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This article in AJ

  1. Vol. 50 No. 9, p. 535-539
    Received: Jan 17, 1958



Relation of Fertilizer Placement to Nutrient Uptake and Crop Yield. I. Interaction of Row Phosphorus and the Soil Level of Phosphorus1

  1. Stanley A. Barber2



Broadcast applications of phosphorus increased the yields of a corn; soybean, wheat, and hay rotation over a 6-year period. Response to row phosphorus was reduced as the soil level was increased. Corn yields were larger at high soil levels than with row applications alone. Wheat yields decreased at the highest application rates in some years because of lodging.

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