Browsing South African National Veterinary Repository by Author "Whiteland, A.P."

Browsing South African National Veterinary Repository by Author "Whiteland, A.P."

Sort by: Order: Results:

  • Field observations on the duration of immunity in cattle after vaccination against Anaplasma and Babesia species 
    Tjornehoj, K.; Lawrence, J.A.; Whiteland, A.P.; Kafuwa, P.T.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)
    In an outbreak of Babesia bovis in a large herd of Friesian x Malawi Zebu cattle, which occurred after an interruption of intensive dipping, clinical or fatal babesiosis occurred in 54/299 (18,1 %) animals which had never ...
  • Improving the specificity of indirect immunofluorescence for the serological diagnosis of bovine anaplasmosis 
    Lawrence, J.A.; Whiteland, A.P.; Kafuwa, P.T.; Njuguna, L.M.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)
    Fluorescing inclusion appendages were detected consistently in preparations of Anaplasma centrale and Anaplasma marginale when they were used as antigen in indirect immunofluorescence serological tests for the diagnosis ...
  • Reactions to heartwater vaccination in crossbred Zebu cattle 
    Lawrence, J.A.; Malika, J.; Whiteland, A.P.; Kafuwa, P.T.; Verwoerd, Daniel Wynand (Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1995)
    One thousand and ninety-four crossbred Zebu cattle were immunized against heartwater with a sheep-blood vaccine containing the Ball 3 strain of Cowdria ruminantium. Animals experiencing febrile reactions were treated at ...