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甘蔗幼叶切段培养中的体细胞胚胎发生
李春瑶; 李军生; 梁倩华; 杨继华;   
1.广西师范大学生物系;2.广西师范大学生物系 桂林;3.桂林
摘要:
本文从形态学和组织学方面研究了甘蔗幼叶胚性愈伤组织发生及体细胞胚胎的形成过程。甘蔗幼叶片切段培养于含2.4—D1.5mg/1的MS培养基上,4—6天后切段开始形成愈伤组织,约10天后愈伤组织表面出现白色颗粒状结构。将含有白色颗粒状结构的愈伤组织转移至不含激素的培养基中,7—10天后可见有小植株长出。组织学和形态学观察表明,甘蔗离体再生植株是通过体细胞胚胎发生途径。
关键词:  甘蔗  体细胎胚胎发生  
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