Articles by Author: E Wentzel Viljoen An0052

Search results for E Wentzel Viljoen An0052

We found 66 results for you
  1. Dietitians’ perceptions of the continuing professional development system in South Africa

    Dietitians’ perceptions of the continuing professional development system in South Africa

    Item type: Journal Article • Journal: South African Journal of Clinical Nutrition
    Objective: To retrospectively evaluate the South African Continuing Professional Development (CPD) system (previous and current) for dietitians, by determining their perceptions of the system’s implementation and participation in CPD activities.
  2. Using different approaches to assess the reproducibility of a culturally sensitive quantified food frequency questionnaire

    Using different approaches to assess the reproducibility of a culturally sensitive quantified food frequency questionnaire

    Item type: Journal Article • Journal: South African Journal of Clinical Nutrition
    Objective: To report on the use of different approaches to assess the reproducibility of a culturally sensitive quantified food frequency questionnaire (QFFQ) used for assessment of the habitual dietary intake of Setswana-speaking adults in the North West Province of South...
  3. Low rates of exclusive breastfeeding are still evident in four South African provinces

    Low rates of exclusive breastfeeding are still evident in four South African provinces

    Item type: Journal Article • Journal: South African Journal of Clinical Nutrition
    Objectives: Breastfeeding is one of the primary strategies used to enhance infant nutrition and improving child survival worldwide. The intention of globally increasing the rate of exclusive breastfeeding (EBF) to at least 50% of infants in the first six months...
  4. Food and nutrition labelling: the past, present and the way forward

    Food and nutrition labelling: the past, present and the way forward

    Item type: Journal Article • Journal: South African Journal of Clinical Nutrition
    Current global mortality from noncommunicable diseases (NCDs) remains unacceptably high and is increasing. A major reduction in the burden of NCDs should come from population-wide interventions, including the promotion of a healthy diet through the provision of adequate nutrition information...
  5. Fungal Pathogens in <em>Pinus</em> and <em>Eucalyptus</em> Seedling Nurseries in South Africa: A Review

    Item type: Journal Article • Journal: South African Forestry Journal
    Fungal diseases are responsible for severe losses of Pinus and Eucalyptus seedlings in South African forest nurseries. Pathogens such as Botrytis cinerea, Fusarium oxysporum, Rhizoctonia solani, Phytophthora cinnamomi, Cylindrocladium scoparium and Colletotrichum spp. are commonly associated with disease symptoms. Control...
  6. RAPD-fingerprinting to Identify <em>Eucalyptus grandis</em> Clones

    Item type: Journal Article • Journal: South African Forestry Journal
    DNA was isolated from 12 clones of Eucalyptus grandis, and subsequently amplified with arbitrary primers (RAPD-PCR). It was possible to distinguish between the different clones on the basis of the resultant fingerprints. We conclude that the RAPD technique is suited...
  7. The Use of Grasses as a Weed Management Technique in a Degraded Riparian Site

    Item type: Journal Article • Journal: South African Forestry Journal
    A stand of Eucalyptus grandis growing in the riparian zone of the Sabie River in the eastern Transvaal was clearfelled during 1992, leaving the site disturbed, covered with slash and infested with alien invader plants. A randomised complete block trial...
  8. ‘N Belowende tegniek vir die bepaling van struikbenutting

    ‘N Belowende tegniek vir die bepaling van struikbenutting

    ‘n Moontlike tegniek om die mate van struikbeijutting te bepaal, sonder enige vooraf metings, word uiteengesit. ‘n Hoë korrelasie (r = 0,8563) bestaan tussen lootdeursnit en totale lootmassa (massa van die loot plus blare) van Portulacaria afra. ’n Weidingsproef is...