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This article in AJ

  1. Vol. 54 No. 6, p. 535-538
     
    Published: Nov, 1962


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doi:10.2134/agronj1962.00021962005400060021x

Use of 4-Tert-Butylpyrocatechol as a Fracturing Aid in Crusting Soils

  1. John B. Hemwall and
  2. Henry H. Scott1

Synopsis

Synopsis

Between 150 to 250 ppm of the chemical in the seed row are sufficient to induce fracturing in most soils. The actual amount needed is a direct function of the base exchange capacity and CaCO3 content, and an inverse function of the organic matter content of the soil treated.

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