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Now showing items 164-183 of 639

Data report of the first cruise of the Marion Off-shore Ecological Study (MOES-1)

Author: Duncombe-Rae, CM Date: 1989 The first cruise of the Marion Off-shore Ecological Study (MOES-I), during April and May 1987, was a multi-disciplinary effort aimed at gaining a further understanding of the relationships between productivity and the environment in the ... Read more
Description and manual for the use of DRIVER - an interactive modelling aid

Author: Furniss, PR Date: Sep 1977 The modelling aid DRIVER is described. It permits the interactive manipulation of the parameters and variables of difference models which are implemented as FORTRAN subroutines. Relationships in the model can be expressed as arbitrary functions. ... Read more
Description of a fire and its effects in the Nylsvley Nature Reserve: a synthesis report

Author: Gandar, MV Date: Oct 1982 This report synthesizes information gained from a study of an experimental fire ignited in an 182 ha portion of the Savanna Ecosystem Project study area in early September 1978. Three smaller fires, each covering 1 ha within this area, were ... Read more
Description of major vegetation categories in and adjacent to the Fynbos biome

Author: Moll, EJ ; Campbell, BM ; Cowling, RM ; Bossi, L ; Jarman, ML ; Boucher, C Date: Mar 1984 A scheme of major categories of the vegetation in and adjacent to the fynbos biome is given as a second approximation after Acocks1 Veld Types (1953). A four tier hierarchy is presented with nineteen categories of vegetation. The major ... Read more
Description of the Benguela ecology programme 1982-1986

Author: SANCOR Date: Mar 1981 This document describes the Initial framework for a cooperative marine ecological research programme in the South African Benguela Current region, for the period 1982-1986. The programme is called the Benguela Ecology Programme. It is intended ... Read more
Description of the Fynbos Biome Project

Author: Kruger, FJ Date: Jun 1978 The objectives, organization and research programme of the Fynbos Biome Project being undertaken in the south-west and southern Cape are described. The project is a cooperative multi-disciplinary study of the ecological characteristics, ... Read more
Description of the Grassland Biome Project

Author: Mentis, MT ; Huntley, BJ Date: Oct 1982 The objectives, organization and research programme of the Grassland Biome Project are described against a background of the biome's ecological characteristics and environmental problems. Four principal research topics wil 1 be focused upon: ... Read more
Description of the Karoo Biome project

Author: Cowling, RM Date: 1986 The ecological characteristics and ecological problems of the karoo biome are briefly described. A conceptual basis and guidelines for the development of the Karoo Biome Project are outlined by addressing project goals, project structure and ... Read more
Description of the savanna ecosystem project, Nylsvley, South Africa

Author: CSIR National Scientific Programmes Unit, CSIR Date: Dec 1975 The savanna ecosystem project being undertaken at Nylsvley in the northern Transvaal is an attempt to improve our ability to predict events within the savanna grazing lands of southern Africa, in particular to predict the consequences of ... Read more
Description of the Wetlands Research Programme

Author: Walmsley, RD Date: 1988 This report presents a rationale to the development of a multidisciplinary South African Wetland Research Programme. A definition of what is meant by the term wetland is given along with a general description of what types of wetland occur ... Read more
A description of the wetlands research programme

Author: Walmsley, RD Date: 1988 This report presents a rationale to the development of a multi-disciplinary South African wetland research programme. A definition of what is meant by the term wetland is given along with a general description of what types of wetland occur ... Read more
Design and implementation of speed humps: supplement to national guidelines for traffic calming

Author: Emslie, I Date: Mar 1997 This report presents guidelines to assist local authorities and traffic engineers with a uniform approach to the implementation of speed humps. It is recommended that these guidelines be read in conjunction with The National Guidelines for ... Read more
Design guidelines for mini-roundabouts

Author: Emslie, I Date: Mar 1997 This report presents guidelines to assist local authorities and traffic engineers with a uniform approach to the design and implementation of mini-roundabouts. It is recommended that these guidelines be read in conjunction with the National ... Read more
Design of an autonomous mobile robot for service applications

Author: De Villiers, M Date: Feb 2011 This research project proposes the development of an autonomous, omnidirectional vehicle that will be used for general indoor service applications. A suggested trial application for this service robot will be to deliver printouts to various ... Read more
Determination of the in situ modulus of the rockmass by the use of backfill measurements

Author: Gurtunca, RG ; Adams, DJ Date: Mar 1991 In situ measurements and numerical modelling based on elastic theory showed that backfill stresses are considerably higher than originally thought. This has led to a change in understanding of rockmass behaviour. After describing previous ... Read more
The development and evaluation of a performance-based standards approach for regulating the use of heavy vehicles in South Africa

Author: Nordengen, Paul A Date: Dec 2013 The aim of this research was to apply, refine and demonstrate an alternative approach to the design and operation of heavy vehicles in South Africa with improved outcomes in terms of road transport productivity, vehicle safety performance, ... Read more
Development and implementation of an institutional repository within a science, engineering and technology environment

Author: Van der Merwe, Adèle Date: Apr 2008 Parallel to the Open Source Software movement, there is an increased demand and need for free, open access to information resources. The Open Access initiative is characterized by two strategies: namely the promotion of self-archiving or, ... Read more
Development and implementation of state variable based user materials in computational plasticity

Author: Jansen van Rensburg, Gerhardus J Date: Sep 2016 The Finite Element Method is a powerful tool that can be used to test, improve or better understand an industrially relevant problem. There are numerous Finite Element Analysis (FEA) software packages that operate either in the commercial, ... Read more
Development of a Piezoelectric Adaptive Mirror for Laser Beam Control

Author: Long, Craig S ; Loveday, Philip W ; Forbes, A Date: Jun 2008 An intra-cavity adaptive mirror is developed for compensation of time-dependent phase aberrations to a laser beam, such as those caused by thermal lensing. The unimorph-type device consists of a metallic disc, with a mirror finish, bonded to ... Read more
Development of a road materials database for Gautrans

Author: Paige-Green, P ; Jones, DJ Date: Mar 2004 The data required for a road materials database was identified and a basic structure formulated during 2003. A set of Excel workbooks and associated worksheets was developed as a foundation for the database and as an interim means of gathering ... Read more

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Browsing Archives collection by Title

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This Community

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