Source: Economic Research Service

The USDA's Economic Research Service (ERS) has released it latest report on U.S. fertilizer imports and exports. This report provides U.S. annual data on imports and exports of selected fertilizer types. The data cover imports from 1995 to 2009 and exports from 1990 to 2009 for 26 major fertilizer products and materials, and for 82 major trading countries. 

The report indicates that U.S. nitrogen and potash supplies are largely dependent on imports. More than 57 percent of nitrogen and 86 percent of potash supply in the U.S. in 2008 was from imports.

Read the report