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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number D1167-1

Food technologist Yaguang Luo is studying various wash waters and sanitizers to enhance the microbial safety of spinach (shown here), lettuce, and other leafy greens.


Photo by Peggy Greb.

640 pixels wide: (d1167-1.jpg)

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Last Modified: 6/27/2008