The excretion of nitrogen-based compounds by animals in their manure, including gaseous losses in the form of ammonia and other compounds of nitrogen that occur during the storage of manure. Nitrogen ...

The excretion of nitrogen compounds in livestock manure, including gaseous losses in the form of ammonia and other nitrogen compounds that occur during the storage of manure. Nitrogen compounds that ...

However, other chemicals and compounds can also affect drinking water and make it dangerous for humans. In eastern Oregon, when manure is sprayed on farm fields, it can seep into the groundwater ...