Plant and Soil

, Volume 38, Issue 2, pp 477–479

Influence of nitrogen and phosphorus fertilizers on the expression of downy mildew of sorghum

  • K. A. Balasubramanian
Short Communication

Summary

Nitrogen and phosphorus fertilization of a variety of sorghum DMS 652, highly susceptible to downy mildew, incited bySclerospora sorghi and a hybrid CSH-1 tolerant to this disease was studied under field conditions. Both DMS 652 and CSH-1 showed a significant increase in susceptibility when phosphorus was increased. Increase in nitrogen did not have any influence on the expression of the disease.

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Copyright information

© Martinus Nijhoff, The Hague 1973

Authors and Affiliations

  • K. A. Balasubramanian
    • 1
  1. 1.Sorghum Research ProjectUniversity of Agricultural SciencesDharwar-5India

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