Browsing 1964 Onderstepoort Journal of Veterinary Research, Volume 31, 1964 by Subject "Veterinary parasitology"
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Browsing 1964 Onderstepoort Journal of Veterinary Research, Volume 31, 1964 by Subject "Veterinary parasitology"
Now showing items 1-4 of 4
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(Pretoria : The Government Printer, 1964)Two experiments to determine the seasonal incidence of nematode parasites of sheep are described. These were based on differential egg counts and a comparison between critical slaughter trials and egg counts. Trichostrongylus, ...
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(Pretoria : The Government Printer, 1964)An experiment comparing critical slaughter results with egg count data collected ante mortem is described. Haemonchus contortus was prevalent from December to April; Ostertagia spp. from October to December; Trichostrongylus ...
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(Pretoria : The Government Printer, 1964)Total and differential worm counts were carried out post mortem on sheep slaughtered at regular intervals at the Grootfontein College of Agriculture, Middelburg, Cape Province. Fourth stage larvae were recovered at every ...
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(Pretoria : The Government Printer, 1964)Haemonchus krugeri sp. nov. from the impala (Aepyceros melampus) may be distinguished from the other species of this genus by the absence of barbs on the distal end of the spicules as well as differences in the structure ...
Now showing items 1-4 of 4