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引种植物赤苞花的扦插繁殖研究

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[目的]探索赤苞花(Megaskepasma erythrochlamys)快速的无性繁殖方法.[方法]选择不同年龄段的插条及基质开展赤苞花的扦插繁殖研究.[结果]赤苞花属于皮部生根型植物;扦插成活率与年龄和木质化程度有一定的关系,其中1年生木质化的枝条扦插成活率最高,在珍珠砂、河沙和蛭石中的扦插成活率分别为73%、87%、54%,带嫩叶枝插条成活率最低,在珍珠砂、河沙和蛭石中的扦插成活率分别为25%、46%、33%.赤苞花对基质有一定选择性,采用河沙作基质为最佳.[结论]该研究可为赤苞花进一步无性繁殖研究奠定基础.
Study on Cuttage Propagation of Megaskepasma erythrochlamys ,An Introduced Horticulture Plant
[Objective] The aim was to explore the rapid asexual reproduction method of Megaskepasma erythrochlamys.[Method] The cuttage propagation research of Megaskepasma erythrochlamys was conducted on by choosing different year-old cuttage grafting and different media.[Result] Megaskepasma erythrochlamys is capable of rooting from the stem cortex,and survival rate of the cuttings has certain related to degree of cuttage lignification.The lignified cuttings from one-year-old branches have the highest rate of survival,is 73% in pearl sand,87% in river sand,54% in vermiculite,respectively,and those from tender branches rank the lowest,is 25% in pearl sand,46%,in river sand 33% in vermiculite.Megaskepasma erythrochlamys presents certain selectivity to growing media,and the river sand is the best growing media for the cuttings.[Conclusion] The study lays a basis for future research on asexual reproduction of Megaskepasma erythrochlamys.

Introduced horticulture plantMegaskepasma erythrochlamysCuttage propagation

黄国良、何开红

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西双版纳国家级自然保护区勐仑管理所,云南勐仑666303

中国科学科院西双版纳热带植物园,云南勐仑666303

引种植物 赤苞花 扦插繁殖

2013

安徽农业科学
安徽省农业科学院

安徽农业科学

影响因子:0.413
ISSN:0517-6611
年,卷(期):2013.(33)
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