AR: Agricultural Resources Situation and Outlook Catalog
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AR-33, February 13, 2009
U.S. prices of fertilizer nutrients began to rise steadily in 2002 and increased sharply to historic highs in 2008 due to the combined effects of a number of domestic and global long- and shortrun supply and demand factors. From 2007 to 2008, spring nitrogen prices increased by a third, phosphate pr...