Gyles Randall University of Minnesota

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Swine Manure and Land Application Practices to Minimize Odors

Publish Date: April 13, 2012

Odor from swine production systems is generated at three primary sources: animal housing, manure storage and during land application. This publication addresses controlling odors during land application of swine manure. Unlike odor generation from animal housing and manure storage, which are usually continuous in nature, odor from manure application is an “event-based” occurrence. The majority of odor complaints associated with animal operations are associated with the land application of manure. In order for odor to result in a complaint, the odor must be generated, released to the air, and transported down wind where people are located. Therefore, odor control methods could involve methods that minimize the generation, release or transport of odorous compounds.

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