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United States Department of Agriculture

Agricultural Research Service

Image Number K5657-3

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Image Number K5657-3

Ammonia emissions from livestock waste can be more than a nuisance—they can harm animal health. But ARS scientists have shown that gas-permeable membranes can remove and concentrate the ammonia for eventual sale as fertilizer.

 

Photo by Regis Lefebure.


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Last Modified: 10/25/2012
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