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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number K10513-9

Agricultural engineers Greg Holt (left) and Michael Buser change filters from PM10 (foreground) and TSP samplers and collect meteorology data while sampling dust generated by a rolling cultivator (background).

Photo by Stephen Ausmus.



640 pixels wide: (k10513-9.jpg)




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Last Modified: 5/23/2006
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