栽培措施和样本大小对冬小麦离体叶片失水的影响Influence of Cultivation Practice and Sample Size on Water Loss of Excised - leaf in Winter Wheat
马瑞昆,贾秀领,蹇家利,鲁建立
摘要(Abstract)：
通过多年试验明确了栽培措施与冬小麦离体叶片失水速率(RWL)的关系。影响RWL变化的主要因素是水分,与水分胁迫的时间和强度有关。极端播期和种植密度对RWL产生一定影响。施氮量对RWL影响极小。每个测定样本以3～6片叶为宜。研究结果为RWL比较测定技术的应用提供了实验依据。
关键词(KeyWords)： 冬小麦;离体叶片失水速率;播种期;种植密度;供水;氮肥;样本
基金项目(Foundation):
作者(Author): 马瑞昆,贾秀领,蹇家利,鲁建立
Email:
DOI: 10.16318/j.cnki.hbnykx.1998.02.010
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