Publications

2005

Characterisation of the Coniothyrium stem canker pathogen on Eucalyptus camaldulensis in Ethiopia

Gezahgne A, Cortinas MN, Wingfield MJ, Roux J

Australasian Plant Pathology

2005

Heteropyxis natalensis, a new host of Puccinia psidii rust

Alfenas AC, Zauza EAV, Wingfield MJ, Roux J et al.

Australasian Plant Pathology

2005

Exotic invasive elm bark beetle, Scolytus kirschii, detected in South Africa

Six DL, de Beer ZW, Beaver RA, Visser L et al.

South African Journal of Science

Jun 2004

Honeybee combs: construction through a liquid equilibrium process?

Pirk, CWW, Hepburn, HR, Radloff, SE, Tautz, J

NATURWISSENSCHAFTEN

Geometrical investigations of honeycombs and speculations on how honeybees measure and construct the hexagons and rhombi of their...

2004

Changes in the constitutive immune system of honeybee workers

Pirk, Christian W. W., Brockmann, Axel, Tautz, Jürgen

2004

Honeybee combs: construction through a liquid equilibrium process?

Pirk, Christian W. W., Hepburn, H. Randall, Radloff, Sarah E., Tautz, Jürgen

Naturwissenschaften

Geometrical investigations of honeycombs and speculations on how honeybees measure and construct the hexagons and rhombi of their...

May 2004

Egg viability and worker policing in honey bees

Pirk, Christian W. W., Neumann, Peter, Hepburn, H. Randall, Moritz, Robin F. A. et al.

Proceedings of the National Academy of Sciences of the United States of America

In many species of social Hymenoptera, unmated workers can lay eggs that will produce males by parthenogenesis. Nevertheless, in...

2004

The spread of Sirex noctilio Fabricius (Hymenoptera: Siricidae) in South African pine plantations and the introduction and establishment of its biological control agents

Tribe GD, Cillié JJ

African Entomology

2004

Control biológico de Sirex noctilio con Deladenus siricidicola en la región del Valle de Calamuchita - Córdoba

Lopez A, Demaestri M, Garcia J, Zupan E et al.

Sagpya Forestal