Claims
- 1. A method of controlling undesirable vegetation and protecting soybeans from injury due to a urea herbicide which comprises applying to a locus where control is desired
- (a) an herbicidally effective amount of a urea herbicide of the formula ##STR14## in which R is chloro-substituted phenyl:
- R.sub.1 is selected from the group consisting of hydrogen and 1-4 carbon alkyl; and
- R.sub.2 is selected from the group consisting of 1-4 carbon alkyl and 1-4 carbon alkoxy; and
- (b) a non-phytotoxic but antidotally effective amont of a N-(benzenesulfonyl) carbamate of the formula ##STR15## in which X and Y are independently selected from the group consisting of hydrogen and methyl;
- Z is selected from the group consisting of hydrogen, methyl, chloro and trifluoromethyl; and
- R' is selected from the group consisting of 1-4 carbon alkyl, 1-4 carbon haloalkyl, 3-6 carbon alkenyl, 3-6 carbon haloalkenyl, 3-6 carbon alkynyl, cyanoethylthioethyl, 2-6 carbon alkoxyalkyl, diethylhydroxylamine, acetoxime, methylthioacetimidate, chloro-substituted phenyl, chloro-substituted benzyl, and sulfolane.
- 2. A method according to claim 1 in which R is 3',4'-dichlorophenyl, and R.sub.1 and R.sub.2 are each methyl.
- 3. A method according to claim 2 in which X and Y are each hydrogen, Z is p-chloro, and R' is alkyl.
- 4. A method according to claim 3 in which R' is methyl.
- 5. A method according to claim 3 in which R' is ethyl.
- 6. A method according to claim 2 in which X, Y and Z are each hydrogen, and R' is 2,2,2-trifluoroethyl.
- 7. A method according to claim 2 in which X and Y are each hydrogen, Z is m-chloro, and R' is 2,2,2-trifluoroethyl.
- 8. A method according to claim 2 in which X and Y are each hydrogen, Z is m-chloro, and R' is allyl.
- 9. A method according to claim 2 in which X and Y are each hydrogen, Z is m-trifluoromethyl, and R' is allyl.
- 10. A method according to claim 2 in which X and Y are each hydrogen, Z is p-chloro, and R' is propargyl.
- 11. A method according to claim 2 in which X and Y are each hydrogen, Z is m-trifluoromethyl, and R' is propargyl.
- 12. A method according to claim 2 in which X and Y are each hydrogen, Z is p-methyl and R' is 2-butyn-1-yl.
- 13. A method according to claim 2 in which X and Y are each hydrogen, Z is p-methyl, and R' is 2-(2'-cyanoethyl)thioethyl.
- 14. A method according to claim 2 in which X and Y are each hydrogen, Z is chloro, and R' is p-chlorobenzyl.
- 15. A composition comprising
- (a) an herbicidally effective amount of a urea herbicide of the formula ##STR16## in which R is chloro-substituted phenyl;
- R.sub.1 is selected from the group consisting of hydrogen and 1-4 carbon alkyl; and
- R.sub.2 is selected from the group consisting of 1-4 carbon alkyl and 1-4 carbon alkoxy; and
- (b) a non-phytotoxic but antidotally effective amount of a N-(benzenesulfonyl) carbamate of the formula ##STR17## in which X and Y are independently selected from the group consisting of hydrogen and methyl;
- Z is selected from the group consisting of hydrogen, methyl, chloro and trifluoromethyl; and
- R' is selected from the group consisting of 1-4 carbon alkyl, 1-4 carbon haloalkyl, 3-6 carbon alkenyl, 3-6 carbon haloalkenyl, 3-6 carbon alkynyl, cyanoethylthioethyl, 2-6 carbon alkoxyalkyl, diethylhydroxylamine, acetoxime, methylthioacetimidate, chloro-substituted phenyl, chloro-substituted benzyl, and sulfolane.
- 16. A composition according to claim 15 in which R is 3',4'-dichlorophenyl and R.sub.1 and R.sub.2 are each methyl.
- 17. A composition according to claim 16 in which X and Y are each hydrogen, Z is p-chloro, and R' is alkyl.
- 18. A composition according to claim 17 in which R' is methyl.
- 19. A composition according to claim 17 in which R' is ethyl.
- 20. A composition according to claim 16 in which X, Y and Z are each hydrogen and R' is 2,2,2-trifluoroethyl.
- 21. A composition according to claim 16 in which X and Y are each hydrogen, Z is m-chloro and R' is 2,2,2-trifluoroethyl.
- 22. A composition according to claim 16 in which X and Y are each hydrogen, Z is m-chloro, and R' is allyl.
- 23. A composition according to claim 16 in which X and Y are each hydrogen, Z is m-trifluoromethyl and R' is allyl.
- 24. A composition according to claim 16 in which X and Y are each hydrogen, Z is p-chloro and R' is propargyl.
- 25. A composition according to claim 16 in which X and Y are each hydrogen, Z is m-trifluoromethyl and R' is propargyl.
- 26. A composition according to claim 16 in which X and Y are each hydrogen, Z is p-methyl and R' is 2-butyn-1-yl.
- 27. A composition according to claim 16 in which X and Y are each hydrogen, Z is p-methyl and R' is 2-(2'-cyanoethyl)thioethyl.
- 28. A composition according to claim 16 in which X and Y are each hydrogen, Z is chloro and R' is p-chlorobenzyl.
- 29. A composition according to claim 15 in which R.sub.1 is methyl, R.sub.2 is methoxy, X and Y are each hydrogen, Z is chloro and R' is methyl.
- 30. A composition according to claim 15 in which R.sub.1 is methyl, R.sub.2 is methoxy, X and Y are each hydrogen, Z is chloro and R' is 2,2,2-trifluoroethyl.
Parent Case Info
This is a divisional of application Ser. No. 69,486, filed Aug. 24, 1979, now U.S. Pat. No. 4,434,000.
US Referenced Citations (4)
Divisions (1)
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Number |
Date |
Country |
Parent |
69486 |
Aug 1979 |
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