方法形态分类和系统发育分析相结合的方法。
Methods Combination of morphological classification and phylogenic analysis.
目前这两个基因已广泛用于植物系统发育分析。
Now these tow genes have been widely used in the phylogenic analysis of plant.
基于分支系统学的原理和方法，对禾本科以礼草属进行了系统发育分析。
Based on the principles and methods of cladistics, the phylogeny in Kengyilia of Poaceae is analysed in the present paper.
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