基于基因组重测序揭示栽培欧菱遗传多样性及‘南湖菱’的起源驯化历史

姚祥坦, 张心怡, 陈阳, 袁晔, 程旺大, 王天瑞, 邱英雄

Genomic resequencing reveals the genetic diversity of the cultivated water caltrop, and the origin and domestication of ‘Nanhuling’

Xiangtan Yao, Xinyi Zhang, Yang Chen, Ye Yuan, Wangda Cheng, Tianrui Wang, Yingxiong Qiu

图2 栽培欧菱和野生欧菱的群体遗传结构和遗传分化。A: 基于ADMIXTURE的群体遗传结构; B: 最大似然系统发育树; C: 主成分分析(PCA); D: 野生欧菱和栽培欧菱的核苷酸多态性(π)、Tajima’s D (TD)和遗传分化指数(FST)。

Fig. 2 Population genetic structure and divergence of cultivated and wild Trapa natans. A, Population genetic structure based on ADMIXTURE analysis; B, Maximum likelihood (ML) phylogenetic tree; C, Principal component analysis (PCA); D, Estimates of nucleotide diversity (π) and Tajima’s D (TD) and genetic differentiation index (FST) for wild and cultivated T. natans.