North America - North Central
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NC Ext. Ind. Conf. Proc.

Nutrient Removal Database


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Fertilizer Statistics
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*Newly Updated*

At the time this document was written, fertilizer sales data were available through 2009. Fertilizer sales data were compiled by The Fertilizer Institute (TFI) and the Association of American Plant Food Control Officials (AAPFCO). The North Central U.S. was considered to be comprised of the following states: Iowa, Illinois, Indiana, Minnesota, South Dakota, and Wisconsin.

Nitrogen statistics ----------------------------------------------------------------------------------------------------------------------------------

Phosphorus statistics ----------------------------------------------------------------------------------------------------------------------------

Potassium statistics ---------------------------------------------------------------------------------------------------------------------------------