Author:Duncombe-Rae, CMDate:1989The 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
Author:Van Doornum, GAWDate:1973A knowledge of the density is required for the evaluation of air-flow measurements involving orifice plates. pitot tubes and similar equipment.Read more
Author:Furniss, PRDate:Sep 1977The 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
Author:Gandar, MVDate:Oct 1982This 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
Author:Moll, EJ; Campbell, BM; Cowling, RM; Bossi, L; Jarman, ML; Boucher, CDate:Mar 1984A 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
Author:SANCORDate:Mar 1981This 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
Author:Kruger, FJDate:Jun 1978The 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
Author:Mentis, MT; Huntley, BJDate:Oct 1982The 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
Author:Cowling, RMDate:1986The 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
Author:CSIR National Scientific Programmes Unit, CSIRDate:Dec 1975The 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
Author:Walmsley, RDDate:1988This 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
Author:Walmsley, RDDate:1988This 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
Author:Emslie, IDate:Mar 1997This 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
Author:Emslie, IDate:Mar 1997This 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
Author:De Villiers, MDate:Feb 2011This 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
Author:Von Wolff, WTEDate:1969Three coal samples, with abrasiveness indices of 533, 779 and 142 iron eroded, respectively, were heated 350 C in a current of air to remove carbonaceous material.Read more
Author:Kunstmann, FH; Muller, EFEDate:1957Aluminium oxide , among other substances, is used as a "structural promoter" in iron catalysts. Following method makes possible the determination of the relatively small amounts of aluminium in iron catalysts.Read more
Author:Bonapace, AC; Du Toit, PDate:1976This report aims to investigate coal in its various stages of mechanical handling during the processes of winning, preparation and utilization, and how it causes wear of the metal surfaces with which it makes contact. And presents basic ...Read more
Author:Petrick, AJDate:1958'The agreements between the collieries supplying blend coking to Iscor provide for the purchase of this coal in the air-dry condition. Therefore, weight-bridge tonnages must be converted to tons of air-dry coal.Read more
Author:Meintjies, AADate:1971This report contains details regarding the composition of the gaseous decomposition products formed when coal is pyrolysed at a fast rate.Read more