Ammonia Emission Control for Dry
Manure Storage Practices
In livestock facilities, ammonia results primarily
from the breakdown of urea (present in urine) by the enzyme urease
(excreted in feces). In poultry, urease is excreted with uric
acid. Undigested feed protein and wasted feed are additional
sources of ammonia in animal production systems. Strategies to
reduce ammonia losses from dry manure storage include covering
the manure, composting the manure, landscaping the facility,
manipulating the diet and applying additives to the dry manure.

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