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Selenium toxicosis with focal symmetrical poliomyelomalacia in postweaning pigs in South Africa.
1996
Penrith M. L. | Robinson J.T.R.
Haemonchus contortus from the vaal ribbok, Pelea capreolus, and the bontebok, Damaliscus dorcas dorcas, in the Bontebok National Park
1983
Boomker, J. | Horak, I.G. | Gibbons, L.M. | De Vos, V.
Haemonchus contortus with exceptionally long spicules recovered from vaal ribbok and bontebok, measurements
Show more [+] Less [-]Non-specific esterase isoenzymes of adult schistosomes from the hippopotamus (Hippopotamus amphibius)
1981
Fripp, P.J.
isoenzyme patterns of extracts of adult schistosomes collected from Hippopotamus amphibius in Kruger National Park compared with similar extracts of adult Schistosoma mansoni and S. rodhaini, characteristics differed suggesting that H. amphibius schistosome is separate species
Show more [+] Less [-]Observations on the transmission of Theileria mutans in South Africa
1981
De Vos, A.J. | Roos, J.A.
Theileria mutans, 4 isolates obtained from geographically distant parts of South Africa by subinoculation of infected blood were readily transmitted to cattle by Amblyomma hebraeum, all attempts to transmit these isolates with Rhipicephalus appendiculatus were unsuccessful
Show more [+] Less [-]Occurrence of Taenia solium in a Cape fur seal (Arctocephalus pusillus)
1980
De Graaf, A.S. | Shaughnessy, P.D. | McCully, R.M. | Verster, A.
occurrence of larval stage of Taenia solium in brain, skeletal muscles, heart, lungs, and liver of Cape fur seal; Contracaecum osculatum also found in stomach
Show more [+] Less [-]Clarification of the status of Rhipicephalus kochi Donitz, 1905 (Ixodoidea, Ixodidae)
1983
Clifford, C.M. | Walker, J.B. | Keirans, J.E.
Rhipicephalus kochi, synonymy, description of female, male, nymph, and larva, scanning electron microscopy, brief report of laboratory life cycle study, review of host records and zoogeography in Africa, differentiation from R. pravus, R. punctatus, and R. appendiculatus
Show more [+] Less [-]The effect of tick control on the epidemiology of bovine babesiosis
1983
De Vos, A.J. | Potgieter, F.T.
Babesia bovis, B. bigemina, cattle, effect of tick control on infection rates and on enzootic stability, survey of farms from 6 geographical regions, control of ticks is not justified economically as means of minimizing risks of babesiosis outbreaks unless regular dipping is necessary to limit damage done by ticks per se
Show more [+] Less [-]The retention of Babesia bigemina infection by Boophilus decoloratus exposed to imidocarb dipropionate during engorgement
1981
Gray, J.S. | Potgieter, F.T.
Babesia bigemina infection in population of Boophilus decoloratus cannot be eliminated in short term by treating cattle prophylactically with imidocarb dipropionate, Babesia retained by ticks for at least complete generation
Show more [+] Less [-]Schistosoma Weinland, 1858 from Hippopotamus amphibius Linnaeus, 1758 in the Kruger National Park
1981
Pitchford, R.J. | Visser, P.S.
Schistosoma edwardiense recovered from hippopotamus, measurements of adults and eggs, species validity, determined to be hippopotamus-specific based on examination of game droppings for schistosome eggs and on lack of experimental establishment in rodents, Biomphalaria salinarum believed to be intermediate host based on evidence from experimental exposure; S. hippopotami suggested to be synonymous with S. mansoni
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