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AN EXPERIMENTAL EVALUATION OF THE INFLUENCE OF TEMPERATURE ON THE NATURAL RATE OF INCREASE OF DAPHNIA PULEX DE GEER
Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: J.G. van As --- Department of Zoology, South Africa C. Comhrinck --- Department of Zoology, South Africa A.J. Reinecke --- Department of Zoology, South AfricaCohorts of Daphnia pulex from Boskop Dam, an irrigation reservoir near Potchefstroom, Transvaal, were kept at natural food levels under constant temperatures of 10, 15 and 20°C as well as under conditions of temperature with a diurnal fluctuation varying between... -
Variable community responses to herbivory in fire-altered landscapes of northern Patagonia, Argentina
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: T Kitzberger E Raffaele T VeblenLandscapes in northern Patagonia have undergone dramatic changes in fire regimes over the last century. Superimposed on this changing vegetation mosaic are impacts from introduced herbivores. In this paper we identify synergistic interactions developing into positive fire-herbivory feedbacks that maximise... -
Influence of sward defoliation and soil disturbance on seedling emergence and survival in the Southern Tall Grassveld
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: K.M. Adams --- Department of Zoology, Republic of South AfricaSeedling emergence, survival and species composition were recorded on vegetation subjected to seven practicably feasible soil and defoliation treatments. Soil disturbance, with defoliation removal, produced the greatest number of emergents; these also had the best survivorship compared to other treatments... -
The School Functioning of Individuals with Childhood Experiences of Sexual Abuse: Results and Implications of a South African Study
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Tlakale Nareadi Phasha --- University of Johannesburg,This study investigated the school functioning of individuals with childhood sexual experiences in South Africa. The nature of the study was qualitative, and employed two data collection strategies: in-depth individual interviews with 22 survivors of child sexual abuse and focus... -
Satellite telemetry of Afrotropical ducks: methodological details and assessment of success rates
Item type: Journal Article • Journal: African Zoology • Authors: Graeme S. Cumming --- Percy FitzPatrick Institute, DST/NRF Center of Excellence, University of Cape Town, Rondebosch, South Africa Mduduzi Ndlovu --- Percy FitzPatrick Institute, DST/NRF Center of Excellence, University of Cape Town, Rondebosch, South AfricaDespite widespread and increasing use of solarpowered satellite transmitters to tag wild birds, there are few published articles that detail how transmitters should be attached to different species and even fewer assessments of the overall field success of telemetry projects... -
Shipwreck survivor camps: A neglected terrestrial component of maritime archaeology in South Africa
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Elizabeth van Tonder --- Department of Anthropology and Archaeology, South AfricaIn South Africa there has been limited systematic investigation of shipwreck survivor camps as an archaeological phenomenon. In most cases these sites are investigated purely as an adjunct to work on the associated wreck. The aim of this paper is... -
Childhood sexual abuse trauma-causing dynamics experienced by women survivors: A scoping literature review
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Marinda Henning --- School of Behavioural Sciences, Faculty of Humanities, Optentia Research Focus Area, South Africa Hayley J. Walker-Williams --- School of Behavioural Sciences, Faculty of Humanities, Optentia Research Focus Area, South Africa Ansie Fouché --- School of Behavioural Sciences, Faculty of Humanities, Optentia Research Focus Area, South AfricaThis scoping literature review reports on the major themes to emerge from 23 retrospective studies on the trauma-causing dynamics experienced by women survivors of a historical childhood sexual abuse (CSA) trauma. We identified the studies from searching the following data... -
Correlates of Post-Traumatic Stress Disorder diagnosis among rape survivors: Results and implications of a South African study
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Nombulelo Veronica Sepeng --- Department of Nursing Science, Faculty of Health Sciences, Prinshof Campus, School of Health Care Sciences, South Africa Lufuno Makhado --- Department of Nursing Science, Faculty of Health Sciences, South AfricaThis study aimed to describe factors associated with the experience of Post-Traumatic Stress Disorder (PTSD) among rape survivors. Participants were female survivors attending a treatment centre in South Africa (black = 85%, coloured = 15%; age range = 18 to... -
Psychological management intervention guidelines for rape survivors with post-traumatic stress disorder (PTSD): A brief exploratory systematic literature review
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Nombulelo Veronica Sepeng --- Faculty of Health Sciences, Prinshof Campus, Department of Nursing, South Africa Lufuno Makhado --- School of Health Sciences, Research office, South AfricaThis exploratory systematic literature review aimed to characterise the current evidence on psychological management intervention guidelines for use with rape survivors with post-traumatic stress disorder (PTSD) symptoms. For the data searches we accessed the following electronic databases: Google Scholar, Science... -
Present practices of rape care management in Thuthuzela Care Centres of the North West Province
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Nombulelo Veronica Sepeng --- Faculty of Health Sciences, Prinshof Campus, School of Health Care Sciences, South Africa Lufuno Makhado --- Research Office, School of Health Sciences, South AfricaWe aimed to characterise practices of rape care management centres in a South African setting. Participants were rape survivors consulted in Thuthuzela care centres of the North West Province. They indicated which acute medical management they received when reporting rape,... -
The population dynamics of four grass species in relation to burning in the KwaZulu-Natal Drakensberg
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Colin S Everson --- , South Africa Terry M Everson --- , South Africa Craig D Morris --- , South AfricaMarked tillers of Heteropogon contortus, Trachypogon spicatus, Tristachya leucothrix and Harpochloa falx were sampled regularly over a two-year period in Highland Sourveld burnt annually in winter and biennially in spring. Parameters recorded were height of shoot apex, tiller mass, number... -
Forgetting to take HIV antiretroviral therapy: a qualitative exploration of medication adherence in the third decade of the HIV epidemic in the United States
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: R. Freeman --- , USA M. Gwadz --- New York University Silver School of Social Work, USA K. Francis --- New York University Silver School of Social Work, USA E. Hoffeld --- New York University Silver School of Social Work, USAOptimal adherence to HIV antiretroviral therapy (ART) is challenging, and racial/ethnic disparities in adherence rates are substantial. The most common reason persons living with HIV (PLWH) give for missed ART doses is forgetting. We took a qualitative exploratory approach to...
