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Alien tree invasion into a South African montane grassland ecosystem: impact of Acacia species on rangeland condition and livestock carrying capacity

Author: Yapi, Thozamile S ; O’Farrell, Patrick J ; Dziba, Luthando E ; Esler, KJ Date: Mar 2018 The degree to which invasive Acacia species affect South Africa’s livestock production has received little attention. We investigated the ecological impacts of Acacia mearnsii invasion on forage quality and quantity and on soil resources, ... Read more
Conundrums in mixed woody-herbaceous plant systems

Author: House, JI ; Archer, S ; Breshears, DD ; Scholes, RJ Date: Nov 2003 The article aims to identify approaches to improve our understanding of, and predictive capability for, mixed tree-grass systems. Elucidation of the interactions, dynamics and determinants, and identification of robust generalizations that ... Read more
Earth observation for rangeland monitoring

Author: Ramoelo, Abel ; Cho, Moses A ; Mathieu, Renaud SA Date: Oct 2012 The emergence of high resolution multispectral sensors with red-edge information such as, WorldView-2, RapidEye, Sentinel-2 (to be launched in 2013) and SumbandilaSAT moves remote sensing towards routine monitoring of rangeland resource quality. Read more
Relevance of rangeland degradation in semiarid Northeastern South Africa to the nonequilibrium theory

Author: Wessels, Konrad J ; Prince, SD ; Carroll, M ; Malherbe, Johan Date: Apr 2007 According to the nonequilibrium theory, livestock grazing has a limited effect on long-term vegetation productivity of semiarid rangelands, which is largely determined by rainfall. The communal lands in northeastern South Africa contain ... Read more

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Browsing by Subject "Rangeland"

Browsing by Subject "Rangeland"

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