Articles by Keyword: Thresholds

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  1. A preliminary investigation of woody plant increase in the western Transvaal and implications for veld assessment

    Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa
    The relationships between tree density and indices of pasture and soil condition were examined in Western Transvaal grasslands where Acacia karroo had increased following disturbance. The correlation between tree density and pasture condition was not linear, indicating a threshold in...
  2. The development of veld assessment in the northern Transvaal savanna II. Mixed bushveld

    Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa
    Differences in pasture species composition as a consequence of grazing were used to develop a proposed classification of pasture species response to grazing, for both the Combretum apiculatum and the Acacia tortilis communities of the northern Transvaal mixed bushveld. The...
  3. Does Holistic Planned Grazing™ work on native rangelands?

    Does Holistic Planned Grazing™ work on native rangelands?

    Item type: Journal Article • Journal: African Journal of Range & Forage Science
    The balance of papers in this Special Issue show that how Holistic Planned Grazing™ is managed and where it is used impacts the efficacy of the approach. While we will do well to develop more mechanistic models that can identify...