HUANG Hao,WEI Ying,MENG Aidong.Preliminary Study on Adventitious Bud Induction and Plant Regeneration of Cassia angustifolia[J].Northern Horticulture,2015,39(16):98-101.[doi:10.11937/bfyy.201516023]
狭叶番泻不定芽直接诱导和植株再生初探
- Title:
- Preliminary Study on Adventitious Bud Induction and Plant Regeneration of Cassia angustifolia
- 文献标志码:
- A
- 摘要:
- 以狭叶番泻枝条为试材,采用组织培养的方法,研究不同培养基对狭叶番泻不定芽诱导、增殖、生根诱导以及移栽基质对移栽存活率高低的影响。结果表明:以MS为基本培养基,添加2.0 mg/L TDZ+0.1 mg/L NAA对不定芽的诱导效果较佳,添加2.0 mg/L 6-BA+0.05 mg/L NAA对不定芽的增殖效果最佳,每外植体长出不定芽(12.6±0.64)个;而生根诱导以1/2MS+2.0 mg/L IBA+1%(w/v)活性碳的效果最好,生根诱导率达58.5%。以黄土和泥炭土为基质,移栽成活率为73.7%,移栽苗与种子苗在田间生长表现无明显差异。该研究为狭叶番泻植株扩繁提供了理论基础。
- Abstract:
- Adventitious bud differentiation,bud seedling multiplication,root induction from mature brunch of Cassia angustifolia,and transplanting substrate of tissue culture-raised plantlets transplantation were studied by tissue culture method.The results showed that the efficient adventitious bud differentiation was cultured on MS media supplemented with 2.0 mg/L TDZ+0.1 mg/L NAA.The highest number of adventitious buds (12.6±0.64) per explant were observed in MS media supplemented with 2.0 mg/L 6-BA+0.05 mg/L NAA.The highest rooting percentage (58.5%) and survival were achieved using 1/2MS media with 2.0 mg/L IBA and 1% (w/v) active carbon.The 73.7% plantlets survived acclimatization in the greenhouse,and producing healthy plants on the field.The current investigation showed efficient in vitro regeneration capabilities of Cassia angustifolia from brunch explants.
参考文献/References:
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备注/Memo
第一作者简介:黄浩(1972-),男,硕士,助理研究员,现主要从事药用植物育种和栽培等研究工作。E-mail:hmouse@163.com. 责任作者:蒙爱东(1962-),女,本科,主任技师,现主要从事药用植物育种和组织培养等研究工作。基金项目:广西医疗卫生重点科研课题资助项目(重200907)。