Claims
- 1. A composition for selectively controlling weeds in maize or sorghum which contains a herbicidally effective amount of metolachlor and, for protecting the maize or sorghum from the phytotoxic action of the metolachlor an antagonistically effective amount of an acylamide derivative of at least 15 carbon atoms of the formula ##STR36## wherein X is oxygen;
- Q is C.sub.1 -C.sub.6 -alkyl, C.sub.2 -C.sub.6 -alkoxyalkyl or C.sub.3 -C.sub.6 -dialkoxyalkyl;
- n is 1, 2 or 3;
- Z is hydrogen;
- A is C.sub.1 -C.sub.6 -alkylene which may be straight-chained or branched;
- R.sub.1 is C.sub.1 -C.sub.5 alkyl or C.sub.2 -C.sub.5 alkenyl which is unsubstituted or substituted by C.sub.1 -C.sub.4 -alkoxy; and
- R is dichloromethyl,
- together with an inert agriculturally acceptable carrier and a surfactant.
- 2. A composition according to claim 1, wherein Q is C.sub.1 -C.sub.6 -alkyl.
- 3. A composition according to claim 1, wherein n is 1 or 2.
- 4. A composition according to claim 1, wherein the group QX is methoxy.
- 5. A composition according to claim 1 wherein X is oxygen, Q is methyl, n is 1 or 2, A is C.sub.1 -C.sub.2 -alkylene, R.sub.1 is C.sub.1 -C.sub.4 -alkyl.
- 6. A composition according to claim 1 wherein R.sub.1 is C.sub.1 -C.sub.5 -alkyl or C.sub.2 -C.sub.5 -alkenyl.
- 7. A composition according to claim 1, wherein the acylamine derivative of formula I is a compound selected from the group consisting of
- N-[2-(4-methoxyphenyl)-1-methyl]ethyl-N-isopropyl-dichloroacetamide,
- N-(3,4-dimethoxyphenylethyl)-N-sec.butyl-dichloroacetamide,
- N-(3,4,5-trimethoxyphenylethyl)-N-isopentyl-dichloroacetamide,
- N-(3,4,5-trimethoxybenzyl)-N-isopropyl-dichloroacetamide,
- N-(3,4,5-trimethoxybenzyl)-N-sec.butyl-dichloroacetamide,
- N-(4-ethoxy-3-methoxybenzyl)-N-isopropyl-dichloroacetamide,
- N-(3,4-dimethoxybenzyl)-N-(1,2-dimethylpropyl)-dichloroacetamide,
- N-(3,4-dimethoxybenzyl)-N-sec.butyl-dichloroacetamide,
- N-(4-ethoxy-3-methoxybenzyl)-N-sec.butyl-dichloroacetamide,
- N-(3,4-dimethoxybenzyl)-N-(1-ethyl-n-propyl)-dichloroacetamide,
- N-(3,4-dimethoxybenzyl-N-(2-methoxy-1-methylethyl)-dichloroacetamide,
- N-(3,4-diethoxybenzyl)-N-isopropyl-dichloroacetamide,
- N-(3-ethoxy-4-methoxybenzyl)-N-sec.butyl-dichloroacetamide.
- 8. As a wettable powder a composition according to claim 1 comprising from 0.5 to 90% by weight acylamide derivative, 5 to 95% by weight inert solid carrier, and 0.5 to 20% by weight surfactant.
- 9. A composition according to claim 1 comprising 1 to 80% by weight acylamide derivative, 15 to 90% carrier and 1 to 15% by weight surfactant.
- 10. As an emulsifiable concentrate a composition according to claim 1 comprising 1 to 20% by weight acylamide derivatives, 5 to 30% by weight surfactant and 50 to 94% by weight inert liquid carrier.
- 11. A composition according to claim 1 comprising 5 to 10% by weight acylamide derivative, 10 to 20% by weight surfactant and 70 to 85% by weight carrier.
- 12. The seed of sorghum which has been treated with a composition according to claim 1.
- 13. A composition for selectively controlling weeds in cultures of maize and sorghum, which contains a herbicidally active amount of N-chloroacetyl-N-(2-methoxy-1-methylethyl)-2-ethyl-6-methylaniline and an antagonistically effective amount of an acylamide derivative of at least 15 carbon atoms of the formula ##STR37## wherein X is oxygen, Q is C.sub.1 -C.sub.4 -alkyl or C.sub.2 -C.sub.4 -alkoxyalkyl, n is 1 or 2, A is a C.sub.1 -C.sub.4 -alkylene or C.sub.2 -C.sub.4 -alkenylene bridge, Z is hydrogen, R.sub.1 is hydrogen, C.sub.1 -C.sub.5 -alkyl or C.sub.2 -C.sub.5 -alkyl and R is dichloromethyl, together with an inert agriculturally acceptable carrier and a surfactant.
Priority Claims (1)
Number |
Date |
Country |
Kind |
2612/84 |
May 1984 |
CHX |
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CROSS-REFERENCE TO RELATED APPLICATIONS
This application is a continuation-in-part of my application Ser. No. 106,985, filed Oct. 5, 1987, now U.S. Pat. No. 4,897,109 issued Jan. 30, 1990, which is a continuation of my application Ser. No. 668,607, filed Nov. 6, 1984, now abandoned.
US Referenced Citations (2)
Number |
Name |
Date |
Kind |
4708735 |
Pallos et al. |
Nov 1987 |
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4897109 |
Martin |
Jan 1990 |
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Non-Patent Literature Citations (1)
Entry |
Farm Chemical Handbook (88 Ed., p. C 148). |
Continuations (1)
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Number |
Date |
Country |
Parent |
668607 |
Nov 1984 |
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Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
106985 |
Oct 1987 |
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