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Diet Manipulation

Application: used for building ventilation air and manure storage emission


  • Easily implemented when done in consultation with a nutritionist.
  • Many options impact multiple emissions.
  • Changes may cost very little.


  • Additive and feedstuff availability and costs may fluctuate.
  • Nutritional needs change as the pig grows and may lead to more complex feed choices.
Figure 1. Avoid providing excess nutrients.