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Genetic analysis of resistance to karnal bunt (Tilletia indica, Mitra) in bread wheat

By: Contributor(s): Material type: ArticleArticleLanguage: En Publication details: 1995ISSN:
  • 1573-5060 (Revista en electrónico)
Subject(s): In: Euphytica v. 81, no. 2, p. 117-120999478Summary: Four lines resistant to Karnal bunt, caused by Tilletia indica, from China, Brazil and CIMMYT, and the susceptible Indian cultivar WL711 were studied. F1 and F3 segregation ratios from a diallel cross revealed that independently segregating loci with three partially dominant resistance alleles were involved in resistance to Karnal bunt. Lines RC7201/2*BR2 (Brazil) and Roek//Maya/NAC (CIMMYT) carried one locus for resistance, while Shanghai 7 (China) and Aldan/IAS58 (Brazil) had two and three loci, respectively. One common locus was present in all four resistant parents, which imparted a high level of resistance
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Peer-review: Yes - Open Access: Yes|http://science.thomsonreuters.com/cgi-bin/jrnlst/jlresults.cgi?PC=MASTER&ISSN=0014-2336

Four lines resistant to Karnal bunt, caused by Tilletia indica, from China, Brazil and CIMMYT, and the susceptible Indian cultivar WL711 were studied. F1 and F3 segregation ratios from a diallel cross revealed that independently segregating loci with three partially dominant resistance alleles were involved in resistance to Karnal bunt. Lines RC7201/2*BR2 (Brazil) and Roek//Maya/NAC (CIMMYT) carried one locus for resistance, while Shanghai 7 (China) and Aldan/IAS58 (Brazil) had two and three loci, respectively. One common locus was present in all four resistant parents, which imparted a high level of resistance

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