首页 | 本学科首页   官方微博 | 高级检索  
     检索      

利用水稻品种多样性控制稻瘟病研究
引用本文:朱有勇,陈海如,范静华,王云月,李炎,范金祥,杨仕生,马光亮,陈建斌,李作森,卢宝荣.利用水稻品种多样性控制稻瘟病研究[J].中国农业科学,2003,36(5):521-527.
作者姓名:朱有勇  陈海如  范静华  王云月  李炎  范金祥  杨仕生  马光亮  陈建斌  李作森  卢宝荣
作者单位:1. 云南农业大学植物病理重点实验室/教育部农业生物多样性与病害控制重点实验室,昆明,650201
2. 复旦大学生物多样性科学研究所/教育部生物多样性与生态工程重点实验室,上海,200433
基金项目:国家和云南省科学基金资助项目 ( 0 1NG10,0 1C0 0 0 7Z,AA2 110 91,3 0 160 0 48),上海教委上海市优秀学术带头人计划资助项目
摘    要: 根据品种遗传背景的差异、农艺性状和经济性状的不同 ,笔者选用了 2个汕型杂交稻品种 (汕优 6 3和汕优 2 2 )和 2个优质地方稻品种 (黄壳糯和紫谷 )进行了品种多样性混合间栽和不同品种净栽的田间试验。结果表明 ,汕型杂交稻与优质地方稻品种混合间栽比同一品种净栽对稻瘟病有极为显著的控制效果 ,尤其突出的是混合间栽中高度感病的优质地方稻品种对稻瘟病的发病率、病情指数均有极显著的下降 ,防治效果达 83%~ 98%。因此 ,合理的品种多样性混合间栽是水稻品种稻瘟病控制的有效途径。试验还证明 ,品种混合间栽与品种净栽相比具有明显的抗倒伏和增产效果 ,品种混合间栽比净栽杂交稻平均增产 6 .5 %~ 9.7%。

关 键 词:水稻  栽培措施  净栽  品种多样性  稻瘟病
修稿时间:2002年4月1日

The Use of Rice Variety Diversity for Rice Blast Control
ZHU You yong ,CHEN Hai ru ,FAN Jing hua ,WANG Yun yue ,LI Yan ,FAN Jin xiang ,YANG Shi sheng ,MA Guang liang ,CHEN Jian bin ,LI Zuo sen ,LU Bao rong.The Use of Rice Variety Diversity for Rice Blast Control[J].Scientia Agricultura Sinica,2003,36(5):521-527.
Authors:ZHU You yong  CHEN Hai ru  FAN Jing hua  WANG Yun yue  LI Yan  FAN Jin xiang  YANG Shi sheng  MA Guang liang  CHEN Jian bin  LI Zuo sen  LU Bao rong
Institution:ZHU You yong 1,CHEN Hai ru 1,FAN Jing hua 1,WANG Yun yue 1,LI Yan 1,FAN Jin xiang 1,YANG Shi sheng 1,MA Guang liang 1,CHEN Jian bin 1,LI Zuo sen 1,LU Bao rong 2
Abstract:Field experiments of mixed and pure planting of four rice varieties, representing hybrid varieties (Shanyou63 and Shanyou22) and traditional high quality varieties (Huangkenuo and Zigu), were conducted based on the differences in their genetic backgrounds, agronomical and economical characteristics. The results demonstrated that the mixed planting of the hybrid rice and traditional high quality rice varieties had a significant greater effect on controlling the occurrence of the rice blast disease than the pure planting of these varieties, particularly for the highly susceptible traditional varieties, with significant decrease in incidence and disease index and 83%-98% of control efficiency. This suggests that appropriate mixed planting of rice varieties with different genetic backgrounds and agronomical features is an effective approach for rice blast control. In addition, the resistance to lodging were obviously increased in mixed planting compared with pure planting plots. The yield increased of grain averaged by 6.5%-9.7% in the mixed planting plots.
Keywords:Rice  Cultivation measure  Variety diversity  Rice blast
本文献已被 CNKI 维普 万方数据 等数据库收录!
点击此处可从《中国农业科学》浏览原始摘要信息
点击此处可从《中国农业科学》下载免费的PDF全文
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号