Delwedd:Erosion.jpg

Oddi ar Wicipedia

Commons:Image:Erosion.jpg

The description on its tudalen disgrifiad ffeil there is shown below.

Description: Severe soil erosion in a wheat field near Washington State University

Source: http://www.ars.usda.gov/is/graphics/photos/k5951-1.htm

Date: Unknown

Author: Jack Dykinga

License: public domain


Public domain This image is in the public domain because it contains materials that originally came from the Agricultural Research Service, the research agency of the United States Department of Agriculture.

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cyfredol01:15, 31 Hydref 2005Tcie400×60482 KB

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