| 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. | one hundred and seventeen scrub hares, lepus saxatilis, were examined for ixodid ticks in various regions of the cape province. they were infested with 18 tick species and the seasonal abundances of the immature stages of amblyomma hebraeum, amblyomma marmoreum, hyalomma marginatum rufipes, rhipicephalus appendiculatus and rhipicephalus glabroscutatum and all stages of rhipicephalus oculatus and the adults of a rhipicephalus sp. (near r. oculatus) were determined. seventy-two scrub hares on 3 fa ... | 1991 | 1780126 |
| neurotoxicity in calves induced by the plant, nierembergia hippomanica miers var. violacea millán in south africa. | the plant nierembergia hippomanica var. violacea has been incriminated in field outbreaks of neurotoxicity in calves in the free state province. hepatotoxicity and electrocardiogram (ecg) deviations were induced in a sheep dosed with 5 g/kg dried plant material on four consecutive days. a calf dosed with 2.5 g/kg dried plant material, on two consecutive days, did not show overt clinical changes. voluntary ingestion of approximately 30 g/kg fresh flowering plants by a second calf resulted in nerv ... | 1999 | 10631710 |
| small mammals as hosts of immature ixodid ticks. | two hundred and twenty-five small mammals belonging to 16 species were examined for ticks in free state, mpumalanga and limpopo provinces, south africa, and 18 ixodid tick species, of which two could only be identified to genus level, were recovered. scrub hares, lepus saxatilis, and cape hares, lepus capensis, harboured the largest number of tick species. in free state province namaqua rock mice, aethomys namaquensis, and four-striped grass mice, rhabdomys pumilio, were good hosts of the immatu ... | 2005 | 16300195 |