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Volume 31 Issue 5, May 1939



    • W. Sherman Gillam
      The Geographical Distribution of Soil Black Pigment
      doi:10.2134/agronj1939.00021962003100050002x
      Agronomy Journal 1939 31:371-387
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    • R. I. Munsell and B. A. Brown
      The Nitrogen Content of Grasses as Influenced by Kind, Frequency of Application, and Amount of Nitrogenous Fertilizer
      doi:10.2134/agronj1939.00021962003100050003x
      Agronomy Journal 1939 31:388-398
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    • R. F. Fuelleman and W. L. Burlison
      Pasture Yields and Consumption under Grazing Conditions
      doi:10.2134/agronj1939.00021962003100050004x
      Agronomy Journal 1939 31:399-412
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    • Charles J. Whitfield and Claude L. Fly
      Vegetational Changes as a Result of Furrowing on Pasture and Range Lands
      doi:10.2134/agronj1939.00021962003100050005x
      Agronomy Journal 1939 31:413-417
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    • C. M. Harrison and C. W. Hodgson
      Response of Certain Perennial Grasses to Cutting Treatments
      doi:10.2134/agronj1939.00021962003100050006x
      Agronomy Journal 1939 31:418-430
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    • A. C. Richer and J. W. White
      A Study of a Correlation of Chemically Available Phosphorus with Crop Yields
      doi:10.2134/agronj1939.00021962003100050007x
      Agronomy Journal 1939 31:431-437
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    • E. C. Dunkle, F. G. Merkle and R. D. Anthony
      Potash Availability Studies in Pennsylvania Orchard Soils
      doi:10.2134/agronj1939.00021962003100050008x
      Agronomy Journal 1939 31:438-458
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    • W. W. Garner
      Some Aspects of the Physiology and Nutrition of Tobacco
      doi:10.2134/agronj1939.00021962003100050009x
      Agronomy Journal 1939 31:459-471
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    • J. B. Harrington
      How Should Varieties of Annual Self-Fertilized Crops be Perpetuated?
      doi:10.2134/agronj1939.00021962003100050010x
      Agronomy Journal 1939 31:472-474
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    • Doctor J. G. Lipman
      doi:10.2134/agronj1939.00021962003100050001x
      Agronomy Journal 1939 31:NP-NP
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