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This article in CS

  1. Vol. 9 No. 6, p. 783-784
    Received: May 2, 1969

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Reaction of Sweet Sorghum Varieties to Downy Mildew (Sclerospora sorghi Weston and Uppal) in Texas1

  1. Natale Zummo,
  2. O. H. Coleman,
  3. Billy L. Jones,
  4. R. A. Frederiksen and
  5. A. J. Bockholt2



Resistance to downy mildew was found in sweet sorghum. Eleven of 51 entries grown at Beeville, College Station, and Weslaco, Texas, in 1968 did not show symptoms of the disease. Ten of these 11 varieties had one or more of the following varieties as one parent: Mn 1054, MN 1060, and MN 1500. Some plants of Mer. 64-7 and Mer. 67-12 infected with downy mildew were elongated (taller than healthy plants) whereas other diseased plants in the same plots were stunted.

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