Zobrazeno 1 - 10
of 16
pro vyhledávání: '"J G, Pienaar"'
Autor:
J G, Pienaar, P A, Basson, J L, du Plessis, H M, Collins, T W, Naude, P A, Boyazoglu, J, Boomker, F, Reyers, W L, Pienaar
Publikováno v:
The Onderstepoort journal of veterinary research. 66(3)
Unusual clinical and pathological observations in the field in goats and sheep suffering from Strongyloides papillosus infection prompted experimental work on this parasite. Goats were infected percutaneously with either single or multiple, low or hi
Autor:
L, Prozesky, J G, Pienaar
Publikováno v:
The Onderstepoort journal of veterinary research. 44(4)
Amarurosis occurred in sheep on various farms in the Republic of South Africa after treatment with rafoxamide. Histopathological examination revealed a status spongiosus of varying severity in the central nervous system in all the cases, having a pre
Publikováno v:
The Onderstepoort journal of veterinary research. 43(2)
A neurological disease of cattle (maldronksiekte), occurring in a localized area of the Northern Transvaal, was experimentally reproduced by feeding Solanum kwebense plants to cattle. The disease is characterized by temporary loss of balance and tran
Autor:
A P, Schutte, J G, Pienaar
Publikováno v:
Journal of the South African Veterinary Association. 48(4)
Publikováno v:
Journal of the South African Veterinary Association. 46(2)
Chlamydial infection in a large beef herd is illustrated and discussed. The pre-natal and post-natal losses that occurred during 1972 are highlighted. Total pre-natal losses for the nine calving herds comprising 2,915 animals varied between 3,7% and
Autor:
B J, Barnard, J G, Pienaar
Publikováno v:
The Onderstepoort journal of veterinary research. 43(3)
Hydranencephaly was produced in a foetus and a calf by intra-uterine infection with an attenuated Type 10 bluetongue virus. Laparotomy was performed on the respective dams and the foetuses, respectively 126 days and 138 days old, were inoculated intr
Publikováno v:
The Onderstepoort journal of veterinary research. 43(3)
When 2 horses were dosed with cultures of a Fusarium moniliforme isolate that had previously caused only hepatosis, 1 developed brain oedema and hepatosis, and the other only leukoencephalomalacia. A 3rd horse developed both leukoencephalomalacia and
Publikováno v:
Journal of the South African Veterinary Association. 52(1)
Four outbreaks of leukoencephalomalacia in horses in widely separated areas in South Africa are reported. The clinical signs and pathological lesions observed in each outbreak are briefly described. Mouldy home-grown maize from which Fusarium vertici
Publikováno v:
The Onderstepoort journal of veterinary research. 43(3)
During February 1975, a tremorgenic neurotoxicosis decimated a herd of cattle in the northern Transvaal. This hitherto unidentified disease was characterized by hypersensitivity, incoordination, a peculiar stiff-legged gait of the hind legs, severe g
Autor:
J G, Pienaar, A P, Schutte
Publikováno v:
The Onderstepoort journal of veterinary research. 42(3)
The literature on the various disease syndromes caused by chlamydia in domestic and laboratory animals is summarized. A review of the pathological lesions which characterize these diseases is presented and the pathogenesis of chlamydiosis is briefly