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Title 

The effects of plant growth regulators on plant regeneration and direct shoots formation of petal explants of chrysanthemum flower color mutants varieties, 'ARTI-purple' and 'ARTI-queen'

 

국화 'ARTI-purple' 및 'ARTI-queen' 배분화와 신초형성에 미치는 영향

Authors 

Y M LeeEun Jeong KangS Y SungS H KimB K HaD S KimJ B KimS Y Kang

Publisher 

Korean Society for Horticultural Science

Issue Date 

2013

Citation 

Korean Journal of Horticulture Science & Technology, vol. 31, no. 3, pp. 359-365

Keywords 

AuxinCytokininDisk floretRadiationRay floret

Abstract 

Chrysanthemum is one of the most popular ornamental plants worldwide. Recently, lots of new and novel chrysanthemum varieties have been developed using mutagenesis. However, there was no study for comparison of tissue culture condition among the mutant varieties derived from one original variety, until now. This study was conducted to compare the efficient regeneration condition of the two chrysanthemum mutant varieties, 'ARTI-purple' and 'ARTI-queen'. Two different flower parts (disk and ray florets) at the unopened and early blooming stages were used for comparison of regeneration condition on MS medium supplemented with combinations of three growth regulators (BA, NAA, and IAA). The highest regeneration rate was identified on the NAA and BA combination when the disk florets at unopened blooming stage are used. The best optimum combinations of growth regulators were identified as NAA 1.0 mg·L-1 and BA 0.5 mg·L-1 at 'ARTI-purple', which displayed 47.9% regeneration. However, regeneration of 'ARTI-queen' was the highest as 25.6% at NAA 2.0 mg·L-1 and BA 1.0 mg·L-1. There results indicate that there is a difference for the optimum regeneration condition between the mutant varieties derived from one original variety. These results will be useful for construction of efficient regeneration system of diverse chrysanthemum mutants developed by mutation breeding.

ISSN 

1226-8763

Link 

http://dx.doi.org/10.7235/hort.2013.12219

Appears in Collections

1. Journal Articles > Journal Articles

Registered Date

2019-05-02


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