Li Zhikang; <SPAN class=datatitle>粳稻叶瘟田间抗性及其鉴定方法研究</SPAN>
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作物学报

作物学报 ›› 1985, Vol. 11 ›› Issue (04): 257-266.

• 研究论文 • 上一篇    下一篇

粳稻叶瘟田间抗性及其鉴定方法研究

黎志康   

  1. 中国农业科学院作物育种栽培研究所; 中国水稻研究所; 浙江杭州
  • 收稿日期:1985-02-06 修回日期:1985-09-04 出版日期:1985-12-12 网络出版日期:1985-12-12

STUDIES ON FIELD RESISTANCE AND METHOD OF ITS EVALUATION OF “KEN” RICE TO LEAF BLAST

Li Zhikang;

  1. Institute of Crop Breeding and Cultivation; Chinese Academy of Agricultural Sciences
  • Received:1985-02-06 Revised:1985-09-04 Published:1985-12-12 Published online:1985-12-12

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摘要： 1982年4～8月在辽宁丹东的水田条件下采用毒性单小种自然诱发,鉴定比较了15个日本粳稻品种和5个中国粳稻品种对叶瘟(Pyricularia oryzaeCav.)的田间抗性。供试品种的叶瘟田间抗性差异很大,其中以誉锦、银河的抗性最强,蒙古稻最弱。用发病叶面积百分率和每株感病病斑数两种方法对叶瘟田间抗性的评价结果差异不大,但前者更简便

Abstract: In 1982, fifteen Japanese and five Chinese rice varieties were testedfor their field resistance to blast (Pyricularia oryzae Cav.) under naturalepidemic condition in paddy field of Dandong, Liaoning Province. Itwas found that the field resistance of tested varieties to leaf blast wassignificantly di

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