Concepedia
Statistics
Publications
22
Citations
526
H-Index
14
Active since
1972
Affiliations
Stellenbosch University(Current)
University of Cape Town
Naturalis Biodiversity Center
H. Geertsema is an author at Stellenbosch University specializing in life sciences, insect ecology, and entomology.
Publications per year
1972–2015
Gene Flow Among <I>Cydia pomonella</I> (Lepidoptera: Tortricidae) Geographic and Host Populations in South Africa
Alicia E. Timm, H. Geertsema, Louise Warnich · Journal of Economic Entomology · 2006 · 49 citations
Life Sciences, Biology, Genetics +17
Foraging mode of a group-living lizard,<i>Cordylus cataphractus</i>(Cordylidae)
Fras N. Mouton, H. Geertsema, Lourens Visagie · African Zoology · 2000 · 43 citations
Life Sciences, Ecology, Zoology +13
Occurrence and non-detectability of maytansinoids in individual plants of the genera Maytenus and Putterlickia
Christian B Pullen, Petra Schmitz, Dietmar Hoffmann et al. · Phytochemistry · 2003 · 42 citations
Life Sciences, Botany, Plant Sciences +3
Population genetic structure of economically important Tortricidae (Lepidoptera) in South Africa: a comparative analysis
Alicia E. Timm, H. Geertsema, Louise Warnich · Bulletin of Entomological Research · 2009 · 41 citations
Life Sciences, Entomology, Genetics +17
Creating novel food webs on introduced Australian acacias: indirect effects of galling biological control agents
Ruan Veldtman, Thomas Francis Lado, A. Botes et al. · Diversity and Distributions · 2011 · 39 citations · Full text
Life Sciences, Ecology, Plant Sciences +15
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