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Murendeni Kwinda, Stefan John Siebert, Helga Van Coller and Tlou Samuel Masehela
Weed responses in disturbance-prone agroecosystems are linked to specific plant traits that enable their persistence. Understanding how weeds adapt to thrive in these systems in response to herbicide application is important for farmers to improve weed m...
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Nadine Schutte, S J Siebert, S P Bester, D M Komape, N Rajakaruna
Pág. 139
In ?n omgewing waar ?n metaal soos nikkel in oorvloed voorkom en beskikbaar is vir plante om op te neem, sal die plante soms die metaal akkumuleer. Oor die algemeen word die metaal egter eerder deur die plante uitgesluit. Dit is meestal op nikkelryk...
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Kathrin Specht, Rosemarie Siebert, Susanne Thomaier, Ulf B. Freisinger, Magdalena Sawicka, Axel Dierich, Dietrich Henckel and Maria Busse
How can buildings be combined with agricultural production and what are the major potential benefits and challenges for the introduction of zero-acreage farming (ZFarming) in Berlin from the relevant stakeholders? perspectives? These questions were explo...
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Melissa Andriessen, Madeleen Struwig, Stefan J. Siebert
Pág. 5 bladsye
The? Southern? African? Alliaceae? Borkh.? is? represented? by? four genera (Allium L., Nothoscordum Kunth, Tulbaghia L. and Prototulbaghia Vosa) and 28 species. The? pollen? morphology? of? the? endangered? monotypic? genus Prototulbaghia has? no...
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T. Orlekowsky, J. Viviers, E. Kruger, S.J. Siebert
Pág. 1 page
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H. Myburgh, F. Siebert, H. van Coller
Pág. 1 bladsy
Herbivory and fire could be regarded as important drivers for perennial plant diversity, since their absence causes an increase in plant biomass, which was proven to suppress individual numbers of perennial species.
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D.C. Smith, F. Siebert, Pieter S. Kloppers
Pág. 1 bladsy
Savanna ekosisteme in Suid-Afrika word gekenmerk deur heterogeniteit op verskeie skale
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E. Kruger, S.J. Siebert
Pág. 1 bladsy
Frithia humilisis `n miniatuur sukkulente vensterplant spesie, endemies aan ?n area tussenBronkhorstspruit (Gauteng) en Witbank (Mpumalanga). In 2009 is dit tot ?n bedreigde spesieverklaar (endangered, volgens die Rooi Data Lys van Suid-Afrikaanse...
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Timothy N. Cason, Karthik N. Kannan, and Ralph Siebert
Pág. 667 - 688
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W. Stanley Siebert and Nikolay Zubanov
Pág. 1398 - 1414
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