Browsing by Title
Now showing items 3993-4012 of 7879
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Legume phylogeny and classification in the 21st century: Progress, prospects and lessons for other species-rich clades
(Botanischer Garten und Botanisches Museum, 2013)The Leguminosae, the third-largest angiosperm family, has a global distribution and high ecological and economic importance. We examine how the legume systematic research community might join forces to produce a comprehensive ... -
Leisure athletes at risk of medical complications: outcomes of pre-participation screening among 15,778 endurance runners - SAFER VII
(Taylor & Francis, 2018)OBJECTIVE: International guidelines for pre-participation screening of masters/leisure athletes to identify those that require medical assessment exist, but have not been implemented in mass-community based sports events. ... -
Leisure boredom and adolescent risk behaviour: a systematic literature review
(Taylor & Francis, 2009)There has been very little research investigating leisure boredom and risk behaviour among adolescents in South Africa. A systematic review of literature was conducted to synthesise current knowledge within the field of ... -
Leisure boredom and high school dropout in Cape Town, South Africa
(Elsevier, 2008)This prospective cohort study investigated whether leisure boredom predicts high school dropout. Leisure boredom is the perception that leisure experiences do not satisfy the need for optimal arousal. Participants completed ... -
Leisure boredom, timing of sexual debut, and co-occurring behaviors among South African adolescents
(Springer, 2021-08)Sex during adolescence is normative; however, there are substantial individual differences in the timing and context of sexual debut. Leisure boredom is an underexplored correlate of sexual behavior that is associated with ... -
Leisure constraints for adolescents in Cape Town, South Africa: a qualitative study
(Taylor and Francis, 2010)This study identified leisure constraints, constraints negotiation strategies, and their relative frequencies among 114 high school students from one under-resourced area of South Africa. Through focus group discussions, ... -
Leisure pursuits in South Africa as observed during the COVID-19 pandemic
(Taylor & Francis, 2020)This paper aims to present the leisure pursuits in South Africa as observed during the COVID-19 pandemic. While the world was hit by the pandemic as early as January 2020, South Africa recorded its first case on 5 March ... -
Lenses and levels: the why, what and how of measuring health system drivers of women’s, children’s and adolescents’ health with a governance focus
(BMJ, 2019)Health systems are critical for health outcomes as they underpin intervention coverage and quality, promote users’ rights and intervene on the social determinants of health. Governance is essential for health system ... -
Lenses In VoicE (LIVE): Searching for strong gravitational lenses in the VOICE@VST survey using Convolutional Neural Networks
(Monthly notices of the Royal Astronomical Society, 2021)We present a sample of 16 likely strong gravitational lenses identified in the VST Optical Imaging of the CDFS and ES1 fields (VOICE survey) using Convolutional Neural Networks (CNNs). We train two different CNNs on composite ... -
Leopard tortoises in southern Africa have greater genetic diversity in the north than in the south (Testudinidae)
(Wiley, 2018)In contrast to mammals, little is known about the phylogeographic structuring of widely distributed African reptile species. With the present study, we contribute data for the leopard tortoise (Stigmochelys pardalis). It ... -
Leopards and mesopredators as indicators of mammalian species richness across diverse landscapes of South Africa
(Elsevier, 2021)The rapid extinction of species over the past few decades has created a biodiversity crisis. Factors contributing to recent extirpations are linked to increased human population growth, habitat loss and fragmentation, and ... -
Leptin deficiency, caused by malnutrition, makes you susceptible to sars-cov-2 infection but could offer protection from severe Covid-19
(American Society for Microbiology, 2021)In much of the developing world, severe malnutrition is the most prevalent cause of immunodeficiency and affects up to 50% of the population in some impoverished communities. As yet, we do not know how severe acute ... -
Leptophytum foveatum Chamberlain & Keats (Rhodophyta, Corallinales) retaliates against overgrowth by other encrusting algae
(Elsevier, 1994)The encrusting coralline alga, Leptophytum foveatum, is the most abundant crustose alga in the lower eulittoral zone at Yzerfontein and other exposed sites on the West Coast of South Africa. The surface of this species is ... -
Lesbians and the Civil Union Act in South Africa: a critical reflection
(Jacana Media, 2008)Introduction: South Africa is a country that warrants specific interest in the exploration of the significance of the liberal rights that have been assigned to homosexuals in the context of its quest towards citizenship ... -
Lessons from Carolina: Acid mine drainage, access to water and intergovernmental relations
(Local Government Bulletin, 2012-10)Initiatives such as the Blue Drop and Green Drop certification programmes indicate government's commitment to improving the quality of drinking water. However, while many municipalities have made progress, there are still ... -
Lessons from litigating for sexual and reproductive health and rights in Southern Africa
(Taylor & Francis group, 2021)This chapter focuses on lessons learnt from the experiences of the Southern Africa Litigation Centre (SALC) in instituting and supporting strategic litigation on sexual and reproductive health rights in Southern Africa. ... -
Lessons from the evaluation of a public out-patient substance abuse treatment programme in the Western Cape
(Dept. of Social Work, Stellenbosch University, 2013)Substance abuse is widely regarded as a major health and social problem in South Africa, and particularly in the Western Cape (Corrigall, Ward, Stinson, Struthers, Frantz, Lund, Flisher & Joska, 2007; Myers, Fakier & Louw, ... -
Lessons from the past: Remand detention and pre-trial services
(Institute for Security Studies (ISS), 2013)A 1997 project established by the Vera Institute of Justice, a New York-based non-government organisation, aimed to alleviate overcrowding in South African prisons by assisting magistrates in bail proceedings and thereby ... -
Lessons learned from working with rural farm women on Middelpos farm, Swartland municipality, west coast, Western Cape.
(University of Western Cape, 2021)I have a vision of creating an alternate rural economy that does things differently and gets better results. To put it into context, I live on an isolated farm which is part of a land reform programme. I often wish the ... -
Lessons learnt during covid-19 lockdown: A qualitative study of south african families
(Elsevier, 2021-11)In a pandemic, such as COVID-19, with every single person struggling to deal with the unknown, it is often within the family that support is found but it is also within the family that circumstances, contexts and behaviours ...
