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This article in AJ

  1. Vol. 57 No. 6, p. 572-574
    Received: Mar 18, 1965

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Importance of Soil Nitrates in Determination of Need and Recovery of Fertilizer Nitrogen1

  1. L. A. Peterson and
  2. O. J. Attoe2



Percentage recovery by the crop of N applied in the field at various levels was influenced by both the initial soil nitrate content and amount of added N. Practically all of the total available N (added N + initial NO3-N + N mineralized by the soil) not removed by the crop was present in the soil as nitrate at harvest.

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