''Haemophilus sommus'' is involved in [[Enzootic pneumonia of calves]] and causes infectious thromboencephalitis, bronchopneumonia and sporadic reproductive tract infections in cattle 1-3 years old
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''Haemophilus sommus'' is involved in [[Enzootic Pneumonia - Calves |enzootic pneumonia of calves]] and causes infectious thromboencephalitis, bronchopneumonia and sporadic reproductive tract infections in cattle 1-3 years old.
===Sheep===
===Sheep===
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''Haemophilus sommus'' is involved in epididymitis in young rams. It also causes vulvitis, mastitis and reduced reproductive performance in ewes and Septicaemia, arthritis, meningitis and pneumonia in lambs.
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''Haemophilus sommus'' is involved in epididymitis in young rams. It also causes vulvitis, mastitis and reduced reproductive performance in ewes and [[Septicaemia and Enteritis, Bacterial|Septicaemia]], arthritis, meningitis and pneumonia in lambs.