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E

E.T.F. Witkowski

University of the Witwatersrand

54H-index
332Paper Count
1.0WCitation Count
Published Papers 75
Publication Date
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Cultivating extinction? Wild harvesting and misdeclaration in international wildlife trade threaten the persistence of CITES-listed South African endemics Euphorbia bupleurifolia and E. umfoloziensis
errSouth African Journal of Botany
IF2.7
err2026-10-26
err0
PREAI
errNokukhanya N. Mhlongo; Michèle F. Pfab; Ed T.F. Witkowski
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Where are the mistletoes? Large declines in mistletoes in a savanna ecosystem over 30 years
errBiological Conservation
IF4.4
err2026-06-08
err0
errOAAI
errTsitsi Sithandiwe Maponga; Justice Muvengwi; Hilton Garikai Taambuka Ndagurwa; Dave I. Thompson; Wayne Twine; Ed T.F. Witkowski
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Marula understorey plant species diversity varies among communal rangelands with limited response to mistletoe infection intensity
errSouth African Journal of Botany
IF2.7
err2025-10-31
err0
errOAAI
errTsitsi Sithandiwe Maponga; Dave I. Thompson; Hilton Garikai Taambuka Ndagurwa; Justice Muvengwi; Wayne Twine; Ed T.F. Witkowski
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An updated checklist of the liverworts and hornworts of southern Africa
errPhytotaxa
IF1
err2025-10-24
err1
PREAI
errPhephu, Nonkululo; Witkowski, Ed T. F.; Van Rooy, Jacques; Sim-Sim, Manuela
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Testing the impact of sub-lethal doses of three registered herbicides on Liothrips tractabilis, a biocontrol agent of pompom weed
errBIOCONTROL SCIENCE AND TECHNOLOGY
IF1.2
err2025-10-01
err0
PREAI
errMudau, Phuluso; Goodall, Jeremy; Witkowski, Ed. T. F.; Byrne, Marcus
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Stakeholder values on the management of African elephants for large tree conservation in protected areas
errEUROPEAN JOURNAL OF WILDLIFE RESEARCH
IF2
err2025-09-06
err0
errOAAI
errCook, Robin M.; Witkowski, Ed T. F.; Henley, Michelle D.
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Striking yet destructive: The potential expansion of pompom weed (Campuloclinium macrocephalum (Less.) DC.)) in South Africa
errSouth African Journal of Botany
IF2.7
err2025-06-18
err0
PREAI
errAlekzandra Marί Szewczuk; Marcus J. Byrne; Ed T.F. Witkowski
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Selective herbicides extirpate forbs more effectively than alien plants, facilitating dominance of aggressive low grazing value grasses
errSOUTH AFRICAN JOURNAL OF BOTANY
IF2.7
err2025-06-01
err0
errOAAI
errGoodall, J. M.; Witkowski, E. T. F.
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Spatial distribution of woody plants in relation to mistletoe-infected Vachellia karroo trees in a semi-arid African savanna
errGLOBAL ECOLOGY AND CONSERVATION
IF3.4
err2024-06-01
err2
errOAAI
errMaponga, Tsitsi Sithandiwe; Ndagurwa, Hilton Garikai Taambuka; Muvengwi, Justice; Witkowski, Ed T. F.
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Baobabs as symbols of resilience
errNATURE PLANTS
IF13.6
err2024-05-17
err0
PREAI
errVenter, Sarah M.; Witkowski, Ed T. F.
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Woody species composition, diversity, and ecosystem services of yards along an urban socioeconomic gradient
errSCIENCE OF THE TOTAL ENVIRONMENT
IF8
err2024-02-01
err7
PREAI
errMuvengwi, Justice; Ndagurwa, Hilton G. T.; Witkowski, Ed T. F.; Mbiba, Monicah
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Survival trends (2008-2020) of three tree species in response to elephant impact, environmental variation, and stem wire-netting protection in an African savanna
errFOREST ECOLOGY AND MANAGEMENT
IF3.7
err2023-10-01
err4
PREAI
errCook, Robin M.; Witkowski, Ed T. F.; Henley, Michelle D.
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The impact of elephants (Loxodonta africana) on the Baobab (Adansonia digitata) in a semi-arid savanna
errGLOBAL ECOLOGY AND CONSERVATION
IF3.4
err2023-10-01
err5
errOAAI
errKhosa, Amanda; Ndagurwa, Hilton G. T.; Witkowski, Ed T. F.; Mutematemi, Simbai A.; Mrewa, Admire T.; Zisadza, Josephine; Nyenda, Tatenda; Muvengwi, Justice
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Edaphic and topographic gradients have differential influence on woody species assemblages on ultramafic and non-ultramafic soils in an African Savanna
errPLANT AND SOIL
IF4.1
err2023-08-23
err0
errOAAI
errNyenda, T.; Musungwa, T.; Piyo, T.; Kowe, P.; Muvengwi, J.; Witkowski, E. T. F.
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Reproductive ecology offers some answers to the pepperbark tree persistence puzzle in the Kruger National Park, South Africa
errGLOBAL ECOLOGY AND CONSERVATION
IF3.4
err2023-01-01
err1
errOAAI
errvan den Bosch, Kaylee; Witkowski, E. T. F.; Thompson, D. I.; Cron, G. V.
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Functional and species composition of understory plants varies with mistletoe-infection on Vachellia karroo trees in a semi-arid African savanna
errGLOBAL ECOLOGY AND CONSERVATION
IF3.4
err2021-12-01
err13
errOAAI
errMaponga, Tsitsi Sithandiwe; Ndagurwa, Hilton Garikai Taambuka; Witkowski, Ed T. F.
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Reproductive ecology of the African baobab: Floral features differ among individuals with different fruit production
errFOREST ECOLOGY AND MANAGEMENT
IF3.7
err2021-06-01
err6
PREAI
errChetty, A.; Glennon, K. L.; Venter, S. M.; Cron, G. V.; Witkowski, E. T. F.
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Feasible or foolish: Attempting restoration of a Parthenium hysterophorus invaded savanna using perennial grass seed
errJOURNAL OF ENVIRONMENTAL MANAGEMENT
IF8.4
err2021-02-01
err5
PREAI
errCowie, Blair W.; Byrne, Marcus J.; Witkowski, Ed T. F.
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The effects of a stem gall fly and a leaf pathogen on the reproductive output of Crofton weed, Ageratina adenophora (Asteraceae), in greenhouse and field trials
errBIOLOGICAL CONTROL
IF3.4
err2021-01-01
err7
PREAI
errBuccellato, Lisa; Fisher, Jolene T.; Witkowski, Ed T. F.; Byrne, Marcus J.
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Prepare for the unanticipated: Portfolios of coping strategies of rural households facing diverse shocks
errJOURNAL OF RURAL STUDIES
IF5.7
err2020-12-01
err11
errOAAI
errPaumgarten, Fiona; Locatelli, Bruno; Witkowski, Ed T. F.; Vogel, Coleen
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Research Directions

The data has not been retrieved yet.
Co-authors
Cooperation Journals
G
Gregory P. Asner
H-index: 148 · Papers: 1.1K
J
Juli G. Pausas
H-index: 99 · Papers: 386
M
Mark A. Burgman
H-index: 82 · Papers: 376
C
Charlie M. Shackleton
H-index: 71 · Papers: 472
B
Byron B. Lamont
H-index: 71 · Papers: 376
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