Author:Barkenhuysen, FADate:Mar 1976Certain physical properties of cotton fabrics were improved by a treatment with liquid ammonia. Although liquid ammonia mercerisation did not improve the breaking strength of the fabrics, it had a desirable effect on other properties such as ...Read more
Author:Barkenhuysen, FADate:Apr 1976Cotton fabrics of different construction and densities were pretreated with liquid ammonia before durable press finishing treatments.Read more
Author:Barkenhuysen, FADate:May 1976It was found that the fluidity of the cotton was not significantly affected by either liquid ammonia or sodium hydroxide mercerisation.Read more
Author:Barkenhuysen, FADate:Nov 1976The effect of liquid ammonia on certain properties of 50/50 cotton/polyester blended fabrics was investigated.Read more
Author:Barkenhuysen, FADate:Jan 1977The effect of a liquid ammonia treatment on certain properties of 67/33 cotton/wool, all-cotton and all-wool fabrics was investigated.Read more
Author:Abu-Mahfouz, Adnan MIDate:Apr 2012This project presents an extension to the current version of ns-2, which enables a normal user, who has basic knowledge of ns-2, to simulate localization system within a wireless network. Moreover, this project would be beneficial to researchers ...Read more
Author:Macdonald, IAW; Crawford, RJMDate:1988This volume presents the proceedings of a conference held to review the state of knowledge on long-term data series from southern African ecosystems. Three chapters relate to marine environments: those of the West Coast shelf, the South-East ...Read more
Author:Estuarine and Coastal Research Unit, ECRUDate:Oct 1982This report provides information about Lourens River. The Lourens River was known in the late 17th century as the Tweederivier, since it was the second river crossed on the journey from the Cape Peninsula to the Hottentots Holland Mountains. ...Read more
Author:Meinjes, AADate:1976This report describes the apparatus used to determine the low-temperature carbonisation properties of South Africa.Read more
Author:Moodie, BDate:1975One hundred and twenty-nine products prepared by 15 collieries in Natal were petrographically analyzed. The collieries producing the coal can conveniently be divided into six areas, and the coals belonging to area have similar petrographic ...Read more
Author:Moodie, BDate:1974A survey of the Maceral composition of the products prepared by the collieries in the Republic was initiated a number of years ago. The first report (Report No. 10 of 1974) dealt with the Maceral composition of the products prepared by the ...Read more
Author:Den Heijer, ZMM; Swanepoel, OADate:1967Consumer surveys carried out in Europe have placed renewed emphasis on the desirability of having available on the market pure wool hand knitting yarns which would be suitable for washing in household machines.Read more
Author:Claassen, Marius; Nortje, Karen; Le Roux, Wouter JDate:Sep 2018Over four days, workshop participants collaboratively identified opportunities to improve interagency cooperation, enhance the institutional framework, and strengthen capacity for public health emergency prevention and response in Malawi. ...Read more
Author:Heeg, J; Breen, CMDate:Jun 1982This report comprises a synthesis of contributions to a workshop on Man and the Pongolo held at the University of Natal, Pietermaritzburg in February 1978. Studies on the ecology of the Pongolo floodplain, encompassing its fauna, flora and ...Read more
Author:Van Wilgen, BW; Archibald, SA; Frost, PDate:Nov 2008Fires are a natural and common feature of many of South Africa's landscapes. They are necessary for the maintenance of healthy ecosystems and for biodiversity, but they also do extensive damage to crops, plantations, houses and livestock, and ...Read more
Author:Kunstmann, FH; Van Rensburg, MJJDate:1967The presence of manganese in South African coals is well known, but no figures on the manganese content of these coals or their ashes were hitherto available. In this paper the manganese content of 33 South African coals is reported, and some ...Read more
Author:Butterworth, DS; Punt, AE; Borchers, DL; Pugh, JB; Hughes, GSDate:1989This manual contains an expanded version of material presented at a Linefish Population Dynamics Workshop held in Cape Town in February 1987. First the statistical procedures for fitting curves to data are discussed. The standard single-species ...Read more