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United States Department of Agriculture

Agricultural Research Service

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Image Number D186-10

Cracks and soil clumps called “aggregates” form when saline-sodic, high-clay soil dries out. Irrigation water flowing into these cracks leaches salts until the aggregates swell and the cracks close up.

Photo by Peggy Greb.

640 pixels wide: (d186-10.jpg)

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Last Modified: 8/12/2016
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