Barley serves as a major animal fodder, as a base malt for beer and certain distilled beverages, and as a component of various health foods. It is used in soups and stews, and in barley bread of various cultures.
The barley fertilizer usage is in the approximate order of 5-2-1 N-P2O5-K2O, and is less than five percent of the global fertilizer consumption.
N-P-K World 