Laboratoire National de Pathologie Bovine (Ministère de l''Agriculture, Direction de la Qualité, Services Vétérinaires) 5, avenue Jules Carteret, B.P. 7033, 69342 Lyon Cédex 07, France
Abstract:
The authors describe the procedure of laboratory diagnosis for bovine respiratory diseases: direct diagnosis by isolation and for identification of bacteria or viruses and indirect diagnosis by serological methods. They specify the restraints and limits of this diagnosis and the significance results which are obtained and connected with knowledge of anamnestic information.