山新杨组织培养快繁技术研究 |
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作者姓名: | 刘文萍 韩玉琴 南相日 朱 财 |
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作者单位: | (黑龙江省农科院生物技术研究中心, 哈尔滨 150086) |
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摘 要: | 山新杨冬季枝条经FC处理,选择萌发新枝的茎段和叶片为接种外植体;诱导茎段产生腋芽的培养基为1/2MS+6-BA0.2~0.5mg/L+NAA0~0.5mg/L,诱导叶片产生不定芽的培养基为1/2MS或MS+6-BA0.5mg/L+NAA0.5mg/L;丛生芽快繁培养基MS+6-BA0.3mg/L+NAA0.3mg/L,每20天继代一次,繁殖倍数20左右;生根培养基为1/2MS或MS,附加0.1~0.5mg/L的多效唑,对生根有促进作用。
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关 键 词: | 山新杨 组织培养 快繁技术 |
Study on Rapid Multiplication Techniques by Tissue Culture in Shanxinyang(P.davidiana X P.bollena ) |
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Authors: | Liu Wenping Han Yuqin Nan Xiangri Zhu Cai |
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Institution: | (Biotechnological Center of Heilongjiang Academy of Agricultural Sciences, Harbin 150086) |
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Abstract: | Stem segments and leaves of new shooting, which are from winter shoot treated by FC , was used as inoculating explant. The medium used for producing axillary bud from stem segment is 1/2MS+6-BA0.2~0.5mg/L + NAA 0~0.5mg/L; the medium used for generating adventitious bud is 1/2MS or MS + 6-BA 0.5mg/L + NAA0.5mg/L; medium used for producing rosette buds is MS+6-BA0.3mg/L + NAA0.3mg/L. Regeneration was conducted every 20 days and 20 times of multiplication could be achieved. Rooting medium is 1/2MS or MS. Adding benzimidazole 0.1~0.5mg/L in the medium could promote rooting. |
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Keywords: | Shanxinyang(P davidiana X P bollena )zz Tissue culturezz Rapid multiplication techniqueszz |
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