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东方蝾螈性二型性特征分析
引用本文:谢朝晖,王晓涛,陈兰英,李鑫,唐超,刘芳,杨军英. 东方蝾螈性二型性特征分析[J]. 四川动物, 2011, 30(5). DOI: 10.3969/j.issn.1000-7083.2011.05.025
作者姓名:谢朝晖  王晓涛  陈兰英  李鑫  唐超  刘芳  杨军英
作者单位:1. 河南城建学院生物工程系,河南平顶山,467044
2. 河南师范大学生命科学学院,省部共建细胞分化调控重点实验室,河南新乡,453007
基金项目:河南城建学院博士启动基金
摘    要:以东方蝾螈大别山种群为实验材料,随机选取162只蝾螈(雄52只,雌110只),通过单变量、双变量、多变量分析的方法,进行11项体征的测量分析.结果表明,头体长是本研究的最适单变量,且头体长与腋胯距之间的相关性最高;PCl在雄性和雌性中均与头体长密切相关,且大多数体征与头体长进行比例分析均显示出异速生长关系,东方蝾螈性二型性普遍存在.本研究中11项体征呈现符合Renseh法则的雌性依赖性二型性演化特征,这种性二型性特征可能是一系列复杂的非对称性选择的结果.

关 键 词:东方蝾螈  性二型性  异速生长  Renseh法则

Sexual Size Dimorphism and Character Scaling of Cynops orientalis
XIE Zhao-hui,WANG Xiao-tao,CHEN Lan-ying,LI Xin,TANG Chao,LIU Fang,YANG Jun-ying. Sexual Size Dimorphism and Character Scaling of Cynops orientalis[J]. Sichuan Journal of Zoology, 2011, 30(5). DOI: 10.3969/j.issn.1000-7083.2011.05.025
Authors:XIE Zhao-hui  WANG Xiao-tao  CHEN Lan-ying  LI Xin  TANG Chao  LIU Fang  YANG Jun-ying
Affiliation:XIE Zhao-hui1,WANG Xiao-tao1,CHEN Lan-ying1,LI Xin1,TANG Chao1,LIU Fang2,YANG Jun-ying2*(1.The Department of Biotechnology,Henan University of Urban Construction,Pingdingshan,Henan Province 467044,China,2.College of Life Sciences and Key Laboratory for Cell Differentiation Regulation,Henan Normal University,Xinxiang,Henan Province 453007,China)
Abstract:Morphometric data of Chinese fire-bellied newts Cynops orientalis(n=162,52 males and 110 females) population from Dabie Mountain were analyzed for the presence of sexual size and shape dimorphism.The data sets included eleven body-related measurements and were examined with univariate,bivariate and multivariate methods.The snout-vent length(SVL) was found to be the best univariate measure of overall body size.And the correlration between SVL and axilla-groin distance(AGD) is the highest;the result of princi...
Keywords:Cynops orientalis  sexual size dimorphism  allometry  Rensch's rule  
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