1991 Onderstepoort Journal of Veterinary Research, Volume 58, 1991

1991 Onderstepoort Journal of Veterinary Research, Volume 58, 1991

 

Contents Pages:Onderstepoort Journal of Veterinary Research, Vol 58, 1991

CONTENTS
Volume 58: Number 1
Laboratory confirmation of African horsesickness in the Western Cape : application of a F(ab')2-based indirect Du Plessis, D.H.; Van Wyngaardt, W.; Gerdes, G.H.; Opperman, E. 1
The use of a membrane feeding technique to determine the infection rate of Culicoides imicola (Diptera : Ceratopogonidae) for 2 bluetongue virus serotypes in South Africa Venter, G.J.; Pajor, I.T.P.; Nevill, E.M.; Hill, Elaine 5
Parasites of South African wildlife . VI . Helminths of blue duikers , Cephalophus monticola, in Natal Boomker, Jacob Diederik Frederik; Booyse, Dirk G.; Keep, M.E. 11
Parasites of South African wildlife. VII. Helminths of suni , Neotragus moschatus , in Natal Boomker, Jacob Diederik Frederik; Booyse, Dirk G.; Braack, L.E.O. 15
The antibiotic sensitivity patterns of Bacillus anthracis isolated from the Kruger National Park Odendaal, M.W.; Pieterson, P.M.; De Vos, Valerius; Botha, A.D. 17
The biochemical , morphological and virulence profiles of Bacillus anthracis isolated in the Kruger National Park Odendaal, M.W.; Pieterson, P.M.; De Vos, Valerius; Botha, A.D. 21
Drag-sampling of free-living ixodid ticks in the Kruger National Park. Spickett, Arthur M.; Horak, Ivan Gerard; Braack, L.E.O.; Van Ark, H. 27
Copper toxicity in ruminants: air pollution as a possible cause Gummow, Bruce; Botha, C.J. (Christoffel Jacobus); Basson, A.T.; Bastianello, Stella S. 33
A reduction in the duration of infection with Trichomonas foetus following vaccination in heifers and the failure to demonstrate a curative effect in infected bulls Herr, S.; Ribeiro, L.M.M.; Claassen, Elmarie; Myburgh, Jan G. 41
Photosensitivity in South Africa. VI. The experimental induction of geeldikkop in sheep with crude steroidal saponins from Tribulus terrestris Kellerman, T. Stephanus; Erasmus, G.L.; Coetzer, Jacobus A.W.; Brown, J.M.M.; Maartens, B.P. 47
Reproductive parameters in free-ranging female black rhinoceroses (Diceros bicornis) in Zimbabwe Kock, N.; Morton, D.; Kock, M. 55
Volume 58: Number 2
Health status of salmonids in river systems in Natal. I. Collection of fish and par asitological examination Bragg, R.R. (Robert Richard) 59
Health status of salmonids in riversystems in Natal. II . Isolation and identification of viruses Bragg, R.R. (Robert Richard) 63
Health status of salmonids in river systems in Natal. III . Isolation and identification of bacteria Bragg, R.R. (Robert Richard) 67
The effect of tick infestation on the productivity of cows of three breeds of cattle Scholtz, M.M.; Spickett, Arthur M.; Lombard, P.E.; Enslin, C.B. 71
A gas-chromatographic headspace method for the determination of acetone in bovine milk, blood and urine Winterbach, Hanlie E.K.; Apps, P.J. 75
A review of the ixodid ticks (Acari , Ixodidae) occurring in Southern Africa Walker, Jane B. 81
Prevalence of ruminant pestivirus infections in Namibia Depner, K.; Hubschle, O.J.B.; Liess, B. 107
A serological comparison of complement fixation reactions using Brucella abortus and B . melitensis antigens in B. abortus infected cattle Herr, S.; Brett, O.L.; Ribeiro, L.M.M.; Lawrence, Janet V. 111
Volume 58: Number 3
Parasites of domestic and wild animals in South Africa. XXV. Ixodid ticks on sheep in the north-eastern Orange Free State and in the eastern Cape Provinces Horak, Ivan Gerard; Williams, E.J.; Van Schalkwyk, P.C. 115
Parasites of domestic and wild animals in South Africa. XXVI. The mosaic of ixodid tick infestations on birds and mammals in the Mountain Zebra National Park Horak, Ivan Gerard; Fourie, L.J.; Novellie, P.A.; Williams, E.J.

125

Parasites of domestic and wild animals in South Africa . XXVII. Ticks on helmeted guinea- fowls in the eastern Cape Province and eastern Transvaal Lowveld Horak, Ivan Gerard; Spickett, Arthur M.; Braack, L.E.O.; Williams, E.J. 137
The prevalence of blood parasites in helmeted guineafowls , Numida meleagris , in the Kruger National Park Earle, Roy A.; Horak, Ivan Gerard; Huchzermeyer, Fritz W.; Bennett, Gordon F.; Braack, L.E.O.; Penzhorn, Barend Louis 145
Overberg research projects. X. Faecal egg counts in the interpretation of nematode worm burdens in sheep Reinecke, R.K.; Groeneveld, H.T. 149
Afrotropical Culicoides: C. (Avaritia) miombo sp. nov., a widespread species closely allied to C. (A.) imicola Kieffer , 1913 (Diptera: Ceratopogonidae) Meiswinkel, R. 155
T cell-mediated immunity to Cowdria ruminantium in mice: the protective role of Lyt-2+ T cells Du Plessis, J.L.; Berche, P.; Van Gas, L. 171
The relative resistance of six cattle breeds to the tick Boophilus decoloratus in South Africa Rechav, Y.; Kostrzewski, M.W. 181
Ultrastructural morphology of Cowdria ruminantium in midgut epithelial cells of adult Amblyomma hebraeum female ticks Hart, Alet; Kocan, Katherine M.; Bezuidenhout, J.D.; Prozesky, L. 187
Parasites of South African wildlife. VIII. Helminth and arthropod parasites of warthogs, Phacochoerus aethiopicus, in the eastern Transvaal Boomker, Jacob Diederik Frederik; Horak, Ivan Gerard; Booyse, Dirk G.; Meyer, Santa 195
Parasites of South African wildlife . IX. Helminths of kudu Tragelaphus strepsiceros, in the eastern Cape Province Boomker, Jacob Diederik Frederik; Horak, Ivan Gerard; Knight, M.M. 203
Parasites of South African wildlife . X. Helminths of red duikers, Cephalophus natalensis, in Natal Boomker, Jacob Diederik Frederik; Horak, Ivan Gerard; Flamand, J.R.B. 205
The pathology of Cestrum laevigatum (Schlechtd) poisoning in cattle Van der Lugt, Jaco J.; Nel, P.W.; Kitching, J.P. 211
Sweating sickness : relative curative effect of hyperimmune serum and a precipitated immuno-globulin suspension and immunoblot identification of proposed immunodominant tick salivary gland proteins Spickett, Arthur M.; Burger, D.B.; Crause, J.C.; Roux, Elizabeth M.; Neitz, A.W.H. 223
Volume 58: Number 4
The tick-borne rickettsia Cowdria ruminantium has a chlamydia-like development cycle Jongejan, Frans; Zandbergen, Thijs A.; Van de Wiel, Paul A.; De Groot, Mia; Uilenberg, Gerrit 227
Treatment of Cyprinus carpio L. and Clarias gariepinus (Burchell) embryos with formalin and malachite green : effect of concentration and length of treatment on their survival Theron, J.; Prinsloo, J.F.; Schoonbee, H.J. 239
Investigations into the effects of concentration and duration of exposure to formalin and malachite green on the survival of the larvae and juveniles of the common carp Cyprinus carpio L. and the sharptooth catfish Clarias gariepinus (Burchell) Theron, J.; Prinsloo, J.F.; Schoonbee, H.J. 245
Parasites of domestic and wild animals in South Africa XXVIII . Helminths and arthropod parasites of Angora goats and kids in Valley Bushveld Horak, Ivan Gerard; Knight, M.M.; Williams, E.J. 253
Parasites of domestic and wild animals in South Africa . XXIX . Ixodid ticks on hares in the Cape Province and on hares and red rock rabbits in the Orange Free State Horak, Ivan Gerard; Fourie, L.J. 261
Parasites of South African wildlife . XI. Description of a new race of Cooperia rotundispiculum Gibbons & Khalil , 1980 Boomker, Jacob 271
Parasites of South African wildlife. XII, Helminths of nyala , Tragelaphus angasii, in Natal. Boomker, Jacob Diederik Frederik; Horak, Ivan Gerard; Flamand, J.R.B. 275
Ixodid ticks and lice infesting red duikers and bushpigs in north-eastern Natal Horak, Ivan Gerard; Boomker, Jacob Diederik Frederik; Flamand, J.R.B. 281
Overberg research projects. XI. First stage larval reduction test to assess, anthelmintic efficacy ante mortem in sheep Reinecke, R.K.; Lourens, M.; Petersen, B. 285
Cardiomyopathy of ruminants induced by the litter of poultry fed on rations containing the ionophore antibiotic , maduramicin . 1. Epid emiology , clinical signs and clinical pathology Fourie, N.; Bastianello, Stella S.; Prozesky, L.; Nel, P.W.; Kellerman, T. Stephanus 291
Perinatal mortality in lambs of ewes exposed to cultures of Diplodia maydis (=Stenocarpella maydis) during gestation Kellerman, T. Stephanus; Prozesky, L.; Schultz, R. Anitra; Rabie, C.J.; Van Ark, H.; Maartens, B.P.; Lubben, Annelie 297
Isolation and identification of adenovirus 127, the causative agent of egg drop syndrome (EDS) from commercial laying hens in South Africa Bragg, R.R. (Robert Richard); Allwright, D.M.; Coetzee, L. 309
Spread in South Africa of the Oriental latrine fly Chrysomya megacephala (Fabricius) (Diptera: Calliphoridae), an introduced species closely resembling Chrysomya bezziana Villeneuve Braack, L.E.O. 311
Author index Anonymous 313
Subject index Anonymous 320

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