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Friday - September 03, 2004

From: Plano, TX
Region: Southwest
Topic: Soils
Title: Smarty Plants on caliche
Answered by: Damon Waitt


I have heard of sand, silt, clay, and loam, but what is caliche?


According to the Arizona Department of Agriculture, Caliche is a layer of soil in which the soils has been cemented together by lime (calcium carbonate). Caliche typically occurs in desert or semi-arid areas.


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