长江下游外来生物福寿螺的种类及其种群遗传结构

蒲佳佳, 杨平俊, 戴洋, 陶可欣, 高磊, 杜予州, 曹俊, 俞晓平, 杨倩倩

Species identification and population genetic structure of non-native apple snails (Ampullariidea: Pomacea) in the lower reaches of the Yangtze River

Jiajia Pu, Pingjun Yang, Yang Dai, Kexin Tao, Lei Gao, Yuzhou Du, Jun Cao, Xiaoping Yu, Qianqian Yang

表4 长江下游分布区小管福寿螺种群COI分子变异方差分析

Table 4 Variance analysis of COI molecular variation among populations of Pomacea canaliculata in the lower reaches of the Yangtze River

变异来源 Source of variation 自由度 Degree of freedom 平方和 Sum of squares 方差组分 Variance components 变异百分率 Percentage of variation (%) 组群间 Among groups 2 122.265 9.56034 7.37 组群内种群间 Among populations within groups 8 165.622 0.89486 7.24 种群内个体间 Among individuals within populations 223 423.865 1.90074 15.38 总变异 Total variation 233 1,811.752 12.35594 100.00