E.T.F. Witkowski

University of the Witwatersrand — South Africa

Environmental Science · Physical Sciences

54h-index10.3kcitations331works1.22yr avg
OpenAlex↗ORCID↗Google Scholar↗Lab page↗

Accepting Students?

No reports yet. Know if this professor is taking students?

Research Topics

Ecology and Vegetation Dynamics Studies(145), African Botany and Ecology Studies(54), Plant and animal studies(48), Biological Control of Invasive Species(37), Plant Parasitism and Resistance(31)

Publications331 total

Testing the impact of sub-lethal doses of three registered herbicides on <i>Liothrips tractabilis</i> , a biocontrol agent of pompom weed
Biocontrol Science and Technology·2025
Stakeholder values on the management of African elephants for large tree conservation in protected areas
European Journal of Wildlife Research·2025· 1 citedOpen Access
Striking yet destructive: The potential expansion of pompom weed (Campuloclinium macrocephalum (Less.) DC.)) in South Africa
South African Journal of Botany·2025
Drivers of woody plant phylogenetic and taxonomic beta diversity across an urban density gradient
Urban Ecosystems·2025· 1 citedOpen Access
Selective herbicides extirpate forbs more effectively than alien plants, facilitating dominance of aggressive low grazing value grasses
South African Journal of Botany·2025· 2 citedOpen Access
Grass and woody species composition and diversity beneath mistletoe-infected and uninfected Sclerocarya birrea (marula) trees in two South African semi-arid savanna protected areas
South African Journal of Botany·2025· 1 citedOpen Access
Impacts of African elephants and other environmental drivers on trees nested in by critically endangered white‐backed vultures
Wildlife Biology·2025· 2 citedOpen Access
Leaf traits of the mistletoe Erianthemum dregei and its host tree Sclerocarya birrea vary across a rainfall gradient and levels of hemiparasite infection
Journal of Arid Environments·2025· 1 cited
Functional traits of Ziziphus mucronata below mistletoe-infected trees in a semi-arid African savanna
South African Journal of Botany·2024· 3 cited
Ecological drivers of Seriphium plumosum encroachment: Implications for management and conservation
South African Journal of Botany·2024· 2 citedOpen Access
Author response for "Impacts of African elephants and other environmental drivers on trees nested in by critically endangered white‐backed vultures"
2024
The impact of traditional medicine use and trade on Euphorbia bupleurifolia populations
South African Journal of Botany·2024· 1 cited
Baobabs as symbols of resilience
Nature Plants·2024· 1 cited
Spatial distribution of woody plants in relation to mistletoe-infected Vachellia karroo trees in a semi-arid African savanna
Global Ecology and Conservation·2024· 2 citedOpen Access
Woody species composition, diversity, and ecosystem services of yards along an urban socioeconomic gradient
The Science of The Total Environment·2023· 13 cited
Distribution, population structure and microhabitat profile of Euphorbia bupleurifolia
South African Journal of Botany·2023· 3 citedOpen Access
Protecting the resource: an assessment of mitigation methods used to protect large trees from African elephant impact in a savanna system
Wildlife Biology·2023· 8 citedOpen Access
Spatial point pattern of the baobab (Adansonia digitata) in semi-arid savanna, Southeast Zimbabwe
Trees Forests and People·2023· 4 citedOpen Access
Edaphic and topographic gradients have differential influence on woody species assemblages on ultramafic and non-ultramafic soils in an African Savanna
Plant and Soil·2023· 2 cited
Survival trends (2008–2020) of three tree species in response to elephant impact, environmental variation, and stem wire-netting protection in an African savanna
Forest Ecology and Management·2023· 8 cited
page 1 of 17Next →

Frequent Co-authors

Byron B. Lamont(10), K. Balkwill(10), E. J. Luoga(6), Charlie M. Shackleton(6), Vivienne L. Williams(4), Delali B.K. Dovie(4), Sarah M. Venter(4), Barend Erasmus(2), J. Botha(2), Edward N. Mwavu(2), David M. Richardson(2), Karen J. Esler(2), R.D. Garner(2), Peter G. L. Klinkhamer(1), Neal J. Enright(1), Maheshwaran Govender(1), Pragashnie Govender(1), Isabel Weiersbye(1), Fethi Ahmed(1), Tina Wilson(1)