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药用植物红芽大戟的组织培养
陈芳清; 丘安机; 徐祥浩;   
1.湖北三峡学院师范学院生物系;2.华南农业大学生物系
摘要:
针对药用植物红芽大戟结实率和种子萌发率较低的情况,探讨了利用组织培养方法解决生产中繁殖的问题。结果表明,在茎、叶和芽3种外植体中,芽的出愈率最高,愈伤组织褐化率低,生长最好,且易被诱导出不定芽,是较理想的快速繁殖材料;而茎和叶的愈伤组织褐化率高,难以诱导出不定芽。较适宜的诱导愈伤组织的激素组合是6-BA2.0mg/L+NAA0.4mg/L,诱导不定芽的适宜激素组合是6-BA5.0mg/L+NAA0.05mg/L,根的诱导则在1/2MS+NAA0.2+庶糖1.5%+琼脂0.8%培养基上进行
关键词:  红芽大戟  组织培养  愈伤组织  不定芽  
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