Abstract:The negative effect of some diseases, such as bovine viral diarrhea (BVD), infectious bovine rhinotracheitis (IBR), and Leptospirosis, on bovine reproduction rates are well known. The uses of vaccines are considered to be an important tool available in order to control reproductive losses but their efficiency is still controversial. The aim of this study was to evaluate the effects of vaccination against BVD, IBR, and Leptospirosis to improve pregnancy rate in beef cattle submitted to fixed-timed AI (FTAI). Ne… Show more
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