Table 5 - uploaded by David E. Schimmelpfennig
Content may be subject to copyright.
Source publication
Inorganic, synthetic fertilizer is a critical ingredient in the global food
economy. In 2008, global consumption of the three main agricultural fertilizer
nutrients—nitrogen (N), phosphate (P2O5), and potash (KCl, or potassium)—
totaled 162 million metric tons (FAO). Nitrogen accounts for about
63 percent of the total tonnage of fertilizers applied...