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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number K8236-1

Preliminary experiments show that weekly applications of a urease inhibitor on feedlot surfaces such as this one blocks ammonia production in manure, thus preserving nitrogen and reducing emissions.

Photo by John Nienaber.

640 pixels wide: (k8236-1.jpg)

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Last Modified: 5/23/2006
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