Articles by Author: Stephen Knight

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  1. Using lot quality assurance sampling methodology to evaluate the u Thukela District Child Survival Project of KwaZulu-Natal

    Using lot quality assurance sampling methodology to evaluate the u Thukela District Child Survival Project of KwaZulu-Natal

    Item type: Journal Article • Journal: Southern African Journal of Epidemiology and Infection
    Health services programmes and interventions require objective measures on coverage and quality to ensure that managers have the evidence to adopt and expand health interventions effectively and effciently. Over the past 15 years, the uThukela District Child Survival Project of...
  2. High level of initial default among smear positive pulmonary tuberculosis in eThekwini health district, KwaZulu-Natal

    High level of initial default among smear positive pulmonary tuberculosis in eThekwini health district, KwaZulu-Natal

    Item type: Journal Article • Journal: Southern African Journal of Infectious Diseases
    In this study, initial tuberculosis (TB) default was measured in clinics in a district with a high incidence of TB. A retrospective review of TB case identification registers in 2007 found 4049 (9.0%) new smear positive pulmonary tuberculosis (PTB) cases...
  3. Effectiveness of early initiation of antiretroviral therapy in adults with HIV associated tuberculosis in Lesotho in 2012

    Effectiveness of early initiation of antiretroviral therapy in adults with HIV associated tuberculosis in Lesotho in 2012

    Item type: Journal Article • Journal: Southern African Journal of Infectious Diseases
    Background: Lesotho has a huge burden of human immunodeficiency virus associated tuberculosis (HIV-TB). In this study we compared the effectiveness of early versus late commencement of antiretroviral therapy (ART) in adults living with HIV-TB in Lesotho.
  4. Developing primary health care and public health competencies in undergraduate medical students

    Developing primary health care and public health competencies in undergraduate medical students

    Item type: Journal Article • Journal: South African Family Practice
    Background: The Selective Programme (Selectives) at the University of KwaZulu-Natal (UKZN) is a three-year longitudinal, community-based programme within the undergraduate medical curriculum, which aims to develop primary health care (PHC) and public health competencies in students using the community-oriented primary...
  5. Voorlopige evaluasie van <em>sporobolus fimbriatus</em> as aangeplante weiding in die sentrale oranje‐vrystaat

    Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa
    Die potensiaal van Sporobolus fimbriatus as aangeplante weiding is ten opsigte van relatiewe groeitempo, kumulatiewe groei, droëmateriaalproduksie, weikapasiteit, blaar : stingel verhouding en kwaliteit (ruproteïen en verteerbaarheid) geëvalueer.
  6. The effect of tebuthiuron on the vegetation of the thorn Bushveld of the Northern Cape – a preliminary report

    Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa
    Two formulations of tebuthiuron i.e. Graslan 20P and Graslan 40P are currently being evaluated in the Molopo area. Tebuthiuron was applied aerially at ten application rates, in combination with two application dates.
  7. Die evaluasie van droëland <em>Cenchrus ciliaris</em> L. cv Molopo vir speenkalf‐produksie in die sentrale grasveld

    Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa
    Speenkalfproduksie op droëland Cenchrus ciliaris‐weiding is by drie veeladings onder aanhoudende beweiding ondersoek (1978–83). Verskille in beskikbare bogrondse fitomassa (BBF), speenmassa en die ekonomie van speenkalfproduksie word bespreek.
  8. The Injustice of Discrimination

    The Injustice of Discrimination

    Item type: Journal Article • Journal: South African Journal of Philosophy
    Discrimination might be considered unjust on account of the comparative disadvantage it imposes, the absolute advantage it imposes, the disrespect it shows, or the prejudice it shows. This article argues that each of these accounts overlooks some cases of unjust...
  9. Evaluation of petiole nitrate measurement as an aid for N fertilization of potatoes (<em>Solanum tuberosum</em> L.) on sandy soils

    Evaluation of petiole nitrate measurement as an aid for N fertilization of potatoes (<em>Solanum tuberosum</em> L.) on sandy soils

    Item type: Journal Article • Journal: South African Journal of Plant and Soil
    Potatoes are produced in the Sandveld of the Western Cape on soils with extremely low clay and organic material contents. A low nitrogen mineralisation potential and high leaching hazard complicate the management of the nitrogen supply to the plant. This...
  10. Oviposition site preferences by <em>Helicoverpa armigera</em> (Lepidoptera: Noctuidae): effect of season and density on distribution of eggs on plants

    Oviposition site preferences by <em>Helicoverpa armigera</em> (Lepidoptera: Noctuidae): effect of season and density on distribution of eggs on plants

    Item type: Journal Article • Journal: South African Journal of Plant and Soil
    In an attempt to improve field sampling of the African bollworm, Helicoverpa armigera (Hübner), oviposition behaviour of the pest on tomato plants was investigated. From limited studies conducted in the past, variation in oviposition sites preferences by H. armigera is...