君子兰花丝离体培养影响因素研究

Journal of Shenyang Agricultural University(2010)

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Abstract
以君子兰(Clivia miniata Regel.)品种油匠的花丝为外植体进行离体培养,结果表明:君子兰花丝离体培养能通过愈伤组织和直接再生不定芽两条途径成苗。适宜花丝愈伤组织诱导与分化的花蕾长度为0.6~1.0 cm;培养基中加入活性炭加速了外植体的褐化,对花丝诱导和分化不利;暗培养和接种前4℃低温预处理明显降低了外植体的诱导率和分化率,在花丝离体培养中不宜采用;花丝诱导和分化的最佳培养基为MS+BA2.0mg·L-1+NAA3.0mg·L-1+IBA1.0mg·L-1,诱导率与分化率分别为16.3%和50.0%。
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Key words
in vitro culture,filament,Clivia miniata Regel.
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