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毛叶枣成年树茎段培养与离体繁殖研究

In-vitro Culture of Stem Nodes of Full-grown Trees for Micropropagation of Zizyphus Mauritiana Lam

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【作者】 赖钟雄沈庆斌陈发兴吴金寿何碧珠林庆良潘东明

【Author】 LAI Zhong-xiong 1,2 SHEN Qing-bin 1, CHEN Fa-xing 1,WU Jin-shou 1, HE Bi-zhu 2, LIN Qing-liang 1, PAN Dong-ming 2 (1. Institute of Subtropical Fruits, Fujian Agriculture and Forestry University, Fuzhou 350002, China; 2. College of Horticulture, Fujian Agriculture and Forestry University, Fuzhou 350002, China)

【机构】 福建农林大学亚热带果树研究所福建农林大学园艺学院福建农林大学园艺学院 福建福州350002福建农林大学园艺学院福建福州350002福建福州350002

【摘要】 以毛叶枣优良品种“高朗 1号”成年树的茎段为外植体 ,研究了毛叶枣的离体繁殖技术。结果表明 :在附加NAA 0 .1mg/L、BA 2 .0mg/L或另加KT 0 .5mg/L的MS培养基上可诱导腋芽高频率萌发 ;试管芽苗在分别附加NAA 0 .1mg/L与BA 1mg/L、IAA 1~ 2mg/L与BA 1mg/L的MS增殖培养基上 ,增殖系数均达 5以上 ,并且芽苗长势旺盛 ;采用瓶外生根技术 ,无根试管苗移栽成活率 85 %以上。试管苗移植大田后生长正常 ,即将开花结果

【Abstract】 The micropropagation technique was developed from the explants of stem nodes with axillary buds of the full-grown trees of Zizyphus mauritiana Lam cv Gaolang No1. The results showed that the axillary bud germination at high frequency was obtained on MS media supplemented with NAA 0.1 mg/L, BA 2.0 mg/L or together with KT 0.5 mg/L. The proliferation coefficients of the shoots were up to 5 and the shoots grew well on the proliferation MS media with NAA 0.1 mg/L and BA 1mg/L or IAA 1~2 mg/L and BA1 mg/L. The proliferated shoots directly transferred from culturing containers to the seedling beds could survive at a rate of over 85%. After transplanted to the field, the seedlings grew normally and flowered and bore fruit soon.

【基金】 福建省教育厅资助项目 (K2 0 0 32 )
  • 【文献出处】 江西农业大学学报(自然科学) ,Acta Agriculturae Universitis Jiangxiensis , 编辑部邮箱 ,2002年06期
  • 【分类号】S667.9
  • 【被引频次】8
  • 【下载频次】80
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