Search
Now showing items 1-10 of 567
First case of type A botulism in zebu (Bos indicus).
(1990-03-03)
Bovine abortion associated with Anaplasma marginale
(1978-12-01)
Resistance of Santa Inês and Ile de France suckling lambs to gastrointestinal nematode infections.
(2005-01-01)
A trial was carried out to determine the resistance to natural infection by gastrointestinal nematodes in 12 Santa Inês and nine Ile de France lambs before weaning. Faecal samples were obtained for faecal nematode egg ...
Detection of leptospires in bovine semen by polymerase chain reaction
(1999-01-01)
Objective: In view of the considerable importance of venereal transmission of bovine leptospirosis, the objective of the present study was to compare the polymerase chain reaction (PCR), culture/isolation and serology to ...
Isochromosome Y in an infertile heifer
(1990-11-23)
A comparative study of the efficiency of a pro-biotic and the anti-K99 and anti-A14 vaccines in the control of diarrhea in calves in Brazil.
(1995-12-01)
A total of 99 pregnant cows were divided into eight groups submitted to the following treatments: group I (n = 29) consisted of unvaccinated cows whose calves did not receive a probiotic and was used as control. Group II ...
Experimental infection of bovines with oocysts of Toxoplasma gondii
(1977-12-01)
Calves aged 3 mth were readily infected with oocysts and cysts of Toxoplasma gondii administered by the oral route. Fever, respiratory distress, nasal discharge, and hyperemia of the conjunctivas were the most significant ...
Distribution of antibodies against Neospora caninum, BVDV and BHV-1 among cows in brazilian dairy herds with reproductive disorders.
(2006-10-01)
Neospora caninum, bovine viral diarrhea virus (BVDV) and bovine herpes virus 1 (BHV-1) are worldwide spread pathogens associated with reproductive problems in cattle. The present work aimed to observe the infection pattern ...