Imagem:TerracesBuffers.JPG
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Terraces, conservation tillage and conservation buffers save soil and improve water quality on this farm in Woodbury County in northwest Iowa. 1999. Photo by Lynn Betts, USDA Natural Resources Conservation Service.
[edit] Source
http://photogallery.nrcs.usda.gov/Index.asp
[edit] Licensing
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This image is a work of a United States Department of Agriculture employee, taken or made during the course of the person's official duties. As a work of the U.S. federal government, the image is in the public domain. |  |
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