New Strategy Aims to Reduce Agricultural Ammonia Emissions
Wednesday, May 11, 2011 - 13:00
in Earth & Climate
In the May-June 2011 issue of the Journal of Environmental Quality, scientists report how natural plant compounds known as tannins cut both the amount of nitrogen cows excrete in urine, and the action of a microbial enzyme in manure that converts nitrogen into ammonia on the barn floor. In their study, ammonia emissions dropped by up to 30%.