发明名称 |
Method of controlling weeds in conifers |
摘要 |
The application of certain sulfonylurea compounds to stands of conifer plants such as loblolly pine controls undesired vegetation without adverse effects on the conifers. These compounds have the formula: <IMAGE> wherein R is Cl or CO2R2 where R2 is C1-C4 alkyl, C3-C4 alkenyl, CH2CH2OCH3 or CH2CH2Cl; R1 is H or CH3; X is CH3, OCH3, OC2H5 or CH2OCH3; Y is CH3 or OCH3; and Z is CH or N; or an agriculturally acceptable salt thereof.
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申请公布号 |
US4379717(A) |
申请公布日期 |
1983.04.12 |
申请号 |
US19810234236 |
申请日期 |
1981.02.13 |
申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
LEVITT, GEORGE;WEIGEL, JR., RUSSELL C. |
分类号 |
A01N47/36;(IPC1-7):A01N43/54 |
主分类号 |
A01N47/36 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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