Combinations of herbicides and protectors, method of weed control

 

Describes the herbicide agent containing a mixture of A. herbicide-effective amount of compounds of formula (I)V means the rest of the groupwhere R is hydrogen, R1- (C3-C7-cycloalkyl, R2is hydrogen or (C1-C4)-alkyl, R3is hydrogen, R4- (C1-C4)-alkyl, R6is hydroxyl; Z means the rest of the group
where R9means halogen, (C1-C4)-alkyl or (C1-C4)-alkylsulfonyl, R10- unsubstituted isoxazolyl, R11is hydrogen or (C1-C4)-alkyl, R12- (C1-C4)-alkyl, q and r mean 2, t is 1 or 2, X1mean CR14R15X2means SO2and
B. protectora-effective amount of one compound from the group of compounds of General formulas

where n' is a natural number from 1 to 5, T means (C1or2)-landiolol chain, W is unsubstituted or substituted pyrazolin or isoxazolin, R17, R19, R24means hydrogen or (C1-C12)-alkyl residue, or protectora-effective amount of compounds from the group of N-arylsulfonamides and amides by arylsulfonate acid. There is also described a method of weed control. The technical result consists in obtaining combination with the above herbicides suitable for improving the selectivity of these herbicides in relation to important cultural plants. 2 C. and 10 C.p. f-crystals, 21 PL.

Description text in facsimile form (see graphic material)


Claims

1. Herbicide agent, containing a mixture of

A. herbicide-effective amount of one compound of formula (1)

V means the rest of the group (VI)-(V3)

where the symbols and indices have the following meanings:

R means hydrogen;

R1means (C3-C7-cycloalkyl;

R2means hydrogen or (C1-C4)-alkyl;

R3means hydrogen;

R4means (C1-C4)-alkyl;

R6means hydroxyl;

Z snavely and indices have the following meanings:

R9means halogen, (C1-C4)-alkyl or (C1-C4)-alkylsulfonyl;

R10means unsubstituted isoxazolyl;

R11means hydrogen or (C1-C4)-alkyl;

R12means (C1-C4)-alkyl;

q means 2;

r means 2;

t is 1 or 2;

X1mean CR14R15;

X2means SO2;

R14, R15different or the same mean hydrogen, (C1-C4)-alkoxy, or R14and R15together form a group-O-(CH2)2,

B. protectora-effective amount of one compound from group a), C) and d):

a) the compounds of formula (II) or (III)

where the symbols and indices have the following meanings:

n' represents an integer from 1 to 5;

T means (C1or2)-landiolol chain;

W means unsubstituted or substituted pyrazolin or isoxazolin;

R17, R19identical or different, denote hydrogen, halogen;

R18, R20identical or different, mean OR24;

R24means hydrogen or (C1-C12)-alkyl residue;

in) N-arylsulfonamides formula (V) group or a (C1-C4)-alkoxy-(C1-C4)-alkyl;

R31means hydrogen;

R33means hydrogen;

R34means (C1-C4)-alkoxy;

m means 1;

d) amides of arylsulfonate acid of General formula (VI), if necessary, also in salt form

where X is CH;

R35means (C3-C7-cycloalkyl;

R36means hydrogen;

R38means hydrogen;

R39means (C1-C4)-alkoxy or (C1-C4)-alkyl;

m means 1;

including stereoisomers and suitable for agriculture of salt.

2. Herbicide remedy under item 1, characterized in that the compound of formula (I) characterized by the following symbols and indices: R2means hydrogen, R11means (C1-C4)-alkyl, R12means (C1-C4)-alkyl.

3. Herbicide remedy under item 1 or 2, wherein W in the formula (II) means the remainder of the group (W1) and (W4)

where the symbols and indices have the following meanings:

m' represents 0 or 1;

R26means (C1-C8)-alkyl;

R27, R29the same illiciales fact, what is the protector of the formula (II) and (III) in which the symbols and indices have the following meanings: R24means hydrogen, (C1-C12)-alkyl.

5. Herbicide tool according to any one of paragraphs.1-4, characterized in that it contains the protector of the formula (II) and (III) in which the symbols and indices have the following meanings: R24means hydrogen or (C1-C8)-alkyl.

6. Herbicide tool according to any one of paragraphs.1-5, characterized in that it contains the protector of the formula (II), in which the symbols and indices have the following meanings: R24means hydrogen or (C1-C8)-alkyl.

7. Herbicide tool according to any one of paragraphs.1-6, characterized in that the mass ratio of herbicide : the protector is 1:100 to 100:1.

8. Herbicide tool according to any one of paragraphs.1-7, characterized in that it contains a different herbicide.

9. Herbicide remedy under item 8, characterized in that another herbicide is a sulfonylurea.

10. Method of weed control in crops, characterized in that herbicide-effective amount of a combination of herbicide with a protector according to any one of paragraphs.1-9 put on plants, plants, plant seeds or the area on which plants.

11. The method according to p. 10, characterized t the RHS, cotton and soybeans.

The method according to p. 10 or 11, characterized in that the plants modified through genetic engineering.

 

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< / BR>
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< / BR>
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< / BR>
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< / BR>
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< / BR>
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