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香料烟青枯病抗性基因的遗传分析
引用本文:高加明,王志德,张兴伟,刘艳华,牟建民,任民,徐军. 香料烟青枯病抗性基因的遗传分析[J]. 中国烟草科学, 2010, 31(1): 1-4. DOI: 10.3969/j.issn.1007-5119.2010.01.001
作者姓名:高加明  王志德  张兴伟  刘艳华  牟建民  任民  徐军
作者单位:1. 农业部烟草类作物质量控制重点实验室,中国农业科学院烟草研究所,青岛,266101;中国农业科学院研究生院,北京100081
2. 农业部烟草类作物质量控制重点实验室,中国农业科学院烟草研究所,青岛,266101
基金项目:国家烟草专卖局专项"中国烟草种质资源平台建设" 
摘    要:本研究以香料烟青枯病抗病品种Xanthi、感病品种Samsun、F1以及F2群体为研究材料,采用青枯病圃进行抗性鉴定,利用主基因+多基因混合遗传模型对各群体单株的病情指数进行分析,结果表明:香料烟青枯病抗性基因是受2对加性-显性-上位主基因+加性-显性多基因(E-1模型)控制遗传;主基因的遗传率为49.63%。

关 键 词:香料烟  青枯病  主基因+多基因混合遗传模型  数量性状

Genetic Analysis on Resistance to Bacterial Wilt in Oriental Tobacco
GAO Jiaming,WANG Zhide,ZHANG Xingwei,LIU Yanhua,MU Jianmin,REN Min,XU Jun. Genetic Analysis on Resistance to Bacterial Wilt in Oriental Tobacco[J]. Chinese Tobacco Science, 2010, 31(1): 1-4. DOI: 10.3969/j.issn.1007-5119.2010.01.001
Authors:GAO Jiaming  WANG Zhide  ZHANG Xingwei  LIU Yanhua  MU Jianmin  REN Min  XU Jun
Affiliation:GAO Jiaming1,2,WANG Zhide1,ZHANG Xingwei1,LIU Yanhua1,MU Jianmin1,REN Min1,XU Jun1,2(1.Key Laboratory of Tobacco Quality Control,Ministry of Agriculture,Tobacco Research Institute of CAAS,Qingdao 266101,China,2.Graduate School of CAAS,Beijing 100081,China)
Abstract:In this paper,bacterial wilt resistant variety Xanthi and susceptible variety Samsun,their F1s and F2s were used to study inheritance of resistance of oriental tobacco to bacterial wilt.These populations and their individuals were planted in identifying field of Fujian Province.The identified data of individuals was analyzed using major gene plus poly-gene mixed inheritance model.Results indicated that the resistance to bacterial wilt in oriental tobacco was controlled by two independent major genes with ad...
Keywords:oriental tobacco  bacterial wilt  mixed major genes plus poly-gene genetic model  quantitative trait
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