Zobrazeno 1 - 10
of 15
pro vyhledávání: '"Deon Kotze"'
Autor:
Vhuthu Ndou, Deon Kotze, Biljana Marjanovic-Painter, Ethel E. Phiri, Petrus J. Pieterse, Molahlehi S. Sonopo
Publikováno v:
Agronomy, Vol 14, Iss 5, p 977 (2024)
Ribwort plantain (Plantago lanceolata L.) is a common weed in the winter rainfall region of South Africa. This weed is widespread across vineyards, orchards, and roadsides in the region. The weed has already evolved resistance to glyphosate and paraq
Externí odkaz:
https://doaj.org/article/1d9988eb99f5401a9f2157e3ccc54394
Autor:
Alison A. Kock, Theoni Photopoulou, Ian Durbach, Katya Mauff, Michael Meÿer, Deon Kotze, Charles L. Griffiths, M. Justin O’Riain
Publikováno v:
Movement Ecology, Vol 6, Iss 1, Pp 1-13 (2018)
Abstract Background Understanding white shark (Carcharodon carcharias) habitat use in coastal areas adjacent to large cities, is an important step when formulating potential solutions to the conservation conflict that exists between humans and large
Externí odkaz:
https://doaj.org/article/48d14a4dad954a3ea9ff89a0e52e8ff5
Publikováno v:
PLoS ONE, Vol 8, Iss 1, p e55048 (2013)
White sharks (Carcharodon carcharias) are threatened apex predators and identification of their critical habitats and how these are used are essential to ensuring improved local and ultimately global white shark protection. In this study we investiga
Externí odkaz:
https://doaj.org/article/e5204fcd07834e1eaac6e2a0dfd1fd27
Autor:
Clinton Rambanapasi, Jan Rijn Zeevaart, Hylton Buntting, Cornelius Bester, Deon Kotze, Rose Hayeshi, Anne Grobler
Publikováno v:
Molecules, Vol 21, Iss 6, p 763 (2016)
Colloidal suspensions of 14 nm gold nanoparticles (AuNPs) were repeatedly administered intravenously at three dose levels (0.9, 9 and 90 µg) to male Sprague Dawley rats weekly for 7 weeks, followed by a 14-day washout period. After sacrificing, the
Externí odkaz:
https://doaj.org/article/ac25810f371a46119710dc26f458330e
Autor:
Els Vermeulen, Elise Jouve, Peter Best, Geremy Cliff, Matt Dicken, Deon Kotze, Steven McCue, Mike Meÿer, Mduduzi Seakamela, Greg Thompson, Meredith Thornton, Chris Wilkinson
Publikováno v:
J. Cetacean Res. Manage.. 23:149-169
The southern right whale (Eubalaena australis; SRW) population in South Africa’s coastal waters has experienced marked changes since 2009, including altered feeding and migration behaviour, and decreased calving success. At the same time, anthropog
Autor:
Neil Hammerschlag, Chris Fallows, Michael Meÿer, Simon Mduduzi Seakamela, Samantha Orndorff, Steve Kirkman, Deon Kotze, Scott Creel
Publikováno v:
Biol Lett
Predators can impact prey via predation or risk effects, which can initiate trophic cascades. Given widespread population declines of apex predators, understanding and predicting the associated ecological consequences is a priority. When predation ri
Autor:
Shirel R. Kahane-Rapport, Machiel G. Oudejans, Christopher Wilke, William K. Oestreich, Elliott L. Hazen, Jeremy A. Goldbogen, Deon Kotze, Julie Fukunaga, David E. Cade, Michael F. Meyer, Joseph D. Warren, James A. Fahlbusch, Ken P. Findlay, Steven McCue, Ari S. Friedlaender, S. Mduduzi Seakamela, John Calambokidis
Publikováno v:
Functional Ecology. 35:894-908
Office of Naval Research, Stanford University, South African Department of the Environment, Forestry and Fisheries National Science Foundation.
Publikováno v:
Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine. 191
Liquid scintillation counter (LSC), with its advanced spectrometry capabilities, the Quantulus 1220™, was used to determine gross α-β measurements in 25 environmental water samples. The determination of gross α-β emitters with the LSC method re
Autor:
Michael F. Meyer, Ian N. Durbach, M. Justin O'Riain, Charles L. Griffiths, Alison A. Kock, Deon Kotze, Theoni Photopoulou, Katya Mauff
Publikováno v:
Movement Ecology, Vol 6, Iss 1, Pp 1-13 (2018)
Movement Ecology
Movement Ecology
Bursary funding for AAK was provided for her MSc research from the National Research Foundation and for her PhD research through a grant to CG from the National Research Foundation (South Africa) (www.nrf.ac.za) SEAChange Programme. The Department of
Autor:
Santosh Bachoo, Linda R. Harris, Michael F. Meyer, Deon Kotze, Herman Oosthuizen, Ronel Nel, Steven McCue, Darrell Anders
Publikováno v:
Conservation Biology. 32:411-423
Harnessing the economic potential of the oceans is key to combating poverty, enhancing food security, and strengthening economies. But the concomitant risk of intensified resource extraction to migratory species is worrying given these species contri