Publications

Oct 2010

Convergence of carbohydrate-biased intake targets in caged worker honeybees fed different protein sources

Altaye, Solomon Z., Pirk, Christian W. W., Crewe, Robin M., Nicolson, Susan W.

J Exp Biol

The nutritional needs of bees are supplied by nectar carbohydrates and by protein and other nutrients in pollen but little is...

2010

Honey bee diseases, Part 1

Human, Hannelie, Pirk, Christian W. W.

Southern African Honey Council (SAHC) Newsletter

2010

Clinal nature of the frequencies of ovarioles and spermathecae in Cape worker honeybees, Apis mellifera capensis

Phiancharoen, Mananya, Pirk, Christian W.W., Radloff, Sarah E., Hepburn, Randall

Apidologie

Oct 2009

The importance of protein type and protein to carbohydrate ratio for survival and ovarian activation of caged honeybees (Apis mellifera scutellata)

Pirk, Christian W.W., Boodhoo, Chiraag, Human, Hannelie, Nicolson, Susan, W.

Apidologie

2010

The first report of storage mites, Caloglyphus hughesi (Acaridae) on laboratory-reared Aethina tumida Murray (Coleoptera: Nitidulidae) in South Africa

Strauss, U., Human, H., Crewe, R. M., Pirk, C. W. W.

African Entomology

Jul 2010

Responses of Queenright and Queenless Workers of Apis Cerana to 9-keto-2(E)-decenoic Acid, a Pheromonal Constituent of the Mandibular Gland

Tan, Ken, Wang, Zheng-Wei, Li, Hua, Yang, Ming-Xian et al.

Journal of Chemical Ecology

In dequeened honeybee colonies ovarian activation occurs in some workers, and the pheromonal bouquets of these laying workers...

2010

Hetero-specific queen retinue behavior of worker bees in mixed-species colonies of Apis cerana and Apis mellifera

Yang, Ming-Xian, Tan, Ken, Radloff, Sarah E., Pirk, Christian W. W. et al.

Apidologie

Mar 2010

Nestmate Recognition and the Role of Cuticular Hydrocarbons in the African Termite Raiding Ant Pachycondyla analis

Yusuf, Abdullahi A., Christian W. W. Pirk , Crewe, Robin, Njagi, Peter et al.

Journal of Chemical Ecology

Cuticular hydrocarbons (CHCs) are used for chemical communication among nestmates in many ant species, and they may play a role...

2010

Pheromonal predisposition to social parasitism in the honeybee Apis mellifera capensis

Zheng, Huo-Qing, Dietemann, Vincent, Crewe, Robin M., Hepburn, Randall et al.

Behavioral Ecology

In honeybees, worker reproduction is mainly regulated by pheromones produced by the brood and the queen. The source of one of the...