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Economical alternatives for topogenous peat as casing material in the cultivation of Agaricus bisporus in South Africa
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: A. Eicker --- Department of Botany, Republic of South Africa Martmari van Greuning --- Department of Botany, Republic of South AfricaSphagnum peat moss is used in most countries as a casing material in the cultivation of Agaricus bisporus. Since South Africa has no peat moss, suitable substitutes for it have to be found. Nine potential materials were screened as casing... -
Open-top chamber facility to study air pollution impacts in South Africa. Part II: SO2–drought interactions on yield, photosynthesis and symbiotic nitrogen fixation in soybean
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: E Heyneke --- School of Environmental Science and Development, South Africa AJ Strauss --- School of Environmental Science and Development, South Africa RJ Strasser --- Bioenergetics Laboratory, Switzerland GHJ Krüger --- School of Environmental Science and Development, South AfricaSouth Africa has an extremely energy-intensive economy, resulting in substantial air pollution through its coal-fired power stations. Modelled sulphur dioxide (SO2) concentrations on the central Highveld mostly range between 10 and 50 ppb, exceeding 50 ppb in source areas. Well-watered... -
Estimating One's Own and Others' Multiple Intelligence: A Cross-Cultural Study from Guinea Bissau and Portugal
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Félix Neto --- Universidade do Porto, Portugal Adrian Furnham --- Department of Psychology, UK Maria da Conceição Pinto --- Universidade do Porto, PortugalThis study examined the estimations of multiple intelligences for self, partner and parents. One hundred and fifty two students (males = 81, females = 68, and 3 have not indicated their sex; mean age = 24.02, SD = 3.08) from... -
Phenotypic characterisation in interspecific and intergeneric hybrids of the clariid catfishes Heterobranchus longifilis, Clarias gariepinus and Clarias anguillaris in Nigeria
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: AA Akinwande --- Department of Fisheries Technology, Nigeria OA Fagbenro --- Department of Fisheries and Aquaculture, Nigeria OT Adebayo --- Department of Fisheries and Aquaculture, NigeriaThirty-nine morphometric and five meristic comparisons were carried out on 12-month-old interspecific and intergeneric hybrids of the African clariid catfishes Heterobranchus longifilis, Clarias gariepinus and Clarias anguillaris from experimental earthen ponds in Nigeria. Canonical discriminant analysis accounted for 89.4% of... -
Atypical femoral fractures
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: I Butler --- Division of Geriatrics, Department of Medicine, B Tipping --- Division of Geriatrics, Department of Medicine, R Bhaga --- Division of Orthopaedics, Department of Surgery, -
Marijuana use in Pregnancy: Anaesthetic Implications
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: KM Kuczkowski --- Departments of Anesthesiology and Reproductive Medicine, -
Mosquitoes as vectors of human disease in South Africa
Item type: Journal Article • Journal: South African Family Practice • Authors: PG Jupp --- National Institute for Virology and National Institute for Communicable Diseases,While malaria is the most important mosquito-borne disease in South Africa, there are also several mosquito-borne viruses that also cause human disease. The most significant are chikungunya, West Nile, Sindbis and Rift Valley fever viruses. In this review these are... -
The profile of disability grant applicants in Bishop Lavis, Cape Town
Item type: Journal Article • Journal: South African Family Practice • Authors: T Govender --- Stellenbosch University, G Mji --- Centre for Rehabilitation Studies,Background: Disability grants in South Africa increased from 600 000 in 2000 to almost 1.3 million in 2004. This rise can be attributed to the HIV/AIDS epidemic, South Africa's high rate of unemployment and possibly an increased awareness of constitutional... -
Paediatric ophthalmology at primary healthcare level
Item type: Journal Article • Journal: South African Family Practice • Authors: Mpopi Lenake --- Division of Ophthalmology, Groote Schuur Hospital, South Africa Nagib du Toit --- Division of Ophthalmology, Groote Schuur Hospital, South AfricaPaediatric patients make up a significant portion of the patient load at primary care level. Children can present at the primary care physician with a wide range of eye problems, some of which are serious enough to impair the quality... -
New evidence for a South Atlantic stock of humpback whales wintering on the Northwest African continental shelf
Item type: Journal Article • Journal: African Zoology • Authors: Koen Van Waerebeek --- COREWAM-Senegal, Musée de la Mer, Senegal Abdoulaye Djiba --- COREWAM-Senegal, Musée de la Mer, Senegal Jens-Otto Krakstad --- Institute of Marine Research, Norway Abdellahi Samba Ould Bilal --- Institut Mauritanien des Recherches Océanographiques et des Pêches (IMROP), Mauritania Idrissa L. Bamy --- Centre National des Sciences Halieutiques de Boussoura (CNSHB), Guinea Amadeu Almeida --- Centro de Investigaç ão Pesqueira Aplicada (CIPA), Guinea-Bissau Ebou Mass Mbye --- Fisheries Department, The GambiaSeventeen confirmed and four probable sightings of humpback whales, Megaptera novaeangliae, were documented from platform-of-opportunity Research Vessel (R/V) Dr. Fridtjof Nansen in a passing-mode visual survey of continental shelf waters between Conakry and Cap Vert Peninsula (Dakar), 21 October -5... -
Population increase and nest-site selection of Cattle Egrets Bubulcus ibis at a new colony in drylands of north-east Algeria
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Majda Sbiki --- Department of Natural and Life Sciences, Algeria Haroun Chenchouni --- Department of Natural and Life Sciences, Algeria Abdelkrim Si Bachir --- Department of Natural and Life Sciences, AlgeriaColony occupation by Cattle Egrets Bubulcus ibis at an arid location in north-east Algeria lasted from mid-March or April to August. The colony, which was founded in 2003, increased from 124 pairs in 2007 to 250 pairs in 2011 and... -
Phylogeny of Sindbis virus isolates from South Africa
Item type: Journal Article • Journal: Southern African Journal of Epidemiology and Infection • Authors: N. Storm --- Department of Microbiology and Plant Pathology, Faculty of Natural and Agricultural Sciences, J. Weyer --- Department of Microbiology and Plant Pathology, Faculty of Natural and Agricultural Sciences, W. Markotter --- Department of Microbiology and Plant Pathology, Faculty of Natural and Agricultural Sciences, P.A. Leman --- Centre for Emerging and Zoonotic Diseases, A. Kemp --- Centre for Emerging and Zoonotic Diseases, L.H. Nel --- Department of Microbiology and Plant Pathology, Faculty of Natural and Agricultural Sciences, J.T. Paweska --- Department of Microbiology and Plant Pathology, Faculty of Natural and Agricultural Sciences,Sindbis virus (SINV), the prototype virus in the genus, Alphavirus, is an arbovirus with an extensive geographical distribution. Birds are the main vertebrate hosts for SINV, while Culex mosquitoes serve as vectors and occasionally transmit the virus to humans, causing... -
Cannabis and mental illness in adolescents: a review
Item type: Journal Article • Journal: South African Family Practice • Authors: Saeeda Paruk --- Department of Psychiatry, Nelson R Mandela School of Medicine, South Africa Jonathan K Burns --- Department of Psychiatry, Nelson R Mandela School of Medicine, South AfricaThis article reviews the literature on the association between cannabis exposure and mental illness in adolescents and provides the clinician with an evidence base to address cannabis use with teenagers. Traditionally cannabis was considered a benign recreational drug with low... -
Status of birds of prey in Guinea-Bissau: first assessment based on road surveys
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Mohamed Henriques --- Marine and Environmental Sciences Centre (MARE), Portugal Miguel Lecoq --- BirdLife International, Senegal Hamilton Monteiro --- Coastal Planning Office, Guinea-Bissau Aissa Regalla --- Instituto da Biodiversidade e Áreas Protegidas (IBAP), Guinea-Bissau José P Granadeiro --- Centro de estudos do ambiente e do mar (CESAM), Departamento de Biologia Animal, Faculdade de Ciências, Portugal Paulo Catry --- Marine and Environmental Sciences Centre (MARE), PortugalSeveral studies have reported marked declines in populations of birds of prey across the African continent, including West Africa. However, there are still regions of which virtually nothing is known, as is the case for Guinea-Bissau. Because birds of prey... -
Nest-site characteristics and aspects of the breeding biology of the endangered Timneh Parrot Psittacus timneh in Guinea-Bissau
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Daniel C Lopes --- Faculty of Sciences, Portugal Rowan O Martin --- World Parrot Trust, UK Mohamed Henriques --- MARE – Marine and Environmental Sciences Centre, Portugal Hamilton Monteiro --- Coastal Planning Office, Guinea-Bissau Aissa Regalla --- Institute of Biodiversity and Protected Areas, Guinea-Bissau Quintino Tchantchalam --- Institute of Biodiversity and Protected Areas, Guinea-Bissau Bucar Indjai --- INEP – National Institute for Study and Research, Guinea-Bissau Seco Cardoso --- Institute of Biodiversity and Protected Areas, Guinea-Bissau Celestino Manuel --- Institute of Biodiversity and Protected Areas, Guinea-Bissau Manjaco Cunha --- Institute of Biodiversity and Protected Areas, Guinea-Bissau Domingos Cunha --- Institute of Biodiversity and Protected Areas, Guinea-Bissau Paulo Catry --- MARE – Marine and Environmental Sciences Centre, PortugalTimneh Parrots Psittacus timneh are endemic to the moist forests of West Africa. Concerns over rapid declines in populations due to overharvesting for the pet trade and forest loss prompted the species’ categorisation as Endangered on the IUCN Red List... -
Effect of peribulbar block on emergence agitation in children undergoing strabismus surgery under desflurane anaesthesia
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Jeetinder Kaur Makkar --- Department of Anaesthesia and Intensive Care, India Aswini Kuberan --- Department of Anaesthesia and Intensive Care, India Preet Mohinder Singh --- Department of Anaesthesia and Intensive Care, India Arun Magadi Gopinath --- Department of Anaesthesia and Intensive Care, India Kajal Jain --- Department of Anaesthesia and Intensive Care, India Jaspreet Singh --- Department of Ophthalmology, India Narinder Pal Singh --- Department of Anaesthesia and Intensive Care, IndiaBackground: Strabismus surgery in children may be associated with a high incidence of emergence agitation that may be related to pain and visual disturbances. The objective was to evaluate the effect of peribulbar block on the incidence of emergence agitation... -
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... -
Primate diversity and species’ distributions in Maze National Park, southern Ethiopia
Item type: Journal Article • Journal: African Zoology • Authors: Muluneh Dansa --- , Ethiopia Wondimagegnehu Tekalign --- , EthiopiaInformation on animal diversity and distribution is essential for designing management plans for conservation. This study aimed to investigate primate diversity and species’ distributions in the Maze National Park, southern Ethiopia. The study was conducted during the dry season (January–March)... -
“When you mix the best of high society with the best of high society”: culinary cannabis and the US hospitality industry
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Alana N Seaman --- University of North Carolina Wilmington, USAThe culinary use of cannabis in the US has increased dramatically in the wake of relaxed federal and state laws governing the production, distribution, possession and use of it and its derivatives. While cannabis refers to both hemp and marijuana... -
On norm-attainment in (symmetric) tensor products
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Sheldon Dantas --- Universitat Jaume I, Spain Luis C. García-Lirola --- Universidad de Zaragoza, Spain Mingu Jung --- POSTECH, Republic of Korea Abraham Rueda Zoca --- Universidad de Murcia, SpainIn this paper, we introduce a concept of norm-attainment in the projective symmetric tensor product of a Banach space X, which turns out to be naturally related to the classical norm-attainment of N -homogeneous polynomials on X. Due to this... -
Sunning in Yellow Bishops Euplectes capensis
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: H Dieter Oschadleus --- University of KwaZulu-Natal, South Africa Philipp H Boersch-Supan --- , United KingdomTwo photographic records of a Yellow Bishop Euplectes capensis apparently sunning, at the West Coast National Park, South Africa, are described. There are very few records of sunning in weavers, and this is the first record for this species. -
Species delimitation and molecular phylogeny of the grasshopper subfamily Gomphocerinae (Orthoptera: Acrididae) from Algeria based on mitochondrial and nuclear DNA markers
Item type: Journal Article • Journal: African Zoology • Authors: --- University of Biskra, Algeria --- University of Biskra, Algeria --- Henan University of Urban Construction, China --- Shaanxi Normal University, People’s Republic of ChinaGomphocerinae grasshoppers (Orthoptera: Acrididae) are generally characterised by their polymorphism and cryptic diversity, which can be confusing when relying on morphological identification alone. DNA taxonomy serves as a powerful molecular tool for species identification and biodiversity assessment. In the context... -
Influence of groups of points on estimates of the parameters of moult
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Les G Underhill --- University of Cape Town, South Africa Tanya Scott --- University of Cape Town, South AfricaThe Underhill–Zucchini model of avian moult is a statistical simplification for the analysis of primary moult, a complex biological system in birds. As with all such models, conclusions can be biased if a subset of the data used to fit...