Articles by Author: T B Koen

Search results for T B Koen

We found 28 results for you
  1. A Census Technique for Afromontane Forest Bird Communities

    Item type: Journal Article • Journal: South African Forestry Journal
    An adapted spot-count method is proposed as a census technique for bird communities in Afromontane forests. Twenty 10-minute counts are necessary to census 100% of the species present. Until noon the time of day does not seriously affect estimation of...
  2. The Effect of Rodent Granivory on Recruitment of the Irregularly Fruiting <em>Podocarpus falcatus</em> in the Southern Cape

    Item type: Journal Article • Journal: South African Forestry Journal
    Rodent granivory was investigated at four Podocarpus falcatus trees after a fruiting season during which huge amounts of seeds were produced. Feeding stations were established from one metre from the base of the trees to at least six metres beyond...
  3. Stimulation of Bud Production in <em>Eucalyptus globulus</em> by Paclobutrazol Application

    Item type: Journal Article • Journal: South African Forestry Journal
    Trunk injection of paclobutrazol (Clipper) significantly increased the bud crop on 7-year-old Eucalyptus globulus (Labill.) seed orchard trees, within one year of application. This is the first reported stimulation of reproduction to occur, with eucalypts, in the season of application...
  4. MEDIUM-TERM FLUCTUATIONS OF BIRDS AND THEIR POTENTIAL FOOD RESOURCES IN THE KNYSNA FOREST

    MEDIUM-TERM FLUCTUATIONS OF BIRDS AND THEIR POTENTIAL FOOD RESOURCES IN THE KNYSNA FOREST

    Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology
    Koen, J. H. 1992. Medium-term fluctuations of birds and their potential food resources in the Knysna Forest. Ostrich 63:21-30.
  5. RESEARCH NOTE

    Item type: Journal Article • Journal: South African Forestry Journal
    Elephant faeces from the Knysna Forest were sown in nursery boxes on a monthly basis for a full year. Even after allowing sufficient time for the possible prolonged germination time of some tree species it was found that the Knysna...
  6. African Female Adolescents' Experience of Parenting and Their Sense of Well-Being

    African Female Adolescents' Experience of Parenting and Their Sense of Well-Being

    Item type: Journal Article • Journal: Journal of Psychology in Africa
    The objective of this study was to explore and describe South African, African female adolescents' experience of parent-adolescent relationships and their perceptions of the influence of the parent-adolescent relationship on aspects of their sense of well-being. Sixty-two African female adolescents...
  7. Guidelines with Strategies for Enhancement of Resilience and Psycho-Social Well-Being in Professional Nurses

    Guidelines with Strategies for Enhancement of Resilience and Psycho-Social Well-Being in Professional Nurses

    Item type: Journal Article • Journal: Journal of Psychology in Africa
    There are currently no guidelines available for enhancement of resilience in professional nurses. This study aims to provide broad guidelines with specific strategies that may enhance resilience and psycho-social well-being in professional nurses. These guidelines are based findings from previous...
  8. An Exploration of Families' Psychosocial Well-Being in a South African Context

    An Exploration of Families' Psychosocial Well-Being in a South African Context

    Item type: Journal Article • Journal: Journal of Psychology in Africa
    The aim of this study was to explore and describe aspects that contribute to the psychosocial well-being of families from diverse cultures in a South African context by analysing data obtained through narratives, drawings and interviews with families. Participant families...
  9. A Model for Psychosocial Well-Being of Families in a South African Context

    A Model for Psychosocial Well-Being of Families in a South African Context

    Item type: Journal Article • Journal: Journal of Psychology in Africa
    This study applied the approach of Dickoff, James, and Wiedenbach (1968) to construct a conceptual framework and a model for the psychosocial well-being of families from diverse cultures in a South African context. Findings from previous qualitative research served as...
  10. Psychosocial Well-Being of Families in a South African Context: A Prospective Multifactorial Model

    Psychosocial Well-Being of Families in a South African Context: A Prospective Multifactorial Model

    Item type: Journal Article • Journal: Journal of Psychology in Africa
    This study investigated the psychosocial well-being of a group of South African families by determining the prevalence of psychosocial well-being indicators. A cross-sectional survey design and a purposive, voluntary sampling technique were used. Data on family well-being were collected from...