Metabolic Relationships in Supply of Nutrients for Lactating Cows Grant uri icon



  • Confined animal operations are the largest contributor to ammonia emissions to air in the United States. This project will generate data on ammonia emissions from dairy operations in the Pacific Northwest. Dietary, animal, and environmental factors that affect urinary urea output and ammonia volatilization rates from manure will be evaluated.

date/time interval

  • July 1, 2005 - September 30, 2007

sponsor award ID

  • IDA01320