A serological survey on bulls of an artificial insemination centre for infectious bovine rhinotracheitis (IBR) virus neutralising antibodies
1982
Pappous, Ch. | Dimitriadis, I. (Ministry of Agriculture, Athens (Greece). Veterinary Inst.) | Poilas, S. | Karatzas, G. (Ministry of Agriculture, Athens (Greece). Center of A.I.)
The results of periodical serological examinations of bulls in an Artificial insemination Centre for antibodies neutralising IBR virus, during the period 1978-81 are given. 155 serum samples belonging to 45 animals of this centre were tested. 29 sera were found positive (18.9%) coming from 13 animals. The percentage by year of the IBR infection varied from 14.8 to 25%. Except one clinical case of IBR the other positive animals did not show apparent disease.
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