Showing papers in "Transactions of The Royal Society of South Africa in 2020"
TL;DR: The eucalyptus camaldulensis can be seen as an iconic tree of superlatives and is the tree with the widest native range and one of the most widely planted trees around the globe as mentioned in this paper.
Abstract: Eucalyptus camaldulensis can be seen as an iconic tree of superlatives. It is the eucalypt with the widest native range, and one of the most widely planted eucalypts around the globe. In South Afri...
32 citations
TL;DR: A review of literature and synthesis of community-based tourism in Botswana by examining the issues associated with its conception, design and implementation is presented in this article, where the authors provide an overview of the issues involved with its implementation.
Abstract: This paper provides a review of literature and synthesis of community-based tourism in Botswana by examining the issues associated with its conception, design and implementation. The paper is princ...
23 citations
TL;DR: In South Africa's Core Cape Subregion, alien tree invasions are reported to cause widespread habitat loss and degradation, including by invasive alien plants as mentioned in this paper, which is a global imperative.
Abstract: Ecological restoration is a global imperative to reverse widespread habitat loss and degradation, including by invasive alien plants. In South Africa’s Core Cape Subregion, alien tree invasions are...
18 citations
TL;DR: In this paper, a 270-page book provides a comprehensive and knowledgeable analysis of predators and predator mappings in South Africa, including a detailed analysis of the relationships between predators and mules.
Abstract: Download at https://anchorenvironmental.co.za/sites/default/files/2018-11/PREDSA%20eBook%202018.pdfThis 270-page book provides a comprehensive and knowledgeable analysis of predators and predator m...
14 citations
TL;DR: In this paper, the authors interpreted wave abrasion as uniform bedrock surfaces acting on uniform bedrock surface as a wave-abrasion phenomenon, which may apply at the macro-scale, there are complex fee...
Abstract: Shore platforms found along rock coasts worldwide are often interpreted as wave abrasion acting on uniform bedrock surfaces. Whilst this viewpoint may apply at the macroscale, there are complex fee...
9 citations
TL;DR: Although cross-taxonomic congruence was observed between woody vegetation and invertebrate taxa, the relations based on SAI were stronger than expected for Coleoptera, positive but weak for spiders, and weak for millipedes which had several localised endemics.
Abstract: This study measured within- and cross-taxon congruence in the diversity of epigeal invertebrates (spiders, beetles and millipedes) and woody vegetation sampled at small spatial grains (0.25 ha) acr...
8 citations
TL;DR: Canteen Kopje has long been known for its alluvial diamond-bearing gravel deposits, and historically these have featured frequently in archaeological literature over the last century as discussed by the authors.
Abstract: Canteen Kopje has long been known for its alluvial diamond-bearing gravel deposits, and historically these have featured frequently in archaeological literature over the last century. Studies have ...
8 citations
TL;DR: In this paper, the authors focus on South Africa's coastline, which is characterised by climate and weather changes and are strongly dependent on the outdoor tourism sector and are highly dependent on weather and climate.
Abstract: Beach and coastal tourism belong to the outdoor tourism sector and are strongly dependent on climate and weather. This is of particular concern for South Africa’s coastline, which is characterised ...
8 citations
TL;DR: This article introduced readers to key conceptual and analytical problems around race, including whether race exists or not, and whether it is meaningful or not. But their excellent scholarly intervention is misleadingly subtitled a primer.
Abstract: This excellent scholarly intervention is misleadingly subtitled a “primer”. While it does introduce readers to key conceptual and analytical problems around “race” (Does it exist? Is it meaningful?...
7 citations
TL;DR: In this article, the authors assessed the geochemical characteristics of oxidic soils developed from different parent rocks in the Limpopo Province, South Africa and the main aim of the study was to assess the overall s
Abstract: The study assessed the geochemical characteristics of oxidic soils developed from different parent rocks in the Limpopo Province, South Africa The main aim of the study was to assess the overall s
7 citations
TL;DR: In this article, the experimental work on electron scattering by atomic nuclei was described and discussed in terms of principles, and the experimental results showed that electron scattering can be carried out by B. F. J. Schonland and his colleagues.
Abstract: This paper describes and discusses, mainly in terms of principles, the experimental work on energetic electron scattering by atomic nuclei, carried out by B. F. J. (later Sir Basil) Schonland, both...
TL;DR: Hang up your fins and weep: the definitive tomes on the southern African shoreline have been published and it will be hard to surpass these publications of excellence as mentioned in this paper...
Abstract: Hang up your fins and weep: the definitive tomes on the southern African shoreline have been published and it will be hard to surpass these publications of excellence. The book by the Branches, Geo...
TL;DR: In this paper, the authors examine the spatial patterns of human settlements, their changes and their geographical implications for understanding the drivers of land use and land cover change and examine the spati...
Abstract: Spatial patterns of human settlements, their changes and their geographical implications are important for understanding the drivers of land use and land cover change. This paper examines the spati...
TL;DR: In this article, the authors investigated the synthesis and antibacterial activity of gold nanoparticles (AuNPs) produced using aqueous Avicennia marina seed extract.
Abstract: This study investigated the synthesis and antibacterial activity of gold nanoparticles (AuNPs), produced using aqueous Avicennia marina seed extract. Reaction of the extract with chloroauric acid l...
TL;DR: Wetland vegetation is an important bio-indicator of wetland physical or chemical degradation as discussed by the authors, and wetland vegetation continually faces threats from natural disturbance and unsustainable human activitie
Abstract: Wetland vegetation is an important bio-indicator of wetland physical or chemical degradation. Wetland vegetation continually faces threats from natural disturbance and unsustainable human activitie...
TL;DR: A camera trap was set near a greater kudu bull carcass for 3 weeks at the start of winter as mentioned in this paper, and the carcass lay in an open savanna setting on a game farm in Limpopo.
Abstract: A camera trap was set near a greater kudu bull carcass for 3 weeks at the start of winter. The carcass lay in an open savanna setting on a game farm in Limpopo, and it was visited by leopard, brown...
TL;DR: Van Onselen has written another good book about the inordinate suffering of the people in the sealed migrant labour steam trains that transported Mozambican miners to and from the mines of Mozambique as discussed by the authors.
Abstract: Charles van Onselen has written another good book, this time about the inordinate suffering of the people in the sealed migrant labour steam trains that transported Mozambican miners to and from th...
TL;DR: Despite the prevalence of theories focused on the human right to water, very little research has been conducted about the implication of personal duties for using the water in informal settlements as discussed by the authors, and very little work has been done about the consequences of personal duty for water use.
Abstract: Despite the prevalence of theories focused on the human right to water, very little research has been conducted about the implication of personal duties for using the water in informal settlements....
TL;DR: In this article, a hyperpure germanium (HPGe) detector was used to measure the activity concentrations in sediment samples of rivers in South Africa, and the associated radiological hazard indices were evaluated.
Abstract: A hyper-pure germanium (HPGe) detector was used to measure the activity concentrations in sediment samples of rivers in South Africa, and the associated radiological hazard indices were evaluated. ...
TL;DR: In this article, an elementary application of complex variable theory demonstrates that some properties of sinc and related integrals, which have been variously described as "tricky,” "intriguing" and "deluding int...
Abstract: An elementary application of complex variable theory demonstrates that some properties of sinc and related integrals, which have been variously described as “tricky,” “intriguing” and “deluding int...
TL;DR: In this paper, the authors discuss the threat of invasive species in rural areas and provide timely information on potential hot hot topics in agriculture and rural economics. But, these areas are currently threatened by invasive species.
Abstract: Agroecosystems play a critical role in rural economics and contribute to the national economy. However, these areas are currently threatened by invasive species. Timely information on potential hot...
TL;DR: Courtenay-Latimer devoted most of her adult life to establishing and improving the East London Museum as discussed by the authors, starting out in the museum as a shy and somewhat frightened 24-year-old girl.
Abstract: Marjorie Courtenay-Latimer devoted most of her adult life to establishing and improving the East London Museum. Starting out in the museum as a shy and somewhat frightened 24-year-old girl, largely...
TL;DR: A comparative survey of the spider assemblages found in grass tussocks of three grass species (Cymbopogon pospischilii, Eragrostis lehmanniana and Themeda triandra) occurring in three diff...
Abstract: A comparative survey was done of the spider assemblages found in grass tussocks of three grass species (Cymbopogon pospischilii, Eragrostis lehmanniana and Themeda triandra) occurring in three diff...
TL;DR: In this article, the authors investigated antimicrobial properties of Alchornea cordifolia leaf extract against a panel of selected bacterial strains and assessed antioxidant and phytochemical properties of the extract.
Abstract: This study investigated antimicrobial properties of Alchornea cordifolia leaf extract against a panel of selected bacterial strains. It also assessed antioxidant and phytochemical properties of the...
TL;DR: In this paper, structural order in selected geophagic soils was investigated by X-ray diffraction and infra-red (IR) spectroscopy, and structural order was assessed by empirical analysis of the results.
Abstract: Mineralogy and kaolinite structural order in selected geophagic soils were investigated by X-ray diffraction and infra-red (IR) spectroscopy. Structural order was assessed by empirical analysis of ...
TL;DR: The year 2020 started off on a rather sombre note for the South African scientific community with the news that renowned chemist, Emeritus Professor Klaus Koch from Stellenbosch University passed away on th...
Abstract: 2020 started off on a rather sombre note for the South African scientific community with the news that renowned chemist, Emeritus Professor Klaus Koch from Stellenbosch University passed away on th...
TL;DR: McKenzie would have been 80 in May 2018 as discussed by the authors and a special session was held in his honour at the ANNU's annual conference on applied mathematics at the University of Natal.
Abstract: James Fairley McKenzie, who was a professor of applied mathematics at the University of Natal from 1981 to 1998, would have been 80 in May 2018. A Special Session was held in his honour at the Annu...
TL;DR: In this article, the authors show that climate change and variability have led to a substantial decline in agricultural productivity in both developing and developed countries, and small-scale farmers are particularly at risk.
Abstract: Over the years, climate change and variability have led to a substantial decline in agricultural productivity in both developing and developed countries. Small-scale farmers are particularly at ris...
TL;DR: The Anambra Basin is a Cretaceous intracratonic basin, trending NE-SW in the southern part of Nigeria as mentioned in this paper, which was formed during the Santonian tectonic episode, which affecte...
Abstract: The Anambra Basin is a Cretaceous intracratonic basin, trending NE–SW in the southern part of Nigeria. The basin is believed to have been formed during the Santonian tectonic episode, which affecte...
TL;DR: The extraction of sucrose in a cane diffuser depends mainly on the percolation rate, and its optimisation requires the monitoring and control of the liquid holdup with the cane bed as mentioned in this paper.
Abstract: The extraction of sucrose in a cane diffuser depends mainly on the percolation rate, and its optimisation requires the monitoring and control of the liquid holdup with the cane bed. However, most c...