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This article in AJ

  1. Vol. 55 No. 3, p. 235-238
    Received: Aug 30, 1962

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Method and Rate of Applying Zinc Sulfate for Corn on Zinc-Deficient Soil in Western Nebraska1

  1. F. V. Pumphrey,
  2. F. E. Koehler,
  3. R. R. Allmaras and
  4. Steve Roberts2



Application of 5 pounds of Zn per acre broadcast and plowed under before planting increased early growth and grain yield. Other methods of application were less effective. Greater rates of application increased Zn concentration in young and nearly mature corn. Small amounts of N banded with ZnSO4 enhanced the effectiveness of ZnSO4. Yields of corn grain were related to Zn concentration of the index leaf.

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