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Browsing by Author "Dziba, LE"

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Assessing the impacts of Acacia mearnsii (black wattle) on grazing provision and livestock production in South Africa

Author: Yapi, T ; O'Farrell, Patrick J ; Dziba, LE ; Esler, K Date: Oct 2012 The central aim of this research is to develop a deeper understanding of the ecological impacts of A. mearnsiiinvasions on the functioning and productivity of rangelands in South Africa and their ability to sustain livestock production. Read more
Biodiversity and Ecosystem Services on the African continent – what is changing, and what are our options?

Author: Archer, E ; Dziba, LE ; Mulongoy, KJ ; Maoela, Malebajoa A ; Walters, Michele ; Biggs, R ; Cormier Salem, M-C ; DeClerck, F ; Diaw, MC ; Dunham, AE Date: Mar 2021 Throughout the world, biodiversity and nature's contributions to people are under threat, with clear changes evident. Biodiversity and ecosystem services have particular value in Africa– yet they are negatively impacted by a range of drivers, ... Read more
Condensed tannins reduce browsing and increase grazing time of free-ranging goats in semi-arid savannas

Author: Mkhize, NR ; Heitkönig, IMA ; Scogings, PF ; Dziba, LE ; Prins, HHT ; De Boer, WF Date: Aug 2015 Tannin concentrations fluctuate spatially and temporally within and among plant species, with con-sequences for forage quality of herbivores. The extent to which these fluctuations influence foraging activities of goats is not fully understood. ... Read more
Diet selection of goats depends on season: roles of plant physical and chemical traits

Author: Mkhize, NR ; Scogings, PF ; Nsahlai, IV ; Dziba, LE Date: May 2014 This paper reports on diet selection of goats offered six browse species (i.e. Acacia natalitia [Vachellia natalitia], Acacia nilotica [Vachellia nilotica], Dichrostachys cinerea, Grewia occidentalis, Gymnosporia maranguensis and Scutia ... Read more
The effects of passage through the gut of goats and cattle, and the application of dung as a fertiliser on seedling establishment of Dichrostachys cinerea and Acacia nilotica

Author: Tjelele, TJ ; Ward, D ; Dziba, LE Date: Feb 2015 Seed pods of Dichrostachys cinerea and Acacia nilotica have higher nutritive value than grasses and other browse plants during the dry season and form an important part of the diet of livestock. Seeds of Acacia may be destroyed during passage ... Read more
The IPBES regional assessment report on biodiversity and ecosystem services for Africa

Author: Archer, Emma RM ; Dziba, LE ; Mulongoy, KJ ; Maoela, Malebajoa A ; Walters, Michele Date: 2018 The Africa regional Assessment is the first of its kind for the continent and constitutes one of four Regional Assessments conducted under IPBES. This Assessment is a synthesis of the state of knowledge on biodiversity and nature’s contributions ... Read more
Recovery and germination of Dichrostachys cinerea seeds fed to goats (Capra hircus)

Author: Tjelele, JT ; Dziba, LE ; Pule, HT Date: Jan 2012 Goats can act as dispersal agents by consuming seed pods of woody plants and dispersing the seeds in feces. Concerns that goats might thereby promote encroachment by woody plant species such as Dichrostachys cinerea (sickle bush) have not ... Read more

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Browsing by Author "Dziba, LE"

Browsing by Author "Dziba, LE"

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