Iowa

Fertilizers and Chemicals Applied

Courtesy of the USDA National Agricultural Statistics Service, the report below displays the usage of fertilizer and other chemicals in Iowa per acre for the years 2002 and 2007.

Item	2002	2007
Commercial	16,295,095	19,009,410
Cropland	15,667,911	18,414,106
Pastureland	627,184	595,304
Manure	2,333,984	2,331,503
Insects	3,714,004	7,703,762
Weeds	16,716,673	19,289,715
Nematodes	292,947	671,571
Diseases	113,930	864,595
Chemicals	3,496	19,087