发明授权
- 专利标题： Triketone derivatives
- 专利标题（中）： 三酮衍生物
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申请号： US09581231申请日： 2000-06-23
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公开(公告)号： US06316390B1公开(公告)日： 2001-11-13
- 发明人: Kazufumi Nakamura , Mitsuru Shibata , Kazuyoshi Koike
- 申请人： Kazufumi Nakamura , Mitsuru Shibata , Kazuyoshi Koike
- 主分类号： A01N4318
- IPC分类号： A01N4318
摘要：
A triketone derivative represented by the following formula or a salt thereof: wherein, Y1, Y2, Y3, n, p, R1, R2, R3, R4 and X are as defined in claims, prevents growth of a wide variety of cropland weeds in small application rates without causing injury to crops.
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