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Permeable Covers

Application: used to reduce odors and emissions from manure storages

Pros

  • Relatively easy to implement
  • Increase nitrogen retention in the manure
  • Can be used with earthen, concrete, and steel manure slurry manure storages at swine, dairy, or beef animals.

Cons

  • Only applicable to outdoor manures storages
  • Some types of permeable covers (biomass covers) have short lifespans
  • Can make agitation of the manure more difficult
  • Effectiveness varies based on level of coverage

Impermeable Covers

Application: used to reduce odors and emissions from manure storages or to capture biogas for heat or power generation

Pros

  • Increases nitrogen retention in the manure.
  • Reduces dilution of manure due to rainwater.
  • Can be used to capture methane gas produced by manure.
  • Can be used with earthen, concrete, and steel slurry manure storages at swine, dairy, or beef sites.

Cons

  • Only applicable to outdoor manures storages
  • Can make agitation of the manure more difficult