Influence of osmotic potential on allelopathy bioassa

被引：0
|
作者：
邵华
彭少麟
张弛
向言词
南蓬
机构：
[1] 中国科学院华南植物研究所
[2] 中国科学院华南植物研究所 广州 510650
来源：
中国生态农业学报(中英文) | 2003年 / 03期
基金：
广东省自然科学基金;
关键词：
化感作用; 渗透势; 生物测定; 准确性;
D O I：
暂无
中图分类号：
Q945 [植物生理学];
学科分类号：
0903 ;
摘要：
在不同渗透势的甘露醇溶液培养条件下研究了厚壳桂等对萝卜、黄瓜和白菜化感作用的影响试验结果表明,随渗透势的升高,萝卜幼苗根长和苗高逐渐降低,黄瓜幼苗受抑更明显,而白菜影响极小,未达显著水平。对厚壳桂、锥木和藜蒴的生化他感作用研究中分别以蒸馏水和相同渗透势的甘露醇溶液为对照,其结果化感作用程度普遍降低,有些还发生赁变(化感作用在显著与不显著间转换),故化感生物测定分析中应注意渗透势的影响,以保证结果正确性。
引用
收藏
页码：42 / 43
页数：2
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