Journal Articles
Feb 2010
A new Ophiostoma species from loblolly pine roots in the southeastern United States
Zanzot, James, Wilhelm de Beer, Eckhardt, Lori, Mike Wingfield
Mycological Progress
2010
Ophiostoma species, including Ophiostoma borealis sp. nov., infecting wounds of native broad-leaved trees in Norway
Kamgan Nkuekam, G. , Solheim, H. , Wilhelm de Beer, Grobbelaar, J.W. et al.
Cryptogamie, Mycologie
Dec 2010
Three new Graphium species from baobab trees in South Africa and Madagascar
Elsie Cruywagen, Wilhelm de Beer, Jolanda Roux, Mike Wingfield
Persoonia
Dec 2010
Ophiostoma spp. associated with pine and spruce-infesting bark beetles in Finland and Russia
Riikka Linnakoski, Wilhelm de Beer, Ahtiainen, J., Sidorov, E. et al.
Persoonia
Dec 2010
Eight new Leptographium species associated with tree-infesting bark beetles in China
Paciura, D., Wilhelm de Beer, Jacobs, K., XuDong Zhou et al.
Persoonia
Jan 2009
Sustainable multiple queen colonies of honey bees, Apis mellifera ligustica
Zheng, Huo-Qing, Jin, Shui-Hua, Hu, Fu-Liang, Pirk, Christian W. W.
JOURNAL OF APICULTURAL RESEARCH
Nov 2009
Sun angle time windows for absconding by the dwarf honeybee, Apis florea
Duangphakdee, Orawan, Radloff, Sarah E., Pirk, Christian W. W., Hepburn, Randall
JOURNAL OF INSECT PHYSIOLOGY
2009
Is there a need for conservation of honeybees in Africa?
Dietemann, Vincent, Pirk, Christian W. W., Crewe, Robin M.
Apidologie
2009
Sun angle time windows for absconding by the dwarf honeybee, Apis florea
Duangphakdee, Orawan, Radloff, Sarah E., Pirk, Christian W. W., Hepburn, Randall
Journal of Insect Physiology