Extension Ag Update
November/December 2007
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Ag Facts

“U.S. farmers are using fertilizer nutrients with the greatest efficiency in history.  Between 1980 and 2005, U.S. corn production increased by a whopping 74 percent.  Meanwhile, farmers’ use of nitrogen on corn over this period increased only 3 percent, while use of phosphate and potash fell 20 and 24 percent, respectively.”

SOURCE: Conservation Technology Information Center