| outbreaks of salmonella newport infection in dairy herds and their relationship to management and contamination of the environment. | two outbreaks of salmonella newport infection in dairy herds are described which were characterised by haemorrhagic enteritis. the history of the outbreaks, the extent of the losses, clinical and laboratory findings and treatment are described. the first herd consisted of 193 cattle, of which seven died, three aborted and another 84 required treatment. salmonellosis persisted over 14 months throughout the summer on a paddock grazing system and continued during the following winter when the herd ... | 1983 | 6603706 |