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NaCl胁迫对不同玉米自交系种子萌发的影响及其耐盐性比较

朱志明 许兴 毛桂莲

宁夏大学学报(自然科学版)2017,Vol.38Issue(1):74-77,4.
宁夏大学学报(自然科学版)2017,Vol.38Issue(1):74-77,4.

NaCl胁迫对不同玉米自交系种子萌发的影响及其耐盐性比较

Effect of NaCl Stress on Different Kinds of Maize Inbred Lines Seed Germinal and Salt Tolerance Comparison between Germplasm

朱志明 1许兴 2毛桂莲3

作者信息

  • 1. 宁夏大学农学院,宁夏银川 750021
  • 2. 宁夏大学西北退化生态系统恢复与重建教育部重点实验室,宁夏银川 750021
  • 3. 宁夏大学生命科学学院,宁夏银川 750021
  • 折叠

摘要

Abstract

The article screens out salt tolerant maize variety suitable for the cultivation in saline-alkali soil and excavates the germplasm of salt tolerated maize.Taking newly-cultivated local superior maize inbred line in Ningxia as the researching object,the article analyzes the salt tolerance of 20 collected maize samples with the method of NaCl solution with different concentration simulating salt stress,and makes a comparison on the strength of salt tolerance with Fuzzy Membership Function.The result shows that the germination rate and germination potential of sample reduced evidently as the rise of NaCl concentration,showing significant difference between comparison(P<0.05);the samples code 70,45,31,59,65 of 20 samples have strong salt tolerance,which can be used for the salt tolerated variety,can be planted in soil with higher salt content.

关键词

NaCl/玉米/萌芽期/耐盐性

Key words

NaCl/maize/stages in germination/salt tolerance

分类

农业科技

引用本文复制引用

朱志明,许兴,毛桂莲..NaCl胁迫对不同玉米自交系种子萌发的影响及其耐盐性比较[J].宁夏大学学报(自然科学版),2017,38(1):74-77,4.

基金项目

宁夏回族自治区牧草育种专项基金资助项目(2014NYYZ040101) (2014NYYZ040101)

宁夏大学学报(自然科学版)

OACSTPCD

0253-2328

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