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United States Department of Agriculture

Agricultural Research Service

ARS Photo Library

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Image Number K5870-1

ARS Plant physiologist Aref Abdul-Baki in Beltsville, Maryland, checks thickness of hairy vetch—a mulch crop that dramatically boosts tomato production. Hairy vetch—a legume—provides nitrogen and reduces weed growth. A dense layer of hairy vetch lowers summertime soil temperature and reduces water loss.

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Last Modified: 5/23/2006
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