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作物学报

作物学报 ›› 1994, Vol. 20 ›› Issue (04): 385-394.

• 研究论文 •    下一篇

小麦抗病育种的战略问题——小麦对锈病、白粉病第二线抗源的建立和应用

杨作民;唐伯让;沈克全;夏先春   

  1. 北京农业大学，北京，100094
  • 收稿日期:1993-02-05 修回日期:1993-05-25 出版日期:1994-07-12 网络出版日期:1994-07-12
  • 通讯作者: 杨作民

A Strategic Problem in Wheat Resistance Breeding-Building and Utilization of Sources of Second-line Resistance against Rusts and Mildew in China

Yang; Z.M. Tang; B.R. Shen; K.Q. Xia; X.C.   

  1. Beijing Agricultural University, Beijing,100094
  • Received:1993-02-05 Revised:1993-05-25 Published:1994-07-12 Published online:1994-07-12
  • Contact: Yang, Z.M.

PDF

777

被引次数

171

摘要： 自1979年起，逐步形成了一套包括抗源搜集、筛选、分析、遗传研究和转育等5个步骤的抗源搜集、研究和应用体系。目的在于寻求尽可能多的，不同于1BL/1RS所含有的Yr9，Lr26和Pm8的，多样化的第二线抗源，并将它们转育到较好的遗传背景中去。至目前为止，已找到33个不同于上述基因的二线抗源，并用其中一些育成了62个农艺性状大

关键词: 小麦，条锈病，叶锈病，白粉病，二线抗源

Abstract: A 5-step system, including the collection, screening, analysis, inheritance studies and transfer of/for resistance against stripe rust and powdery mildew in China, was elaborated gradually since 1979 with the purpose to identify as much, and as diverse, sources of resistance against these diseases a

Key words: Wheat, Stripe rust, Leaf rust, Powdery mildew, Second-line resistance

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