• 中文核心期刊
  • CSCD来源期刊
  • 中国科技核心期刊
  • CA、CABI、ZR收录期刊

水晶花烛的无菌播种和组培快繁技术研究

Aseptic Sowing and Rapid Propagation of Anthurium crystallinum

  • 摘要: 无菌播种水晶花烛Anthurium crystallinum种子获得无菌苗,取该无菌苗的带节茎段、叶片、叶柄为外植体,研究不同诱导培养基组成对水晶花烛愈伤组织诱导分化的影响,同时对影响水晶花烛芽体增殖和壮苗生根的主要因子进行研究。结果表明:水晶花烛种子较好的灭菌方法:种子经去果皮处理+0.1%升汞消毒8 min;外植体愈伤诱导分化以带节茎段为宜,培养基为1/3MS+6-BA1.0 mg·L-1+2, 4-D 0.3 mg·L-1;芽体增殖培养基:MS+6-BA 2.0 mg·L-1+NAA 0.3 mg·L-1;壮苗生根培养基:MS+NAA 0.2 mg·L-1,其移栽成活率可达95%以上。

     

    Abstract: Anthurium crystallinum seedlings were aseptically obtained from seeds for the study. Stem segments with node, leaves and petiole were used as plantlets, and the main factors of callus induction and differentiation as well asthe bud proliferation and seedling rooting during the propagating process were investigated. The results showed that theseed disinfection could be satisfactorily achieved by treating the peeledseeds with 0.1% mercuric chloride for 8min; the optimal callus differentiation of theplantlets was to use the stem segment with node, and cultivated in medium containing 1/3 MS+6-BA 1.0 mg·L-1+2, 4-D 0.3 mg·L-1; the appropriate medium forthe bud proliferation was MS+6-BA 2.0 mg·L-1+NAA 0.3 mg·L-1; that the medium for optimal rooting was MS+NAA 0.2 mg·L-1; and a transplanting survival rate up to 95% could be achieved as a result.

     

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