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ARS Home Office of Communications Images Photos Feb07





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{short description of image}Image Number D686-2 Plant pathologist Hsing-Yeh Liu was among the first experts to determine that California sugar beets succumbing to the rhizomania virus in 2003 were victims of a new, more virulent strain.  Photo by Stephen Ausmus.  640 pixels wide: (d686-2.jpg)   Please visit our Image Gallery


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