Browsing by Title
Now showing items 2047-2066 of 7879
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Effects of land use change on streamflow and stream water quality of a coastal catchment
(South African Water Research Commission, 2017)This study aimed to link land cover/use change to water quality in an important water supply coastal catchment. The approach followed a spatial and temporal analysis of historical catchment land use change to assess how ... -
Effects of Leonotis leonurus aqueous extract on the isolated perfused rat heart
(Open Access Science Research Publisher, 2012)The use the aqueous decoction of Leonotis leonurus (L. leonurus) (Ll) R. Br. (Lamiaceae) in the treatment of hypertension (HPT) in traditional medicine is well documented. The effect of the aqueous extract of LI on the ... -
The effects of long-term exclusion of the limpet Cymbula oculus (Born) on the distribution of intertidal organisms on a rocky shore
(NISC (Pty) Ltd and Taylor & Francis, 2009)Zonation patterns on rocky shores are typically as a result of both physical factors and biological interactions. Physical factors generally set the upper limits of species distributions, while biological interactions ... -
The effects of parental monitoring and communication on adolescent substance use and risky sexual activity: A systematic review
(Bentham Open, 2015)AIM: The aim of the systematic study was to determine the effect of parenting practices on adolescent risk behaviours such as substance use and sexual risk behaviour. METHOD: Quantitative research studies were systematically ... -
The effects of production system and sex on the sensory quality characteristics of dorperb lamb
(Multidisciplinary Digital Publishing Institute (MDPI), 2020)The effect of production systems on the sensory quality characteristics of Dorper lambs was investigated. Sixty lambs (ewes, rams, castrates) were allocated into two production groups (feedlot or free-range) at weaning ... -
The effects of reporting on the realisation of children’s rights in Central Africa
(Pretoria University Law Press, 2020)State reporting is an integral part of the obligations to respect, protect, promote and fulfil children’s rights as set out in global and African human rights instruments, that is, the United Nations Convention on the ... -
The effects of silver nanoparticles on RAW 264.7. Macrophages and human whole blood cell cultures
(University of the Western Cape, 2019)Silver nanoparticles (AgNPs) are commonly found in consumer products due to their antimicrobial properties. This study evaluated the effects of AgNPs on the murine macrophage cell line RAW 264.7 and human whole blood cell ... -
Effects of strength-training trials for children and adolescents with spastic cerebral palsy: a systematic review
(University of the Western Cape, 2007)OBJECTIVE: To evaluate the effects of strength-training on lower limb muscles and motor activity among children and adolescents with spastic Cerebral Palsy. METHODS: A comprehensive search of full text published ... -
The effects of teen clubs on retention in HIV care among adolescents in Windhoek, Namibia
(OpenJournals Publishing AOSIS (Pty) Ltd, 2020)Adolescents living with HIV (ALHIV) are notably underserved by the national HIV programmes globally because of their unique needs. Of particular concern is limited access to and availability of adolescent-friendly ... -
Effects of temperature and storage time on the motility, viability, DNA integrity and apoptosis of processed human spermatozoa
(Wiley, 2019)The aim of this study was to evaluate motility, viability, DNA integrity and apoptosis of spermatozoa when washed semen samples were kept for up to 12 days at 4–6°C and 25°C. In this experimental study, 26 normozoospermic ... -
Effects of uterine fundal massage on number of postpartum haemorrhage cases at a level 2 maternity hospital in the Western Cape, South Africa
(AFAHPER-SD, 2014)Globally, as well as in South Africa, postpartum haemorrhage (PPH) due to uterine atony is the number one direct cause of maternal mortality associated with the postpartum period. Active management of the third stage of ... -
Effects of wild and farm-grown macroalgae on the growth of juvenile South African abalone Haliotis midae Linnaeus
(Taylor and Francis, 2011)The effect of various macroalgal diets on the growth of grow-out (> 20 mm shell length) South African abalone Haliotis midae was investigated on a commercial abalone farm. The experiment consisted of four treatments: fresh ... -
Efficacy of rights based management within an ecosystems approach to fisheries - Small pelagics in South Africa
(2013)• South Africa issued long-term fishing rights (2006 to 2020) for most commercial species Long-term rights a form of Rights Based Management (RBM) approach • Has committed itself to introduce an Ecosystems Approach to ... -
Efficacy of rights-based management of small pelagic fish within an ecosystems approach to fisheries in South Africa
(Taylor & Francis, 2013)South Africa’s small pelagics fishery is moving towards a management strategy using an ecosystem approach to fisheries (EAF), with rights-based management (RBM) as the key rights allocation system. While EAF strives to ... -
The efficacy of zingiber officinale on dyslipidaemia, blood pressure, and inflammation as cardiovascular risk factors: A systematic review
(Clinical Nutrition ESPEN, 2022)Background & aims: Hypertension, dyslipidaemia, and chronic inflammation contribute to the development of cardiovascular disease (CVD). Zingiber officinale has been suggested to reduce these CVD risk factors; however, the ... -
Efficiency, food security and differentiation in small-scale irrigation agriculture: Evidence from North West Nigeria
(Cogent OA, 2020)Ambiguity over the effectiveness of agricultural intervention is more pronounced in rural areas where the majority of North West Nigeria’s poor population, and those involved in agriculture, reside. Further characterising ... -
An efficient inclusion complex based fluorescent sensor for mercury (ii) and its application in live cell imaging
(Springer, 2022)The formation of an inclusion complex between hydroxypropyl-β-cyclodextrin (H-CD) and 4-acetylphenyl-4-(((6- chlorobenzo[d]thiazol-2-yl)-imino)-methyl)-benzoate (L) was investigated by FT-IR, 1 H-NMR, X-ray difraction ... -
Efficient Long-range Active Galactic Nuclei (AGNs) Feedback Affects the Low-redshift Lyα Forest
(American Astronomical Society, 2023)Active galactic nuclei (AGNs) feedback models are generally calibrated to reproduce galaxy observables such as the stellar mass function and the bimodality in galaxy colors. We use variations of the AGN feedback implementations ... -
Efficient long-range active galactic nuclei (agns) feedback affects the low-redshift lyα forest
(American Astronomical Society, 2023)Active galactic nuclei (AGNs) feedback models are generally calibrated to reproduce galaxy observables such as the stellar mass function and the bimodality in galaxy colors. We use variations of the AGN feedback implementations ... -
Efficient molecular cloning of environmental DNA from geothermal sediments
(Kluwer Academic Publishers, 2002)An efficient and simple method for constructing an environmental library using mechanically sheared DNA obtained directly from geothermal sediments is presented. The method is based on blunt-end modification of DNA fragments ...
