[1]胡泽彬,王素芳,张志勇,等.Ca对K缺乏下棉花根系生长的影响及与根系K、Ca、Mg、Na含量的关系[J].江苏农业科学,2015,43(04):92-94.
　Hu Zebin,et al.Effect of Ca on growth of cotton root under the lack of K and its relationship with K，Ca，Mg and Na contents[J].Jiangsu Agricultural Sciences,2015,43(04):92-94.
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Ca对K缺乏下棉花根系生长的影响
及与根系K、Ca、Mg、Na含量的关系()

《江苏农业科学》[ISSN:1002-1302/CN:32-1214/S]

卷:
第43卷
期数:
2015年04期
页码:
92-94
栏目:
遗传育种与耕作栽培
出版日期:
2015-04-25

文章信息/Info

Title:
Effect of Ca on growth of cotton root under the lack of K and its relationship with K，Ca，Mg and Na contents
作者:
胡泽彬;  王素芳;  张志勇;  王清连
河南科技学院生命科技学院/河南科技学院棉花研究所，河南新乡 453003
Author(s):
Hu Zebin; et al
关键词:
棉花; 根系; Ca; K
Keywords:
-
分类号:
S562.01
DOI:
-
文献标志码:
A
摘要:
通过水培法，在K缺乏条件下增施Ca，探讨Ca对棉花根系生长的恢复作用及与根系K、Ca、Mg和Na含量的关系。与2.5 mmol/L Ca相比，当Ca增加到52.5 mmol/L时，K缺乏条件下(0.05 mmol/L)根系中Ca、K和Na含量均显著下降，而Mg含量没有显著变化；根系长度和表面积可以恢复到和K正常条件下(2.5 mmol/L)的根系总长度和总表面积，不同直径根系的总长度均被显著恢复，并且细根(直径≤0.2 mm)增长幅度为85%，远大于中根和粗根(直径﹥0.45 mm)增长幅度(各为28%)。
Abstract:
-

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期：2014-05-20
基金项目：国家自然科学基金(编号：31271648)；河南省杰出青年基金(编号：114100510008)。
作者简介：胡泽彬(1990—)，男，河南内黄人，硕士研究生，主要从事棉花生理研究。E-mail：987429690@qq.com。
通信作者：张志勇，博士，副教授，主要从事棉花生理研究。E-mail：z_zy123@163.com。
更新日期/Last Update: 2015-04-25