J Integr Plant Biol. ›› 2002, Vol. 44 ›› Issue (2): 239-241.

• Research Articles • Previous Articles     Next Articles

Increased Storability of Haloxylon ammodendron Seeds in Ultra-drying Storage

HUANG Zhen-Ying, ZHANG Xin-Shi, ZHENG Guang-Hua, JING Xin-Ming and LIN Jian   

Abstract:

超干贮藏提高梭梭种子的耐贮藏性

黄振英1*  张新时1  郑光华2  景新明2  林坚2

(1.中国科学院植物研究所植被数量生态学开放研究实验室,北京 1000932.中国科学院植物研究所北京植物园,北京 100093)

摘要:梭梭(Haloxylon ammodendron Bge.)的种子为短命种子,在自然状态下,种子的含水量为8.5%,寿命约为10个月.将梭梭种子含水量降至2.5%1.4%,其耐贮藏力增强.经过50 5 d10 d的人工加速老化后,超干种子表现出较强的抗老化能力.与对照相比,超干种子具有较高的萌发率、活力指数及较长的根,其细胞膜具有较低的电导率和较高的脱氢酶活性.

关键词 梭梭 短命种子 超干贮藏

*通讯作者 Email: zhenying@ns.ibcas.ac.cn

 

Key words: Haloxylon ammodendron, short lived seed, ultra drying storage

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