• Publications
  • Influence
Biology of Tetrastichus howardi (Olliff) (Hymenoptera: Eulophidae): A facultative Hyperparasitoid of stem borers
The biology of the parasitoid Tetrastichus howardi, which was introduced from the Philippines into South Africa for the biological control of the stem borer Chilo partellus, was studied in theExpand
  • 25
  • 4
Ulcerative pododermatitis in free-ranging African elephant (Loxodonta africana) in the Kruger National Park.
The occurrence of severe lameness in adult African elephant bulls in a shrub Mopane (Colophospermum mopane) ecosystem was investigated. Large ulcers in the soles of at least one front foot were seenExpand
  • 11
  • 2
Failure of an Actinomyces pyogenes vaccine to protect sheep against an intravenous challenge.
The immunity conferred by an A. pyogenes bacterin-toxoid was evaluated in sheep, using an intravenous challenge system. Three sheep were vaccinated and 3 served as controls. The vaccinated sheep wereExpand
  • 12
  • 1
Ulcerative balanitis and vulvitis of Dorper sheep in South Africa: a study on its aetiology and clinical features.
Ovine ulcerative balanitis and vulvitis in sheep of the Dorper breed has been observed in South Africa since 1979. Its aetiology has not been conclusively resolved, and there is some discrepancy inExpand
  • 19
  • PDF
The diagnosis and treatment of bovine genital ureaplasmosis: a case study.
An outbreak of granular vulvitis and ulcerative posthitis in 24-month-old virgin Bonsmara heifers and bulls is reported. Ureaplasma was isolated locally from all the clinically infected cattle. ThereExpand
  • 2
Extended survival times of Mycoplasma gallisepticum and Mycoplasma synoviae on kanekalon synthetic hair fibres.
The survival times of Mycoplasma gallisepticum (Mg) and Mycoplasma synoviae (Ms) on washed and unwashed natural and synthetic kanekalon hair samples over a 5-d period were evaluated using the colorExpand
  • 7
  • PDF
A comparative microbiological study of clinically healthy eyes and those affected by ophthalmia in cattle and the association of noctuid eye-frequenting moths.
The eyes of clinically healthy Simmentaler cattle and those affected by ophthalmia were sampled once a month over a continuous period of 12 months for bacterial, mycoplasmal and ureaplasmalExpand
  • 9
Molecular characterisation of Mycoplasma species isolated from the genital tract of Dorper sheep in South Africa
Biochemical and molecular analysis were conducted on 34 strains of Mycoplasma species isolated between 2003 and 2009 from the genital tract of clinically healthy Dorper sheep and sheep withExpand
  • 4
  • PDF
Comparison of two culture techniques used to detect environmental contamination with Salmonella enterica in a large-animal hospital
Salmonellosis is a common healthcare-associated infection in large-animal hospitals, and surveillance for Salmonella is an integral part of comprehensive infection control programmes in populationsExpand
  • 8
  • PDF
Inertial measurement system for the position control of a flexible robot arm
TLDR
A method to measure the position of the end of a robot arm using an inertial measurement system using piezoelectric vibrating gyroscopes affixed on a small two-segment robot arm. Expand
  • 5
...
1
2
3
4
...