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长江三角洲白山羊扬州群体的遗传共适应特性
引用本文:王兰萍,耿荣庆,常洪.长江三角洲白山羊扬州群体的遗传共适应特性[J].江苏农业学报,2008,24(4).
作者姓名:王兰萍  耿荣庆  常洪
作者单位:盐城师范学院生命科学与技术学院,江苏,盐城,224051;扬州大学动物科学与技术学院,江苏,扬州,225009
基金项目:国家自然科学基金,江苏省高校自然科学基金
摘    要:采用淀粉凝胶多座位电泳法检测长江三角洲白山羊扬州群体结构基因座遗传变异,并分析群体的遗传共适应特性.结果表明,在显隐性-共显性模式中未发现座位间的遗传共适应现象,而在共显性-共显性模式中Tf-Lap、Tf-X-p、Lap-Es-D和Lap-X-p组合都存在遗传共适应,表明在长江三角洲白山羊扬州群体结构基因座间存在遗传共适应性,可能对维持座位间的遗传平衡状态起主要作用.

关 键 词:山羊  遗传共适应  遗传不平衡  连接锁不平衡

Genetic Co-adaptability of Yangzhou Population of Yangtse River Delta White Goat
WANG Lan-ping,GENG Rong-qing,CHANG Hong.Genetic Co-adaptability of Yangzhou Population of Yangtse River Delta White Goat[J].Jiangsu Journal of Agricultural Sciences,2008,24(4).
Authors:WANG Lan-ping  GENG Rong-qing  CHANG Hong
Institution:WANG Lan-ping1,GENG Rong-qing1,CHANG Hong2(1.College of Life Science , Technology,Yancheng Normal University,Yancheng 224051,China,2.College of Animal Science , Technology,Yangzhou University,Yangzhou 225009,China)
Abstract:Genetic co-adaptability of Yangzhou population of Yangtse River Delta white goat was studied based on genetic variations of structural loci tested by using starch gel multiloci electrophoresis.The results showed that no co-adaptability existed in the dominance-dominance model,while co-adaptability was observed at Tf-Lap,Tf-X-p,Lap-Es-D and Lap-X-p combination loci of co-dominance-co-dominance model.The findings suggested that co-adaptability occurred at neutral structural loci of Yangzhou population of Yang...
Keywords:goat  genetic co-adaptability  genetic disequilibrium  linkage disequilibrium  
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