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毛刺槐和香椿叶性因子与叶片保水力的比较 被引量:3

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摘要 测定植物的叶片性状因子以及水分生理指标,比较两树种的适应性差异及耐旱能力。结果表明,毛刺槐的叶面积、叶鲜重及叶干重均小于香椿,但其比叶面积和叶干物质含量均大于香椿。香椿的叶片含水量高于毛刺槐,但比毛刺槐具有更低的自然饱和亏,且叶片保水力强于毛刺槐。本实验说明,在相同环境中香椿的耐旱能力和对环境的适应性比毛刺槐强。叶性因子可作为比较树种抗旱能力的指标,其测定的简便性一定程度上可缩短抗旱性鉴定的时间。
出处 《陕西农业科学》 2008年第2期68-70,共3页 Shaanxi Journal of Agricultural Sciences
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参考文献13

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