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Vol 32 No 1 (2013)
Published:
2013-02-11
Oorspronklike Navorsing
Challenges in the teaching of evolution in the life sciences classroom.
Josef J. De Beer, Elizabeth Henning
9 bladsye
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The diversity of South African spiders (Arachnida: Araneae: Documenting a National Survey).
Ansie Dippenaar-Schoeman, Almie van den Berg, Robin Lyle, Charles Haddad, Stefan Foord, Leon Lotz
7 bladsye
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Private retirement resorts in South Africa: Guidelines for wellness and sustainability in the long term.
Andries C. Hauptfleisch
8 bladsye
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Haemophilia amongst the descendants of Queen Victoria.
Francois P. Retief, Andr� Wessels, Johan F.G. Cilliers
4 bladsye
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Einstein se relatiwiteitsteorie: Op die kruispunt van
aprioriese elemente
en
empiriese ervaring
Danie F.M. Strauss
8 bladsye
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Long-term changes in the algal composition of the Vaal River, South Africa � did the Lesotho Highlands Water Project play a role?
Sanet Janse van Vuuren, Annelie Swanepoel, Germarie van Zyl
10 bladsye
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The influence of a large group teaching strategy on the self-regulated learning of tertiary mathematics learners
Annalie Roux
9 bladsye
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Breeding behaviour and breeding success of feral pigeons in the Bloemfontein urban area
Pieter le Roux, Ordino Kok, Hennie Butler
5 bladsye
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A theoretical reflection on the implications of the philosophy of technology for classroompedagogy
Piet Ankiewicz
9 bladsye
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Pollen morphology of
Prototulbaghia Vosa
: A comparative palynological study of the Southern African Alliaceae.
Melissa Andriessen, Madeleen Struwig, Stefan J. Siebert
5 bladsye
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Die polsslag as diagnostiese hulpmiddel in die Grieks-Romeinse tye en die Middeleeue
Francois P. Retief, Louise Cilliers
4 bladsye
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Survival of the scorpion
Opistophthalmus pugnax
(Scorpionidae) after exposure to a lethal dosage SO
2
gas.
Willie J. van Aardt
3 bladsye
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A theoretical reflection on the implications of the philosophy of technology for teacher education.
Piet Ankiewicz
9 bladsye
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Infection in the Graeco-Roman era with the emphasis on epidemic ilness.
Louise Cilliers, Francois P. Retief
4 bladsye
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Scoring multiple choice questions
John J. Barnard
7 bladsye
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Korttermynbedreigings vir varswater-Mollusca in die Olifantsrivier en enkele sytakke
Kenn� N. de Kock, Cornelius T. Wolmarans, Mathilde Kemp, Wietsche Roets
6 bladsye
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Hou metaalbesoedeling �n bedreiging in vir die voortbestaan van seesterre in Valsbaai, Suid-Afrika?
Adriaan J. Reinecke, Sophie A. Reinecke
11 bladsye
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Original Research: Food
Die verband tussen voeding en die leesprestasie van graad 4-leerders in Suid-Afrika: Bevindinge van prePIRLS 2011
Surette van Staden
7 bladsye
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Opinions of Life Sciences teachers on genetically modified foods
Johanna G. Ferreira
5 bladsye
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The influence of sedentary and active work environments on wellness
Peet du Toit, Lee-Anne Naicker, Evangeline Nortje, Michael Kleynhans, Ron�l Ferreira, Gerda Gericke
6 bladsye
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Nutrition and physical well-being in the school curriculum: An intervention in a teachers� education programme
Josef J. De Beer, Ben-Erik Van Wyk
6 bladsye
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Managing the National School Nutrition Programme in under-resourced schools in Limpopo � practice, successes and challenges
Eric Eberlein
9 bladsye
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�n Vergelyking tussen die kardiostres-indekse van �n aktiewe en �n sedent�re populasie
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
7 bladsye
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Determining a physical wellness indicator
Peet Du Toit, Lee-Anne Naicker, Evangeline Nortje, Michael Kleynhans, Ron�l Ferreira, Gerda Gericke
13 bladsye
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Nutritional practices and needs of resource-constrained communities as seen through the eyes of primary school teachers
Ronel Ferreira, William J. Fraser, Karien Botha, Elzaan Cook, Peet J. du Toit, Gerda Gericke
8 bladsye
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The response of school science to the challenge of food production in the 21st century
Lesley le Grange
7 bladsye
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Original Research: Mathematics Education
Ondersoek na die gehalte en inhoud van vyf onderwysers se besinning oor hul onderrig van wiskunde
A. Barbara Posthuma, Jacobus G. Maree, Gerrit Stols
9 bladsye
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Assessment in mathematics: The need for a positive approach
Jacobus G. Maree
10 bladsye
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Maths4Stats: Opleiding vir onderwysers
Renette J. Blignaut, Retha Luus, Ronell Lombard, Abduraghiem Latief, Danelle Kotze
7 bladsye
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Critical food and nutrition-related issues in Life Sciences curricula for public South African schools
Rian De Villiers, William J. Fraser
9 bladsye
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The mid-adolescent�s achievement in maths: The role of emotional intelligence and study orientation
Petro Erasmus
10 bladsye
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Reviewer Acknowledgements
Suid-Afrikaanse Tydskrif vir Natuurwetenskap en Tegnologie
Volume 32, Nommer 1
Redaksionele Kantoor
1 bladsy
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Suid-Afrikaanse Tydskrif vir Natuurwetenskap en Tegnologie Volume 32, Nommer 1
Redaksionele Kantoor
1 bladsy
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Conference Abstract: Studentesimposium in die Natuurwetenskappe 2011
A system for biometric authentication in online banking
Frans F. Blauw, Sebastiaan H. von Solms
2 bladsye
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Investigating the use of proper orthogonal decomposition to determine intra-ocular pressure
Natasha Botha, Schalk Kok, Helen Inglis
1 bladsy
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Measuring the effect of surface evaporation on the segregation process
Shaun Cronj�, W. D. Roos, R. E. Kroon, J. K.O. Asante
1 bladsy
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Local knowledge of insect pests and the management thereof by small-scale rooibos tea farmers in the Cederberg Mountains, South Africa.
Samantha de la Fontaine, R. R. Malgas
1 bladsy
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Photon degradation of Alq
3
powder.
Mart-Mari Duvenhage, O. M. Ntwaeaborwa, H. C. Swart
1 bladsy
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Electronic properties of Mn(acac)3 complex: A cyclic voltammetry and computational chemistry study
Roxanne Freitag, Jeanet Conradie
2 bladsy
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The combination of fisiological and tradisional user test techniques to evaluate social networks on various technological platforms
Francois Greeff, Lizette de Wet
1 bladsy
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Synthesis of the C(1)�C(7) fragment of the HO-FC
1
and ISO-FC
1
fumonisin toxins
Chantal Hefti
1 bladsy
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Influence of skin colour on laser penetration
Aletta E. Karsten
1 bladsy
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A critical analysis of methods and procedures applied to satellite image interpretation by image analysts in the South African National Defence Force.
Ivan Henrico
1 bladsy
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Studying possible platinum group element nanostructures in monosulphide systems by means of synthetic sulphide melts.
Bianca Kennedy
1 bladsy
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Mineralogiese studie en vloeistofevolusie van die Noumas-pegmatiete, Noord-Kaap, Suid Afrika
Nequita MacDonald
1 bladsy
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Arduino and MATLAB make scientific contact
Jacques Maritz
1 bladsy
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Web service for thematic cartography
Victoria Rautenbach
1 bladsy
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Bloemfontein se stedelike hitte-eiland gedurende die winter
Pieter Snyman, A. Stephen Steyn
1 bladsy
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�n Nie-kommutatiewe sigmamodel
Mauritz van den Worm
1 bladsy
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Die loging van moeilik reduseerbare kopererts: Die industri�le toepaslikheid van �n preoksidasiestap
Ryno van der Merwe
1 bladsy
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Modelling the evolution of pulsar wind nebulae
Michael Vorster
1 bladsy
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Entropic entanglement criteria for fermion systems
Claudia Zander
1 bladsy
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Conference Abstract: Annual Congress of the Biological Sciences Division 2010
Histologieal assessment of the main visceral organs of
Sternophysinx filaris
and
Sternophysinx calceola
(Crustacea: Amphipoda)
B. Bester, P.E. de Lange-Jacobs
1 page
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In vitro
effects of polyunsaturated fatty acids on osteoclast formation and bone resorption in RAW 264.7 murine monocytes
J.E.A. Boeyens, W-H. Ehua, M.E. Kruger, A.M. Joubert, M. Coetzee
1 page
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Massavrekte van Nylkrokodille (
Crocodylus niloticus
) in die Nasionale Kruger Wildtuin, Suid-Afrika
P.L. Booyens, H. Bouwman, R. Pieters, D. Pienaar, D. Govender
1 page
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Seleksie en karakterisering van rhizobiumrasse vir wortelknopvorming en voortplanting van weidingspeulgewasse
F.L. Bopape, A.I. Hassen
1 page
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�n Histologiesgebaseerde visgesondheidstudie op
Clarias gariepinus
in die Hartebeespoortdam met �n fokus op voortplanting
T.L. Botha, G.M. Pieterse, I.E.J. Barnhoorn, J.E. van Dyk, M.J. Marchand
1 page
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Scanning electron microscopic study of eriophyoid mite (Acari: Eriophyoidea) morphology.
C. Craemer
1 page
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The South African National Survey of Arachnida (SANSA): A wealth of information now available
A.S. Dippenaar-Schoeman, C. Haddad
1 page
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A patient journey of understanding � Navigating the avenues of assisted reproductive technologies: Three case studies
K. Ferreira, L. Grant, C. Huyser
1 page
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Sperm purification for the removal of bacteria, HIV-1 RNA and proviral DNA from human semen
J.M. Fourie, N.M. Loskutoff, C. Huyser
2 pages
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Soil microbial community dynamies in the Zeekoegat Conservation Agriculture trial, Roodeplaat
J. Habig
2 pages
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The association between body mass index and mood state
J.E. Harvey, E.O. Govender, P. Du Toit, R. Grant
1 page
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Prevention of infections in an assisted reproduction laboratory in a developing country
C. Huyser, J.M. Fourie
1 page
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Disturbed sleep and quality of life in female Fibromyalgia patients
F.M. Hoosen, E. Govender, H.P. Meyer
1 page
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Nematodes of the Bakwena Cave in Irene, South Africa
C. Jansen van Rensburg, A. Swart, W. Decraemer, W. Bert, J.F. Durand
2 pages
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Determining the algal composition along a pollution gradient in the Vaal River
L. Knoetze, N. Olivier, S. Janse van Vuuren
1 page
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Observations on the pathology of
Ergasilus
(Crustacea: Copepoda) from Lake Tanganyika on the gills of
Lamprichtys tanganicanus
E. Kilian, A. Avenant-Oldewage
1 page
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Diversity-wonder of the world of Mushrooms
S.H. Koch
1 page
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Wellness testing on recruits to determine current state of wellbeing
J. Lawson, M. Kleynhans, E. Grobbelaar, P.J. du Toit
1 page
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A study of the endemic trapdoor spider genus
Ctenolophus
Purcell, 1904 (Araneae: Idiopidae) from southern Africa
R. Lyle, A. S. Dippenaar-Sehoeman
1 page
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Evaluation of a maximum entropy geographic distribution model: A case study of the
Philoliche aethiopica
species complex (Diptera: Tabanidae) in South Africa
P. Maharaj, B. Muller
2 pages
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The South African Plant-Parasitic Nematode Survey: A snap shot of the last 23 years
M. Marais, A. Swart
1 page
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The South African National Collection of Arachnida: Documenting South Africa�s Arachnida biodiversity.
P. Marais, A. S. Dippenaar-Sehoeman
1 page
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2-Methoxyestradiol-3,17,0,0-
bis
-sulfamate (2MEBM) induces two types of cell death in a cervical adenocarcinoma cell line
S. Marais, B. A. Stander, A. M. Joubert
1 page
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Sulphur dioxide contamination and drought lead to reduced PSII-activity and CO
2
assimilation in maize plants (
Zea mays
)
M. M. Minnaar, R. J. Strasser, G. H.J. Kruger
1 page
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Effect of ozone on photosynthesis and seed yield of sensitive (S156) and resistant (R123)
Phaseolus vulgaris
L. genotypes in open-top chambers
C. C.W. Scheepers, R. J. Strasser, G. H.J. Kruger
1 page
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A semi-quantitative histological assessment of selected organs from two
Cichlid
species from the Phongolo River, Kwazulu-Natal
A. Mooney, J. E. van Dyk, N. J. Smit
1 page
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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
T. V. Mqoco, S. Marais, A. M. Joubert
1 page
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Does sexual selection explain the courtship song of field crickets (
Gryllus bimaculatus
)?
A. Prins, L. Verburgt, J. W.H. Ferguson
2 pages
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Invasive
Harmonia axyridis
(Coleoptera: Coccinellidae) in southern Africa
R. Stals
2 pages
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PDF
In vitro
effects of a new and novel antimitotic compound in human breast adenocarcinoma metastatic epithelial cells
B. A. Stander, F. Joubert, A. M. Joubert
1 page
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In vitro
evaluation of a novel antimitotic estradiol analog and dichloroacetic acid on breast adenocarcinoma and breast non-tumorigenic cells
X. X. Stander, A. Stander, F. Joubert, A. Joubert
1 page
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Comparison of the nine-point Beighton hypermobility score between males and females
H. C. Terblanche, M. Kleynhans, C. Janse van Rensburg, P. J. du Toit
1 page
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A new
Globodera
cyst nematode from South Africa (Tylenchida: Heteroderidae)
A. Swart, R. Knoetze, L. R. Tiedt
1 page
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PDF
Nematodes associated with the Natal long-fingered bat (
Miniopterus natalensis
) colony in Bakwena Cave, Gauteng
J-L. Szamosvari, J. F. Durand
1 page
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PDF
Biopsy techniques in fish health research
M. Tresise, J. E. van Dyk, L. Mokae, G. M. Pieterse
1 page
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PDF
Comparison of several parameters of sports vision tests between male and female recruits in the armed services
A. Tsotetsi, P. du Toit, P. Soma
1 page
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PDF
Tetranychus urticae
and
Tetranychus cinnabarinus
: Synonymous or not?
E. A. Ueckermann, M. Navajas, P. Auger, A. Migeon, L. R. Tiedt, D. Yanar
1 page
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PDF
The use of a tissue culture line to determine the estrogen-active substances in municipal water of Potchefstroom in the North West Province
A. van Gessellen, R. Pieters
1 page
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PDF
Spider diversity of the Kalahari: Adaptation to survive
A. M. van den Berg, A. S. Dippenaar-Sehoeman
1 page
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PDF
The effect of
Meloidogyne incognita
(Nematoda), on lipoxygenase and peroxidase activity in soybean leaves
C. Venter, J. M. Berner, H. Fourie
1 page
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PDF
Evaluation of the cancer specificity of intracellular events caused by 2-methoxyestradiol-
bis
-sulphamate and aqueous
Sutherlandia frutescens
extracts
C.J.J. Vorster, A. M. Joubert
1 page
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PDF
Soil ecological risk assessments of selected South African soils and derivation of soil quality standards
J.J. Wahl, M. S. Maboeta, H. J.P. Eijsackers, L. van Rensburg
2 pages
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PDF
Water quality in the Mooi River system: A comparative study
D. H. Bomman, J. J.P. Lubbe, S. Barnard
1 page
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PDF
The influence of seed coatings on the activities of ?-amylase, lipoxygenase and peroxidase on the germination of gras seeds
M. Botha, J. M. Berner, M. Westcott, K. Kellner
1 page
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PDF
The identification and verification of optimal re-introduction sites for the southern ground hornbill in the Limpopo Province, South Africa
H. C. Coetzee, D. Cilliers, F. Jerling, L. van Rensburg
1 page
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PDF
Calvatia Fr.
(Fungi, Lycoperdaceae) in southern Africa: 50 Years after Bottomley
J. C. Coetzee, A. E. van Wyk
2 pages
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PDF
Decline in the photosynthetic capability of wheat plants after fumigation with SO
2
in open-top chambers
J. du Plessis, L. Henning, J. M. Berner
1 page
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PDF
Identification of phenolic acids in wheat plants after fumigation with SO
2
in open-top chambers (OTCs)
B. Durand, J. M. Berner
1 page
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PDF
Comparing the Cardio Stress Index of a training population with University students.
E. Henning, M. Kleynhans, N. de Villiers, P. J. du Toit
1 page
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Identification of a cyanoprocaryote using a poliphasic approach
E. Heystek, N. J.J. Niemand, S. Bamard
1 page
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PDF
Effects of cold stress and the recovery thereafter on soybean (
Glycine max
) plants
E. Kriel, M. de Beer, M. M. Minaar, C. C.W. Scheepers
1 page
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PDF
An evaluation of embryo characteristic score to select the most favorable embryo for transfer
P. Maharaj, C. Huyser
1 page
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PDF
The effect of sports vision exercises on the visual skills of university students
A. F. Mahomed, M. Kleynhans, C. Govender, P. J. du Toit
1 page
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PDF
The genus
Helicotylenchus
in the Grassland Biome of South Africa
M. Marais, A. Swart, A. S. Schoeman, L. R. Tiedt
1 page
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PDF
Comparing visual skills in sedentary and active work environments
L. Naicker, P. J. du Toit, M. Kleynhans, E. Kruger
1 page
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PDF
Ex situ
monitoring of
Frithia humilis
Burgoyne: A control study for a translocation project
T. Orlekowsky, J. Viviers, E. Kruger, S.J. Siebert
1 page
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PDF
Structural damage caused by SO
2
, on leaves of wheat (
Triticum aestivum
)
K. J. Radojevic, E. P.J. Kleynhans, A. Jordaan
1 page
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PDF
Termite eating spiders of the Cedarberg Wilderness Area (Araneae: Ammoxenidae).
S. L. Seshothela, A. S. Dippenaar-Schoeman, T. Bird
1 page
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PDF
Histology as a biomarker to determine the effect of pollution on two fish species from the Hartebeespoort Dam: Prelimanary results
N. N. Sikhakhane, J. C. van Dyk, G. M. Pieterse
1 page
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PDF
Induction of the phenylpropanoid pathway in wheat plants after fumigation with SO
2
in open-top chambers (OTCs)
L. Snyders, J. M. Berner
1 page
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PDF
The first arachnid survey from the North-West Province: The Kgaswane Mountain Reserve
A. van den Berg, A. S. Dippenaar-Schoeman, S. Mathebula
1 page
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PDF
In vitro
cell signaling events of 2-methoxyestradiol-
bis
-sulphamate in a breast adenocarcinoma- and a non-tumorigenic breast epithelial cell line
M. H. Visagie, A. M. Joubert
1 page
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PDF
Nano-calciumphosphate generation with novel surface and chemical features for improvement of cell activity in bone repair and replacement
I. Wepener, W. Richter, A. Joubert
1 page
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PDF
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Online ISSN 2222-4173
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