A comparative evaluation of somaclonal, gamma ray and EMS induced variation in Brassica juncea

Anuradha, G. ; Narasimhulu, S. B. ; Arunachalam, V. ; Chopra, V. L. (1992) A comparative evaluation of somaclonal, gamma ray and EMS induced variation in Brassica juncea Journal of Plant Biochemistry and Biotechnology, 1 . pp. 105-108. ISSN 0971-7811

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Abstract

Tissue culture induced somaclonal (SC), chemical mutagen EMS (E) and gamma ray (I) induced variation among 269 third generation families in each category generated from a popular variety of Brassica juncea were evaluated for important agronomic traits, namely flowering time, plant height, number of primary and secondary branches, seed yield per plant and per plot. The frequency of somaclonal-lines significantly superior to control was high than such EMS or irradiated lines, in general. Somaclones also showed higher heritability values. One somaclone, SC-122, is significantly superior to control for upto five traits, simultaneously, demonstrating the practical utility of somaclonal variation in improving productivity.

Item Type:Article
Source:Copyright of this article belongs to IOS Press.
Keywords:Brassica Juncea; Genetic Variation; Somaclonal Variation; Chemical Mutagenesis; Radiation Induced Variation
ID Code:89394
Deposited On:27 Apr 2012 10:32
Last Modified:13 Nov 2012 10:23

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