Vol. 107 No. 9/10 (2011)

Commentary

Challenges of reducing emissions from deforestation and forest degradation (REDD+) on the African continent

Rudzani Makhado, Amani Saidi, Brian Mantlana, Mujasi Mwayafu

3 pages
- PDF (1 MB)
- HTML
- EPUB
- XML
Juggling the demands of a career and motherhood: Perspectives of an academic in science

Brenda Wingfield

2 pages
- PDF (339 KB)
- HTML
- EPUB
- XML
How effective and safe is Bt-maize in South Africa?

Karl Kunert

2 pages
- PDF (289 KB)
- HTML
- EPUB
- XML

Scientific Correspondence

A fossilised humerus of a lovebird tells little of the Pleistocene habitat of Australopithecus robustus

Mike Perrin

1 page
- PDF (274 KB)
- HTML
- EPUB
- XML

Obituary

Johann Lutjeharms: Oceanographer (1944-2011)

Frank Shillington

2 pages
- PDF (558 KB)
- HTML
- EPUB
- XML

Leader

The decline of the humanities and social sciences in South Africa

Michael Cherry

1 page
- PDF (264 KB)
- HTML
- EPUB
- XML

Book Reviews

Deserts as laboratories of evolution

Allan Ellis

1 page
- PDF (482 KB)
- HTML
- EPUB
- XML
African medicinal flora in the limelight

Nokwanda Makunga

1 page
- PDF (334 KB)
- HTML
- EPUB
- XML

News and Views

Increased structure and active learning: Can we bridge the achievement gap in South African science?

John Measey

1 page
- PDF (279 KB)
- HTML
- EPUB
- XML

Research Articles

Ensuring the security and privacy of information in mobile health-care communication systems

Ademola Adesina, Kehinde Agbele, Ronald Februarie, Ademola Abidoye, Henry Nyongesa

7 pages
- PDF (857 KB)
- HTML
- EPUB
- XML
Screening South African potato, tomato and wheat cultivars for five carotenoids

Charlotte Mashaba, Eugenia Barros

6 pages
- PDF (521 KB)
- HTML
- EPUB
- XML
Solar flares detected by the new narrowband VLF receiver at SANAE IV

Hanna Dahlgren, Torbjörn Sundberg, Andrew Collier, Etienne Koen, Stephen Meyer

8 pages
- PDF (1 MB)
- HTML
- EPUB
- XML
Effects of non-thermal mobile phone radiation on breast adenocarcinoma cells

Barend Stander, Sumari Marais, Carin Huyser, Zen Fourie, Dariusz Leszczynski, Annie Joubert

9 pages
- PDF (2 MB)
- HTML
- EPUB
- XML
Understanding pathogen transmission dynamics in waterbird communities: At what scale should interactions be studied?

Lindy MacGregor, Graeme Cumming, Philip Hockey

10 pages
- PDF (1 MB)
- HTML
- XML
Accurate measurement of microscopic forces and torques using optical tweezers

Melanie McLaren, Elias Sidderas-Haddad, Andrew Forbes

8 pages
- PDF (1 MB)
- HTML
- EPUB
- XML
Caricain: A basis for enzyme therapy for coeliac disease

Hugh Cornell, Teodor Stelmasiak

5 pages
- PDF (518 KB)
- HTML
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- XML

Correspondence

Internet access constrains science development and training at South African universities

Bernard Slippers, Thokozani Majozi, Fulufhelo Nelwamondo, Christine Steenkamp, Esta van Heerden, Caradee Wright

1 page
- PDF (283 KB)
- HTML
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Research Letters

Effects of internal heat generation, thermal radiation and buoyancy force on a boundary layer over a vertical plate with a convective surface boundary condition

Philip Olanrewaju, Jacob Gbadeyan, Tasawar Hayat, Awatif Hendi

6 pages
- PDF (631 KB)
- HTML
- EPUB
- XML

Review Articles

Past approaches and future challenges to the management of fire and invasive alien plants in the new Garden Route National Park

Tineke Kraaij, Richard Cowling, Brian van Wilgen

11 pages
- PDF (1 MB)
- HTML
- EPUB
- XML

Commentary

Challenges of reducing emissions from deforestation and forest degradation (REDD+) on the African continent

Juggling the demands of a career and motherhood: Perspectives of an academic in science

How effective and safe is Bt-maize in South Africa?

Scientific Correspondence

A fossilised humerus of a lovebird tells little of the Pleistocene habitat of Australopithecus robustus

Obituary

Johann Lutjeharms: Oceanographer (1944-2011)

Leader

The decline of the humanities and social sciences in South Africa

Book Reviews

Deserts as laboratories of evolution

African medicinal flora in the limelight

News and Views

Increased structure and active learning: Can we bridge the achievement gap in South African science?

Research Articles

Ensuring the security and privacy of information in mobile health-care communication systems

Screening South African potato, tomato and wheat cultivars for five carotenoids

Solar flares detected by the new narrowband VLF receiver at SANAE IV

Effects of non-thermal mobile phone radiation on breast adenocarcinoma cells

Understanding pathogen transmission dynamics in waterbird communities: At what scale should interactions be studied?

Accurate measurement of microscopic forces and torques using optical tweezers

Caricain: A basis for enzyme therapy for coeliac disease

Correspondence

Internet access constrains science development and training at South African universities

Research Letters

Effects of internal heat generation, thermal radiation and buoyancy force on a boundary layer over a vertical plate with a convective surface boundary condition

Review Articles

Past approaches and future challenges to the management of fire and invasive alien plants in the new Garden Route National Park

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