细胞地理学 meaning in English
cytogeography
Examples
- On the other hand , some characters used by the previous authors for distinguishing the varieties are extremely variable both within and among populations , but they are important in studying the evolution of the complex
同时认识到一些性状(如总苞片宽度等)作为检索表特征是不可靠的。结合细胞学、细胞地理学研究成果，探讨了形态学性状演化趋势。 - Distribution zone of diploid individual are the most extensive in china , while no tetraploid plant is found north of 40 degree north latitude , and hexaploid populations distribute mainly along the changj iang river , is found only in three populations in the yunnan - guzhou plateau . the hexaploid cytotype of var
4细胞地理学研究表明，二倍体占据我国最广大区域，而四倍体分布区的北界则向南迁至40 n ，六倍体主要分布于25 n - 33 n的狭长地带，八倍体则在云贵高原中部及东部边缘零星分布。 - Based on extensive field observation and population sampling in 71 populations of 20 provinces , this dissertation investigates morphology , ecology , cytology , cytogeography and its sequences of this complex . the results show that a . ageratoides polyploid complex might be originated in northeastern china , from which it migrated along three different routes
本研究基于对我国20个省、市、自治区43个地点71个三脉紫菀复合体居群的野外观察和采集，从形态学、生态学、细胞学、细胞地理学和分子生物学等各方面，对三脉紫菀多倍体复合体进行了综合性研究。