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植物研究 ›› 1994, Vol. 14 ›› Issue (1): 98-103.

• 论文 • 上一篇    

杨树花药培养筛选耐盐变异体的研究

詹亚光, 刘玉喜, 陆志华, 齐立志   

  1. 东北林业大学, 黑龙江哈尔滨 150040
  • 收稿日期:1993-09-01 出版日期:1994-03-15 发布日期:2016-06-14
  • 基金资助:
    国家自然科学基金资助项目

STUDY ON SELECYION OF SALINE TOLERANT VARIANTS FROM POPLAR ANTHER CALLUSLINES

Zhan Yan-guan, Liu Yu-xi, Lu Zhi-hua, Qi Li-zhi   

  1. Department of Forestry, Northeestern Forestry University, Harbin 150040 Heilongjiang
  • Received:1993-09-01 Online:1994-03-15 Published:2016-06-14

摘要: 以杨树花药为外植体诱导单倍体念伤组织,进行耐氯化钠(NaCl)和碱性盐(模仿天然盐碱土成份配成的几种盐的混合物)变异体的筛选。结果表明,不同的杨树品种对这两种选择剂的耐性是不同的,分化态愈伤组织比脱分化态愈伤组织显示出更强的抗性,不同的花药愈伤组织无性系间在抗盐能力上也存在差异。对再生植株的叶子和愈伤组织进行过氧化物同工酶分析,发现耐盐变异体与对照的酶谱是有差异的,前者比后者在相同带区常常多出一条谱带。

关键词: 杨树, 花药培养, 耐盐变异体, 植株再生

Abstract: Selection of variants tolerant to NaCl and alkaline salt was made from poplar anther callus in vitro culture. The results showed that different poplar species appeared different tolerance to the two screening agents. The calli in differentiation state showed stronger tolerance than that in dedifferentiation state.The differentiated calli of Populus simonii x P.nigra could tolerate 3% NaCl 0.75% alkaline salt. The regenerated plants of variants had transplanted to the soil. In comparing the maps of plantlets a clear difference was found be-tween salt-tolerant variants and controls.

Key words: Poplar, Anther Culture, Salt-tolerant variant