diagnostic character meaning in English
鉴别性状,诊断性状
Examples
- The position of the clitellum is used as a diagnostic character .
生殖带的位置用来作为一个鉴别的特征。 - The morphological diagnostic characters for many mature and early instar larvae are still lacking in china . partial sequences of the mitochondrial cytochrome oxydase i and ii and a transfor rna ( co i co ii and trna ) gene of the adults and larvae from caddisflies were . lepidostomaflavum , l . fui , l . arcuatum , paraphlegopteryx morsei , apsilochorema unculatum and apsilochorema hwangi , and the larval and adult stages of these species were sequenced and associated
采用dnastarpackage中的editseq软件进行序列编辑、 orf查找；采用clustalx软件进行序列比对( alignment ) ；比对结果输入mega2 . 1软件计算各样品间的遗传距离，并基于kjmura2 - parameter模型，用邻接法( neighbor - jojning ， nj )构建系统发生树，通过自展( bootstrap1000次)检验获得系统树分支的置信度。 - Diagnostic characters for the recognition of species include the presence or absence of pectoral fin , the position of dorsal fin origin , gill opening , anus , nostril opening and eye , the cirri present or not , the dentition type , the body coloration , and the head pores or lateral line etc
一般依据胸鳍的有无或发达程度，背鳍起点、鳃孔、肛门、鼻孔和眼等的相对位置，颌的发达程度和颌上是否具须，齿的形状和排列方式，身体的斑纹，以及头部和体侧的侧线孔数目等进行鉴别。