium are identified and described, expanding the embryonic stages for this species from 14 to 20. The influence of water temperature on embryonic... -
PRELIMINARY OBSERVATIONS ON THE FISH POPULATIONS OF THE RECENTLY-IMPOUNDED KATSE RESERVOIR, LESOTHO
Item type: Journal Article • Journal: Southern African Journal of Aquatic Sciences • Authors: D. Tweddle --- , South Africa M. T.T. Davies --- , , South AfricaKatse is a new 35 km long impoundment on the Malibamatso River, a highland tributary of the Orange River in Lesotho. Two fishing surveys in 1996 yielded Barbus aeneus, Labeo capensis, Oncorhynchus mykiss and the occasional Austroglanis sclateri. Length frequency... -
Effect of maturity stage and method of preservation on the yield and quality of babala
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: L.D. Snyman --- , South Africa H.W. Joubert --- , South AfricaThe effect of maturity stage on the total yield (all harvests throughout the season) of some forage components and on the chemical composition and in vitro dry matter digestibility (IVDMD) (first harvest) of babala, was investigated. The effects of various... -
Rape and Trauma: A Case Study of a Journey of Recovery
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Maria Papaikonomou --- University of South Africa,This case study presents the results of a counselling intervention with a rape survivor. The woman was twenty-nine years old at the time of the violation. The objective of this study was to explore the dynamics which the woman engaged... -
A Non-topologically Generated Hutton-lowen Uniformizable Space
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Sanjiang Li Dexue ZhangIn this note, it is shown that there exist non-topologically generated spaces which are both Lowen uniformizable and Hutton uniformizable. On the other hand, the FNS-coreflection of the Hutton unit interval I(I) is neither Lowen uniformizable nor Hutton uniformizable. -
HIV/AIDS fatalism, beliefs and prevention indicators in Gabon:comparisons between Gabonese and Malians
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: RosannaF Hess --- , United States Martin Mbavu --- , United StatesHIV/AIDS fatalism may impact on individuals’ health-seeking behaviour and HIV-prevention efforts. This descriptive study measured levels of HIV/AIDS fatalism and documented HIV/AIDS beliefs and practices among a sample of Gabonese and Malians living in Gabon, West Africa. The Powe Fatalism... -
Use of environmental parameters to explain the variability in spawnerrecruitment relationships of Namibian sardine Sardinops sagax
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: CH Kirchner --- National Marine Information and Research Centre, Namibia CH Bartholomae --- National Marine Information and Research Centre, Namibia A Kreiner --- National Marine Information and Research Centre, NamibiaThis study attempts to explain the variability in recruitment of sardine in the northern Benguela and to develop potential models by including environmental information to predict recruitment. Two different recruitment and spawner number datasets were available: a VPA-developed dataset, for... -
Anaesthesia with dexmedetomidine and remifentanil in a child with mitochondrial myopathy
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: B Burnett --- Department of Anesthesiology, L Schwartz --- Department of Anesthesiology, JD Tobias --- Department of Anesthesiology and Pain Medicine,Patients with mitochondrial disorders have complex physiological issues which create a challenging scenario with regard to the safe provision of anaesthetic care. Within the spectrum of mitochondrial disorders, patients can be susceptible to multiple adverse effects and drug reactions from... -
Anaesthetic genetics and genomics
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: E Welch --- ,Genetic variations have always been implicated in interindividual reactions to various pharmaceutical agents. Some common genetically determined anaesthetic conditions, such as malignant hyperthermia, “scoline apnoea”, “halothane hepatitis” and porphyria, are fairly well described, and the genetic differences in enzyme, receptor... -
Comparative study of the primary healthcare systems in China and Mali
Item type: Journal Article • Journal: South African Family Practice • Authors: S Fomba --- Master's candidate degree West China School of Public Health; Sichuan University, China M Xiao --- Master's candidate degree West China School of Public Health; Sichuan University, China Y Yang --- Master's candidate degree West China School of Public Health; Sichuan University, China H Zhou --- Master's candidate degree West China School of Public Health; Sichuan University, China Q Liu --- Master's candidate degree West China School of Public Health; Sichuan University, China L Yu --- Master's candidate degree West China School of Public Health; Sichuan University, ChinaBackground: Community health centres (CHCs) are an important component of the health system in Mali and China. Despite patient support and commitment from the authorities, the management and the quality of care of these structures need to be improved. This... -
When to be concerned about a conjunctival growth
Item type: Journal Article • Journal: South African Family Practice • Authors: MJ Labuschagne --- Clinical Simulation Unit,Because of various contributing factors such as exposure to ultraviolet (UV) light, especially UV type B radiation, and the high prevalence of human immunodeficiency virus (HIV) infection in South Africa, medical practitioners are often consulted by patients with conjunctival growths... -
The confounding influence of urban informality on innovation and production specialisation in production clusters: evidence from Nairobi
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: John C. Harris --- Division of Regional and City Planning, College of Architecture, USAThis paper investigates two agglomeration economies, innovation and production specialisation, within Nairobi's handicraft sector. The paper asks if and by what mechanics urban informality might interfere with these important potential outcomes of clustered production. A hundred and two semi-structured interviews... -
Soil properties and elements other than hydrogen that can affect the field calibration of a neutron water meter
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Reedah M Mampana --- Agricultural Research Council–Institute for Soil, Climate and Water, South Africa Danie J Beukes --- Agricultural Research Council–Institute for Soil, Climate and Water, South Africa Corrie M Swanepoel --- Agricultural Research Council–Institute for Soil, Climate and Water, South AfricaA neutron water meter (NWM) operates on the principle that emitted high-energy neutrons are thermalised by elastic collisions with atomic nuclei present in soil, such as that of the hydrogen atom. Thermalised neutrons, however, are affected by other nuclear-matter interactions... -
Echidnophaga suricatta (Siphonaptera: Pulicidae), a new species of flea from the Northern Cape Province, South Africa
Item type: Journal Article • Journal: African Zoology • Authors: Michael W. Hastriter --- Monte L. Bean Life Science Museum, Brigham Young University, U.S.A.Echidnophaga suricatta (Pulicidae), a new species of flea collected from the meerkat (Suricata suricatta Schreber, 1776) near Garies (30°22’S, 17°31’E) and Brandvlei (30°27’S, 20°29’E), Northern Cape Province, South Africa, is described. Based on chaetotaxy of the tarsal segments, this new... -
Exploring the diversity and molecular evolution of shrews (family Soricidae) using mtDNA cytochrome b data
Item type: Journal Article • Journal: African Zoology • Authors: Sandi Willows-Munro --- Evolutionary Genomics Group, Department of Botany and Zoology, South Africa Conrad A. Matthee --- Evolutionary Genomics Group, Department of Botany and Zoology, South AfricaThe taxonomy of the shrews (family Soricidae) is primarily underpinned by the analysis of morphology characters. These morphological characters are, however, often plesiomorphic and difficult to interpret in an evolutionarily meaningful way. Recent molecular studies have provided some clarity at... -
On the distributions of cash flow ratios of listed South African industrial companies
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: W D Hamman --- Graduate School of Business, E V d M Smit --- Graduate School of Business, A C Jordaan --- Graduate School of Business,This paper investigates the assumption of normality in the distribution of cash flow ratios of listed South African industrial companies over the period 1974 to 1993. Twenty eight cash flow ratios are defined and the distributions are investigated for the... -
A Comparison of the General Anti-Avoidance Provisions in the Australian and South African Income Tax Acts With Reference to Whether or Not the South African Anti-Avoidance Provisions Would Have Been Applicable to the Facts of FCT v Spotless Services Limited
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: D A Warneke --- Department of Accounting (Tax Section),The decision of the Australian Courts in the case of FCT v Spotless Services Limited was cause for considerable concern among the ranks of the Australian tax fraternity. The decision hinged on an application of the general anti-avoidance provisions (contained... -
Value and size investment strategies during the global financial crisis: evidence from the South African equity market
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: K. J. Barnard --- Department of Accounting, South Africa M. B. Bunting --- Department of Accounting, South AfricaValue/growth and size investment strategies involve the creation of equity portfolios on the bases, respectively, of intrinsic value relative to market value and market capitalisation. The propositions that a portfolio of high relative intrinsic value shares anomalously outperforms a low... -
A Review of Systematic Risk Estimation on the JSE
Item type: Journal Article • Journal: De Ratione • Authors: D C Bowie --- University of Cape Town, D J Bradfield --- University of Cape Town,This paper reviews some recent developments in the area of beta estimation on the JSE. it turns out that the dual phenomena of extreme thin trading and mild segmentation between the industrial and mining boards on the JSE impact on... -
Fiskale onderskeid tussen ’n wins van ’n kapitale aard en inkomste aard
Item type: Journal Article • Journal: De Ratione • Authors: Hendrik Coetzee --- Deeltydse professor by die Randse Afrikaanse Universiteit en verbonde aan die belastingpraktyk van KPMG, -
Further Evidence of Firm Size and Earnings Anomalies on the Johannesburg Stock Exchange
Item type: Journal Article • Journal: De Ratione • Authors: Michael J. Page --- Graduate School of Business,In spite of the large body of evidence in favour of capital market efficiency in the semi-strong form, several enigmatic findings persist. As much of the research is based on the theoretical foundation of the Capital Asset Pricing Model, the... -
Coeliac plexus neurolysis for upper abdominal malignancies using an anterior approach: review of the literature
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Anju Ghai --- Department of Anaesthesiology, Pain and Intensive Care, India Hamesh Kumar --- Department of Anaesthesiology, Pain and Intensive Care, India Sarthak Wadhera --- MBBS student,Background: Coeliac plexus neurolysis (CPN) helps to diminish pain arising from malignancy of upper abdominal viscera. Imaging modalities have increased the success rates by enhancing technical accuracy including fluoroscopy, computed tomography and ultrasound. Advancement in the imaging modalities used has... -
New insights on trust, honour and networking in informal entrepreneurship: Zimbabwean malayishas as informal remittance couriers
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Phefumula Nyoni --- Department of Anthropology,The paper focuses on the utility of the concepts of trust and honour in understanding relations among Zimbabwean remittance couriers who are popularly known as “malayishas”. Trust and honour are explored in relation to how they produce and sustain a... -
A survey for the Critically Endangered Liben Lark Heteromirafra archeri in Somaliland, north-western Somalia
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Michael SL Mills --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, South Africa Callan Cohen --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, South Africa Julian Francis --- Tolpuddle Manor, UK Claire N Spottiswoode --- Percy FitzPatrick Institute of African Ornithology, DST–NRF Centre of Excellence, South AfricaThe Critically Endangered Archer's Lark (now Liben Lark) Heteromirafra archeri was formerly considered to be endemic to north-western Somalia and known only from the Tog Wajaale Plain, where 18 specimens were collected between 1918 and 1922. Fifteen visits between 1970... -
Management of premalignant lesions of the cervix
Item type: Journal Article • Journal: Southern African Journal of Gynaecological Oncology • Authors: B G Lindeque --- Department Obstetrics and Gynaecology, South AfricaIt is accepted that high risk human papilloma virus (HPV) types are the carcinogens for cancer of the cervix. Cervical carcinogenesis is a slow process where cellular changes occur after integration of HPV DNA into the host genome. This dysplasia... -
Pathology of gestational trophoblastic neoplasia: a review with recent insights
Item type: Journal Article • Journal: Southern African Journal of Gynaecological Oncology • Authors: T Slavik --- Anatomical Pathologist, Ampath Pathology Laboratories, South AfricaGestational trophoblastic neoplasia (GTN) refers to a unique and heterogeneous group of conditions demonstrating differentiation towards various components of gestational trophoblast. Variants of hydatidiform mole (HM) are considered benign, whilst choriocarcinoma (CC), placental site trophoblastic tumour (PSTT) and the more... -
The types and treatment outcomes of germ cell tumours of the ovary seen at Groote Schuur Hospital, Cape Town, between 1994 and 2008: a retrospective survey
Item type: Journal Article • Journal: Southern African Journal of Gynaecological Oncology • Authors: K E A Mohammed --- Division of Radiation Oncology, A L van Wijk --- Division of Radiation Oncology,Objective: This retrospective observational study aims to review patients with malignant ovarian germ cell tumours (MOGCTs) treated at Groote Schuur Hospital over a 15-year period. -
An original risk of ovarian malignancy index and its predictive value in evaluating the nature of ovarian tumour
Item type: Journal Article • Journal: Southern African Journal of Gynaecological Oncology • Authors: Vesna Antovska --- Department of Urogynecology, Macedonia Milka Trajanova --- Department of Urogynecology, MacedoniaBackground: We carried out this study to evaluate the predictive value of an original risk of ovarian malignancy index (ROMI) devised by us. -
Influences of food quality and quantity on the male reproductive organs of a seasonally breeding rodent, the pouched mouse (Saccostomus campestris), from a seasonal but unpredictable environment
Item type: Journal Article • Journal: African Zoology • Authors: G.M. Tinney --- Department of Zoology & Entomology, South Africa R.T.F. Bernard --- Department of Zoology & Entomology, South Africa R.M. White --- Department of Zoology, South AfricaReproduction in the pouched mouse (Saccostomus campestris) is inhibited in winter in the field and this seasonality is not controlled by photoperiod alone. The present study examines the hypothesis that reproduction in the pouched mouse is opportunistic (sensu Bronson 1989)... -
Investigation of a parasitic outbreak of Lernaea cyprinacea Linnaeus (Crustacea: Copepoda) in fish from Zimbabwe
Item type: Journal Article • Journal: African Zoology • Authors: Maxwel Barson [AN0001] Atridah Mulonga --- Department of Biological Sciences, Laboratory of Aquatic Ecology and Evolutionary Biology, Zimbabwe, Belgium Tamuka Nhiwatiwa --- Department of Biological Sciences, Laboratory of Aquatic Ecology and Evolutionary Biology, Zimbabwe, BelgiumInfestation of fish by the crustacean ectoparasite Lernaea cyprinacea Linnaeus, 1758 was investigated to establish the extent of infestation, potential effects of the parasite and its ecological adaptations. Fish samples were collected from impoundments in the Malilangwe Wildlife Reserve in... -
Idiosyncratic risk and anomaly persistence on the Johannesburg Stock Exchange (JSE)
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Daniel Page --- School of Economic & Business Sciences, University of the Witwatersrand, South Africa James Britten --- School of Economic & Business Sciences, University of the Witwatersrand, South Africa Christo Auret --- School of Economic & Business Sciences, University of the Witwatersrand, South AfricaThis study examines arbitrage costs and the persistence of the size, value and momentum premiums on the Johannesburg Stock Exchange (JSE). Two arbitrage costs are considered: transaction and holding costs. Transaction costs refer to indirect and direct costs of engaging... -
Remittances, mobile phones and informality: Insights from Cameroon
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Nathanael Ojong --- Department of Business Administration, CanadaResearch on mobile phones abound. However, the use of the mobile phone as an informal value transfer mechanism has received little attention. This paper attempts to fill this lacuna in academic literature by focusing on the ‘why’ and ‘how’ of... -
Metropolitan nomads: a journey through Jo’burg’s “little Mogadishu”
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Nereida Ripero-Muñiz --- Modern Languages, School of Literature, Language and Media, South Africa Salym Fayad --- , South AfricaMayfair, a Johannesburg suburb, is a place where the lives of hundreds of Somalis intersect: a space of opportunity for some, a place of refuge for others, and a home away from home for the Somali diaspora in the city... -
Reinscriptions of “stateless” socialities in South Africa: some thoughts on “Metropolitan nomads: a journey through Jo’burg’s ‘little Mogadishu’”
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Daniel K. Thompson --- Department of Anthropology, United States of AmericaIn this commentary, Daniel K. Thompson critically assesses Nereida Ripero-Muñiz and Salym Fayad’s photo essay, “Metropolitan Nomads: A Journey through Jo’burg’s ‘Little Mogadishu.’ The essay is published alongside this commentary. -
Seasonality in the cross section of factor premia
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Adam Zaremba --- Department of Investment and Capital Markets, PolandThis study examines the seasonality effect in the cross section of factor premia representing a broad set of stock market strategies. Using cross-sectional and time-series tests, we investigated the cross-sectional seasonality of market, value, size, momentum, quality and low-risk premia... -
Bardet–Biedl syndrome: expect the unexpected, suspect the unsuspected
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Larissa Cronjé --- Perioperative Research Group, Department of Anaesthesiology and Critical Care, South AfricaThis is the first reported description of Bardet–Biedl syndrome (BBS) with the combination of a malacic bifid epiglottis and anterior laryngeal web. Anaesthesia for BBS has numerous concerns and these are reviewed, focusing on features that manifest not only in... -
Primary peritoneal carcinosarcoma arising from the secondary Müllerian system: case report and literature review
Item type: Journal Article • Journal: Southern African Journal of Gynaecological Oncology • Authors: Rohini Vinayak Kulkarni --- Gynaecological Oncology Resident, India Rani Akhil Bhat --- Senior Consultant and Head of Department, Gynaecological Oncology, India Vibhawari Dhakharia --- Department of Gynaecological Oncology, India Jagannath Dixit --- Department of Surgical Oncology, India Aparna Gangoli --- Department of Pathology, India Kunal Sharma --- Department of Pathology, IndiaCarcinosarcomas, also known as malignant mixed Müllerian tumours (MMMT), are aggressive neoplasms that are biphasic as they contain both carcinomatous and sarcomatous elements. Most commonly arising from the endometrium, extragenital carcinosarcomas are extremely rare and most cases develop from the... -
Menstrual abnormalities amongst female South African Hajj pilgrims: a cross-sectional study
Item type: Journal Article • Journal: South African Family Practice • Authors: S Parker --- South African Society of Travel Medicine (SASTM), South Africa S Omar --- Intensive Care Unit, Chris Hani Baragwanath Academic Hospital, University of Witwatersrand, South Africa OH Mahomed --- Discipline of Public Health Medicine, South AfricaIntroduction: Hajj (pilgrimage), the fifth pillar of Islam, is obligatory for every Muslim, male or female, provided that he/she is physically and financially able to do so, at least once in his/her lifetime. One of the rituals of Hajj requires... -
Less pain, more gain: Volatility-adjusted residual momentum in international equity markets
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Adam Zaremba --- Department of Investment and Capital Markets, Poland Mehmet Umutlu --- Department of International Trade and Finance, Turkey Alina Maydybura --- Dubai Business School, United Arab EmiratesWe offer a new type of momentum strategy — the volatility-adjusted residual momentum (VARMOM) — which is based on average past residuals scaled with their volatility. We demonstrate its application for international asset allocation within 51 country indexes and 888... -
Thromboelastography in mild, chronic liver disease: challenging conventional coagulation tests preceding liver biopsy
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: LR Veronese --- Department of Anaesthesia and Perioperative Medicine, South Africa M Miller --- Department of Anaesthesia and Perioperative Medicine, South Africa WC Spearman --- Division of Hepatology, Department of Medicine, South AfricaPatients presenting for liver biopsy may have a deficiency of the synthetic function of the liver. They commonly undergo testing of their INR, which is used to decide if there may be a bleeding risk and if that needs to... -
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... -
Maize responses to reduced tillage, different plant residue mulch and nitrogen fertiliser on granitic sandy soils of Zimbabwe
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Walter Mupangwa --- International Maize and Wheat Improvement Centre (CIMMYT), Southern Africa Regional Office, Zimbabwe Isaiah Nyagumbo --- International Maize and Wheat Improvement Centre (CIMMYT), Southern Africa Regional Office, Zimbabwe Eleanor Mutsamba --- International Maize and Wheat Improvement Centre (CIMMYT), Southern Africa Regional Office, Zimbabwe Blessing Mhlanga --- International Maize and Wheat Improvement Centre (CIMMYT), Southern Africa Regional Office, Zimbabwe Jefias Mataruse --- International Maize and Wheat Improvement Centre (CIMMYT), Southern Africa Regional Office, ZimbabweMulching in smallholder conservation agriculture (CA) systems is constrained by lack of adequate crop residues. A three-year study assessed the effects of reduced tillage systems combined with different plant residue mulch and nitrogen (N) fertiliser on nitrogen uptake using the... -
Architectures of visibility and invisibility: a reflection on the secret affinities of Johannesburg’s cross-border shopping hub
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Tanya Zack --- School of Architecture and Planning, Thireshen Govender --- Graduate School of Architecture, South AfricaThe inner city of Johannesburg, South Africa, is the site of an intense wholesale and retail trade in fast fashion. Here mostly migrant entrepreneurs supply billions of rand worth of Chinese apparel to local and cross-border shoppers from across sub-Saharan... -
Architecture-by-migrants: the porous infrastructures of Bellville
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Huda Tayob --- The Bartlett School of Architecture, United KingdomThis paper takes as its subject a series of contingent mixed-use urban markets that have been established in Cape Town, South Africa, by migrants, refugees and asylum seekers from various parts of the African continent. It argues that migrant spaces... -
Sex work among female workers in the traditional mining sector in Mali – results from the ANRS-12339 Sanu Gundo cross-sectional study in 2015
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Cheick Haïballa Kounta --- Aix Marseille University, France Luis Sagaon-Teyssier --- Aix Marseille University, France Hubert Balique --- Aix Marseille University, France Fodié Diallo --- ARCAD Sida, Mali Nikos Kalampalikis --- University Lyon 2, France Marion Mora --- Aix Marseille University, France Michel Bourrelly --- Aix Marseille University, France Marie Suzan-Monti --- Aix Marseille University, France Bruno Spire --- Aix Marseille University, France Bintou Dembélé Keita --- ARCAD Sida, MaliFemale sex workers (FSW) in mining sites are considered to be at very high risk of HIV infection. We aimed to characterize FSW at the Kôkôyô artisanal gold mining site in Mali, and identify factors associated with sex work using... -
“There is life in this place”: “DIY formalisation,” buoyant life and citizenship in Marikana informal settlement, Potchefstroom, South Africa
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Hestia Victor --- Department of Social Anthropology, South AfricaTheir shack settlement labelled “too informal” to receive basic service provision, the residents of Marikana informal settlement, in Potchefstroom, North West province, South Africa, planned and executed what was locally referred to as “DIY formalisation” in order to politically appeal... -
Ethnographic evidence versus theoretical models: reminiscences and reflections on a linear proletarianisation model for Southern Africa
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Andrew D. Spiegel --- , South AfricaConceptualising what was seen as the proletarianisation of Southern Africa’s working people was a significant analytical preoccupation of the social sciences in the 1970s. Considering that the region’s political economy was dependent on migrant labour, anthropologists and others sought to... -
The effect of cadmium toxicity on Oreochromis niloticus and human health
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: K Abougabal --- , Egypt WA Moselhy --- , Egypt FMM Korni --- , EgyptCadmium levels below permissible limits can be toxic, affecting the health of exposed aquatic organisms and ultimately human health. Although cause and effect links between aquatic organisms and human health have not been elicidated, this study evaluated the effect of... -
A retrospective study of the epidemiology and histological subtypes of ovarian epithelial neoplasms at Charlotte Maxeke Johannesburg Academic Hospital
Item type: Journal Article • Journal: Southern African Journal of Gynaecological Oncology • Authors: Lusela Pillay --- , South Africa Reubina Wadee --- , South Africa -
The effect of adjacent vegetation on fire severity in Afrotemperate forest along the southern Cape coast of South Africa
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Brandon Giddey --- , South Africa Johan A Baard --- , South Africa Lufuno Vhengani --- , South Africa Tineke Kraaij --- , South AfricaRecently two large wildfires (around the towns of Knysna in 2017 and George in 2018) jointly burnt over 80 000 ha in the southern Cape, South Africa. Here, patches of closed-canopy Afrotemperate forest occur within a matrix of fire-prone (native)... -
Entrepreneurship and the innovation ecosystem policy: A case study in post-conflict Somalia
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Ephraim Daka --- , Finland Sadiyo A Siad --- , Mogadishu, SomaliaThe science, technology and innovation (STI) framework is a fundamental catalyst for economic development, growth, and sustainability. Somalia has been recording moderate economic growth despite external shocks related to security, drought, and famine. However, there are severe shortcomings in the... -
Small mammal species diversity and distribution in the Selous ecosystem, Tanzania
Item type: Journal Article • Journal: African Zoology • Authors: Aenea Saanya --- , United Republic of Tanzania Apia Massawe --- , United Republic of Tanzania Rhodes Makundi --- , United Republic of TanzaniaThreats to ecosystems are ever increasing from different drivers mostly being linked to anthropogenic activities. This has brought about various measures to restore/protect the wildlife in these areas. Considering the background of most protected areas in East Africa, small mammals... -
How does (C)CAPM digest anomalies?
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Qi Shi --- , ChinaIn a pioneering effort, we re-evaluate the performance of (C)CAPM (joint CAPM and consumption CAPM) in digesting a large number of anomalies. Our key contribution illustrates that the performance of (C)CAPM appears to be quite sensitive to the choice of... -
Financial constraints and the financial distress puzzle: Evidence from a frontier market before and during the Covid-19 pandemic
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Khoa Dang Duong --- , Vietnam Linh Thi Diem Truong --- , Vietnam Tran Ngoc Huynh --- , Vietnam Quang Thu Luu --- , VietnamWe are the first ever to examine the financial constraints and distress risk puzzle of listed manufacturing firms in Vietnam. We employ different estimation methods such as portfolio sorting, Fama Macbeth regression, and asset pricing models to analyse a sample... -
Higher moments and industry momentum returns
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Xiaoyue Chen --- , Australia Bin Li --- , Australia Andrew C. Worthington --- , AustraliaMotivated by the demonstrated profitability of industry momentum strategies and the established explanatory power of higher moments for momentum returns at the firm level, we investigate the relation between higher moments and industry momentum returns. We use January 1970 to... -
Validation of lipid extraction and correction methods for stable isotope analysis of freshwater food webs in southern Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: A van der Merwe --- , South Africa A Myburgh --- , South Africa G Hall --- , South Africa A Kaiser --- , South Africa S Woodborne --- , South AfricaStable isotope analysis is ubiquitous as a method to investigate food-web dynamics at various scales in aquatic ecology. Most studies make use of dorsal muscle tissue, which involves lethal sampling of the fish. The sampling of muscle tissue is often... -
On the parabolicity of linear Weingarten spacelike submanifolds in the de Sitter space
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Railane Antonia --- Universidade Federal da Paraíba, Brazil Henrique F. de Lima --- Universidade Federal de Campina Grande, BrazilIn this paper, we deal with complete linear Weingarten spacelike sub-manifold immersed with parallel normalized mean curvature vector in de Sitter space of index p. Imposing appropriate restrictions on the values of the mean curvature function H, we establish a... -
Aprosdoketophis andreonei, a new genus and species of snake from Somalia (Serpentes: Colubridae: Boiginae)
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Van Wallach --- , USA Benedetto Lanza --- Museo di Storia Naturale dell'Università di Firenze, Sezione di Zoologia “La Specola”, Italy Annamaria Nistri --- Museo di Storia Naturale dell'Università di Firenze, Sezione di Zoologia “La Specola”, ItalyAn aglyphous colubroid snake representing a new genus and species is described from Somalia. It is a terrestrial form that inhabits xerophytic woodlands. A comparison with both African and extralimital genera indicates that its relationships lie with the opisthoglyph Boiginae... -
Clinical and ultrasound characteristics distinguishing benign and malignant thyroid nodules in Johannesburg, South Africa
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: Kershlin Naidu --- Netcare Waterfall City Hospital, South Africa Victoria Saksenberg --- Netcare Waterfall City Hospital, South Africa Nasrin Goolam Mahyoodeen --- Netcare Waterfall City Hospital, South Africa -
Subjective socioeconomic status and envy in Chinese collectivist culture: The role of sense of control
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Menghao Ren --- Hunan Normal University, China Shengqi Zou --- Hunan Normal University, China Jin Wang --- , China Ruiting Zhang --- Hunan Normal University, China Daoqun Ding --- Hunan Normal University, ChinaThis study explored the relationship between subjective socioeconomic status (SSS) and envy, as well as the role that sense of control plays in this relationship in the Chinese collectivist culture. Participants were 927 Chinese adults (female = 64.8%; mean age... -
Frame presentations of compact hedgehogs and their properties
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Igor Arrieta --- University of Coimbra, Portugal Javier Gutiérrez García --- University of the Basque Country UPV/EHU, Spain Jorge Picado --- University of Coimbra, PortugalThis paper considers the compact hedgehog as a frame presented by generators and relations, based on the presentation of the frame of extended real numbers. The main focus will be on the point-free version of continuous and semi-continuous functions that... -
Navigating Interiorised Dissonance: Somali Women’s Identity, Agency and The Language of Apparel in Nadifa Mohamed’s The Orchard of Lost Souls
Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: R.J. Lim --- Stellenbosch University, South AfricaNadifa Mohamed wrote The Orchard of Lost Souls with the impetus of foregrounding Somali women’s intimate experiences throughout the social and political upheaval during the prelude to the Somaliland-Somalia civil war. The Somali people’s centuries-cultivated homogeneity through culture and way... -
Two new species of Hemidactylus Goldfuss, 1820 (Squamata: Gekkonidae) from the coastal areas of northern Somaliland
Item type: Journal Article • Journal: African Zoology • Authors: Tomáš Mazuch --- Mendel University, Czech Republic Vojtěch Janák --- Charles University, Czech Republic Doubravka Velenská --- Charles University, Czech Republic Annamaria Nistri --- Museo di Storia Naturale dell’Univesità degli Studi di Firenze, Italy Hassan Sh Abdirahman Elmi --- Charles University, Czech Republic Jiří Šmíd --- Charles University, Czech RepublicThe taxonomy of many Hemidactylus geckos from the Horn of Africa has recently been evaluated. However, the lack of fresh material for some species and also regions has led to the misidentification of some taxa and an underestimation of the... -
Notes on sublocales and dissolution
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Jorge Picado --- University of Coimbra, Portugal Aleš Pultr --- Charles University, Czech RepublicThe dissolution (introduced by Isbell in [3], discussed by Johnstone in [5] and later exploited by Plewe in [12, 13]) is here viewed as the relation of the geometry of L with that of the more dispersed T(L) = S(L)op... -
The impact of innovation on formalization and job creation of informal SMEs in Cameroon: Evidence from the World Bank Enterprise Survey
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Faustine Kede Ndouna --- University of Dschang, Applied Microeconomy Research Centre (REMA), Cameroon Roger Tsafack Nanfosso --- Dschang School of Economics and Management, Research in Applied Microeconomics (REMA), University of Dschang, Cameroon,This study aims to examine the impact of innovation on the formalization and job creation of informal SMEs in Cameroon, using data from the World Bank Enterprise Survey 2016. The study found that while technological innovation increases the chances of... -
Evolutionary relationships in the African frog family Ptychadenidae, including the first molecular analysis, range extension, and distribution modelling of the monotypic genus Lanzarana
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Tadeáš Nečas --- , Czech Republic Tomáš Mazuch --- Mendel University, Czech Republic Janis Czurda --- , Czech Republic Hassan Sh Abdirahman Elmi --- Charles University, Czech Republic Mark-Oliver Rödel --- , Germany Václav Gvoždík --- , Czech RepublicThe family Ptychadenidae contains three ecologically and morphologically distinct genera: the widespread, species-rich and above-ground dwelling Ptychadena, the less widespread and diverse, burrowing Hildebrandtia, and the little-known, burrowing, monotypic Lanzarana, endemic to Somalia. Previous morphological studies placed Lanzarana in a... -
Assessing the adoption potential of online currency exchange systems: A case study of currency dealers in Mogadishu, Somalia
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Mohamed Ibrahim Nor --- SIMAD University, Somalia Abdifatah Farah Ali --- SIMAD University, SomaliaThis study investigates the readiness of currency dealers in Somalia to adopt online currency exchange systems, addressing the research question: What factors influence the acceptance and adoption of online currency exchange platforms in an unregulated market? Using a quantitative approach,... -
Access to PrEP for cis and transgender women: Developing and implementing a community-based intervention adapted to populations exposed to HIV in Mali, Morocco, and Mauritius
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Mustapha Sodqi --- Association de Lutte Contre le Sida, Morocco Amal Ben moussa --- Association de Lutte Contre le Sida, Morocco Rosemary Delabre --- , France Rime Barrakad --- Association de Lutte Contre le Sida, Morocco Luis Sagaon Teyssier --- Aix-Marseille University, France Niloufer Khodabocus --- Lutte contre le SIDA, Mauritius Sofia Fathi --- Association de Lutte Contre le Sida, Morocco Fodié Diallo --- ARCAD Santé PLUS, Mali Patrice Monvoisin --- Lutte contre le SIDA, Mauritius Bintou Keita Dembele --- ARCAD Santé PLUS, Mali Annette Treebhoobun --- Lutte contre le SIDA, Mauritius Naoual Laaziz --- Association de Lutte Contre le Sida, Morocco Lahoucine Ouarsas --- Association de Lutte Contre le Sida, Morocco Daniela Rojas Castro --- , France Mehdi Karkouri --- Association de Lutte Contre le Sida, MoroccoBackground: Pre-exposure prophylaxis (PrEP) is recommended as part of a comprehensive HIV prevention approach, but its uptake among women, particularly those in key populations, remains limited. -
A Portuguese urban vegetable garden under the gaze of hospitality
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Cynthia Luderer --- Social Sciences Institute, University of Minho, PortugalThis work concerns an urban vegetable garden in the north-west of Portugal and aims to describe the hospitality surrounding this environment. This study resulted from a two-year field investigation, which was methodologically driven by ethnography and supported by the anthropology... -
Uhlalutyo nzulu lwemirhiba engolwaphulomthetho ngabomthetho kwiinoveli zesiXhosa ezichongiweyo
Item type: Journal Article • Journal: South African Journal of African Languages • Authors: Siziwe Everrette Dlepu --- Walter Sisulu University, South AfricaInjongo yolu phando kukuxavatha umba wolwaphulomthetho olwenziwa ngabomthetho nangona bekumele ukuba bakhusela umthetho noluntu ngokubanzi. Kufumaniseka ukuba ngabo abatshotsh’entla kulwaphulomthetho oluqhubeka umhla nezolo, noluye lufake uluntu engozini. Ingcingane eyithiyori yomthetho wendalo yiyo ekuqanyelwe ngayo xa kuxavathwa olu phando. Le thiyori...