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Wettability on plant leaf surfaces and its ecological significance
Author(s): 
Pages: 4287-4298
Year: Issue:  15
Journal: Acta Ecologica Sinica

Abstract: 植物叶表面的润湿性是各种生境中常见的一种现象,表现了叶片对水的亲和能力.叶面的润湿性可以通过测定气、固、液界面的接触角大小确定,接触角θ<110°的为润湿,θ>130°的为不润湿,表现出斥水性.影响叶片润湿性的主要因素有叶面蜡质含量与形态,叶面绒毛数量、质地、形态和分布方式,气孔和表皮细胞形态和大小,叶水分状况等.叶表面的化学组成和形态是影响叶润湿性的主要内在原因,但外界环境的变化通过影响表面的结...
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