粗榧的核型及性染色体

被引：2

作者：

陈可咏

机构：

[1] 中国科学院植物研究所!北京

来源：

植物学报 | 1995年 / 02期

关键词：

粗榧; 染色体数目; 性染色体;

D O I：

暂无

中图分类号：

Q945.6 [植物生殖生理];

学科分类号：

090102 ;

摘要：

In Cephalotaxus sinensis (Rehd. et Wils.) Li the somatic chromosome number was found to be of 2n=24.Eleven pairs of chromosomes possessed their centromeres at median or median submedian regions.The shortest pair of chromosomes was the SAT chromosome which possessed their centromeres at the submedian regions.The sex chromosomes were demonstrated by the Giemsa C banding technique.The sexual determination mechanism of female was WZ type (2n=24=22A+WZ), and that of male was ZZ type (2n=24=22A+ZZ).

引用

页码：159 / 161+174 +174

页数：4