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This article in AJ

  1. Vol. 51 No. 2, p. 87-91
    Received: May 21, 1958

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Phosphate Sources in Pasture Production on a Bernard Clay Loam1

  1. Ralph M. Weihing,
  2. A. G. Caldwell and
  3. J. F. Fudge2



Superphosphate, basic slag, and rock phosphate significantly increased the yield of forage as well as the protein and phosphorus contents, but an annual application of P2O5 as superphosphate was superior to the other treatments.

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