EPIZOOTOLOGY Bovicolosis (????????????????)OF CATTLE (??????? ???????????? ?? ???????? ???????????????) (???????? – Bovicola ??? ???????)
نویسندگان
چکیده
The article provides information on the common ectoparasites epizootiology among cattle.
منابع مشابه
Seasonal abundance and distribution of Parafilaria bovicola ovipositional blood spots on cattle in South Africa.
More than 23 000 cattle of both sexes and different ages were examined for blood spots caused by egg-laying females of P. bovicola. Although these studies extended over four years and involved 5 farms in different parts of the Transvaal Bushveld, the overall results were the same. Ovipositional bleeding was strongly seasonal with blood spots first appearing in winter (June), reaching a peak in ...
متن کاملThe effect of arsenical dips on Parafilaria bovicola in artificially infected cattle in South Africa.
The possible adverse effect of arsenical tick control dips on Parafilaria bovicola infections was investigated in 48 artificially infected cattle. A treatment group of 24 cattle was dipped in a plunge dip containing 1600 ppm arsenic trioxide. A control group of the same size was dipped in an organophosphate dip containing a mixture of chlorfenvinphos and dioxathion. Regular weekly to 3-weekly d...
متن کاملEpidemiology and Epizootology of Brucellosis: a Review
Brucellosis is one of the world’s major zoonotic problems. Though it has been eradicated in many developed countries in Europe, Australia, Canada, Israel, Japan and New Zealand (Geering et al., 1995), yes it remains an uncontrolled problem in regions of high endemicity such as the Africa, Mediterranean, Middle East, parts of Asia and Latin America (Refai, 2002). Almost all domestic species can ...
متن کاملThe longevity of adult Parafilaria bovicola and the persistence of their associated carcass lesions in cattle in South Africa.
The slaughter of naturally-infected heifers and oxen at regular intervals after the first P. bovicola ovipositional blood spots appeared revealed that no female worms with embryonated eggs could be found after 259 days, no live worms after 372 days, and no carcass lesions after 519 days. In one bull, however, blood spots and carcass lesions persisted throughout 2 seasons. With the possible exce...
متن کاملThe experimental transmission of Parafilaria bovicola to cattle in South Africa using Musca species (subgenus Eumusca) as intermediate hosts.
In controlled experiments in an insect-free stable, cattle became infected with Parafilaria bovicola when Musca lusoria, infected with the larvae of this worm, were allowed to feed on a fresh skin incision, and when infective larvae were placed on fresh skin incisions, injected subcutaneously or into the jugular vein, or instilled into the eyes. The sites of blood spots caused by ovipositing P....
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ژورنال
عنوان ژورنال: International Journal of Progressive Sciences and Technologies
سال: 2021
ISSN: ['2509-0119']
DOI: https://doi.org/10.52155/ijpsat.v25.1.2800