1959 Onderstepoort Journal of Veterinary Research, Volume 28, Number 1 & 2, 1959

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1959 Onderstepoort Journal of Veterinary Research, Volume 28, Number 1 & 2, 1959

Recent Submissions

  • Sweating sickness : the present state of our knowledge 
    Neitz, W.O.; Alexander, R.A.; Clark, R.; Louw, J.G.; De Kock, V.E. (Pretoria : The Government Printer, 1959)
    This is an informative review of all aspects of the tick-borne toxicosis known as 'sweating sickness'. The condition principally affects young calves although sheep, pigs and goats are also susceptible. It occurs in Central, ...
  • Tick paralysis in the Karoo areas of South Africa 
    Stampa, S.; Alexander, R.A.; Clark, R.; Louw, J.G.; De Kock, V.E. (Pretoria : The Government Printer, 1959)
    1. Four forms of tick paralysis in South Africa may be distinguished, which differ as regards the clinical picture and are associated with four distinct tick species. 2. The literature dealing with tick paralysis in South ...
  • Ticks in the South African Zoological Survey Collection - Part IX - The Amblyomma marmoreum group 
    Theiler, Gertrud; Salisbury, Lois E.; Alexander, R.A.; Clark, R.; Louw, J.G.; De Kock, V.E. (Pretoria : The Government Printer, 1959)
    *1. Amblyomma variegatum var. nocens, Robinson 1911, is re-established as a valid species with the new name combination of Amblyomma nocens.* 2. A list of synonyms is given for A. nocens and A. pomposum. 3. A. pomposum ...
  • Culicoides gulbenkiani, a new species of Culicoides (Diptera Ceratopogonidae) in South Africa 
    Caeiro, V.M.P.; Alexander, R.A.; Clark, R.; Louw, J.G.; De Kock, V.E. (Pretoria : The Government Printer, 1959)
    The description of Culicoides gulbenkiani is based on 15 females captured in a light trap, at Onderstepoort, within forty-two days (from 20th March, 1958 to 30th April, 1958); and on three females and one male from the ...
  • Ticks in the South African Zoological Survey Collection - Part XI - Ornithodoros eboris n. sp. 
    Theiler, Gertrud; Alexander, R.A.; Clark, R.; Louw, J.G.; De Kock, V.E. (Pretoria : The Government Printer, 1959)
    Ornithodoros eboris n. sp. male, female, nymph and larva are described for the first time. It belongs to the group of O. lahorensis, O. foleyi and O. delanoei with "madreporian"-like sculpturing.
  • The technique of adrenalectomy in the sheep 
    Hofmeyr, C.F.B.; Fitzpatrick, R.J.; Alexander, R.A.; Clark, R.; Louw, J.G.; De Kock, V.E. (Pretoria : The Government Printer, 1959)
    A technique for removal of the adrenal glands in the sheep is described; the difficulties associated with the anatomy of the right adrenal gland are emphasised.
  • The histology of the cytopathogenic changes produced in monolayer epithelial cultures by viruses associated with lumpy skin disease 
    De Lange, M.; Alexander, R.A.; Clark, R.; Louw, J.G.; De Kock, V.E. (Pretoria : The Government Printer, 1959)
    A study is reported of the cytological changes induced in cultures of calf and lamb kidney cells and lamb testis cells by three distinct groups of viruses associated with Lumpy Skin Disease. On the basis of the morphological ...
  • The histopathology of Wesselsbron disease in sheep 
    Le Roux, J.M.W.; Alexander, R.A.; Clark, R.; Louw, J.G.; De Kock, V.E. (Pretoria : The Government Printer, 1959)
    1. The histopathology of Wesselsbron disease is described. The lesions are mainly confined to the liver. This organ shows fatty infiltration, bile pigmentation, necrobiosis of the liver cells and infiltration of lymphocytes ...
  • A study of the plasma sodium and potassium levels in normal Merino sheep 
    Clark, R.; Alexander, R.A.; Clark, R.; Louw, J.G.; De Kock, V.E. (Pretoria : The Government Printer, 1959)
    (1) The following figures were deduced from determinations made on 500 samples of plasma from apparently normal Merino sheep. Plasma Sodium: Extreme range 132-- 156 m. eq./litre, mode 144, arithmetic average 144·11, ...
  • Some factors affecting the secretion of abomasal juice in young dairy calves 
    Grosskopf, Johannes Friedrich Wagner; Alexander, R.A.; Clark, R.; Louw, J.G.; De Kock, V.E. (Pretoria : The Government Printer, 1959)
    Methods are described for the collection of abomasal secretion samples from calves and for the examination of the juice for proteolytic and rennin activity. The effect of the rennin and pepsin concentration of the secretion ...
  • Ticks in the South African Zoological Survey Collection - Part X - Rhipicephalus mühlensi 
    Salisbury, Lois E.; Alexander, R.A.; Clark, R.; Louw, J.G.; De Kock, V.E. (Pretoria : The Government Printer, 1959)
    1. The male and female of R. mühlensi are redescribed and the larva and nymph described for the first time, from material reared at Onderstepoort. 2. Host lists and geographical distribution for R. mühlensi and the ...
  • A laboratory scale apparatus for the continuous culture of micro-organisms with automatic pH control 
    Serfontein, W.J.; Weyland, H.; Alexander, R.A.; Clark, R.; Louw, J.G.; De Kock, V.E. (Pretoria : The Government Printer, 1959)
    The authors give technical details of their modification of the "chemostat" for the continuous culture of micro-organisms. Apparatus incorporates an automatic pH control and has given satisfactory results for runs lasting ...