Going Green

Monday, March 3, 2008

Mining Manure

This is an important step in better handling of livestock waste. The nutrients available in the waste are a potential source of phosphorus and nitrogen. Recovering these nutrients from the waste is also an important step in mitigating their effects on streams and other bodies of water.

Mining Manure for Phosphorus

By Ann Perry
February 29, 2008

Underground phosphorus deposits around the world are mined for use as a much-valued fertilizer. Now Agricultural Research Service (ARS) soil scientists Ariel Szogi, Matias Vanotti and Patrick Hunt have found a way to “mine” the phosphorus in poultry manure.

In 2006, the United States produced...(complete article

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