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Agronomy Journal Abstract -

Pans in the Southern Great Plains Soils. I. Why Root-Restricting Pans Occur1


This article in AJ

  1. Vol. 56 No. 3, p. 328-332
    Received: Sept 23, 1963

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  1. H. M. Taylor,
  2. A. C. Mathers and
  3. F. B. Lotspeich2



Seventeen root-restricting pans of the Southern Great Plains were investigated. The concept that soil pans are either genetic in origin or that they develop as a result of man's manipulation of the soil can explain less than half of the cases. The theory is developed that the root-restricting features of these 17 pans are caused by excessive soil strength that occurs largely as a result of soil drying.

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