]*>","")" /> Effect of Salt Stress on Seed Germination and Seedling Salt-tolerance of Three Winter Wheat Varieties of Xinjiang
Xinjiang Agricultural Sciences

• Article • Previous Articles     Next Articles

Effect of Salt Stress on Seed Germination and Seedling Salt-tolerance of Three Winter Wheat Varieties of Xinjiang

CAO Jun-mei;ZHOU An-ding;WU Xin-yuan;ZHANG Xin-zhong;HUANG Tian-rong;GAO Yong-hong;LU Jing   

  • Received:2010-05-25 Revised:2010-05-25 Online:2010-05-25 Published:2010-05-25

盐胁迫对新疆三个冬小麦品种发芽及幼苗期耐盐性研究

曹俊梅;周安定;吴新元;张新忠;黄天荣;高永红;芦静   

  1. 新疆农业科学院粮食作物研究所,乌鲁木齐,830091





摘要： [目的]研究盐胁迫对冬小麦发芽及幼苗生长的影响.[方法]以新冬26号、新冬22号和新冬18号为材料,研究不同浓度的NaCl和Na2SO4混合盐溶液对冬小麦种子发芽及幼苗生长的影响.[结果]随着盐分浓度的增加,3个小麦品种的种子发芽率、发芽指数、活力指数、芽长及根长都呈下降趋势,均与盐浓度呈极显著负相关.盐胁迫下,小麦种子出苗延迟,根数则呈先上升后下降趋势.[结论]2.2;的盐分浓度可能是影响小麦种子萌发的临界浓度.参试的三个品种芽期耐盐性顺序为新冬26号＞新冬22号＞新冬18号.