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DairyTalk 631: When Ventilation Becomes Disease Control: The Potential of Positive Pressure Barns - by Helmut Demmelhuber
This podcast episode is based on a technical article examining a positive-pressure ventilation system installed at the Borken bull station to reduce the threat of Bluetongue disease. The key question is whether filtered air, evaporative cooling, and controlled pressure can create an effective physical barrier against virus-carrying biting midges. The system maintains outward airflow, helping prevent insects from entering even when doors are opened briefly, while preliminary monitoring indicates a substantial reduction in midge activity inside the facility. However, the investment required and…
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