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罗汉果组织培养中愈伤组织和腋生枝的形成
邹琦丽; 林荣;   
广西植物研究所
摘要:
用罗汉果茎段为外植体,培养在MS+BA1.0+IBA0.1毫克/升培养基上,诱导愈伤组织和芽形成。观察了罗汉果茎段愈伤组织的生长以及腋生枝的形成。罗汉果茎段培养5天后,潜伏腋芽开始萌动和生长。培养10天后罗汉果茎段的基部一端开始膨大。培养20天后产生大量白色疏松的愈伤组织,这时腋生枝已经长成3—6厘米长。培养30天后基部的愈伤组织中有少量瘤状小突起,但再分化形成芽的频率极低。结果表明,罗汉果茎段组培形成的苗均是从腋芽产生的。
关键词:  罗汉果  组织培养  愈伤组织  腋生枝  
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