|本期目录/Table of Contents|

[1]刘天宇,孟庆瑞,滕仁艳.干旱胁迫下精灵景天的电阻抗图谱参数与生理参数的关系[J].江苏农业科学,2019,47(06):106-109.
 Liu Tianyu,et al.Relationship between electrical impedance spectroscopy parameters and physiological parameters of Diamorpha smalli under drought stress[J].Jiangsu Agricultural Sciences,2019,47(06):106-109.
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干旱胁迫下精灵景天的电阻抗图谱参数
与生理参数的关系
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《江苏农业科学》[ISSN:1002-1302/CN:32-1214/S]

卷:
第47卷
期数:
2019年第06期
页码:
106-109
栏目:
园艺与林学
出版日期:
2019-04-05

文章信息/Info

Title:
Relationship between electrical impedance spectroscopy parameters and physiological parameters of Diamorpha smalli under drought stress
作者:
刘天宇 孟庆瑞 滕仁艳
河北农业大学园林与旅游学院,河北保定 071000
Author(s):
Liu Tianyuet al
关键词:
精灵景天叶片干旱胁迫电阻抗图谱参数相对电导率净光合速率弛豫时间膜相对透性生理参数
Keywords:
-
分类号:
S681.901;Q945.78
DOI:
-
文献标志码:
A
摘要:
以干旱胁迫下种植在屋顶的精灵景天(Diamorpha smalli)叶片为材料,测定其电阻抗图谱参数和膜透性的变化,通过膜透性与电阻抗图谱参数间的相关性来证明电阻抗图谱法研究精灵景天抗旱性的有效性。结果表明:随着干旱时间的延长,精灵景天叶片的胞外电阻整体呈上升趋势,胞内电阻整体呈下降趋势,弛豫时间和弛豫时间分布系数呈先下降后上升的趋势;叶片细胞膜透性逐渐增大,净光合速率逐渐下降。相关分析表明,弛豫时间与膜相对透性呈极显著负相关(P<0.01);胞内电阻与净光合速率呈显著负相关(P<0.05),弛豫时间与净光合速率呈极显著负相关(P<0.01)。
Abstract:
-

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:2017-07-31
基金项目:河北省科技攻关计划(编号:15227534)。
作者简介:刘天宇(1993—),男,河北保定人,硕士研究生,主要从事园林植物资源及利用研究。E-mail:719879199@qq.com。
通信作者:孟庆瑞,博士,副教授,主要从事园林植物资源及利用研究。E-mail:1332121630@qq.com。
更新日期/Last Update: 2019-03-20