REVISTA

South African Journal of Science and Technology

ISSN: 0254-3486 Frecuencia: 4 Formato: Electr�nica

Tablas de contenido

115 art�culos asociados

Volumen 32 N�mero 1 Parte 0 A�o 2013

Bloemfontein se stedelike hitte-eiland gedurende die winter	Acceso
Pieter Snyman, A. Stephen Steyn
P�g. 1 bladsy

?n Nie-kommutatiewe sigmamodel	Acceso
Mauritz van den Worm
P�g. 1 bladsy

Die loging van moeilik reduseerbare kopererts: Die industri?le toepaslikheid van ?n preoksidasiestap	Acceso
Ryno van der Merwe
P�g. 1 bladsy

Modelling the evolution of pulsar wind nebulae	Acceso
Michael Vorster
P�g. 1 bladsy

Entropic entanglement criteria for fermion systems	Acceso
Claudia Zander
P�g. 1 bladsy

Suid-Afrikaanse Tydskrif vir Natuurwetenskap en Tegnologie Volume 32, Nommer 1	Acceso
Redaksionele Kantoor
P�g. 1 bladsy

Suid-Afrikaanse Tydskrif vir Natuurwetenskap en Tegnologie Volume 32, Nommer 1	Acceso
Redaksionele Kantoor
P�g. 1 bladsy

Investigating the use of proper orthogonal decomposition to determine intra-ocular pressure	Acceso
Natasha Botha, Schalk Kok, Helen Inglis
P�g. 1 bladsy

Measuring the effect of surface evaporation on the segregation process	Acceso
Shaun Cronj?, W. D. Roos, R. E. Kroon, J. K.O. Asante
P�g. 1 bladsy

Local knowledge of insect pests and the management thereof by small-scale rooibos tea farmers in the Cederberg Mountains, South Africa.	Acceso
Samantha de la Fontaine, R. R. Malgas
P�g. 1 bladsy

Photon degradation of Alq3 powder.	Acceso
Mart-Mari Duvenhage, O. M. Ntwaeaborwa, H. C. Swart
P�g. 1 bladsy

Synthesis of the C(1)?C(7) fragment of the HO-FC1 and ISO-FC1 fumonisin toxins	Acceso
Chantal Hefti
P�g. 1 bladsy

The combination of fisiological and tradisional user test techniques to evaluate social networks on various technological platforms	Acceso
Francois Greeff, Lizette de Wet
P�g. 1 bladsy

Influence of skin colour on laser penetration	Acceso
Aletta E. Karsten
P�g. 1 bladsy

A critical analysis of methods and procedures applied to satellite image interpretation by image analysts in the South African National Defence Force.	Acceso
Ivan Henrico
P�g. 1 bladsy

Mineralogiese studie en vloeistofevolusie van die Noumas-pegmatiete, Noord-Kaap, Suid Afrika	Acceso
Nequita MacDonald
P�g. 1 bladsy

Arduino and MATLAB make scientific contact	Acceso
Jacques Maritz
P�g. 1 bladsy

Web service for thematic cartography	Acceso
Victoria Rautenbach
P�g. 1 bladsy

Studying possible platinum group element nanostructures in monosulphide systems by means of synthetic sulphide melts.	Acceso
Bianca Kennedy
P�g. 1 bladsy

Comparing visual skills in sedentary and active work environments	Acceso
L. Naicker, P. J. du Toit, M. Kleynhans, E. Kruger
P�g. 1 page

In vitro cell signaling events of 2-methoxyestradiol-bis-sulphamate in a breast adenocarcinoma- and a non-tumorigenic breast epithelial cell line	Acceso
M. H. Visagie, A. M. Joubert
P�g. 1 page

Nano-calciumphosphate generation with novel surface and chemical features for improvement of cell activity in bone repair and replacement	Acceso
I. Wepener, W. Richter, A. Joubert
P�g. 1 page

Ex situ monitoring of Frithia humilis Burgoyne: A control study for a translocation project	Acceso
T. Orlekowsky, J. Viviers, E. Kruger, S.J. Siebert
P�g. 1 page

Structural damage caused by SO2, on leaves of wheat (Triticum aestivum)	Acceso
K. J. Radojevic, E. P.J. Kleynhans, A. Jordaan
P�g. 1 page

Termite eating spiders of the Cedarberg Wilderness Area (Araneae: Ammoxenidae).	Acceso
S. L. Seshothela, A. S. Dippenaar-Schoeman, T. Bird
P�g. 1 page

Histology as a biomarker to determine the effect of pollution on two fish species from the Hartebeespoort Dam: Prelimanary results	Acceso
N. N. Sikhakhane, J. C. van Dyk, G. M. Pieterse
P�g. 1 page

Induction of the phenylpropanoid pathway in wheat plants after fumigation with SO2 in open-top chambers (OTCs)	Acceso
L. Snyders, J. M. Berner
P�g. 1 page

The first arachnid survey from the North-West Province: The Kgaswane Mountain Reserve	Acceso
A. van den Berg, A. S. Dippenaar-Schoeman, S. Mathebula
P�g. 1 page

The influence of seed coatings on the activities of ?-amylase, lipoxygenase and peroxidase on the germination of gras seeds	Acceso
M. Botha, J. M. Berner, M. Westcott, K. Kellner
P�g. 1 page

Effects of cold stress and the recovery thereafter on soybean (Glycine max) plants	Acceso
E. Kriel, M. de Beer, M. M. Minaar, C. C.W. Scheepers
P�g. 1 page

An evaluation of embryo characteristic score to select the most favorable embryo for transfer	Acceso
P. Maharaj, C. Huyser
P�g. 1 page

The effect of sports vision exercises on the visual skills of university students	Acceso
A. F. Mahomed, M. Kleynhans, C. Govender, P. J. du Toit
P�g. 1 page

The genus Helicotylenchus in the Grassland Biome of South Africa	Acceso
M. Marais, A. Swart, A. S. Schoeman, L. R. Tiedt
P�g. 1 page

Identification of a cyanoprocaryote using a poliphasic approach	Acceso
E. Heystek, N. J.J. Niemand, S. Bamard
P�g. 1 page

Decline in the photosynthetic capability of wheat plants after fumigation with SO2 in open-top chambers	Acceso
J. du Plessis, L. Henning, J. M. Berner
P�g. 1 page

Identification of phenolic acids in wheat plants after fumigation with SO2 in open-top chambers (OTCs)	Acceso
B. Durand, J. M. Berner
P�g. 1 page

Comparing the Cardio Stress Index of a training population with University students.	Acceso
E. Henning, M. Kleynhans, N. de Villiers, P. J. du Toit
P�g. 1 page

The identification and verification of optimal re-introduction sites for the southern ground hornbill in the Limpopo Province, South Africa	Acceso
H. C. Coetzee, D. Cilliers, F. Jerling, L. van Rensburg
P�g. 1 page

Water quality in the Mooi River system: A comparative study	Acceso
D. H. Bomman, J. J.P. Lubbe, S. Barnard
P�g. 1 page

Spider diversity of the Kalahari: Adaptation to survive	Acceso
A. M. van den Berg, A. S. Dippenaar-Sehoeman
P�g. 1 page

The effect of Meloidogyne incognita (Nematoda), on lipoxygenase and peroxidase activity in soybean leaves	Acceso
C. Venter, J. M. Berner, H. Fourie
P�g. 1 page

Evaluation of the cancer specificity of intracellular events caused by 2-methoxyestradiol-bis-sulphamate and aqueous Sutherlandia frutescens extracts	Acceso
C.J.J. Vorster, A. M. Joubert
P�g. 1 page

Nematodes associated with the Natal long-fingered bat (Miniopterus natalensis) colony in Bakwena Cave, Gauteng	Acceso
J-L. Szamosvari, J. F. Durand
P�g. 1 page

Biopsy techniques in fish health research	Acceso
M. Tresise, J. E. van Dyk, L. Mokae, G. M. Pieterse
P�g. 1 page

Comparison of several parameters of sports vision tests between male and female recruits in the armed services	Acceso
A. Tsotetsi, P. du Toit, P. Soma
P�g. 1 page

Tetranychus urticae and Tetranychus cinnabarinus: Synonymous or not?	Acceso
E. A. Ueckermann, M. Navajas, P. Auger, A. Migeon, L. R. Tiedt, D. Yanar
P�g. 1 page

The use of a tissue culture line to determine the estrogen-active substances in municipal water of Potchefstroom in the North West Province	Acceso
A. van Gessellen, R. Pieters
P�g. 1 page

2-Methoxyestradiol-3,17,0,0-bis-sulfamate (2MEBM) induces two types of cell death in a cervical adenocarcinoma cell line	Acceso
S. Marais, B. A. Stander, A. M. Joubert
P�g. 1 page

Sulphur dioxide contamination and drought lead to reduced PSII-activity and CO2 assimilation in maize plants (Zea mays)	Acceso
M. M. Minnaar, R. J. Strasser, G. H.J. Kruger
P�g. 1 page

Effect of ozone on photosynthesis and seed yield of sensitive (S156) and resistant (R123) Phaseolus vulgaris L. genotypes in open-top chambers	Acceso
C. C.W. Scheepers, R. J. Strasser, G. H.J. Kruger
P�g. 1 page

A semi-quantitative histological assessment of selected organs from two Cichlid species from the Phongolo River, Kwazulu-Natal	Acceso
A. Mooney, J. E. van Dyk, N. J. Smit
P�g. 1 page

In vitro evaluation of 2-methoxyestradiol-bis-sulphamate on cell growth, morphology, cell cycle progression and possible induction of types of cell death in an oesophageal carcinoma (sno) cell line	Acceso
T. V. Mqoco, S. Marais, A. M. Joubert
P�g. 1 page

In vitro effects of a new and novel antimitotic compound in human breast adenocarcinoma metastatic epithelial cells	Acceso
B. A. Stander, F. Joubert, A. M. Joubert
P�g. 1 page

In vitro evaluation of a novel antimitotic estradiol analog and dichloroacetic acid on breast adenocarcinoma and breast non-tumorigenic cells	Acceso
X. X. Stander, A. Stander, F. Joubert, A. Joubert
P�g. 1 page

Comparison of the nine-point Beighton hypermobility score between males and females	Acceso
H. C. Terblanche, M. Kleynhans, C. Janse van Rensburg, P. J. du Toit
P�g. 1 page

A new Globodera cyst nematode from South Africa (Tylenchida: Heteroderidae)	Acceso
A. Swart, R. Knoetze, L. R. Tiedt
P�g. 1 page

Histologieal assessment of the main visceral organs of Sternophysinx filaris and Sternophysinx calceola (Crustacea: Amphipoda)	Acceso
B. Bester, P.E. de Lange-Jacobs
P�g. 1 page

In vitro effects of polyunsaturated fatty acids on osteoclast formation and bone resorption in RAW 264.7 murine monocytes	Acceso
J.E.A. Boeyens, W-H. Ehua, M.E. Kruger, A.M. Joubert, M. Coetzee
P�g. 1 page

Seleksie en karakterisering van rhizobiumrasse vir wortelknopvorming en voortplanting van weidingspeulgewasse	Acceso
F.L. Bopape, A.I. Hassen
P�g. 1 page

?n Histologiesgebaseerde visgesondheidstudie op Clarias gariepinus in die Hartebeespoortdam met ?n fokus op voortplanting	Acceso
T.L. Botha, G.M. Pieterse, I.E.J. Barnhoorn, J.E. van Dyk, M.J. Marchand
P�g. 1 page

Scanning electron microscopic study of eriophyoid mite (Acari: Eriophyoidea) morphology.	Acceso
C. Craemer
P�g. 1 page

The South African National Survey of Arachnida (SANSA): A wealth of information now available	Acceso
A.S. Dippenaar-Schoeman, C. Haddad
P�g. 1 page

Massavrekte van Nylkrokodille (Crocodylus niloticus) in die Nasionale Kruger Wildtuin, Suid-Afrika	Acceso
P.L. Booyens, H. Bouwman, R. Pieters, D. Pienaar, D. Govender
P�g. 1 page

A patient journey of understanding ? Navigating the avenues of assisted reproductive technologies: Three case studies	Acceso
K. Ferreira, L. Grant, C. Huyser
P�g. 1 page

The association between body mass index and mood state	Acceso
J.E. Harvey, E.O. Govender, P. Du Toit, R. Grant
P�g. 1 page

Determining the algal composition along a pollution gradient in the Vaal River	Acceso
L. Knoetze, N. Olivier, S. Janse van Vuuren
P�g. 1 page

Observations on the pathology of Ergasilus (Crustacea: Copepoda) from Lake Tanganyika on the gills of Lamprichtys tanganicanus	Acceso
E. Kilian, A. Avenant-Oldewage
P�g. 1 page

Diversity-wonder of the world of Mushrooms	Acceso
S.H. Koch
P�g. 1 page

Wellness testing on recruits to determine current state of wellbeing	Acceso
J. Lawson, M. Kleynhans, E. Grobbelaar, P.J. du Toit
P�g. 1 page

A study of the endemic trapdoor spider genus Ctenolophus Purcell, 1904 (Araneae: Idiopidae) from southern Africa	Acceso
R. Lyle, A. S. Dippenaar-Sehoeman
P�g. 1 page

Prevention of infections in an assisted reproduction laboratory in a developing country	Acceso
C. Huyser, J.M. Fourie
P�g. 1 page

Disturbed sleep and quality of life in female Fibromyalgia patients	Acceso
F.M. Hoosen, E. Govender, H.P. Meyer
P�g. 1 page

The South African Plant-Parasitic Nematode Survey: A snap shot of the last 23 years	Acceso
M. Marais, A. Swart
P�g. 1 page

The South African National Collection of Arachnida: Documenting South Africa?s Arachnida biodiversity.	Acceso
P. Marais, A. S. Dippenaar-Sehoeman
P�g. 1 page

Assessment in mathematics: The need for a positive approach	Acceso
Jacobus G. Maree
P�g. 10 bladsye

The mid-adolescent?s achievement in maths: The role of emotional intelligence and study orientation	Acceso
Petro Erasmus
P�g. 10 bladsye

Long-term changes in the algal composition of the Vaal River, South Africa ? did the Lesotho Highlands Water Project play a role?	Acceso
Sanet Janse van Vuuren, Annelie Swanepoel, Germarie van Zyl
P�g. 10 bladsye

Hou metaalbesoedeling ?n bedreiging in vir die voortbestaan van seesterre in Valsbaai, Suid-Afrika?	Acceso
Adriaan J. Reinecke, Sophie A. Reinecke
P�g. 11 bladsye

Determining a physical wellness indicator	Acceso
Peet Du Toit, Lee-Anne Naicker, Evangeline Nortje, Michael Kleynhans, Ron?l Ferreira, Gerda Gericke
P�g. 13 bladsye

Electronic properties of Mn(acac)3 complex: A cyclic voltammetry and computational chemistry study	Acceso
Roxanne Freitag, Jeanet Conradie
P�g. 2 bladsy

A system for biometric authentication in online banking	Acceso
Frans F. Blauw, Sebastiaan H. von Solms
P�g. 2 bladsye

Soil ecological risk assessments of selected South African soils and derivation of soil quality standards	Acceso
J.J. Wahl, M. S. Maboeta, H. J.P. Eijsackers, L. van Rensburg
P�g. 2 pages

Invasive Harmonia axyridis (Coleoptera: Coccinellidae) in southern Africa	Acceso
R. Stals
P�g. 2 pages

Evaluation of a maximum entropy geographic distribution model: A case study of the Philoliche aethiopica species complex (Diptera: Tabanidae) in South Africa	Acceso
P. Maharaj, B. Muller
P�g. 2 pages

Does sexual selection explain the courtship song of field crickets (Gryllus bimaculatus)?	Acceso
A. Prins, L. Verburgt, J. W.H. Ferguson
P�g. 2 pages

Soil microbial community dynamies in the Zeekoegat Conservation Agriculture trial, Roodeplaat	Acceso
J. Habig
P�g. 2 pages

Sperm purification for the removal of bacteria, HIV-1 RNA and proviral DNA from human semen	Acceso
J.M. Fourie, N.M. Loskutoff, C. Huyser
P�g. 2 pages

Nematodes of the Bakwena Cave in Irene, South Africa	Acceso
E. Jansen van Rensburg, A. Swart, W. Decraemer, W. Bert, J.F. Durand
P�g. 2 pages

Calvatia Fr. (Fungi, Lycoperdaceae) in southern Africa: 50 Years after Bottomley	Acceso
J. C. Coetzee, A. E. van Wyk
P�g. 2 pages

Survival of the scorpion Opistophthalmus pugnax (Scorpionidae) after exposure to a lethal dosage SO2 gas.	Acceso
Willie J. van Aardt
P�g. 3 bladsye

Die polsslag as diagnostiese hulpmiddel in die Grieks-Romeinse tye en die Middeleeue	Acceso
Francois P. Retief, Louise Cilliers
P�g. 4 bladsye

Infection in the Graeco-Roman era with the emphasis on epidemic ilness.	Acceso
Louise Cilliers, Francois P. Retief
P�g. 4 bladsye

Haemophilia amongst the descendants of Queen Victoria.	Acceso
Francois P. Retief, Andr? Wessels, Johan F.G. Cilliers
P�g. 4 bladsye

Breeding behaviour and breeding success of feral pigeons in the Bloemfontein urban area	Acceso
Pieter le Roux, Ordino Kok, Hennie Butler
P�g. 5 bladsye

Pollen morphology of Prototulbaghia Vosa: A comparative palynological study of the Southern African Alliaceae.	Acceso
Melissa Andriessen, Madeleen Struwig, Stefan J. Siebert
P�g. 5 bladsye

Opinions of Life Sciences teachers on genetically modified foods	Acceso
Johanna G. Ferreira
P�g. 5 bladsye

The influence of sedentary and active work environments on wellness	Acceso
Peet du Toit, Lee-Anne Naicker, Evangeline Nortje, Michael Kleynhans, Ron?l Ferreira, Gerda Gericke
P�g. 6 bladsye

Nutrition and physical well-being in the school curriculum: An intervention in a teachers? education programme	Acceso
Josef J. De Beer, Ben-Erik Van Wyk
P�g. 6 bladsye

Korttermynbedreigings vir varswater-Mollusca in die Olifantsrivier en enkele sytakke	Acceso
Kenn? N. de Kock, Cornelius T. Wolmarans, Mathilde Kemp, Wietsche Roets
P�g. 6 bladsye

Die verband tussen voeding en die leesprestasie van graad 4-leerders in Suid-Afrika: Bevindinge van prePIRLS 2011	Acceso
Surette van Staden
P�g. 7 bladsye

Scoring multiple choice questions	Acceso
John J. Barnard
P�g. 7 bladsye

?n Vergelyking tussen die kardiostres-indekse van ?n aktiewe en ?n sedent?re populasie	Acceso
Peet Du Toit, Paola Wood, Catherina C. Grant, Evangeline Nortje, Michael Kleynhans, Lizelle Fletcher, Pieter E. Kr?ger, Annie M. Joubert, Justin J. Kennedy, Ron?l Ferreira, Abert van Schoor, Fourie Joubert, Gerda Gericke
P�g. 7 bladsye

Maths4Stats: Opleiding vir onderwysers	Acceso
Renette J. Blignaut, Retha Luus, Ronell Lombard, Abduraghiem Latief, Danelle Kotze
P�g. 7 bladsye

The response of school science to the challenge of food production in the 21st century	Acceso
Lesley le Grange
P�g. 7 bladsye

The diversity of South African spiders (Arachnida: Araneae: Documenting a National Survey).	Acceso
Ansie Dippenaar-Schoeman, Almie van den Berg, Robin Lyle, Charles Haddad, Stefan Foord, Leon Lotz
P�g. 7 bladsye

Nutritional practices and needs of resource-constrained communities as seen through the eyes of primary school teachers	Acceso
Ronel Ferreira, William J. Fraser, Karien Botha, Elzaan Cook, Peet J. du Toit, Gerda Gericke
P�g. 8 bladsye

Einstein se relatiwiteitsteorie: Op die kruispunt van aprioriese elemente en empiriese ervaring	Acceso
Danie F.M. Strauss
P�g. 8 bladsye

Private retirement resorts in South Africa: Guidelines for wellness and sustainability in the long term.	Acceso
Andries C. Hauptfleisch
P�g. 8 bladsye

The influence of a large group teaching strategy on the self-regulated learning of tertiary mathematics learners	Acceso
Annalie Roux
P�g. 9 bladsye

Ondersoek na die gehalte en inhoud van vyf onderwysers se besinning oor hul onderrig van wiskunde	Acceso
A. Barbara Posthuma, Jacobus G. Maree, Gerrit Stols
P�g. 9 bladsye

Critical food and nutrition-related issues in Life Sciences curricula for public South African schools	Acceso
Rian De Villiers, William J. Fraser
P�g. 9 bladsye

Managing the National School Nutrition Programme in under-resourced schools in Limpopo ? practice, successes and challenges	Acceso
Eric Eberlein
P�g. 9 bladsye

A theoretical reflection on the implications of the philosophy of technology for classroompedagogy	Acceso
Piet Ankiewicz
P�g. 9 bladsye

Challenges in the teaching of evolution in the life sciences classroom.	Acceso
Josef J. De Beer, Elizabeth Henning
P�g. 9 bladsye

A theoretical reflection on the implications of the philosophy of technology for teacher education.	Acceso
Piet Ankiewicz
P�g. 9 bladsye