详细信息
文献类型:期刊文献
中文题名:报春石斛再生体系的建立
英文题名:Regeneration system for Dendrobium primulinum
第一作者:张莹
机构:[1]中国林业科学研究院林业研究所;[2]中国林业科学研究院亚热带林业研究所
年份:2009
卷号:26
期号:4
起止页码:603-606
中文期刊名:浙江林学院学报
外文期刊名:Journal of Zhejiang Forestry College
收录:北大核心:【北大核心2008】;CSCD:【CSCD_E2011_2012】;
基金:国家林业局引进国际先进农业科学技术计划(948计划)项目(2005-4-37;2006-4-C07);中央级公益性科研院所基本科研业务费专项资金项目(RISF6801)
语种:中文
中文关键词:植物学;报春石斛;茎段;再生体系
外文关键词:botany; Dendrobium primulinum; stem sections; regeneration system
分类号:S682.31;S604.3
摘要:以茎段为外植体,建立了报春石斛Dendrobium primulinum的离体培养再生体系。结果表明:愈合组织诱导以培养基MS(Murashige and Skoog)+5.0mg·L-16-苄氨基嘌呤(6-BA)+1.5mg·L-12,4-D为最优,诱导率达33.33%;分化和增殖培养基均以MS+1.0mg·L-16-BA+0.1mg·L-1萘乙酸(NAA)+体积分数10%椰子水为佳,分化率最高可达83.20%,增殖倍数达3.82,外源物质椰子水可促进不定芽的形成及增殖。形成的无根苗转移到1/2MS+0.5mg·L-16-BA+1.0mg·L-1NAA+0.5g·L-1活性炭培养基上诱导生根发育形成完整植株。
An in vitro plant regeneration system ofDendrobium primulinum was established using stem sections as explants. Results showed that the optimum callus inducing medium was Murashige and Skoog (MS) + 5.0 mg.L^-1 6-BA + 1.5 mg.L^-1 2, 4-D with an induction rate of 33.3%. Adventitious buds were effectively generated and proliferated on MS + 1.0 mg.L^-16-BA + 0.1 mg.L^-1 NAA + coconut water 10% with a differentiation rate of 83.2% and proliferation of 3.82 times. Exogenous coconut water promoted adventitious bud generation and proliferation. The best rooting medium was 1/2MS + 0.5 mg.L^-1 6-BA +1.0 mg.L^-1NAA + 0.5 g.L^-1 activated carbon. [Ch, 1 fig. 4 tab. 12 ref.]
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