Articles by Author: Petrus Nel

Search results for Petrus Nel

We found 19 results for you
  1. Effect of pH on growth, mineral content and essential oil quality of buchu (<em>Agathosma betulina</em>) grown under controlled conditions

    Effect of pH on growth, mineral content and essential oil quality of buchu (<em>Agathosma betulina</em>) grown under controlled conditions

    Item type: Journal Article • Journal: South African Journal of Plant and Soil
    Buchu (Agathosma betulina) is a traditional medicinal plant in the Western Cape province of South Africa and the essential oil derived from the leaves is exported in large volumes. The essential oil is not only used for medicinal purposes, but...
  2. Debates Section

    Debates Section

    Item type: Journal Article • Journal: Anthropology Southern Africa
  3. Transforming the state away from the State? Radical social action and ‘minority attractions’ under scrutiny

    Transforming the state away from the State? Radical social action and ‘minority attractions’ under scrutiny

    Item type: Journal Article • Journal: South African Journal of Philosophy
    This review article situates the work Black Flame within a capita selecta of earlier publications on anarchism-syndicalism and radical thought. Schmidt and Van der Walt’s contribution (2009) is a recent addition to political thought, theory and socio-economic practice within the...
  4. Engaging the World of the Supernatural: Anthropology, Phenomenology and the Limitations of Scientific Rationalism in the Study of the Supernatural

    Engaging the World of the Supernatural: Anthropology, Phenomenology and the Limitations of Scientific Rationalism in the Study of the Supernatural

    Item type: Journal Article • Journal: Indo-Pacific Journal of Phenomenology
    Scientific rationalism has long been considered one of the pillars of true science. It has been one of the criteria academics have used in their efforts to categorise disciplines as scientific. Perhaps scientific rationalism acquired this privileged status because it...
  5. Natural and Supernatural: Intersections Between the Spiritual and Natural Worlds in African Witchcraft and Healing with Reference to Southern Africa

    Natural and Supernatural: Intersections Between the Spiritual and Natural Worlds in African Witchcraft and Healing with Reference to Southern Africa

    Item type: Journal Article • Journal: Indo-Pacific Journal of Phenomenology
    For generations, African beliefs and practices regarding witchcraft and traditional healing have been located at the intersection between the natural world and the supernatural world. Despite the impact of both colonialism and, in the contemporary context, modernization, the complex interplay...
  6. Factorial invariance of the Rahim emotional quotient index

    Factorial invariance of the Rahim emotional quotient index

    Item type: Journal Article • Journal: Journal of Psychology in Africa
    This study investigated the degree of factorial invariance of the 30-item Rahim Emotional Quotient Index (REQI) (Afzalur Rahim et al., 2002) across gender and language, using multiple group confirmatory factor analysis. Respondents were 341 full-time employed applicants to programmes in...
  7. Management of ADHD in children and adolescents: clinical audit in a South African setting

    Management of ADHD in children and adolescents: clinical audit in a South African setting

    Item type: Journal Article • Journal: Journal of Child & Adolescent Mental Health
    Objectives: Attention deficit hyperactivity disorder (ADHD) is common, yet under-recognised and undertreated, particularly in low socio-economic settings. Little is known about compliance to evidence- based guidelines in low- and middle-income countries, and no clinical audits have been published in Africa...
  8. Kounis syndrome: a narrative review

    Kounis syndrome: a narrative review

    Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia
    Inflammatory mediators released from activated mast cells and basophils during hypersensitivity reactions have direct pathological effects on the myocardium and coronary vasculature. It was traditionally thought that cardiovascular signs and symptoms in anaphylaxis are largely due to peripheral vasodilation and...