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This article in AJ

  1. Vol. 51 No. 10, p. 575-578
    Received: Oct 9, 1958

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N and P Composition and Yield of Corn as Affected by Fertilization1

  1. G. A. Reichman,
  2. D. L. Grunes,
  3. C. W. Carlson and
  4. J. Alessi



Corn yield and N and P percentages were increased by fertilization with N at rates up to 80 pounds per acre together with P at 22 pounds per acre. The yields were highly correlated with the N percentages in the corn leaves. Critical N levels were calculated from the data.

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