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GrainGenes Reference Report: TAG-98-347

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Reference
TAG-98-347
Title
A mutant induced in the malting barley cv Triumph with reduced dormancy and ABA response.
Journal
Theoretical and Applied Genetics
Year
1999
Volume
98
Pages
347-355
Author
Molina-Cano JL
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Abstract
Induced mutants in the barley cultivar Triumph have been screened for reduced dormancy. One line, which germinated readily 2 weeks after harvest, was classified as ABA-insensitive, since it could tolerate a ten-fold increase in ABA, compared to its parent, before germination was inhibited. This mutant, designated TL43, was genotypically similar to Triumph and phenotypically similar under Scottish growing conditions, except for a slightly reduced grain size. In Spain, it showed considerable reductions in both grain yield and plant height, suggesting that it was less widely adapted than its parent. Levels of alpha-amylase activity were increased at both sites. The mutant appeared to be different from those with ABA insensitivity or altered dormancy previously documented in either barley or Arabidopsis.
External Databases
Agricola: 2010-02360
Keyword
abscisic acid
[ Show all 20 ]

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