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“易丰收”对干旱胁迫条件下玉米幼苗生理生化特性的影响

李学龙 杨镇 杨涛 王娜 龚娜 刘国丽

辽宁农业科学Issue(1):17-20,4.
辽宁农业科学Issue(1):17-20,4.

“易丰收”对干旱胁迫条件下玉米幼苗生理生化特性的影响

Effects of ‘ Yifengshou' on Physiological and Biochemical Characteristics of Maize Seedlings under Drought Stress

李学龙 1杨镇 1杨涛 1王娜 1龚娜 1刘国丽1

作者信息

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摘要

Abstract

With hypertonic PEG-6000 solution simulating natural drought, the changes of physiological and biochemical characteristics of seedlings leaves were compared between seed dressing with" Yifengshou"and dealing with simple hypertonic PEG-6000 solution. The results showed that with the duration of drought stress,corn plants dealing with seed dressing process by "Yifengshou" compared with dealing with simple hypertonic PEG-6000 solution, the relative water content of leaf was increased by 28% , the relative electric conductivity was decreased by 45% , the soluble sugar was increased by 11% , the content of malonaldehyde was decreased by 23% , the free proline content was increased by 16% , which showed that "Yifengshou" could improve the drought-resistant of corn.

关键词

易丰收/干旱胁迫/生理生化特性

Key words

Yifengshou/ Drought stress/ Biochemical characteristics

分类

农业科技

引用本文复制引用

李学龙,杨镇,杨涛,王娜,龚娜,刘国丽..“易丰收”对干旱胁迫条件下玉米幼苗生理生化特性的影响[J].辽宁农业科学,2013,(1):17-20,4.

基金项目

辽宁省科技攻关项目(2009208001) (2009208001)

辽宁农业科学

OACSTPCD

1002-1728

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