CN104273151B - Synergistic herbicide compositions - Google Patents

Synergistic herbicide compositions Download PDF

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CN104273151B
CN104273151B CN201410200563.5A CN201410200563A CN104273151B CN 104273151 B CN104273151 B CN 104273151B CN 201410200563 A CN201410200563 A CN 201410200563A CN 104273151 B CN104273151 B CN 104273151B
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compound
ethyl
methyl
herbicide compositions
synergistic herbicide
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CN104273151A (en
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吴凡
吴一凡
刘学军
陈绍娥
刘建华
刘智忠
冯秀珍
谭瑞成
殷爱云
罗昌炎
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Jiangsu Rotam Chemical Co Ltd
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Jiangsu Rotam Chemical Co Ltd
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Abstract

The present invention relates to a kind of synergistic herbicidal composition, particularly relate to a kind of Synergistic herbicide compositions applying the fields such as resistance Brassica campestris L, resistant soybean crops.A kind of Synergistic herbicide compositions, it is characterised in that: including compound A and compound B, at least one in fenoxaprop-P-ethyl, Quizalotop-ethyl of compound A, compound B is monosulfmeturon, and the weight proportion scope of compound A and chemical combination B is 100:1 to 1:100.The present invention is by carrying out binary built so that obtained new compositions prevents and kill off the effect achieving cooperative gain at the monocotyledon weed in field, broadleaf weeds such as resistance Brassica campestris L, resistant soybeans.

Description

Synergistic herbicide compositions
The application is Application No. 201310276181.6, filing date on July 3rd, 2013, and invention entitled " potentiation removes Grass compositions " divisional application.
Technical field
The present invention relates to a kind of synergistic herbicidal composition, particularly relate to one and apply resistance Brassica campestris L, resistance big The Synergistic herbicide compositions in the fields such as bean crop.
Background technology
Aryloxyphenoxypropionate class herbicide is that the class just developed from 20 century 70s prevents and kill off grassy weed New herbicides, such as haloxyfop-r-methyl (Haloxyfop-R-methyl), fenoxaprop-P-ethyl (Fenoxaprop-P- Ethyl), efficient fluazifop (Fluazifop-P-butyl) and Quizalotop-ethyl (Quizalofop-p-ethyl) etc., be to grind Growing up on the basis of studying carefully phenoxy acetic acid class herbicide, it has many excellent characteristics.The effect target of this kind of herbicide Mark is acetyl-CoA carboxylase, suppression fatty acid biological synthesis, disturbs metabolism, mainly destroys membrane structure and press down Make merismatic cell division and destroy chloroplast.Photosynthesis and Assimilate transport are obstructed, and grow suppressed, and then Plant is dead.This kind of herbicide not only has good selectivity between broad-leaved and grass, in grass also There is selectivity between good genus, thus can also be used for cornfield herbicidal.The applicable crops of each kind of this kind of herbicide and herbicide spectral difference Different not quite, almost the safest to all of broad leaf crop.Secondly, this kind of herbicide is inner-adsorption conduction-type herbicide, can pass through stem, Leaf, root are absorbed by plants, and conduct Herb.There is stronger suppression to use when soil treatment to root.When stem and leaf processes Higher to the inhibitory action of plumelet.Thus be preferred with the herbicidal effect of weeds juvenile stage foliar spray.Additionally, this kind of herbicide is also It is the antagonist of phytohormone, thus physiology, biochemical process widely in affecting plant.Can not be with hormone-type benzene oxygen during use Second acid herbicides 2,4 one d butyl ester, 2 first 4 chlorine etc. are mixed or are used in conjunction.
The former medicine of this type of herbicide is ester type compound, and after being absorbed by plants, its ester bond passes through esterase intracellular. The induction of particularly 396 carboxy-lesterases is hydrolyzed to acid.And acid is to the inhibitory action of action target acetyl-CoA carboxylase (i.e. Herbicide ability) it is noticeably greater than ester, thus former medicine ester kind susceptible to hydrolysis has higher activity of weeding.
The exploitation of sulfonylurea herbicide kind starts from the latter stage seventies.Levitt in 1978 etc. report, chlorine sulphur is grand (chlorsulfuron) after carrying out before Seedling soil treatment or Seedling with extremely low consumption, stem and leaf processes, and can effectively prevent and treat wheat and barley with sub- The most of weeds in fiber crops field.And then develop metsulfuron-methyl (Metsulfuron-methyl), develop the most again sulfometuronmethyl, chlorine A series of kinds such as Sulfometuron Methyl, tribenuron-methyl, thifensulfuronmethyl, bensulfuron-methyl.The development of this type of herbicide is exceedingly fast, at various crop fields Using, some has become the main herbicide kind in some crop fields.And, new kind is also in constantly commercialization.Sulphonyl Carbamide herbicides is made up of aromatic radical, sulfonylureas bridge and heterocycle three part.Its basic chemical structure formula is: take in each component The minor variations of Dai Ji all can cause biological activity and selective greatly change.Its product mainly included has: thifensulfuronmethyl (Thifensulfuron-methyl), chemical name is 3-(4-methoxyl group-6-methyl isophthalic acid, 3,5-triazine-2-bases)-1-(2-first Epoxide formylthien-3-base)-sulfonylureas;Tribenuron-methyl (Tribenuron-methyl), chemical name is 2-[N-(4-methoxy Base-6-methyl isophthalic acid, 3,5-triazine-2-base)-N-methylcarbamoyl amido sulfonyl] essence of Niobe;AC322140 (Cyclosulfamuron), chemical name is 1-{ [O-(ring propiono) phenyl] sulfonamides }-3 (4,6-dimethoxy-2-pyrroles Piperidinyl)-urea;Bensulfuron-methyl (Bensulfuron-methyl), chemical name is 2-{ ((4,6-dimethoxypyridin-2-base) ammonia Base carbonyl nitrilo] sulfonvlmethvl) essence of Niobe;Triasulfuron, chemical name is 1-[2-(2-chloroethoxy) phenylSulphon Base]-3-(4-methoxyl group-6-methyl isophthalic acid, 3,5-triazine-2-base) urea;Mesosulfuron (Mesosulfuron-methyl), changes Formal name used at school claims to be methyl-2 [3-(4,6-=methoxy pyrimidine-2-base) ureido sulfuryl l-4-methanesulfonylaminobenzene formic acid esters; Monosulfmeturon (Monosulfuron), chemical name is 2-(4-methylpyrimidine base) benzene sulfonylurea;Amidosulfuron (Amidosulfuron), chemical name 1-(4,6-dimethoxy-2-pyrimidine radicals)-3-(N-methylmethanesulfonamide sulfonyl)- Semicarbazido ethyl methyl;Metsulfuron-methyl (Metsulfuron-methyl), chemical name 2-[(4-methoxyl group-6-methyl isophthalic acid, 3,5- Triazine radical-2-base) ureido sulfuryl] essence of Niobe;Chlorine sulphur grand (Chlorsulfuron), chemical name is 1-(2-chlorobenzene Base sulphonyl) 3-(4-methoxyl group-6-methyl isophthalic acid, 3,5-triazine-2-base) urea;Nicosulfuron (Nicosulfuron), chemical name It is 2-(4,6-dimethoxypyridin-2-base carbamoylamino sulphonyl)-N, N-dimethyl nicotinamide.
Summary of the invention
The present invention seeks to provide a kind of Synergistic herbicide compositions for above-mentioned weak point, it is possible to disposably prevent and kill off field Between all of weeds, expand the restriction of the weed control spectrum of aryloxyphenoxypropionate class herbicide and sulfonylurea herbicide, carry High aryloxyphenoxypropionate class herbicide and sulfonylurea herbicide to the dicotyledonous and herbicide speed of monocotyledon weed, The present invention provides a kind of Synergistic herbicide compositions, and said composition is by specific aryloxyphenoxypropionate class herbicide and sulphonyl Carbamide herbicides compounds.The discovery that the present invention is surprised, the compositions obtained is at resistance Brassica campestris L, resistant soybean crops field weed On achieve gain effect, significantly reduce the amount of active component needed for control of weeds, and the phytotoxicity of crop do not produced Raw unacceptable toxicity.
In order to solve above-mentioned technical problem, the invention provides a kind of Synergistic herbicide compositions, said composition passes through binary Compounding so that the monocotyledon weed in field, the broadleaf weeds such as obtained new compositions resistance Brassica campestris L, resistant soybean are prevented and kill off Achieve the effect of gain, and to succession crop safety.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of Synergistic herbicide compositions, including compound A and compound B, compound A selected from haloxyfop-r-methyl, essence One in azoles diclofop-methyl, efficient fluazifop and Quizalotop-ethyl;Compound B is selected from thifensulfuronmethyl, tribenuron-methyl, the phonetic sulphur of ring third Grand, bensulfuron-methyl, triasulfuron, mesosulfuron, monosulfmeturon, amidosulfuron, metsulfuron-methyl, chlorine sulphur are grand, in nicosulfuron A kind of;The weight proportion scope of compound A and chemical combination B is 100:1 to 1:100, preferably 50:1 to 1:50, more preferably 10:1 To 1:10.
The compound mode of the Synergistic herbicide compositions of the present invention can be
(1) haloxyfop-r-methyl+thifensulfuronmethyl;
(2) haloxyfop-r-methyl+tribenuron-methyl;
(3) haloxyfop-r-methyl+AC322140;
(4) haloxyfop-r-methyl+bensulfuron-methyl;
(5) haloxyfop-r-methyl+triasulfuron;
(6) haloxyfop-r-methyl+mesosulfuron;
(7) haloxyfop-r-methyl+monosulfmeturon;
(8) haloxyfop-r-methyl+amidosulfuron;
(9) haloxyfop-r-methyl+metsulfuron-methyl;
(10) haloxyfop-r-methyl+chlorine sulphur is grand;
(11) haloxyfop-r-methyl+nicosulfuron;
(12) fenoxaprop-P-ethyl+thifensulfuronmethyl;
(13) fenoxaprop-P-ethyl+tribenuron-methyl;
(14) fenoxaprop-P-ethyl+AC322140;
(15) fenoxaprop-P-ethyl+bensulfuron-methyl;
(16) fenoxaprop-P-ethyl+triasulfuron;
(17) fenoxaprop-P-ethyl+mesosulfuron;
(18) fenoxaprop-P-ethyl+monosulfmeturon;
(19) fenoxaprop-P-ethyl+amidosulfuron;
(20) fenoxaprop-P-ethyl+metsulfuron-methyl;
(21) fenoxaprop-P-ethyl+chlorine sulphur is grand;
(22) fenoxaprop-P-ethyl+nicosulfuron;
(23) efficient fluazifop+thifensulfuronmethyl;
(24) efficient fluazifop+tribenuron-methyl;
(25) efficient fluazifop+AC322140;
(26) efficient fluazifop+bensulfuron-methyl;
(27) efficient fluazifop+triasulfuron;
(28) efficient fluazifop+mesosulfuron;
(29) efficient fluazifop+monosulfmeturon;
(30) efficient fluazifop+amidosulfuron;
(31) efficient fluazifop+metsulfuron-methyl;
(32) efficient fluazifop+chlorine sulphur is grand;
(33) efficient fluazifop+nicosulfuron;
(34) Quizalotop-ethyl+thifensulfuronmethyl;
(35) Quizalotop-ethyl+tribenuron-methyl;
(36) Quizalotop-ethyl+AC322140;
(37) Quizalotop-ethyl+bensulfuron-methyl;
(38) Quizalotop-ethyl+triasulfuron;
(39) Quizalotop-ethyl+mesosulfuron;
(40) Quizalotop-ethyl+monosulfmeturon;
(41) Quizalotop-ethyl+amidosulfuron;
(42) Quizalotop-ethyl+metsulfuron-methyl;
(43) Quizalotop-ethyl+chlorine sulphur is grand;
(44) Quizalotop-ethyl+nicosulfuron.
Described Synergistic herbicide compositions can be configured to any dosage form agriculturally allowed, preferably wettable powder, cream, Suspending agent, oil-suspending agent, microcapsule, microemulsion, aqueous emulsion, suspended emulsion, water dispersible granules, ZC, ultra low volume liquids.
The present invention also provides for a kind of Synergistic herbicide compositions, comprises the active compound and at least of described effective dose Plant the mixing of preparation technique usual auxiliaries.
The present invention also provides for a kind of method preventing and treating undesirable plant, exists including by described Synergistic herbicide compositions Before Miao Qian, Miao Hou or Seedling and postemergence application to plant, plant is respectively organized, on plant seed or cultural area.Described without hope there is Plant be monocotyledon weed, broadleaf weed.
Undesirable plant such as Stellaria, Semen Sojae Preparatum Lepidium, Agrostis, knotgrass, Avena, setaria, Ou Bai Mustard genus, Lolium, Solanum, Brome, amur foxtail genus, Matricaria, Tong fiber crops genus, chrysanthemum harvest spp, Xanthium, Amaranthus, Chenopodium, kind Potato genus, Caulis et Folium Chrysanthemi segeti genus, Bedstraw, Viola and Veronica.
The invention still further relates to a kind of control the method for undesired plant growth in anti-sulfonylureas Brassica campestris L, soybean crops, its Include at least one at least one in compound (A) and compound (B) is applied to noxious plant, its various groups Knit or cultural area.
The invention still further relates to the Herbicidal combinations of compound (A)+(B), and comprise their herbicidal composition.
One Synergistic herbicide compositions of the present invention, it is possible to disposably prevent and kill off all of weeds in field, expands aryloxy group benzene The restriction of the weed control spectrum of epoxide propionic acid ester herbicide and sulfonylurea herbicide, improves aryloxyphenoxypropionate class weeding Agent and sulfonylurea herbicide are to the dicotyledonous and herbicide speed of monocotyledon weed, and the present invention provides a kind of Herbicidal synergistic combination Thing, specific aryloxyphenoxypropionate class herbicide and sulfonylurea herbicide are compounded by said composition.The present invention Surprised discovery, the compositions obtained achieves gain effect on resistance Brassica campestris L, resistant soybean crops field weed, significantly reduces The amount of active component needed for control of weeds, and the phytotoxicity of crop is not produced unacceptable toxicity.
The invention provides a kind of Synergistic herbicide compositions, said composition passes through binary built so that obtained new group The monocotyledon weed in field, the broadleaf weeds such as compound resistance Brassica campestris L, resistant soybean prevent and kill off the effect achieving cooperative gain, And to succession crop safety.
Detailed description of the invention
The combination of active principles of different pesticide is made pesticide, is to develop and develop novel pesticide at present and prevent and treat agriculturally A kind of effective and quick way of malignant weed.After the pestsides synthesis of different cultivars, typically exhibit three kinds of type of action: phase Add effect, potentiation and antagonism.But it is specially which kind of effect, it is impossible to prediction, only just be can know that by great many of experiments. Compound synergic is good formula, owing to significantly improving actual prevention effect, reduces the usage amount of pesticide, thus greatly Delay drug-fast generation speed, be the important means of effective weeding.
A kind of Synergistic herbicide compositions, including compound A and compound B, compound A selected from haloxyfop-r-methyl, essence One in azoles diclofop-methyl, efficient fluazifop and Quizalotop-ethyl;Compound B is selected from thifensulfuronmethyl, tribenuron-methyl, the phonetic sulphur of ring third Grand, bensulfuron-methyl, triasulfuron, mesosulfuron, monosulfmeturon, amidosulfuron, metsulfuron-methyl, chlorine sulphur are grand, in nicosulfuron A kind of;The weight proportion scope of compound A and chemical combination B is 100:1 to 1:100, preferably 50:1 to 1:50, more preferably 20:1 To 1:20.
The compound mode of the Synergistic herbicide compositions of the present invention can be
(1) haloxyfop-r-methyl+thifensulfuronmethyl;
(2) haloxyfop-r-methyl+tribenuron-methyl;
(3) haloxyfop-r-methyl+AC322140;
(4) haloxyfop-r-methyl+bensulfuron-methyl;
(5) haloxyfop-r-methyl+triasulfuron;
(6) haloxyfop-r-methyl+mesosulfuron;
(7) haloxyfop-r-methyl+monosulfmeturon;
(8) haloxyfop-r-methyl+amidosulfuron;
(9) haloxyfop-r-methyl+metsulfuron-methyl;
(10) haloxyfop-r-methyl+chlorine sulphur is grand;
(11) haloxyfop-r-methyl+nicosulfuron;
(12) fenoxaprop-P-ethyl+thifensulfuronmethyl;
(13) fenoxaprop-P-ethyl+tribenuron-methyl;
(14) fenoxaprop-P-ethyl+AC322140;
(15) fenoxaprop-P-ethyl+bensulfuron-methyl;
(16) fenoxaprop-P-ethyl+triasulfuron;
(17) fenoxaprop-P-ethyl+mesosulfuron;
(18) fenoxaprop-P-ethyl+monosulfmeturon;
(19) fenoxaprop-P-ethyl+amidosulfuron;
(20) fenoxaprop-P-ethyl+metsulfuron-methyl;
(21) fenoxaprop-P-ethyl+chlorine sulphur is grand;
(22) fenoxaprop-P-ethyl+nicosulfuron;
(23) efficient fluazifop+thifensulfuronmethyl;
(24) efficient fluazifop+tribenuron-methyl;
(25) efficient fluazifop+AC322140;
(26) efficient fluazifop+bensulfuron-methyl;
(27) efficient fluazifop+triasulfuron;
(28) efficient fluazifop+mesosulfuron;
(29) efficient fluazifop+monosulfmeturon;
(30) efficient fluazifop+amidosulfuron;
(31) efficient fluazifop+metsulfuron-methyl;
(32) efficient fluazifop+chlorine sulphur is grand;
(33) efficient fluazifop+nicosulfuron;
(34) Quizalotop-ethyl+thifensulfuronmethyl;
(35) Quizalotop-ethyl+tribenuron-methyl;
(36) Quizalotop-ethyl+AC322140;
(37) Quizalotop-ethyl+bensulfuron-methyl;
(38) Quizalotop-ethyl+triasulfuron;
(39) Quizalotop-ethyl+mesosulfuron;
(40) Quizalotop-ethyl+monosulfmeturon;
(41) Quizalotop-ethyl+amidosulfuron;
(42) Quizalotop-ethyl+metsulfuron-methyl;
(43) Quizalotop-ethyl+chlorine sulphur is grand;
(44) Quizalotop-ethyl+nicosulfuron.
Described specific compound A and compound B combination has exceeded and intended in principle added controlling weeds and make With, the most particularly widen the sphere of action of two kinds of active component at following two aspects: first, reduce individualized compound Consumption, maintains good exposure level;Secondly, in the change from the viewpoint of agricultural under low amount ranges of single material Invalid in the case of, the present composition also can obtain high control of weeds level.Result is significantly to have widened weeds spectrum, separately Add outward the selectivity to useful plants crop, this required in the case of being not intended to be excessively used active component just and phase Hope.Succession crop, while keeping preventing and treating the weeds in useful plants well, is also had bigger by the present composition Adaptability.
The present invention also provides for a kind of Synergistic herbicide compositions, comprises the active compound and at least of described effective dose Plant the mixing of preparation technique usual auxiliaries.
The auxiliary agent used in the Synergistic herbicide compositions of the present invention includes liquid-carrier, solid carrier, dispersant, emulsifying Agent, stabilizer, antifreezing agent, thickening agent etc. and other be of value to the known substance that effective ingredient is stable in the formulation and drug effect plays Matter is all conventional in pesticide or allows the various compositions used, and is not particularly limited, and concrete composition and consumption are according to recipe requirements Determined by simple experiment.
The liquid-carrier of the Synergistic herbicide compositions being suitable for the preparation present invention includes aromatic hydrocarbons, aliphatic hydrocarbon.Particularly suitable is Polar solvent, such as alcohols and their ether and ester.In addition with the molten fiber of vegetable oil and methyl.Meanwhile, different liquids is mixed Compound is also applicable.
The solid carrier of the Synergistic herbicide compositions being suitable for the present invention is kieselguhr, Magnesiumaluminumsilicate, active hargil, kaolinite Soil, clay, Gypsum Fibrosum, bentonite, white carbon, precipitated calcium carbonate, limestone, wood flour, corn starch, soluble starch etc..
The emulsifying agent of the Synergistic herbicide compositions being suitable for the preparation present invention can be anion and/or non-example type emulsifying agent, Such as alkylphenol polyoxyethylene, alkylphenol-polyethenoxy polyethenoxy ether, Ben-zylphenol Polyoxyethyl Ether, polyoxyethylene fatty acid Ester, polyoxyethylene aliphatic alcohol ether, polyoxyethylene fatty amine, alkyl phenol polyglycol ether etc..
The dispersant of the Synergistic herbicide compositions being suitable for the preparation present invention can be alkylnaphthalene sulfonate, double (alkyl) naphthalene sulphur Hydrochlorate formaldehyde condensation products, naphthalene sulfonic acid-formaldehyde condensation product, alkylphenol-polyethenoxy based phosphates, alkylphenol-polyethenoxy base ether formaldehyde Condensate sulfate, alkylphenol polyoxyethylene phosphate ester, alkylphenol polyoxyethylene, Oleum Ricini ethylene oxide adduct, ring Oxidative ethane-propylene oxide block copolymer, alkylphenol polyoxyethylene formaldehyde condensation are dirty, octyl phenol polyoxyethylene ether sulphuric acid Salt and methylcellulose.Such as sodium lignin sulfonate, calcium lignosulfonate, methyl naphthalene sulfonate formaldehyde condensate, sodium naphthalene sulfonate Formaldehyde condensation dirt, methanonaphthalene sodium sulfonate etc..
Other additive, can to enumerate when preparation the carboxymethyl cellulose generally used with auxiliary agent form, ethylene glycol and Propylene glycol etc..
Synergistic herbicidal compositions in the present invention can also contain coloring agent, such as inorganic pigment ferrum oxide, titanium oxide or Prussian blue;Organic dyestuff alizarin, azo dye, metal phthalocyanine orchid or kiton colors etc..
The compositions of the present invention can be used with any commonly employed form.
GR: granule
WP: wettable powder
WG: water dispersibles granule
SG: soluble granule
SL: soluble concentrate
EC: cream
EW: aqueous emulsion
ME: microemulsion
SC: suspending agent
CS: microcapsule suspending agent
OD: oil-based suspension
SE: suspension emulsion
Currently preferred dosage form can be wettable powder, cream, suspending agent, oil-suspending agent, microcapsule, microemulsion, Aqueous emulsion, suspended emulsion, water dispersible granules, ZC, ultra low volume liquids.
For water dispersible granules, those skilled in the art are very familiar with using corresponding auxiliary agent to complete the present invention.Dispersion Agent is selected from polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate, alkylphenol polyoxyethylene, EO/PO block polyether;Moistening Agent is selected from alkyl sulfate, alkylsulfonate, naphthalene sulfonate, sodium lignin sulfonate, fatty alcohol-polyoxyethylene ether, alkyl phenol polyoxy Vinyl Ether;Disintegrating agent selected from ammonium sulfate, sodium sulfate, sodium chloride, ammonium chloride, carbamide, sucrose, glucose, carboxymethyl cellulose, can Molten starch, polyvinylpyrrolidone;Binding agent is selected from polyvinyl alcohol, soluble starch, dextrin, xanthan gum, carboxymethyl (ethyl) Cellulose family;Filler is selected from kieselguhr, Kaolin, white carbon, precipitated calcium carbonate, Pulvis Talci, attapulgite, potter's clay.
To wettable powder, spendable auxiliary agent has: dispersant is selected from polycarboxylate, lignosulfonates, alkylnaphthalene sulphur Hydrochlorate;Wetting agent is selected from alkyl sulfate, alkylsulfonate, naphthalene sulfonate;Filler is selected from ammonium sulfate, carbamide, sucrose, Fructus Vitis viniferae Sugar, kieselguhr, Kaolin, white carbon, precipitated calcium carbonate, Pulvis Talci, attapulgite, potter's clay.
To suspending agent, spendable auxiliary agent has: dispersant selected from polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate, TERSPERSE 2425 (Huntsman Corporation of the U.S. produces, alkyl naphthalene sulfonic acid salt);Emulsifying agent is (general selected from Nongru-700 # Name: alkyl phenol formaldehyde resin polyoxyethylene ether), agriculture breast 2201, this dish-60# (common name: sorbitan monostearate), breast Agent T-60 (common name: sorbitan monostearate polyoxyethylene ether), agriculture breast 1601# (common name: phenethyl phenol Polyoxyethylene poly-oxygen propylene aether), TERSPERSE 4894 (Huntsman Corporation of U.S. product);Wetting agent is selected from alkyl phenol polyoxy Vinyl ethers formaldehyde condensation products sulfate, alkylphenol-polyethenoxy base ether phosphate, phenethyl phenol polyethenoxy base ether phosphate, Alkyl sulfate, alkylsulfonate, naphthalene sulfonate, TERSPERSE2500 (Huntsman Corporation of U.S. product);Thickening agent is selected from Xanthan gum, polyvinyl alcohol, bentonite, aluminium-magnesium silicate;Preservative is selected from formaldehyde, benzoic acid, sodium benzoate;Defoamer is organosilicon Class defoamer;Antifreezing agent is selected from ethylene glycol, propylene glycol, glycerol, carbamide, inorganic salts (such as sodium chloride).
To dispersibling oil-suspending agent, spendable auxiliary agent has: dispersant is selected from polycarboxylate, lignosulfonates, alkyl Naphthalene sulfonate (dispersing agent NNO), TERSPERSE 2425, emulsifying agent is selected from BY (castor oil polyoxyethylene ether) series emulsifying Agent (BY-110, BY-125, BY-140) Nongru-700 # (common name: alkyl phenol formaldehyde resin polyoxyethylene ether), agriculture breast 2201, This dish-60# (common name: sorbitan monostearate), Tween-60 # (common name: sorbitan monostearate gathers Oxygen vinyl Ether), agriculture breast 1601# (common name: phenethyl phenol polyoxyethylene poly-oxygen propylene aether), TERSPERSE4894;Moistening Agent is selected from alkylphenol-polyethenoxy base ether formaldehyde condensation products sulfate, alkylphenol polyoxyethylene phosphate ester, phenethyl phenol polyoxy Vinyl ethers phosphate ester, alkyl sulfate, alkylsulfonate, naphthalene sulfonate, TERSPERSE 2500;Thickening agent is selected from Linesless charcoal Black, polyvinyl alcohol, bentonite, aluminium-magnesium silicate;Antifreezing agent is selected from ethylene glycol, propylene glycol, glycerol, carbamide, inorganic salts (such as chlorine Change sodium);Stabilizer is selected from epoxy soybean oil, epoxychloropropane, triphenyl phosphate;Disperse medium selected from soybean oil, Oleum Brassicae campestris, Semen Maydis oil, methyl oleate, diesel oil, machine oil, mineral oil.
The Exemplary dosage forms being suitable for bucket mixing composition is solution, dilution Emulsion, suspending agent or its mixing and powder.
Generally, bucket mixing composition is to contain different pesticide, and optionally further auxiliary agent with what solvent (such as water) diluted One or more premix compositions.
Typically, blade face bucket mixture comprises 0.1-20%, the reactive compound of particularly 0.1-15%, and 99.9%-80%, especially Being solid-state or the liquid flux (comprising solvent such as water) of 99.9-85%, wherein auxiliary agent can be based on bucket mixture, content The surfactant of 0-20%, particularly 0.1-15%.
The generally pre-mixing agent of foliage applying comprises 0.1-99.9%, the active compound component of particularly 1-95%, and 99.9- The solid-state of 0.1%, particularly 99-5% or liquid flux (comprising such as solvent such as water), wherein auxiliary agent can be to be with pre-mixing agent Basis, the surfactant of content 0-50%, particularly 0.5-40%.
The compositions being formulated of the present invention comprises 0.5-99.9%, particularly 1-95%, it is advantageously that the activity of 1-50% Component cpd, and 99.5-0.1%, the solid of particularly 99-5% mass or liquid adjuvants (comprising such as solvent such as water), Qi Zhongsuo Stating auxiliary agent (or adjuvant) can be 0-50% based on pre-mixing agent quality, the surfactant of particularly 0.5-40%.
According to formulation properties, such as blade face it is anticipated that object and popular environment come selected from application process, can be impregnated with, spray Mist, dust, scatter and select.
During application, preparation can be commercial form, if desired, dilute in a usual manner, and such as dilute with water wettable powder Agent, cream, dispersant and water dispersible granules.For powder, soil application granule, broadcast sowing granule and the system of spray solution type Agent, the most no longer dilutes with other inert substance.
Active substance can be applied to plant, plant is respectively organized, plant seed or cultural area (ploughing), preferably uses Respectively organize to green plants and plant and, if desired, also include in the soil ploughed.
The possible type of service of active component includes that mixing form mixing with tank uses, and wherein every kind of material is with most preferred dosage form They are mixed with water in tank, and use thus obtained spraying mixture by the concentrate formulation existed.
The advantage of the Herbicidal combinations that the present invention is mixed by active substance (A) and (B) is more convenient using, because each group Demultiplexing amount has been adjusted to proper proportion.And, this mode can select the most mutually the auxiliary agent being suitable for, and by various Preparation carries out filling mixed may be caused being mixed with unwanted auxiliary agent.
The present invention also provides for a kind of method preventing and treating undesirable plant, exists including by described Synergistic herbicide compositions Before Miao Qian, Miao Hou or Seedling and postemergence application to plant, plant is respectively organized, on plant seed or cultural area.Described without hope there is Plant be monocotyledon weed, broadleaf weed.Undesirable plant such as Stellaria, Semen Sojae Preparatum Lepidium, Agrostis, Herba Digitariae Genus, Avena, setaria, Sinapis alba L genus, Lolium, Solanum, Brome, amur foxtail genus, Matricaria, Tong fiber crops genus, Hemerocallis citrina Baroni Harvest genus, Xanthium, Amaranthus, Chenopodium, Ipomoea, Caulis et Folium Chrysanthemi segeti genus, Bedstraw, Viola and Veronica.
Cultivation area is the soil that cultivated plant has been sowed at the seed of growth or those cultivated plants, and intends to cultivate The soil of above-mentioned cultivated plant.
Be applicable to the compositions of the present invention combination cooperative effective quantity can according to the such as weed pressure of condition at that time, execute Change by time, method of application, weather, soil regime, features of terrain, the kind etc. of target crop.In practicing, enough The about 0.001kg/ha-1.00kg/ha, the rate of application of the active component of preferably from about 0.01 kg/ha-0.075 kg/ha is provided to be Suitably.
The inventive method is most preferably for preventing and treating plant growth district maybe by the weeds in the region being used for long-term cropping.When with When plant growth district, amount of application should be enough to control weed growth but crop will not be produced serious permanent injury.
The Herbicidal combinations of the present invention can also be at postemergence application at preemergence application, it is also possible to before Seedling and Miao Houshi With.Preferably postemergence application, particularly weed growth are in early days.(particularly soil table is processed before planting in early days with Herbicidal combinations Face is used) also it is one of the feature of the inventive method.
The Herbicidal combinations of the present invention is applied to soil surface before emerging, and it or prevention weeds completely emerge, or work as Stop growing when weeds Seedling length is to leaf period, followed by the most dead after 3 to 4 weeks.
After emerging, Herbicidal combinations is applied to the green portion of plant, quickly stops growing after administration processes.Miscellaneous The plant of grass rests on the growth stage or the most dead through after a period of time that medication processes, and can make those in this way The compositions of the weeds the application of the invention having Competition for crops is removed as early as possible or for good and all.Therefore this The mode of kind can reduce rapidly and enduringly the weed competition harmful to crop.
Compared with single dose, the Synergistic herbicide compositions of the present invention has rapider and more longlasting herbicide effect.Have especially Profit is can the effective dose of (A) and (B) in compositions to be adjusted to a kind of low-level, so that their soil effect Reach optimal.Therefore, first can be applied not only to sensitive crop, and substantially avoid underground water pollution.By using The Synergistic herbicide compositions of the present invention, can significantly reduce the amount of application of active substance.
The Herbicidal combinations of the present invention has excellent activity of weeding, antagonism oil for unifacial leaf and broadleaf weed Dish, resistant soybean harm the least or entirely without harm.
Resistance Brassica campestris L, resistant soybean includes:
Crop gene restructuring modification for the purpose of improving the Starch synthesis in plant;(such as WO92/11376, WO92/ 14827, WO91/19806);
Genetically modified crops (EP-A0257993, the US-of the anti-the most anti-sulfonylurea herbicide of other herbicides A5013659);
The non-transgenic crop (CN102405846) of the anti-the most anti-sulfonylurea herbicide of other herbicides;
The genetically modified crops of bacillus cereus Bactospeine mycin (Bt toxin) can be produced, can be so that the generation of this plant be right The resistance (EP-A0142924, EP-A-0193259) of some insect;
There are the genetically modified crops (WO91/13972) improving fatty acid composition.
Resistance plant can be the required plant of any kind in principle, i.e. can be unifacial leaf and dicotyledon.
Therefore the invention still further relates to a kind of control the side of undesired plant growth in resistance Brassica campestris L, resistant soybean crops Method, is applied to noxious plant including by least one at least one in compound (A) and compound (B), and it is each Tissue or cultural area.
The invention still further relates to the Herbicidal combinations of compound (A)+(B), and comprise their herbicidal composition.
Example of formulations
Embodiment 1: oil-suspending agent
Compound A 25%
Compound B 1%
Methyl naphthalene sulfonate formaldehyde condensate 10%
Bentonite 1%
Glycerol 5%
Semen Maydis oil complements to 100%
By each components such as active component, dispersant, wetting agent and Semen Maydis oil according to the ratio mix homogeneously of formula, ground And/or after high speed shear, obtain oil-suspending agent.
Embodiment 2 wettable powder
Compound A 10%
Compound B 2%
Sodium lauryl sulphate 10%
Sodium lignin sulfonate 5%
White carbon 10%
Kaolin complements to 100%
Active component, various auxiliary agent and filler etc. are mixed by the proportional components of formula, after ultra-fine pulverizer disintegrating, i.e. Obtain wettable powder.
Embodiment 3 wettable powder
Compound A 1%
Compound B 50%
Calcium dodecyl benzene sulfonate 1%
Sodium lignin sulfonate 2%
White carbon complements to 100%
Active component, various auxiliary agent and filler etc. are mixed by the proportional components of formula, after ultra-fine pulverizer disintegrating, i.e. Obtain wettable powder.
Embodiment 4 water dispersible granules
Compound A 0.1%
Compound B 1%
Sodium lignin sulfonate 4%
Sodium lauryl sulphate 5%
Carbamide 5%
Kaolin complements to 100%
By active component, dispersant, wetting agent, disintegrating agent and filler in the ratio mix homogeneously of formula, through air-flow powder It is broken into wettable powder, adds a certain amount of water mixing extruding and make material.Water dispersible granules is obtained after drying screening.
Embodiment 5 cream
Compound A 5%
Compound B 0.1%
Ethoxylated castor oil 5%
Calcium dodecyl benzene sulfonate 3%
Dimethyl sulfoxide complements to 100%
Mentioned component is proportionally prepared, is uniformly mixing to obtain homogeneous phase.
Embodiment 6 oil suspension emulsion
Compound A 10%
Compound B 0.1%
Methyl naphthalene sulfonate formaldehyde condensate 5%
Ethoxylated castor oil 3%
Bentonite 1%
Aromatic solvent 100 20%
Water complements to 100%
Suspend obtaining compound B after ground to compound B, methyl naphthalene sulfonate formaldehyde condensate and/or high speed shear Agent;Compound A, aromatic solvent 100, ethoxylated castor oil mixing and stirring are obtained the cream of compound A;To obtain Compound B join in compound A oil-suspending agent, obtain suspension emulsion.
Embodiment 7 wettable powder
Compound A 20%
Compound B 1%
Sodium lauryl sulphate 10%
Sodium lignin sulfonate 5%
White carbon 10%
Kaolin complements to 100%
Said components is mixed in proportion, and grinds, pulverize, be prepared as wettable powder.
Embodiment 8 water dispersible granules
Compound A 40%
Compound B 4%
MODIFIED LIGNOSULPHONATE 5%
Sodium lauryl sulphate 5%
Carbamide 5%
Kaolin complements to 100%
By compound A active component, dispersant, wetting agent, disintegrating agent and filler in the ratio mix homogeneously of formula, pass through Comminution by gas stream becomes wettable powder;Add compound B mix homogeneously;Add a certain amount of water mixing extruding and make material.Through dry Water dispersible granules is obtained after dry screening.
Embodiment 9 suspension emulsion
Oil phase:
Compound A 2%
Methyl oleate 10%
Ethoxylated castor oil 5%
Aqueous phase:
Compound B 50%
MODIFIED LIGNOSULPHONATE 1%
Water complements to 100%
Compound A is dissolved in methyl oleate, adds ethoxylated castor oil and obtain oil phase;According to formula by compound B, MODIFIED LIGNOSULPHONATE and water, sand milling obtains the suspension aqueous phase of compound B;Under agitation oil phase is added aqueous phase to obtain Suspension emulsion.
Embodiment 10 wettable powder
Compound A 5%
Compound B 10%
Sodium lignin sulfonate 1%
Sodium lauryl sulfate 2%
The silicic acid 1% of high degree of dispersion
Kaolin complements to 100%
Said components is mixed in proportion, and grinds, pulverize, be prepared as wettable powder.
Embodiment 11 coated granule
Compound A 1%
Compound B 25%
Polyethylene Glycol 3%
The silicic acid 1% of high degree of dispersion
Calcium carbonate complements to 100%
In a mixer, by levigate active component even spread to by the carrier of Polyethylene Glycol moistening.In this way Dust-free coated granules agent can be obtained.
Embodiment 12 wettable powder
Compound A 1%
Compound B 5%
Sodium lauryl sulphate 1%
Sodium lignin sulfonate 1%
Kaolin complements to 100%
Said components is mixed in proportion, and grinds, pulverize, be prepared as wettable powder.
Embodiment 13 extrudes granule
Compound A 20%
Compound B 10%
Sodium lignin sulfonate 4%
Carboxymethyl cellulose 2%
Kaolin complements to 100%
Active component is mixed with auxiliary agent and grinds, mixture water-wet.This mixture is extruded, then at air stream In be dried.
Embodiment 14 ZC
Atlox 4913 4%
Citric acid 0.05%
Catalyst 0.1%
Water 13%
Compound B 10%
PAPI 1.35%
Solvesso 200 10%
Atlox4913 16%
Dispersant LFH 0.3%
Defoamer 0.16%
Carbamide 8.4%
Compound A 0.1%
Water complements to 100%
Oil phase PAPI, compound A, Solvesso 100 formed adds in the aqueous solution containing Atlox4913, is formed Emulsion.Then heat and be incubated under 50oC addition catalyst reaction 2 hours.The microcapsule of compound A is obtained after cooling.
Atlox 4913, dispersant LFH, defoamer, carbamide, compound B and water mixes in proportion, and through sand Mill, is prepared as suspending agent.
The compound A microcapsule obtained is added in the suspending agent of compound B, be uniformly mixing to obtain ZC.
Embodiment 16 suspended emulsion
Compound A 10%
Compound B 12%
Solvesso 200 10%
Ethoxylated castor oil 4%
Fatty alcohol-polyoxyethylene ether sulfosuccinic acid monoesters disodium 5%
MODIFIED LIGNOSULPHONATE 5%
Xanthan gum 1%
Bentonite 1%
Glycerol 5%
Water complements to 100%
Compound A is dissolved in Solvesso 200, adds ethoxylated castor oil, obtain the cream of compound A;
By compound B, fatty alcohol-polyoxyethylene ether sulfosuccinic acid monoesters disodium, above-mentioned each component is mixed in proportion all Even, and through sand milling, it is prepared as suspending agent.
Oil phase containing compound A is joined in the suspending agent containing compound B, obtain suspended emulsion.
Embodiment 17 cream
Compound A 10%
Compound B 2%
Ethoxylated castor oil 5%
Calcium dodecyl benzene sulfonate 3%
Solvesso100 complements to 100%
Above-mentioned each component being mixed, stirring is to obtaining transparent homogeneous phase.
Embodiment 18 50% compound A+50% compound B
Compound A 50%
Compound B 50%
By compound A, compound B proportionally mix homogeneously.
Biological test example
When the effect of active compound combinations exceedes the summation of the effect when each reactive compound is administered alone, deposit At synergistic function.The predictive role of the particular combination of two kinds of reactive compounds can use so-called " Colby formula " (ginseng See S.R. Colby, " Calculating Synergistic and Antagonistic Responses of Herbicide Combinations ", Weeds 1967,15,20-22) calculated as below: if
X is the activity when using the reactive compound A that consumption is mg/ha or concentration is mppm;
Y is the activity when using the reactive compound B that consumption is ng/ha or concentration is nppm, is expressed as accounting for and does not locates The percentage rate of reason comparison;
E is the work when using the reactive compound A and B that consumption is m and n g/ha or concentration is m and n ppm Property,
So
If the activity of actual observation (O) is more than expection activity (E), then said composition is super add and, i.e. there is potentiation and make With.
Inventor by substantial amounts of screening test, the various combination of the compound related in the present invention (A) and (B) Different ratio has carried out substantial amounts of test and effectiveness analysis, finds in certain ratio range, obtained weeding group Compound has gain effect, and is not only the simple addition of two kinds of medicaments.
1. control of weeds before Seedling
In equipped with the cardboard basin of sandy loam, put into unifacial leaf and the seed of dicotyledonous harmful plants or rhizome, and use earth mulch Good.To make concentrated aqueous solution, the compositions of wettable powder or cream form applies it to soil with various dosage and covers Layer surface.After process, basin is placed in greenhouse and makes weeds be maintained under better growing conditions.Test after test 3-4 week After plant emergence, compare with untreated control, perusal record plant injury situation or to the adverse effect emerged.Such as test Shown in result, the present composition has good activity of weeding at preemergence application, unifacial leaf and broadleaf weed to wide spectrum.
2. postemergence weed control effect
Unifacial leaf and the seed of dicotyledonous harmful plants or rhizome is put in equipped with the cardboard basin of sandy loam, good with earth mulch And cultivate in the greenhouse of excellent growing conditions.After sowing 3 weeks, process test plants in tri-leaf period with the present composition.Protect Hold test plants in the greenhouse under the best growing condition after about 3-4 week, compared with untreated control, the work of naked eyes record preparation Property.During postemergence application, the important grass family of the economy of wide spectrum and broad-leaved section weeds are also had and well remove by the present composition Grass activity.
Active summation when present composition activity is used alone beyond herbicide can be observed frequently.Observe Result of the test shows, under suitable low dosage, the activity of compositions has exceeded the desired value calculated according to Colby formula.
3. the toleration (field test) of activity of weeding and crop
The non-transgenic cole crop of anti-sulfonylurea herbicide is planted under outdoor natural conditions together with typical case weeds.Separately On the one hand, the weed population naturally-occurring when rapeseed plant grows.After Seedling, weeds are processed by the 2-4 leaf phase.In order to embody potentiation effect Really, to process less than actual application dosage.
Table 1 processes the activity of weeding after surrounding to Flos Daturae
Table 2 processes the activity of weeding after surrounding to Herba Setariae Viridis
Table 3 processes the activity of weeding after surrounding to Herba Galii Teneri
Table 4 processes the activity of weeding after surrounding to Herba stellariae mediae
Table 5 processes the activity of weeding after surrounding to amur foxtail
According to result of the test it can be seen that the herbicidal effect of compound A and compound B the most individually uses compound A Or compound B is more preferably, possesses obvious gain effect, and keep higher weeding to live under the effective ingredient of low usage amount Property.Additionally, for two kinds of herbicidal constituents are administered alone compared with any of which composition, there is wider array of weed control spectrum, and this group Compound possesses the characteristic of low toxicity, low-residual, has been obviously improved the prevention effect of weeds in crop growth environment.This experiment is also seen Observing, resistance cole crop is not injured or the most negligible degree after processing with the Synergistic herbicide compositions of the present invention Infringement.
The compositions of the present invention and etc method be described by specific embodiment.Those skilled in the art Can use for reference the links such as the suitable feed change of present disclosure, process conditions and realize other purposes corresponding, it is correlated with and changes Become all without departing from present disclosure, so similar replacement and change are apparent to those skilled in the art , it is considered as being included within the scope of the present invention.

Claims (7)

1. a Synergistic herbicide compositions, it is characterised in that: active component is made up of compound A and compound B, and compound A selects One in fenoxaprop-P-ethyl, Quizalotop-ethyl, compound B is monosulfmeturon, and the compound mode of compositions is (1) essence azoles Diclofop-methyl+monosulfmeturon;The weight proportion of described fenoxaprop-P-ethyl and monosulfmeturon is 100:1;
(2) Quizalotop-ethyl+monosulfmeturon;The weight proportion of described Quizalotop-ethyl and monosulfmeturon is 1:100.
Synergistic herbicide compositions the most according to claim 1, it is characterised in that: described Synergistic herbicide compositions can be configured to Any dosage form agriculturally allowed.
Synergistic herbicide compositions the most according to claim 1, it is characterised in that: described Synergistic herbicide compositions can be configured to Wettable powder, cream, suspending agent, oil-suspending agent, microcapsule, microemulsion, aqueous emulsion, suspended emulsion, water dispersible granules, ZC, Ultra low volume liquids.
4. a Synergistic herbicide compositions, it is characterised in that: by comprise the active compound of claim 1 and at least one Preparation technique usual auxiliaries mixes.
5. the method preventing and treating undesirable plant, it is characterised in that: include the Herbicidal synergistic group described in claim 1 Compound is before Seedling, before Miao Hou or Seedling and postemergence application is to plant or cultural area.
6. one kind controls resistance Brassica campestris L, the method for the undesirable plant growing of resistant soybean crops Tanaka, it is characterised in that: bag Include and the Synergistic herbicide compositions described in claim 1 is applied to noxious plant, or cultural area.
Method the most according to claim 5, it is characterised in that: described undesirable plant is monocotyledon weed, Shuangzi Leaf weeds.
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