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United States Department of Agriculture

Agricultural Research Service

Image Number D2227-1

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Image Number D2227-1

At a field day event in Pullman, Washington, soil scientist Ann Kennedy uses canning jars to illustrate the greater volume of larger sized clumps of soil found in direct-seed soil compared to soil tilled multiple times. These larger sized clumps will not be subject to wind erosion. 


Photo by Dennis Brown.

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Last Modified: 6/27/2011