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Stephen Lusk

Stephen Lusk

United States
 
Member since 2 year(s)
 
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THE GENESIS OF SOIL (17)

THE GENESIS OF SOIL THE GENESIS OF SOIL. Soil primarily had its beginning from rock together with animal and vegetable decay, if you can imagine long stretches or periods of time when great rock masses were crumbling and breaking up. Heat, water action, and friction were largely responsible for this. By friction here is meant the... More

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Pub. on Feb. 20th 2012

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