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Use of multivariate techniques to identify vegetation units and monitor change on a livestock production system in a semi‐arid savanna of the eastern Cape
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: J.C. Martens --- Departmentof Agricultural Development (Eastern Cape Region), Republic of South Africa J.E. Danckwerts --- Departmentof Agricultural Development (Eastern Cape Region), Republic of South Africa G.C. Stuart‐Hill --- Departmentof Agricultural Development (Eastern Cape Region), Republic of South Africa A.J. Aucamp --- Departmentof Agricultural Development (Eastern Cape Region), Republic of South AfricaSpecies composition data of the grass layer were determined from point surveys along permanently demarcated transects. These data were separated into vegetation units using multivariate techniques. The repeatability of this classification was tested on data collected over a period of... -
Interpreting behavioural data from Radio-Acoustic Positioning Telemetry (RAPT) systems
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: PR Rigby Y Andrade RK O'DorTo detect behavioural patterns of individually tagged squid Loligo vulgaris reynaudii in a Radio-Acoustic Positioning Telemetry (RAPT) buoy array, trajectories reflecting the four dimensions of latitude, longitude, depth and time were plotted from data collected during field experiments in South... -
Pathways to violence propensity: Results from a two-wave study of young males in urban South Africa
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Ian Edelstein --- Human Sciences Research Council, South AfricaThe aim of this study was to model pathways to violence propensity and violent behaviour among boys and young men in a high-violence community in South Africa. To that end, 284 young males (11 to 23 years old) from Khayelitsha,... -
Integrating “old” truths and “new” evidence to address people's evolving career counselling needs
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Jacobus G. Maree --- University of Pretoria, South AfricaThe article examines the link between career counselling waves, helping models, theoretical foundations, and interventions. An adapted qualitative systematic literature review was conducted to facilitate examination of people's evolving career counselling needs during changes in the workplace with a view...