常見例句The phylogeny of the known 427 genera of Tenthredinoidea of world was reconstructed using the principle and methods of cladistics. 應用支序系統(tǒng)學原理和方法研究了膜翅目葉蜂總科世界已知427屬的系統(tǒng)發(fā)育關(guān)系。In cladist ic analysis, the genera of Disporum, Maianthemum and Disporopsis of Po lygonateae were chosen as complex outgroups. 在分支分析中,選擇萬壽竹屬、舞鶴草屬和竹根七屬作為復合外類群。根據(jù)復合外類群比較原則和一般演化規(guī)律,確定性狀極性。Cladistics A method of classification in which the relationships between organisms are based on selected shared characteristics. 遺傳分類學:生物體之間關(guān)系建立在有選擇的性狀上的分類方法。Based on the principles and methods of cladistics, the phylogeny in Kengyilia of Poaceae is analysed in the present paper.Kengyilia is a monophyletic group. 摘要基于分支系統(tǒng)學的原理和方法,對禾本科以禮草屬進行了系統(tǒng)發(fā)育分析。Compare cladistics. 比較cladistics。A brief comment on cladistics. 分支系統(tǒng)學簡評。 返回 cladistics