Physiologic specialization of Puccillia graminis tritiei on wheat (Triticum aestivum) in India during 2002-2004


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Authors

  • S C BHARDWAJ
  • M PRASHAR
  • S B SINGH

Keywords:

Pathotypes, Puccinia graminis tritici, Sr genes, Black rust, Wheat

Abstract

Nine pathotypes of Puccinia graminis Pers. f sp tritici Erikiss & Henn. were observed in 187 samples ofblack rust of wheat analysed during 2002-04 from different parts of India. Pathotype 62G29 virulent on Sr2, Sr5, Sr6, Sr7b, 8r8, Sr9b, Srge, Sr11, Sr12 and Sr28 was the most common. Frequency of pathotype 62G29-1 which is restricted to Tamil Nadu and is virulent on Sr24 has reduced considerably. Virulence on 8r25, 8r26, 8r27, 8r31,8r32, Sr35,Sr37,Sr39 , Sr40 andSr43 was not recorded. Change in virulence pattern was not observed.

 

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Issue

Vol. 76 No. 7 (2006)

Section

Articles

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The copyright of the articles published in The Indian Journal of Agricultural Sciences is vested with the Indian Council of Agricultural Research, which reserves the right to enter into any agreement with any organization in India or abroad, for reprography, photocopying, storage and dissemination of information. The Council has no objection to using the material, provided the information is not being utilized for commercial purposes and wherever the information is being used, proper credit is given to ICAR.

How to Cite

BHARDWAJ, S. C., PRASHAR, M., & SINGH, S. B. (2011). Physiologic specialization of Puccillia graminis tritiei on wheat (Triticum aestivum) in India during 2002-2004. The Indian Journal of Agricultural Sciences, 76(7). https://epubs.icar.org.in/index.php/IJAgS/article/view/3174