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Home » Authors » Rogerio Eduardo de Souza Junior
Rogerio Eduardo de Souza Junior

Rogerio Eduardo de Souza Junior

Technical Marketing Manager – Ruminants / HIPRA Canada
Email Rogerio Eduardo de Souza Junior
Articles

ARTICLES

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Mannheimia haemolytica: When balance is lost, respiratory disease follows

Bovine respiratory disease causes major economic losses. Mannheimia haemolytica usually lives harmlessly in airways, but stress, commingling and viral infection allow virulent strains to dominate. Leukotoxin drives inflammation and lung damage. Prevention emphasizes stress reduction, management and targeted vaccination.
June 4, 2026
Rogerio Eduardo de Souza Junior

Bovine respiratory disease (BRD) remains one of the most significant health and economic challenges in both beef and dairy production.


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BVD control: From assumption to strategy

BVD harms cattle productivity, especially with persistently infected animals. However, with biosecurity, PI removal and vaccination, BVD management and control is possible.
April 14, 2026
Rogerio Eduardo de Souza Junior

BVD remains one of the most economically significant infectious diseases affecting cattle worldwide. While many producers vaccinate routinely, the virus can still circulate quietly within herds, reducing performance long before obvious clinical signs appear.


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