[Objective] The aim of this study is to establish the rapid micro-propagation system in Thesium chinense Turcz.[Method]With stem fragments of wild Thesium chinense Turcz as explants,different culture media were design...[Objective] The aim of this study is to establish the rapid micro-propagation system in Thesium chinense Turcz.[Method]With stem fragments of wild Thesium chinense Turcz as explants,different culture media were designed to conduct induction culture,strengthening plantlet culture and in vitro rooting.[Result]The optimum medium for inducing clustered shoots was determined to be MS medium appended with 1.5 mg/L 6-BA,0.01 mg/L NAA and 0.3 mg/L 2,4-D;in addition,60 mg/kg ABT was suitable for rooting,by which the percentage of rooted plantlets reached 76.6%.[Conclusion]This study simplified the procedures of tissue culture in Thesium chinense Turcz and enhanced the proliferation rate,providing basis for artificial cultivation and resource protection of Thesium chinense Turcz.展开更多
通过对白蕊草组织培养的培养基种类、激素配比、添加物汁液、碳源的研究 ,得出适合白蕊草侧芽分化生长的最佳培养基为 MS+6 - BA2 .0 mg/ L +NAA0 .5 mg/ L +狗牙根汁液。诱导愈伤组织以 2 ,4 - D浓度在 0 .5 mg/ L -2 m g/ L之间最佳...通过对白蕊草组织培养的培养基种类、激素配比、添加物汁液、碳源的研究 ,得出适合白蕊草侧芽分化生长的最佳培养基为 MS+6 - BA2 .0 mg/ L +NAA0 .5 mg/ L +狗牙根汁液。诱导愈伤组织以 2 ,4 - D浓度在 0 .5 mg/ L -2 m g/ L之间最佳。碳源以蔗糖 ,浓度 3%最佳。生根实验表明 :较低浓度的生长素不利于生根 ,最佳生根培养基为MS+6 - BA 0 .5 mg/ L +NAA2 m g/ L +狗牙根汁液或 MS+6 - BA 0 .5 m g/ L +IBA2 m g/ L展开更多
基金Supported by the Key Project for Supporting New Subject from Anhui Academy of Agricultural Sciences~~
文摘[Objective] The aim of this study is to establish the rapid micro-propagation system in Thesium chinense Turcz.[Method]With stem fragments of wild Thesium chinense Turcz as explants,different culture media were designed to conduct induction culture,strengthening plantlet culture and in vitro rooting.[Result]The optimum medium for inducing clustered shoots was determined to be MS medium appended with 1.5 mg/L 6-BA,0.01 mg/L NAA and 0.3 mg/L 2,4-D;in addition,60 mg/kg ABT was suitable for rooting,by which the percentage of rooted plantlets reached 76.6%.[Conclusion]This study simplified the procedures of tissue culture in Thesium chinense Turcz and enhanced the proliferation rate,providing basis for artificial cultivation and resource protection of Thesium chinense Turcz.
文摘通过对白蕊草组织培养的培养基种类、激素配比、添加物汁液、碳源的研究 ,得出适合白蕊草侧芽分化生长的最佳培养基为 MS+6 - BA2 .0 mg/ L +NAA0 .5 mg/ L +狗牙根汁液。诱导愈伤组织以 2 ,4 - D浓度在 0 .5 mg/ L -2 m g/ L之间最佳。碳源以蔗糖 ,浓度 3%最佳。生根实验表明 :较低浓度的生长素不利于生根 ,最佳生根培养基为MS+6 - BA 0 .5 mg/ L +NAA2 m g/ L +狗牙根汁液或 MS+6 - BA 0 .5 m g/ L +IBA2 m g/ L