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辽宁省11个玉米主栽品种对大斑病菌的抗性鉴定
引用本文:吴凯,王玉全,高金欣,高增贵.辽宁省11个玉米主栽品种对大斑病菌的抗性鉴定[J].辽宁农业科学,2012(2):19-21.
作者姓名:吴凯  王玉全  高金欣  高增贵
作者单位:1. 沈阳市苏家屯区红菱镇农业服务中心,辽宁沈阳,110101
2. 阳市农业科学院,辽宁沈阳,110034
3. 沈阳农业大学,辽宁沈阳,110866
基金项目:国家粮食丰产科技工程项目,辽宁省教育厅重点实验室项目
摘    要:采用带菌玉米粒接种法,完成辽宁省11个玉米主栽品种对12个大斑病菌生理小种的抗性鉴定。结果表明,各品种对不同生理小种的抗病性存在明显差异。抗病性鉴定与品种系谱相关性分析表明,品种对不同生理小种的抗性与品种血缘相关。

关 键 词:玉米大斑病菌  生理小种  抗性鉴定  遗传背景

Identification for the Resistance of the Major Maize Cultivars to Different Physiological Races of E. Turcicum in Liaoning Province
WU Kai , WANG Yu-quan , GAO Jin-xin , GAO Zeng-gui.Identification for the Resistance of the Major Maize Cultivars to Different Physiological Races of E. Turcicum in Liaoning Province[J].Liaoning Agricultural Sciences,2012(2):19-21.
Authors:WU Kai  WANG Yu-quan  GAO Jin-xin  GAO Zeng-gui
Institution:1.Agricultural Service Center of Hongling Town in Sujiatun District,Shenyang Liaoning 110101;2.Shenyang Academy of Agricultural Sciences,Shenyang Liaoning 110034;3.Shenyang Agricultural University,Shenyang Liaoning 110161)
Abstract:Maize seed with inocula was inoculated into leaf whorl of plants at 10~12 leaf stage of plant,the resistance of 11 major maize cultivars in Liaoning province to 12 different physiological races of E.turcicum was identiffied.There was obvious difference in different physiological races to the cultivars.Identification of disease resistance and pedigree analysis showed that the cultivars resistance to different physiological races had correlation with the consanguinity of the cultivars.In addition,climatic conditions impacted on the results of the identification of resistance.
Keywords:Exserohilurn turcicum  Physiological race  Resistance identification  Genetic background
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