Bovis ISSN 2398-2993

Ventilation: why it's important and how to achieve it

Contributor(s): Tom Shardlow , Roger Blowey

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What is ventilation?

  • Ventilation is the provision of fresh, clean air to an enclosed space.
  • This fresh air displaces stale, dirty air.
  • Ventilation should not be confused with providing air of high velocity to cattle housing.

Why is ventilation important?

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Aims when ventilating cattle housing

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Assessing ventilation in cattle housing

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Promoting the stack effect

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Calculating required inlet and outlet areas

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Providing outlet and inlet

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The "stack" effect in mono-pitched buildings

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Mechanical ventilation systems

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Further Reading

Publications

Refereed Papers

  • Recent references from PubMed and VetMedResource.
  • Rolan L, Drillich M, Klein-Jobstl D & Iwersen M (2016) Invited review: Influence of climatic conditions on the development, performance, and health of calves. Journal of dairy science 99 (4), 2438-2452 PubMed.
  • Kaufman J, Wagner-Riddle C, Linington M, Osborne V R & Wright T C (2015) Short communication: Field study of air ammonia concentrations in Ontario dairy calf housing microenvironments. Canadian journal of animal science 95 (4), 539-542.
  • Bagdoniene I & Bleizgys R (2014) Ammonia emissions from dairy cattle manure under variable ventilation rates. Annals of animal science 14 (1), 141-151.
  • Lago A, McGuirk S M, Bennett T B, Cook N B & Nordlund K V (2006) Calf respiratory disease and pen microenvironments in naturally ventilated calf barns in winter. Journal of dairy science 89, 4014-4025 PubMed.
  • West J W (2003) Effects of heat-stress on production in dairy cattle. Journal of dairy science 86, 2131-2144 PubMed.

Other sources of information

  • AHDB (2013) Beef and lamb better cattle housing design. [online]. Website: beefandlamb.ahdb.org.uk. Last accessed 3rd May 2018.
  • AHDB (2012) Dairy dairy housing- a best practice guide. [online]. Last accessed 3rd May 2018.

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