CN105794796B - A kind of herbicidal composition and application - Google Patents
A kind of herbicidal composition and application Download PDFInfo
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- CN105794796B CN105794796B CN201410842424.2A CN201410842424A CN105794796B CN 105794796 B CN105794796 B CN 105794796B CN 201410842424 A CN201410842424 A CN 201410842424A CN 105794796 B CN105794796 B CN 105794796B
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- 239000000203 mixture Substances 0.000 title claims abstract description 63
- 230000002363 herbicidal effect Effects 0.000 title claims abstract description 44
- 150000001875 compounds Chemical class 0.000 claims abstract description 64
- 241000196324 Embryophyta Species 0.000 claims abstract description 34
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims abstract description 24
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims abstract description 24
- 235000005822 corn Nutrition 0.000 claims abstract description 24
- 239000004009 herbicide Substances 0.000 claims abstract description 18
- 241000209504 Poaceae Species 0.000 claims abstract description 15
- 239000005578 Mesotrione Substances 0.000 claims abstract description 14
- KPUREKXXPHOJQT-UHFFFAOYSA-N mesotrione Chemical compound [O-][N+](=O)C1=CC(S(=O)(=O)C)=CC=C1C(=O)C1C(=O)CCCC1=O KPUREKXXPHOJQT-UHFFFAOYSA-N 0.000 claims abstract description 14
- 240000008042 Zea mays Species 0.000 claims description 22
- 159000000000 sodium salts Chemical class 0.000 claims description 11
- 229910019142 PO4 Inorganic materials 0.000 claims description 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 5
- 239000010452 phosphate Substances 0.000 claims description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 5
- 150000003839 salts Chemical class 0.000 claims description 5
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 4
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims description 4
- SRSXLGNVWSONIS-UHFFFAOYSA-M benzenesulfonate Chemical compound [O-]S(=O)(=O)C1=CC=CC=C1 SRSXLGNVWSONIS-UHFFFAOYSA-M 0.000 claims description 4
- 229940077388 benzenesulfonate Drugs 0.000 claims description 4
- 150000004675 formic acid derivatives Chemical class 0.000 claims description 4
- 229940049920 malate Drugs 0.000 claims description 4
- 150000003891 oxalate salts Chemical class 0.000 claims description 4
- 239000001103 potassium chloride Substances 0.000 claims description 4
- 235000011164 potassium chloride Nutrition 0.000 claims description 4
- 235000005979 Citrus limon Nutrition 0.000 claims 1
- 244000131522 Citrus pyriformis Species 0.000 claims 1
- DTQVDTLACAAQTR-UHFFFAOYSA-M Trifluoroacetate Chemical compound [O-]C(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-M 0.000 claims 1
- 239000010977 jade Substances 0.000 claims 1
- BJEPYKJPYRNKOW-UHFFFAOYSA-N malic acid Chemical compound OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 claims 1
- -1 B1)) Chemical compound 0.000 abstract description 80
- 238000002360 preparation method Methods 0.000 abstract description 18
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- OYIKARCXOQLFHF-UHFFFAOYSA-N isoxaflutole Chemical compound CS(=O)(=O)C1=CC(C(F)(F)F)=CC=C1C(=O)C1=C(C2CC2)ON=C1 OYIKARCXOQLFHF-UHFFFAOYSA-N 0.000 abstract description 12
- 229940088649 isoxaflutole Drugs 0.000 abstract description 12
- ASRAWSBMDXVNLX-UHFFFAOYSA-N pyrazolynate Chemical compound C=1C=C(Cl)C=C(Cl)C=1C(=O)C=1C(C)=NN(C)C=1OS(=O)(=O)C1=CC=C(C)C=C1 ASRAWSBMDXVNLX-UHFFFAOYSA-N 0.000 abstract description 12
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- IYMLUHWAJFXAQP-UHFFFAOYSA-N topramezone Chemical compound CC1=C(C(=O)C2=C(N(C)N=C2)O)C=CC(S(C)(=O)=O)=C1C1=NOCC1 IYMLUHWAJFXAQP-UHFFFAOYSA-N 0.000 abstract description 11
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- LNGRZPZKVUBWQV-UHFFFAOYSA-N (4-chloro-2-methylsulfonylphenyl)-(5-cyclopropyl-1,2-oxazol-4-yl)methanone Chemical compound CS(=O)(=O)C1=CC(Cl)=CC=C1C(=O)C1=C(C2CC2)ON=C1 LNGRZPZKVUBWQV-UHFFFAOYSA-N 0.000 abstract description 6
- GHLCSCRDVVEUQD-UHFFFAOYSA-N 1-({1-ethyl-4-[3-(2-methoxyethoxy)-2-methyl-4-(methylsulfonyl)benzoyl]-1H-pyrazol-5-yl}oxy)ethyl methyl carbonate Chemical compound CCN1N=CC(C(=O)C=2C(=C(OCCOC)C(=CC=2)S(C)(=O)=O)C)=C1OC(C)OC(=O)OC GHLCSCRDVVEUQD-UHFFFAOYSA-N 0.000 abstract description 6
- KPSTXQYTZBZXMM-UHFFFAOYSA-N 2-[8-chloro-4-(4-methoxyphenyl)-3-oxoquinoxaline-2-carbonyl]cyclohexane-1,3-dione Chemical compound C1=CC(OC)=CC=C1N1C(=O)C(C(=O)C2C(CCCC2=O)=O)=NC2=C(Cl)C=CC=C21 KPSTXQYTZBZXMM-UHFFFAOYSA-N 0.000 abstract description 6
- UFAPVJDEYHLLBG-UHFFFAOYSA-N 2-{2-chloro-4-(methylsulfonyl)-3-[(tetrahydrofuran-2-ylmethoxy)methyl]benzoyl}cyclohexane-1,3-dione Chemical compound ClC1=C(COCC2OCCC2)C(S(=O)(=O)C)=CC=C1C(=O)C1C(=O)CCCC1=O UFAPVJDEYHLLBG-UHFFFAOYSA-N 0.000 abstract description 6
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- DWSPRBSLSXQIEJ-UHFFFAOYSA-N pyrasulfotole Chemical compound CC1=NN(C)C(O)=C1C(=O)C1=CC=C(C(F)(F)F)C=C1S(C)(=O)=O DWSPRBSLSXQIEJ-UHFFFAOYSA-N 0.000 abstract description 6
- IUQAXCIUEPFPSF-UHFFFAOYSA-N tembotrione Chemical compound ClC1=C(COCC(F)(F)F)C(S(=O)(=O)C)=CC=C1C(=O)C1C(=O)CCCC1=O IUQAXCIUEPFPSF-UHFFFAOYSA-N 0.000 abstract description 6
- 238000013329 compounding Methods 0.000 abstract description 4
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- 210000000481 breast Anatomy 0.000 description 56
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- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 17
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 16
- 125000001820 oxy group Chemical group [*:1]O[*:2] 0.000 description 15
- KKADPXVIOXHVKN-UHFFFAOYSA-N 4-hydroxyphenylpyruvic acid Chemical compound OC(=O)C(=O)CC1=CC=C(O)C=C1 KKADPXVIOXHVKN-UHFFFAOYSA-N 0.000 description 13
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- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 12
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- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Chemical group BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 12
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Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention belongs to agricultural herbicide technical field, it is related to a kind of binary or ternary compounding corn field herbicidal composition and its application.Composition is made of component A and component B, wherein component A compound as shown in general formula I-1, component B is benzobicylon (benzobicyclon, B1)), benzofenap (benzofenap, B2), fenquinotrione (B3), isoxachlorotole (isoxachlortole, B4), isoxaflutole (Isoxaflutole, B5), ketospiradox (B6), mesotrione (mesotrione, B7), pyrasulfotole (B8), pyrazolate (pyrazolynate, B9), pyrazoxyfen (pyrazoxyfen, B10), sulphur humulone (sulcotrio Ne, B11), tefuryltrione (B12), tembotrions (tembotrione, B13), tolpyralate (B14), topramezone (B15) or compound 2- (3, one or both of 7- dichloroquinoline -8- carbonyl)-hydroresorcinol (B16)；Weight ratio between component A and component B is 1:50 to 50:1.Herbicidal composition preparation method of the present invention is simple, and application is convenient, is the ideal herbicide kind that domestic and international corn field disposably prevents and kill off grass family and broadleaf weeds at present.
Description
Technical field
The invention belongs to agricultural herbicide technical fields, are related to a kind of binary or ternary compounding corn field combinations of herbicides
Object and its application.
Background technique
Corn is one of staple food crop of northern China, is also important forage crop, and long-term cultivated area reaches
3.2 hundred million mu, cultivated area is extensive, growing environment is various, the frequent mixed growth of weeds in field, including a variety of annual or perennial
Gramineae weed and broadleaf weeds.Since it is extremely serious by the harm of weeds, injured area is up to 90% or more, the universal underproduction
20% or more, it has no harvest when serious.The medicament of country's corn field stem and leaf treatment after seedling mainly has at present: Atrazine, diformazan penta
Happy spirit, Yu Nongle, make its grand, thiameturonmethyl, mix ground agriculture etc., because making weeds develop drug resistance using for many years, dosage being caused to increase
Greatly, corn field is made to generate recessive phytotoxicity and the underproduction, and dangerous to succession crop.And then urgent need releases the weeding of stubble after not influencing
The new varieties of agent.
WO2012065573 discloses the herbicides compounds of a kind of structure novel, only generally mentions such in the description
Compound can be processed into preparation missible oil, wettable powder, water-dispersible grain, suspending agent, but without specific biological activity determination as a result,
And raw medicine is then to be diluted to required concentration by first using acetone solution with the water containing 0.1% Tween 80 and use by spraying.
Summary of the invention
The purpose of the present invention is to provide a kind of binary or ternary compounding corn field herbicidal composition and its applications.
A kind of herbicidal composition, composition are made of component A and component B, wherein component A chemical combination as shown in general formula I-1
Object, component B are benzobicylon (benzobicyclon, B1)), benzofenap (benzofenap, B2), fenquinotrione
(B3), isoxachlorotole (isoxachlortole, B4), isoxaflutole (Isoxaflutole, B5), ketospiradox
(B6), mesotrione (mesotrione, B7), pyrasulfotole (B8), pyrazolate (pyrazolynate, B9), pyrazoxyfen
(pyrazoxyfen, B10), sulphur humulone (sulcotrione, B11), tefuryltrione (B12), tembotrions
(tembotrione, B13), tolpyralate (B14), topramezone (B15) or compound 2- (3,7- dichloroquinoline -8-
One or both of carbonyl)-hydroresorcinol (B16)；Weight ratio between component A and component B is 1:50 to 50:1；
In formula:
Het is selected from one of group shown in Het-1 to Het-14:
R is selected from fluorine, chlorine, bromine, cyano, hydroxyl, carboxyl, amino, C1-C3Alkyl, halogenated C1-C3Alkyl, C1-C3Alkoxy,
Halogenated C1-C3Alkoxy, C1-C3Alkylamino, C2-C4Alkenyloxy group, halogenated C2-C4Alkenyloxy group, C2-C4Enamino, halogenated C2-C4Alkene ammonia
Base, C1-C3Alkyl-carbonyl, halogenated C1-C3Alkyl-carbonyl, C1-C3Alkoxy carbonyl, C1-C3Alkyl amino-carbonyl, C1-C3Alkoxy C1-
C3Alkyl, halogenated C1-C3Alkoxy C1-C3Alkyl, C1-C3Alkyl carbonyl epoxide C1-C3Alkyl, C1-C3Alkoxy C1-C3Alcoxyl
Base, halogenated C1-C3Alkoxy C1-C3Alkoxy, C1-C3Alkoxy carbonyl C1-C3Alkoxy, C1-C3It is alkyl carbonyl epoxide, halogenated
C1-C3Alkyl carbonyl epoxide, C1-C3Alkyl-carbonyl-amino, C1-C3Alkyl sulphonyl oxygroup, C1-C3Alkyl sulfonyl-amino, C1-
C3Alkyl-carbonyl C1-C3It is alkoxy, unsubstituted or phenyl, pyridyl group, the benzene oxygen that following group replaces are independently selected from by 1-3
Base, pyridyl group oxygroup, benzoyl oxygroup, benzenesulfonyl oxygroup, benzyloxy, pyridylmethyl oxygroup, benzoyl-amido, benzene
Sulfuryl amino, benzylamino or pyridylmethylaminojphenyl: fluorine, chlorine, bromine, nitro, cyano, C1-C3Alkyl, halogenated C1-C3Alkane
Base, C1-C3Alkoxy, halogenated C1-C3Alkoxy or C1-C3Alkyl-carbonyl；N=0-4；
R1Selected from hydrogen, C1-C3Alkyl, halogenated C1-C3Alkyl, C2-C4Alkenyl, halogenated C2-C4Alkenyl, C1-C3Alkoxy C1-C3
Alkyl, halogenated C1-C3Alkoxy C1-C3Alkyl, C1-C3Alkyl-carbonyl, halogenated C1-C3Alkyl-carbonyl, C1-C3Alkyl sulphonyl, C1-
C3Alkoxy carbonyl, C1-C3Alkyl amino-carbonyl, C1-C3Alkyl-carbonyl C1-C3Alkyl, C1-C3Alkoxy carbonyl C1-C3Alkyl, C1-
C3Alkyl amino-carbonyl C1-C3It is alkyl, unsubstituted or phenyl, the pyridyl group, benzene first that following group replaces are independently selected from by 1-3
Acyl group, picolinoyl, benzenesulfonyl, benzyl or picolyl: fluorine, chlorine, bromine, nitro, cyano, C1-C3Alkyl, halogenated C1-C3
Alkyl, C1-C3Alkoxy, halogenated C1-C3Alkoxy or C1-C3Alkyl-carbonyl；
R3Selected from hydroxyl, chlorine, bromine, C1-C3Alkoxy, C1-C3Alkyl carbonyl epoxide, C1-C3Alkylthio group, C1-C3Alkyl sulfonyl
Base oxygroup, C1-C3Alkoxy carbonyl C1-C3Alkoxy, C1-C3Alkyl amino-carbonyl C1-C3Alkoxy, it is unsubstituted or by 1-3 solely
The vertical phenoxy group replaced selected from following group, thiophenyl, benzyl oxygroup, benzoyl oxygroup, benzenesulfonyl oxygroup, pyridine oxygroup
Or benzoylmethyl oxygroup: fluorine, chlorine, bromine, nitro, cyano, C1-C3Alkyl, halogenated C1-C3Alkyl, C1-C3Alkoxy is halogenated
C1-C3Alkoxy；
Or, the salt of compound shown in general formula I-1.
Preferably, in the composition, compound shown in component A general formula I-1 are as follows:
Het is selected from Het-5；
R is selected from fluorine, chlorine, bromine, cyano, hydroxyl, carboxyl, amino, C1-C3Alkyl, halogenated C1-C3Alkyl, C1-C3Alkoxy,
Halogenated C1-C3Alkoxy, C1-C3Alkylamino, C1-C3Alkoxy carbonyl, C1-C3Alkyl amino-carbonyl, C1-C3Alkoxy C1-C3Alkyl,
Halogenated C1-C3Alkoxy C1-C3Alkyl, C1-C3Alkyl carbonyl epoxide, halogenated C1-C3Alkyl carbonyl epoxide, C1-C3Alkyl-carbonyl ammonia
Base, C1-C3Alkyl sulphonyl oxygroup, C1-C3It is alkyl sulfonyl-amino, unsubstituted or following group is independently selected from by 1-3 takes
The phenoxy group or pyridyl group oxygroup in generation: fluorine, chlorine, bromine, nitro, cyano, methyl, trifluoromethyl, methoxyl group, trifluoromethoxy or first
Acyl group；N=0-4；
R3Selected from hydroxyl, chlorine, bromine, C1-C3Alkoxy, C1-C3Alkyl carbonyl epoxide, C1-C3Alkylthio group, C1-C3Alkyl sulfonyl
It is base oxygroup, unsubstituted or the phenoxy group or thiophenyl that following group replaces: fluorine, chlorine, bromine, nitro, cyanogen are independently selected from by 1-3
Base, methyl, trifluoromethyl, methoxyl group or trifluoromethoxy；
Or, the sodium salt of compound shown in general formula I-1, sylvite, hydrochloride, phosphate, formates, acetate, trifluoroacetic acid
Salt, oxalates, benzene sulfonate, citrate or malate；
Component B be benzobicylon (benzobicyclon, B1)), benzofenap (benzofenap, B2),
Fenquinotrione (B3), isoxachlorotole (isoxachlortole, B4), isoxaflutole (Isoxaflutole, B5),
Ketospiradox (B6), mesotrione (mesotrione, B7), pyrasulfotole (B8), pyrazolate
(pyrazolynate, B9), pyrazoxyfen (pyrazoxyfen, B10), sulphur humulone (sulcotrione, B11),
Tefuryltrione (B12), tembotrions (tembotrione, B13), tolpyralate (B14), topramezone (B15)
Or compound 2- (3,7- dichloroquinoline -8- carbonyl)-hydroresorcinol (B16)；
Weight ratio between component A and component B is 1:25 to 25:1.
It is further preferred, in the composition, compound shown in component A general formula I-1 are as follows:
Het is selected from Het-5；
R is selected from fluorine, chlorine, bromine, cyano, methyl, methoxyl group, methylamino, methoxycarbonyl, amino-carbonyl, acetyl group oxygen
The chloro- 4- trifluoromethyl oxygroup of base, acetyl-amino, phenoxy group, pyridyl group oxygroup, 2- or the chloro- 5- trifluoromethyl-pyrrole of 3-
Pyridine -2- base oxygroup, n=0-2；
R3Selected from hydroxyl, chlorine, bromine, C1-C3Alkoxy, C1-C3Alkyl carbonyl epoxide, C1-C3Alkylthio group, C1-C3Alkyl sulfonyl
It is base oxygroup, unsubstituted or the phenoxy group or thiophenyl that following group replaces: fluorine, chlorine, bromine, nitro, cyanogen are independently selected from by 1-3
Base, methyl, trifluoromethyl, methoxyl group or trifluoromethoxy；
Or, the sodium salt of compound shown in general formula I-1, sylvite, hydrochloride, phosphate, formates, acetate, trifluoroacetic acid
Salt, oxalates, benzene sulfonate, citrate or malate；
Component B be selected from benzobicylon (benzobicyclon, B1)), benzofenap (benzofenap, B2),
Fenquinotrione (B3), isoxachlorotole (isoxachlortole, B4), isoxaflutole (Isoxaflutole, B5),
Ketospiradox (B6), mesotrione (mesotrione, B7), pyrasulfotole (B8), pyrazolate
(pyrazolynate, B9), pyrazoxyfen (pyrazoxyfen, B10), sulphur humulone (sulcotrione, B11),
Tefuryltrione (B12), tembotrions (tembotrione, B13), tolpyralate (B14), topramezone (B15)
Or compound 2- (3,7- dichloroquinoline -8- carbonyl)-hydroresorcinol (B16)；
Weight ratio between component A and component B is 1:10 to 10:1.
It is further preferred, in the composition, compound shown in component A general formula I-1 are as follows:
Het is selected from Het-5；
R is selected from methyl or the chloro- 5- trifluoromethylpyridin -2- base oxygroup of 3-, n=0-2；
R3Selected from hydroxyl；
Or, its sodium salt of compound shown in general formula I-1, sylvite, hydrochloride, phosphate, formates, acetate, trifluoro second
Hydrochlorate, oxalates, benzene sulfonate, citrate or malate；
Component B is selected from benzobicylon (benzobicyclon, B1)), fenquinotrione (B3), isoxachlorotole
(isoxachlortole, B4), isoxaflutole (Isoxaflutole, B5), ketospiradox (B6), mesotrione
(mesotrione, B7), pyrasulfotole (B8), pyrazolate (pyrazolynate, B9), pyrazoxyfen (pyrazoxyfen,
B10), sulphur humulone (sulcotrione, B11), tefuryltrione (B12), tembotrions (tembotrione, B13),
Tolpyralate (B14), topramezone (B15) or compound 2- (3,7- dichloroquinoline -8- carbonyl)-hydroresorcinol
(B16)；
Weight ratio between component A and component B is 1:5 to 5:1.
The purposes of Herbicidal combinations, the Herbicidal combinations are for preventing and kill off the grass family and broadleaf weeds occurred in corn field
Herbicide.
A kind of herbicide, using the Herbicidal combinations as effective component, the weight content of effective component is 1~
99%.
The herbicide can be made of universal method aqua, suspending agent, dispersible oil-suspending agent, wettable powder,
The Multiple Pesticides preparation formulations such as missible oil, water dispersible granules, emulsifiable powder (grain) agent, soluble concentrate, aqueous emulsion.
The herbicide is as the purposes for preventing and kill off the grass family and broadleaf weeds that occur in corn field.
The present invention utilizes the feature of component A and component B respectively, by developing the herbicide mixture of different role mechanism
One kind can prevent and kill off corn field gramineae weed but also prevent and kill off broadleaf weeds, and the compounding of highly-safe use cost economy
Composition is used alone drawback present in above-mentioned herbicide to overcome, provides a kind of ideal corn field for agricultural production
Use herbicidal composition.Therefore, efficient one kind, low-residual, low cost are invented and is had to grass family and broadleaf weeds preferably anti-
Except the disposable herbicide composition of effect.
Composition effect evaluation method is as follows: first find out the ED of each single dose and mixture50Or ED90Value, then with it is therein certain
A single dose is the toxicity index (toxicity index of standard agent is 100) that standard agent calculates each single dose and mixture, is finally calculated
Co-toxicity coefficient.Calculation formula are as follows:
Toxicity index × B of ratio (the %)+B of theoretical toxicity index=A toxicity index × A of mixture in mixture exists
Ratio (%) of the toxicity index × C of ratio (%)+C in mixture in mixture+...
Judgement for the synergy type after using with, China's judgment criteria more general at present connect for co-toxicity coefficient
It is summation action when nearly 100 (between 80~120), hence it is evident that be antagonism when less than 80, hence it is evident that be greater than 100 (120 or more)
When be synergistic effect.
Embodiment the result shows that, herbicidal composition of the invention, to corn field grass family and broadleaf weeds control efficiency
Ideal, using synergy of Sun&Johnson method (Sun Yunpei's Method, that is, co-toxicity coefficient method) evaluation after mixed, the results showed that the two
Use with has synergistic effect or summation action within the scope of certain proportion.It is thus determined that technical scheme is as follows:
The content of active component depends on amount of application when being used alone in the present composition, but also depends on a kind ofization
Close the mixed ratio and synergistic effect degree of object and another compound.The weight percent of active component contains in usual composition
Amount is the 1~99% of total weight, preferably 5% to 85%.The optimum range of active component content according to composition preparation class
Type and it is different.In general, active component content by weight 5~85% in solid pharmaceutical preparation；Active component in liquid preparation
Content by weight 1~70%；Active component content by weight 5~60% in suspension preparation.
Composition of the invention is being diluted or is directly being watered spraying use using preceding by user.Its preparation can be by usual
Processing method preparation, i.e., after active material mix with liquid-carrier or solid carrier, addition one or more surface-actives
Agent such as emulsifier, dispersing agent, stabilizer, wetting agent, adhesive or defoaming agent etc. is processed to be formulated.Therefore group of the invention
It closes in object containing at least one carrier and at least one surfactant.
Surfactant kind involved in herbicidal formulations formula of the invention is in the related surfactant of multi-section and pesticide
It is had been reported that in the monograph of formulation.For example, " surfactant science and application ", the chief editor such as Jiang Qingzhe, Sinopec goes out
Version society, 2009；" special surfactant ", the chief editor such as Wang Peiyi, China Textiles Press；" formulations of pesticide processing technology ", Liu
It walks woods to edit, Chemical Industry Press, 1998；" new surface active agents ", Sun Yan etc. write, Chemical Industry Press, and 2003；
" chemical products handbook ", Huang Hongzhou chief editor, Chemical Industry Press, 2005；" Gemini surface active agent research and application ", Tang is kind
Method, Liu Zhongyun, Hu little Dong write, Chemical Industry Press, and 2011；" functional surfactant preparation and application ", Wang Jun chief editor,
Chemical Industry Press, 2009；Sisely and Wood,Encyclopedia of Surface Active Agents,
Chemical Publ.,Co.,Inc.,New York,1964。
Suitable surfactant in herbicidal formulations composition of the invention, can be emulsifier, dispersing agent or wetting agent；
It can be non-ionic or ionic.Anionic surfactant includes Sulfonates, Sulfates, metal carboxylate, phosphorus
Acid esters salt, succinate salt, lignin sulfonate, acrylamide-acrylic acid copolymer class etc., non-ionic surface active
Agent includes fatty alcohol polyoxyethylene ether, alkyl phenol polyoxyethylene ether, aliphatic amine polyoxyethylene ether, aliphatic acid polyethenoxy ether, acid
Alcohol ester and its polyoxyethylene ether, fatty acid amide and its polyoxyethylene ether, alkanolamide and its polyoxyethylene ether, polyoxyethylene polyoxy
Propylene ether block copolymers, Negel fatty alcohol polyoxyethylene ether, sorbitan fatty acid ester polyoxyethylene groups
Ether etc..Such as: sodium salt or calcium salt, the polyoxyethylene (n of lignin sulfonic acid20) phenethyl phenolic group oleic acid ester, alkylaryl polyoxy
Ethylene polyethenoxy ether, triphenyl vinyl phenol polyoxyethylene (n20) ether phosphoric acid triethanolamine salt, agriculture breast 0201B, agriculture breast
0203B, agriculture breast 100#, agriculture breast 507#, agriculture breast AEO-3, agriculture breast T-20, agriculture breast T-80, agriculture breast T-85, agriculture breast S-80, agriculture breast
500#, agriculture breast 600#, Nongru-700 #, agriculture breast 1601#, agriculture breast NP-7, agriculture breast NP-10, agriculture breast NP-15, agriculture breast OX-2681, agriculture
Newborn OX-8686, agriculture breast OX-690, agriculture breast 2201#, agriculture breast PICO-LOE, agriculture breast PICO-LE1, agriculture breast LME-2, agriculture breast LME-4,
Agriculture breast LME-5, agriculture breast LEW-0, agriculture breast LEW-5, agriculture breast LEW-50, the sodium salt of alkyl naphthalene sulfonic acid condensation polymer, polycarboxylate dispersion
Agent GY-D800, polycarboxylate salt dispersant GY-D04, polycarboxylate salt dispersant GY-D02, naphthalenesulfonic acid-formaldehyde condensate, naphthols sulphur
Sour formaldehyde condensation products sodium salt, alkylphenol-polyethenoxy polyethenoxy ether, maleic anhydride of styrene, methyl naphthalene sulfonic acid and formaldehyde condensation
Object, alkyl-diethylene glycol ether-sodium sulfonate, N- methyl-oleoyl-sodium taurocholate, detergent LS, methanonaphthalene sodium sulfonate, oleic acid
Methylaminoethyl sodium sulfonate, dispersing agent SP-SC3, reaches profit dispersing agent D909S, alkylaryl polyoxy second at dispersing agent SP-28F
Alkene ether, dodecyl polyoxyethylene ether phosphate, alkylnaphthalene sulfonate formaldehyde condensation products (NNO), alkyl phenol polyoxyethylene ether first
Aldehyde condensate, dibutyl naphthalenesulfonic acid formaldehyde condensation produc, dispersing agent PICO-SWP1, dispersing agent PICO-SWP2, dispersing agent PICO-
SWP3, dispersing agent PICO-SF, dispersing agent PICO-SF1, dispersing agent PICO-SF2, dispersing agent PICO-SF3, dispersing agent PICO-
LO1, agriculture breast PICO-LE2, dispersing agent SP-OF3468, dispersing agent SP-OF3472, dispersing agent SP-2728, dispersing agent SP-SC3,
Dispersing agent SP-SC29, dispersing agent Supragil MNS/90, dispersing agent SK-20TX, dispersing agent SK-25CH, dispersing agent
Soprophor FD, dispersing agent PICO-LPQ, Morwet EFW, wetting agent Igepal BC/10, wetting agent GEROPONL-WET/
P, wetting agent Rhodasurf 860/p, wetting agent SP-SC3266, wetting agent PICO-SW2, wetting agent PICO-SW3, alkylol
Polyoxyethylene groups ether sodium sulfate, alkylphenol polyoxyethylene ether formaldehyde condensate sulfate, dialkyl succinylsuccinate sulfonate, dodecane
Base benzene sulfonic acid sodium salt, lauryl sodium sulfate, calcium dodecyl benzene sulfonate etc..
The carrier for including in herbicidal formulations composition of the invention, can be solid or liquid, including be usually gas but
It is the material of liquid after compression, can be used commonly used in preparing any carrier of insecticide composition.
If water is used as solvent or diluent, organic solvent can also serve as attached cosolvent or antifreeze additive, suitably have
Solvent includes aromatic hydrocarbons, chlorinated aromatic hydrocarbons, aliphatic hydrocarbon, chlorinated aliphatic hydrocarbons etc., for example, benzene, dimethylbenzene, toluene, alkylbenzene, alkylnaphthalene,
Chlorobenzene, vinyl chloride, trichloroethanes, methylene chloride, chloroform, carbon tetrachloride, more chloroethanes, petroleum distillate, hexamethylene, lightweight mine
Object oil, paraffin and kerosene etc.；However, particularly suitable is polar solvent, such as alcohols and their ether and ester, ketone, example
As methanol, ethyl alcohol, isopropanol, butanol, ethylene glycol, propylene glycol, glycerine, sorbierite, benzyl alcohol, furfuryl alcohol, cyclohexanol, acetone,
Methyl ethyl ketone, methyl iso-butyl ketone (MIBK), cyclohexanone, N- methyl-pyrrolidon, tributyl phosphate, methyl oleate, dimethylformamide and
Dimethyl sulfoxide etc.；There are also vegetable oil and the molten fiber of methyl.The mixture of different liquids is often applicable.
Suitable solid carrier includes natural or synthesis, such as: clay, rock dust, chalk, quartz, clay, illiteracy
De- soil, sodium sulphate, silica, diatomite, float stone, gypsum, talcum, bentonite, kaolin, attapulgite, precipitated calcium carbonate,
Clay, montmorillonite, aluminum magnesium silicate, atlapulgite, White Carbon black, ammonium sulfate, cumarone resin, perphosphate, aluminium oxide, Fang Xie
Stone, marble, float stone etc., suitable particulate vector include broken and classification natural rock such as sepiolite and dolomite and
The synthesis particle made of organic and inorganic powder.
Suitable adhesive can be (such as carbonyl methylol alcohol, polyvinyl alcohol, the polyvinyl acetate) or natural water of synthesis
Soluble polymer (such as xanthan gum, gelatin, gum arabic, polyvinylpyrrolidone, aluminium-magnesium silicate, polyvinyl alcohol, poly- second two
Alcohol, phenolic resin, shellac, methylcellulose, soluble starch, carboxymethyl cellulose and sodium alginate etc.), with powder, particle
Or latex form is added in preparation.
Suitable defoaming agent is GPE, defoaming agent SAG1522, silicone, C8~10Fatty alcohol, phosphoric acid ester, C10~20Saturation
Fatty acid (such as capric acid) and amide.
Composition of the invention can be applied by common method, can cauline leaf spraying treatment, amount of application with view weeds leaf
Age and change, when weeds are larger apply biggish dosage, when weeds are smaller can apply lower dosage, application optimum period be crop seedling
Cauline leaf spraying treatment is carried out when weeds all sprout substantially afterwards.Its lasting period is usually related with the content of single dose in composition, also and outside
Boundary's factor is related.
The herbicidal composition that the present invention obtains the herbicide mixture of different role mechanism, can be used for preventing and treating in corn field
Grass family and broadleaf weeds, and in certain ratio range have satisfactory synergistic effect.With each one-component
Using comparing, this reduction of agriculture, primary application can control the weeds in crop entire growth period, and not only herbicidal effect is significant, and
And it is environmentally friendly, on second stubble crop without influence, small pollution of the environment is safe to people, animal, birds and beneficial organism, favorably
It is balanced in protecting ecology.
Advantages of the present invention is, by screening and active component A (shown in general formula I-1) and active component B is matched helps
Agent system samples common preparation method, is configured to herbicidal compounds of the invention, and not only its bioactivity is suitable with raw medicine
(raw medicine is usually to pass through first to use acetone solution, then be diluted to required concentration with the water containing 0.1% Tween 80 and use by spraying),
In Field information, the mesh of the wetting improved effective component on target, spread, dispersion, delay and permeance property can achieve
, energy is penetrated to plant epidermis in the hold-up of plant surface, extension residence time and raising to increase pesticide active ingredient
Power, and then the bioactivity of pesticide is improved, dosage is reduced, raw medicine is avoided and is prepared simply by acetone, it is easy to use,
It is environmentally friendly, easy to produce, transport and storage.
Herbicidal composition of the invention is to corn field safety, and with least dosage, minimum drug cost sprays after seedling
Mist processing can effectively prevent corn field gramineae weed and broadleaf weeds.The herbicidal composition preparation method is simple, applies
It is the ideal herbicide kind that domestic and international corn field disposably prevents and kill off grass family and broadleaf weeds at present with convenience.
Specific embodiment
Following specific embodiments are for the present invention will be described in detail, but the present invention is by no means limited to these examples.All formulations
Proportion in percentage be by weight.Wherein in composition effective component: component A be A1 (Het=Het-5 in general formula I-1,
R3=OH, n=0) or its stereoisomer, A2 (Het=Het-5, R in general formula I-13=OH, Rn=3,5-2CH3) or its solid
Isomers, A3 (Het=Het-6, R in general formula I-13=OH, Rn be 3- chloro-5-trifluoromethylpyridine -2- base) or its solid it is different
Structure body or A4 (Het=Het-4, R in general formula I-13=OH, Rn is 4- (3- chloro-5-trifluoromethylpyridine -2- base oxygroup)) or its
Stereoisomer, component B are as follows: benzobicylon (benzobicyclon, B1)), benzofenap (benzofenap, B2),
Fenquinotrione (B3), isoxachlorotole (isoxachlortole, B4), isoxaflutole (Isoxaflutole, B5),
Ketospiradox (B6), mesotrione (mesotrione, B7), pyrasulfotole (B8), pyrazolate
(pyrazolynate, B9), pyrazoxyfen (pyrazoxyfen, B10), sulphur humulone (sulcotrione, B11),
Tefuryltrione (B12), tembotrions (tembotrione, B13), tolpyralate (B14), topramezone, (B15)
Or compound 2- (3,7- dichloroquinoline -8- carbonyl)-hydroresorcinol (B16).
Wherein, the compound that said components A formula of I-1 is referred to can be according to PCT Patent (international application no: PCT/
CN2011/082436 publication number: WO2012065573) a kind of cyclosubstituted benzoyl base class compound of nitrogen-containing hetero or it is three-dimensional
Record in isomers (as shown in general formula I-1) obtains.
1.10% compound A1B15 missible oil of embodiment
By recipe requirements, 7.5 parts of compound A1,2.5 parts of B15,8 parts of agriculture breast 507#, 3 parts of agriculture breast 600# are sequentially added, 2 parts
Agriculture breast 1601#, 5 parts of methanol, dimethylbenzene complement in 100% addition mixing kettle, are uniformly mixed, are added when necessary with hot bath
Heat of solution can be prepared by transparence 10%A2B15 missible oil.
It can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) inhibitor class described in B15 alternative costs specification
Compound B-11~one of B14 or B16 forms new embodiment.
Embodiment 2,20% compound A1B3 aqua
By recipe requirements, 10 parts of compound A1 sodium salts, 10 parts of B3 sodium salts, 8 parts of agriculture breast NP-10,2 parts of agriculture breasts are sequentially added
500#, 5 parts of methanol, water complement in 100% addition mixing kettle, are uniformly mixed, are dissolved by heating when necessary with hot bath, i.e.,
20%A1B3 aqua can be obtained.
It can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) inhibitor class described in B3 alternative costs specification
Compound B-26~B8, B10~one of B13 or B15 forms new embodiment.
Oil-suspending agent can be dispersed in embodiment 3,30% compound A2B15
By recipe requirements, by 5 parts of compound A2,25 parts of B15,10 parts of dispersing agent SP-OF3468,2 parts of dispersing agent SP-
OF3472,4 parts of agriculture breast 0201B, 2 parts of agriculture breast S-80,2 parts of white carbon blacks, methyl oleate complement to 100% and are added sequentially to blending tank
Middle mixing first passes through high shear and carries out coarse crushing, homogenizes, is then pumped into sand mill and carries out fine grinding, examined with particles distribution instrument
The granularity that material is sanded is surveyed, after partial size reaches standard requirements, filtering, 30%A2B15, which can be obtained, can be dispersed oil-suspending agent.
It can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) inhibitor class described in B15 alternative costs specification
Compound B-11~one of B14 or B16 forms new embodiment.
4.40% compound A-13 B1 wettable powder of embodiment
By recipe requirements, by 20 parts of compound A-13s, 20 parts of B1,1.5% lauryl sodium sulfate, 4% methyl naphthalene sulfonic acid sodium
The material that formaldehyde condensation products, 5% sodium lignin sulfonate, 6% White Carbon black, precipitated calcium carbonate complement to 100% is sufficiently mixed, through super
Slimer crush after to get arrive 40%A3B1 wettable powder.
It can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) inhibitor class described in B1 alternative costs specification
One of compound B2~B14 or B16, form new embodiment.
5.30% compound A1B7 suspending agent of embodiment
By recipe requirements, by 25 parts of compound A1,5 parts of B7,5 parts of dispersing agent SP-28F, 2 parts of methyl naphthalene sulfonic acid sodium formaldehyde contractings
It closes object, 3 parts of wetting agent SP-SC3266,2 parts of agriculture breast 1601#, 4% glycerine, water and complements to 100%, sequentially add blending tank
In, it first passes through high shear and carries out coarse crushing, homogenizes, be then pumped into sand mill and carry out fine grinding, particles distribution instrument detection is sanded
The granularity of material, after partial size reaches standard requirements, 30%A1B7 suspending agent is can be obtained in filtering.
It can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) inhibitor class described in B7 alternative costs specification
Compound B-11~B6, B8~one of B15 or B16 forms new embodiment.
Embodiment 6,20% compound A1B15 soluble concentrate
By recipe requirements, by 15 parts of compound A1,5 parts of B15,8 parts of agriculture breast OX-2681,4 parts of agriculture breast 500#, 5 parts of agriculture breasts
LME-2,20 parts of N-Methyl pyrrolidones, 8 parts of tributyl phosphates, the molten fiber of methyl complement to 100% and are uniformly mixed, and use when necessary
Hot bath dissolves by heating, and 20%A1B15 soluble concentrate can be made.
It can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) inhibitor class described in B15 alternative costs specification
Compound B-11~one of B14 or B16 forms new embodiment.
The preparation of embodiment 7,18% compound A1B7 aqua
By recipe requirements, respectively by 3 parts of compound A1 sodium salts, 15 parts of B7 sodium salts, 3 parts of agriculture breast 2201#, 10 parts of agriculture breast NP-
10,2 parts of agriculture breast LME-2,5 parts of methanol, water complement in 100% addition mixing kettle, are uniformly mixed, use hot bath when necessary
It dissolves by heating, 18%A1B7 aqua can be obtained.
It can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) inhibitor class described in B11 alternative costs specification
Compound B3, B6, B8, B10~one of B13 or B15 form new embodiment.
The preparation of embodiment 8,40% compound A4B9 water dispersible granules
By recipe requirements, by 10 parts of compound A4,30 parts of B9,1 part of Morwet EFW, 6 parts of methyl naphthalene sulfonic acid sodium formaldehyde contractings
Object, 5 parts of dispersing agent PICO-SF3,15 portions of soluble starches, 10 parts of sodium sulphate, bentonite is closed to complement to 100% and be added together, into
Row co-grinding, then after adding water to mediate, be added in the pelletizer equipped with certain specification sieve and be granulated.Then again through dry
Dry, screening (presses screen cloth scope), and 40%A4B9 water dispersible granules can be obtained.
It can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) inhibitor class described in B9 alternative costs specification
Compound B-11~B8, B10~one of B15 or B16 forms new embodiment.
The preparation of 920% compound A1B5 emulsifiable granula of embodiment
By recipe requirements, by 10 parts of compound A1,10 parts of B5,2 parts of agriculture breasts 1601,5 parts of agriculture breast LME-5, agriculture breast OX-
2681, mixing kettle is added in 4 parts of agriculture breast 0201B, 3 parts of agriculture breast PICO-LE2,8 parts of N-Methyl pyrrolidones, 5 parts of tributyl phosphates
In, it is uniformly mixed, is dissolved by heating when necessary with hot bath, under agitation, by above-mentioned oil base even spraying to by 25
Part white carbon black, attapulgite complement on the mixture of 100% composition, after ultra-fine pulverizer disintegrating, then after adding water to mediate,
It is added in the pelletizer equipped with certain specification sieve and is granulated.Then it can be obtained again through drying, screening (pressing screen cloth scope)
20%A1B5 emulsifiable granula.
It can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) inhibitor class described in B5 alternative costs specification
Compound B-11~B4, B6~one of B15 or B16 forms new embodiment.
The preparation of the 1020% emulsifiable pulvis of compound A1B2 of embodiment
By recipe requirements, by 5 parts of compound A1,15 parts of B2,5 parts of agriculture breast PICO-LOE, 2 parts of agriculture breast OX-8686,4 parts of agricultures
Newborn 0201B, 10 parts of N-Methyl pyrrolidones, 5 parts of tributyl phosphates are added in mixing kettle, are uniformly mixed, when necessary with heat
Heating water bath dissolution, under agitation, above-mentioned oil base even spraying is complemented to by 20 parts of white carbon blacks, attapulgites
On the mixture of 100% composition, the emulsifiable pulvis of 10%A1B2 is arrived after ultra-fine pulverizer disintegrating.
It can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) inhibitor class described in B2 alternative costs specification
One of compound B-11, B3~B15 or B16 form new embodiment.
11.10% compound A1B12 aqueous emulsion of embodiment
In high speed shear mixing kettle, by formula ratio sequentially add 2 parts of B12,8 parts of compound A1,0.8 part of polyvinyl alcohol,
10.5 parts of alkylaryl formaldehyde resin polyoxyethylene ether, 8.5 parts of agriculture breast 2201#, 5 parts of agriculture breast 0201B, 0.6 part of tetradecanol, 15
Part dimethylformamide, 5 parts of propylene glycol, water complement in 100% addition mixing kettle, through Over emulsfication, homogenize, can be prepared by 10%
A1B12 aqueous emulsion.
It can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) inhibitor class described in B12 alternative costs specification
Compound B-11~B11, B13~one of B15 or B16 forms new embodiment.
Oil-suspending agent can be dispersed in 12.30% compound A1B7 of embodiment
By recipe requirements, by 25 parts of compound A1,5 parts of B7,6 parts of dispersing agent Soprophor FD, 5 parts of agriculture breast 0201B, 2
Part agriculture breast S-80,2 parts of agriculture breast 1601#, 0.3% White Carbon black, methyl oleate complement to 100% and are added sequentially to mix in blending tank
It closes, first passes through high shear and carry out coarse crushing, homogenize, be then pumped into sand mill and carry out fine grinding, detect sand with particles distribution instrument
The granularity of grind materials, after partial size reaches standard requirements, filtering, 30%A1B7, which can be obtained, can be dispersed oil-suspending agent.
It can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) inhibitor class described in B7 alternative costs specification
Compound B-11~B6, B8~one of B15 or B16 forms new embodiment.
Oil-suspending agent can be dispersed in 13.30% compound A1B9B12 of embodiment
By recipe requirements, by 20 parts of compound A1,5 parts of B9,5 parts of B12,3 parts of dispersing agent Soprophor FD, 6 parts of dispersions
3468,5 parts of agriculture breast 0201B of agent SP-OF, 3 parts of agriculture breast 500#, 2 parts of agriculture breast 1601#, 0.5% White Carbon black, methyl oleate complement to
100% is added sequentially to mix in blending tank, first pass through high shear carry out coarse crushing, homogenize, be then pumped into sand mill into
Row fine grinding detects the granularity that material is sanded with particles distribution instrument, and after partial size reaches standard requirements, filtering can be obtained 30%
Oil-suspending agent can be dispersed in A1B9B12.
P _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) described in B9, B12 alternative costs specification can also be inhibited
Two kinds in agent class compound B-11~B16, form new embodiment.
Herbicidal effect of 7. composition of embodiment in greenhouse
Processing method: the preparation and each single dose in greenhouse using the method measurement composition of potting are to grass family and broad-leaved
The preventive effect of weeds.Test method: test uses greenhouse pot culture method, and quantitative corn and weeds are sowed in disposable paper cup
Seed, carries out thinning after weeds are unearthed when 1.5~2 leaf phase, each dixie cup is selected and remain the more consistent weeds of 5~10 plants of growing ways and planted
Strain is cultivated, and periodically pours the aqueous solution of N, P, K compound fertilizer.Quantitative compound A1 and compound are weighed with electronic balance
It is a kind of in B1~B15 or B16 to be diluted with water to required mother liquid concentration respectively, ratio is used with the difference of both mother liquors
Medical fluid is measured by experimental design dosage with liquid-transfering gun, to 3 leaf phase of corn, 3 leaf phase of gramineae weed, broadleaf weeds 2~4
Cauline leaf spraying treatment is carried out with crawler type crops sprayer when piece leaf period, processing is placed on handling hall, to medical fluid natural wind
It is put in normal management in greenhouse after dry, observes reaction of the weeds to reagent agent, weighs each processing weeds on the ground within 20 days after processing
Part fresh weight calculates fresh weight preventive effect；Safety of 30 days investigation reagent agents to corn after processing.
CK is the blank group for being not added with medical fluid simultaneously；And 10%A1 aqua (is prepared according to the preparation method of conventional aqua
Obtain) and (commercially available) the conduct control of 10%B7 suspending agent.
The evaluation of composition effect: after being used with using Sun&Johnson method (Sun Yunpei's Method, that is, co-toxicity coefficient method) evaluation
Synergy.
Test result is shown in Table 1~table 3.
1 compound A1 of table is with compound B7 difference mixtures' ratio to the preventive effect of weeds
2 compound A1 of table and safety of the compound B7 difference mixtures' ratio to corn
3 compound A1 of table is with compound B7 difference mixtures' ratio to the selectivity index of corn
4 compound A1 of the table preventive effect to corn field weed mixed with compound B7
Test result shows herbicidal composition of the invention, to gramineae weed-barnyard grass and broadleaf weeds-duck plantar
Grass has preferable preventive effect, and the co-toxicity coefficient of different mixtures' ratios is calculated using Sun Yunpei's Method, the results showed that the two is mixed
There is synergistic effect to barnyard grass and dayflower afterwards.
Herbicidal composition provided by the invention not only has gramineae weed and broadleaf weeds and preferably prevents and kill off effect
Fruit has achieved the purpose that full field weed is prevented and kill off in disposable application, while having reduced dosage, improves medicament to the safety of corn
Property.The advantages that safety in production, use, storage, transportational process, environmental pollution is small, and processing technology is simple, at low cost, and
And avoid raw medicine first with now matching, if standing time is long, raw medicine can be precipitated, and it is poor in turn result in herbicidal effect, be unfavorable for using
The disadvantages of, there is extraordinary application prospect.
Claims (5)
1. a kind of herbicidal composition, it is characterised in that: composition is made of component A and component B, wherein component A such as general formula I-1
Shown compound, component B are mesotrione (mesotrione, B7)；Weight ratio between component A and component B is 1:5 or 1:1
Or 5:1；
In formula:
Het is selected from
N=0；
R3Selected from hydroxyl；
Or, the salt of compound shown in general formula I-1.
2. herbicidal composition according to claim 1, it is characterised in that: the salt of compound shown in the general formula I-1 is
The sodium salt of compound, sylvite, hydrochloride, phosphate, formates, acetate, trifluoroacetate, oxalates, benzene sulfonate, lemon
Hydrochlorate or malate.
3. the purposes of Herbicidal combinations according to claim 1, it is characterised in that: the Herbicidal combinations are for preventing and kill off jade
The herbicide of grass family and broadleaf weeds that meter Tian Zhong occurs.
4. a kind of herbicide, it is characterised in that: using Herbicidal combinations of any of claims 1 or 2 as effective component, effectively at
The weight content divided is 1~99%.
5. herbicide according to claim 4, it is characterised in that: the herbicide is as preventing and kill off the standing grain occurred in corn field
The purposes of undergraduate course and broadleaf weeds.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88101455A (en) * | 1987-03-17 | 1988-09-28 | 日产化学工业株式会社 | Pyrazole derivatives and herbicides containing the same |
| CN1224420A (en) * | 1997-03-24 | 1999-07-28 | 道农业科学公司 | 1-alkyl-4-benzoyl-5-hydroxypyrazole compounds and their use as herbicides |
| CN102464630A (en) * | 2010-11-19 | 2012-05-23 | 中国中化股份有限公司 | Nitrogen-containing heterocyclic ring substituted benzoyl compound and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP0922032A1 (en) * | 1996-06-06 | 1999-06-16 | E.I. Du Pont De Nemours And Company | Herbicidal pyridinyl and pyrazolylphenyl ketones |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88101455A (en) * | 1987-03-17 | 1988-09-28 | 日产化学工业株式会社 | Pyrazole derivatives and herbicides containing the same |
| CN1224420A (en) * | 1997-03-24 | 1999-07-28 | 道农业科学公司 | 1-alkyl-4-benzoyl-5-hydroxypyrazole compounds and their use as herbicides |
| CN102464630A (en) * | 2010-11-19 | 2012-05-23 | 中国中化股份有限公司 | Nitrogen-containing heterocyclic ring substituted benzoyl compound and application thereof |
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