Introgression of resistance to shattering in brassica napus from Brassica juncea through non-homologous recombination

Prakash, Shyam ; Chopra, V. L. (1988) Introgression of resistance to shattering in brassica napus from Brassica juncea through non-homologous recombination Plant Breeding, 101 (2). pp. 167-168. ISSN 0179-9541

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Official URL: http://onlinelibrary.wiley.com/doi/10.1111/j.1439-...

Related URL: http://dx.doi.org/10.1111/j.1439-0523.1988.tb00283.x

Abstract

Genetic information conffering non- shattering of siliques has been introgressed in rapeseed (Brassica napus) following; interspecific hybridization between Brassica juncea and B. napus. A reconstituted B. napus plant with complete non-dehiscence of its fruits was isolated in the BC-, generation. This plant had normal meiosis and formed 19 bivalents. Its seed fertility, however, was low (23 percent). It is suggested that the gene(s) for shattering-resistance were incorporated into a B. oleracea chromosome following allosyndetic; chromosome pairing and. segmental exchange between B. nigra and B. oleracea chromosomes in the initial interspecific AABC hybrid.

Item Type:Article
Source:Copyright of this article belongs to John Wiley and Sons, Inc.
Keywords:Brassica napus; Brassica juncea; Shattering Resistance; Allosyndesis; Non-homologous Recombination
ID Code:6470
Deposited On:20 Oct 2010 10:16
Last Modified:28 May 2011 07:02

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