CN102960357B - A kind of Herbicidal combinations containing ametryn, sulfentrazone and flazasulfuron and uses thereof - Google Patents
A kind of Herbicidal combinations containing ametryn, sulfentrazone and flazasulfuron and uses thereof Download PDFInfo
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Abstract
What a kind of Herbicidal combinations containing ametryn, sulfentrazone and flazasulfuron of the present invention and uses thereof related to is a kind of Herbicidal combinations, and it comprises ametryn, sulfentrazone and flazasulfuron as active substance.The invention still further relates to the method using the less desirable vegetation of described Herbicidal combinations process.Containing a Herbicidal combinations for ametryn, sulfentrazone, flazasulfuron, containing active component ametryn, sulfentrazone and flazasulfuron.Described Herbicidal combinations; Wherein the weight ratio of ametryn and sulfentrazone is: 30:1-1:30, and the weight ratio of ametryn or sulfentrazone and flazasulfuron is: 90:1-1:10; Ametryn, sulfentrazone, flazasulfuron accounts for described Herbicidal combinations 5%-95% by weight altogether.The present invention is mainly used in preventing and kill off of the place weeds such as sugarcane field, corn field, Citrus Orchard, especially the preventing and kill off of the rhizome of nutgrass flatsedge.
Description
Technical field
What a kind of Herbicidal combinations containing ametryn, sulfentrazone and flazasulfuron of the present invention and uses thereof related to is a kind of Herbicidal combinations, and it comprises ametryn, sulfentrazone and flazasulfuron as active substance.The invention still further relates to the method using the less desirable vegetation of described Herbicidal combinations process
Background technology
Other plant of cover crop antagonism weeds and suppression plant growth is the difficult problem occurred again and again in agricultural management.For helping to address these problems, the researchers in synthetic chemistry field have produced the control effective various chemicals of this unwanted growth and chemicals.Permitted eurypalynous chemical herbicide to be disclosed in document, and a lot of type is commercial.
In some cases, herbicidal active component seems when combined administration than more effective when using separately, this phenomenon is referred to as " synergy ", because described combination illustrates such effect or activity level, it exceeds the effect had desired by the independent effect information based on component.The present invention is based on such discovery, show synergistic when ametryn and sulfentrazone and flazasulfuron combined administration, and their independent herbicidal properties is known.It is well known in the prior art to the effect of plant growth separately to form composition of the present invention.
The crop weeds in field such as sugarcane field are of a great variety, and density is large, and amount of growth is large, and adopt single medicament to prevent and treat, crop smothering can not effectively be suppressed and reduce, and what be often difficult to control them spreads growth; The complex weedicide that the present invention relates to has fine preventive effect to single, double cotyledon sugarcane field weeds, especially the malignant weed such as rhizome of nutgrass flatsedge.
Ametryn chemistry is by name: N-2-ethylamino--N-4-isopropylamino-6-methyl mercapto-1,3,5-triazines is a kind of triazine selectivity inner-adsorption conduction-type herbicide, colourless crystallization.Ametryn is absorbed by root system of plant and cauline leaf.After plant absorption ametryn, upwards conduct and concentrate on plant tip meristematic tissue, suppressing electron transmission in sensitive plant photosynthesis, cause nitrite accumulation in blade, reach weeding object.Its solvability in water is 185mg/L(20 DEG C).Dissolve in organic solvent.Be hydrolyzed with strong acid, highly basic and form 6-hydroxyl body.There is machining function to the photosynthesis of plant, belong to selective herbicide.Herbicide effect is rapid, by 0-5 centimetre of adsorption by soil, can form medicine layer, contact medicament when weed germination is unearthed.Best to the weed control efficacy just sprouted.Be used for annual weeds in field such as control lady's-grass, green foxtail etc.Controlling object barnyard grass, eleusine indica, Bermuda grass, lady's-grass, ditch millet, green foxtail, large broomcorn millet, knucklegrass, moleplant seed, piemarker, tassel flower, chrysanthemum celery, Euphorbia, Polygonum, pondweed, common calla, Tian Ji, Ageratum conyzoides, common sow thistle, hollow lotus seeds dish, kyllinga brevifolia, three-coloured amaranth, beggar-ticks, Rottboellia exaltata, field bindweed, Brachiaria Griseb, Chenopodium, crotalaria mucronata, Chufa etc.Its structural formula is:
Sulfentrazone chemical name is: 2 ', 4 '-two chloro-5 '-(4-difluoromethyl-4,5-dihydro-3-methyl-5-oxo-1H-1,2,4-triazol-1-yl) methylsulfonylphenylamine.Belong to proporphyrinogen oxidase inhibitor.By suppressing proporphyrinogen oxidase, make to produce excessive protoporphyrin IX in plant cell, the latter is sensitising agent, causes producing active oxygen in cell, and finally cause cell membrane, vesicular membrane etc. break, and cell Dissolve things inside oozes out, withered dead.Soil half life period 110-280 days, cauline leaf process, soil treatment.Can prevent and treat lead a cow, Amaranthus retroflexus, lamb's-quarters, datura, lady's-grass, green foxtail, Siberian cocklebur, eleusine indica, 1 year raw broad leaved weed, grassy weed and the nutgrass flatsedge etc. such as the rhizome of nutgrass flatsedge.Its structure can be expressed as:
Flazasulfuron, chemical name 1-(4,6-dimethoxypyridin-2-base)-3-(3-trifluoromethyl-2-pyridine sulfonyl sulfonyl) urea.Sulfonylurea herbicide. the main reaction suppressing the predecessor acetolactate synthestase producing side chain amino acid, leucine, isoleucine and valine.Flazasulfuron is interior absorption translocated herbicide, can be weeds cauline leaf and root absorption, conduct in plant corpus subsequently, by suppressing the biosynthesis of side chain amino acid in plant corpus, and cause sensitive plant growth retardation, cauline leaf chlorisis, withered gradually, generally newborn blade chlorisis in 4-5 days, then expands to whole plant, and within 20-30 days, weeds are thoroughly dead.Can be used for broadleaved herb, nutgrass flatsedge and grassy weed, outstanding especially to barnyard grass, green foxtail, tool awns cyperus iria, green amaranth, annual bluegrass, shepherd's purse, benbie, chickweed, common vetch preventive effect.Especially remarkable effect is had to the perennial sedge weed such as the rhizome of nutgrass flatsedge, kyllinga brevifolia.Overcome other weed killer herbicides and prevent and kill off the shortcoming that the rhizome of nutgrass flatsedge needs continuous administration 2 times.The chemical structural formula of flazasulfuron is:
Therefore, ametryn, fomesafen, the combination of pyrrole grass ether well can be controlled multiple annual and biennial grass family, sedge weed and broadleaf weed by the present invention.Also do not have about the report by ametryn, sulfentrazone, flazasulfuron Combination application at present.
Summary of the invention
The present invention seeks to as solving at least one problem above-mentioned or its at least one aspect, especially effectively control weeds, through large number of biological test screen, ametryn, sulfentrazone, flazasulfuron composition can be used for prevention or control the crop weeds in field such as sugarcane field by the unexpected discovery of the present inventor.This composition effect is good especially.
Therefore, an object of the present invention is to provide a kind of ametryn, sulfentrazone, flazasulfuron of comprising as the Herbicidal combinations of active component.
A kind of Herbicidal combinations containing ametryn, sulfentrazone and flazasulfuron and uses thereof takes following technical scheme to realize:
Containing a Herbicidal combinations for ametryn, sulfentrazone, flazasulfuron, it is characterized in that: containing active component ametryn, sulfentrazone and flazasulfuron.
Containing a Herbicidal combinations for ametryn, sulfentrazone, flazasulfuron, the weight ratio of described ametryn and sulfentrazone is 30:1-1:30, preferred 20:1-1:20.
Containing a Herbicidal combinations for ametryn, sulfentrazone, flazasulfuron, the weight ratio of described ametryn or sulfentrazone and flazasulfuron is or 90:1-1:10, preferred 80:1-1:10, more preferred 50:1-1:10, more preferably 30:1-1:10.
Containing a Herbicidal combinations for ametryn, sulfentrazone, flazasulfuron, described ametryn, sulfentrazone, flazasulfuron account for described Herbicidal combinations 5%-100% by weight altogether, preferred 10%-80%, more preferably 20%-60%.
Containing a Herbicidal combinations for ametryn, sulfentrazone, flazasulfuron, the weight ratio that the amount of described ametryn accounts for whole Herbicidal combinations is 2%-90%, preferred 10%-80%, more preferably 20%-50%.
Containing a Herbicidal combinations for ametryn, sulfentrazone, flazasulfuron, the percentage by weight that the amount of described sulfentrazone accounts for whole Herbicidal combinations is 2%-90%, preferred 10%-80%, more preferably 20%-50%.
Containing a Herbicidal combinations for ametryn, sulfentrazone, flazasulfuron, the percentage by weight that the amount of described flazasulfuron accounts for whole Herbicidal combinations is 1-30%, preferred 2-25%, more preferably 5-10%.
Described a kind of Herbicidal combinations containing ametryn, sulfentrazone, flazasulfuron, also comprises carrier, surfactant and other auxiliary agents be agriculturally suitable for.
Described a kind of Herbicidal combinations containing ametryn, sulfentrazone, flazasulfuron, formulation is: aqueous suspension agent, oil-suspending agent, suspension emulsion, missible oil, microemulsion, water dispersible granules, wetting powder, micro-capsule suspension.
Containing a Herbicidal combinations for ametryn, sulfentrazone, flazasulfuron, wherein said composition also comprises one or more other active components.
Containing a Herbicidal combinations for ametryn, sulfentrazone, flazasulfuron, said composition is used for the places such as sugarcane, paddy rice, corn, soybean, peanut, sunflower, pineapple, oranges and tangerines, Chinese sorghum, wheat, lawn
.
On the other hand, present invention also offers a kind of method of preventing or controlling not wish vegetation, a kind of Herbicidal combinations containing ametryn, sulfentrazone, flazasulfuron is used for, in the soil of not wishing that vegetation survives, not wishing the cauline leaf of vegetation.Emerge before crop-planting or before after planting emerging and use, and crop postemergence application.
Prevent and treat a method for undesirable vegetation, described Herbicidal combinations is applied to and there is or expect the place that there is undesirable vegetation.
Prevent and treat a method for undesirable vegetation, comprise separately, use ametryn, sulfentrazone, flazasulfuron successively or simultaneously.
Prevent and treat a method for undesirable vegetation, described Herbicidal combinations is acted in the soil of not wishing that vegetation survives, do not wish the cauline leaf of vegetation.
Prevent and treat a method for undesirable vegetation, by described Herbicidal combinations before crop-planting or pre-treatment of after planting emerging, or the seedling post processing of crop.
A method for vegetation is not wished in process, comprises and described Herbicidal combinations is applied to sugarcane, paddy rice, corn, soybean, peanut, sunflower, pineapple, oranges and tangerines, Chinese sorghum, wheat, place, lawn
.
A method for vegetation is not wished in process, and described undesirable vegetation comprises the monocotyledon weed such as grass family, sedge family and broadleaf weed.
A method for vegetation is not wished in control, and described undesirable vegetation is the rhizome of nutgrass flatsedge.
Ametryn, sulfentrazone, flazasulfuron can separate, use successively or simultaneously in the present invention.
Advantage of the present invention: the present invention contains active component ametryn, sulfentrazone and flazasulfuron, shows obvious synergistic effect by when ametryn and sulfentrazone and flazasulfuron combined administration.It is active that the special advantage of the present composition is that they have extraordinary post-emergent herbicide, and namely they show good activity of weeding to the undesirable plant emerged, and also has activity of weeding before certain emerging simultaneously.Therefore, in the preferred embodiments of the invention, composition is gone out postemergence application, namely among undesirable plant emergence and/or use afterwards.Particularly advantageously, inventive mixture is used when undesirable plant starts leaf development to when blooming.Said composition is particularly useful for preventing and treating the undesirable vegetation having developed to the stage be difficult to conventional composition for preventing and controlling of burning the grass on waste land.
Ametryn, fomesafen, the combination of pyrrole grass ether well can be controlled multiple annual and biennial grass family, sedge weed and broadleaf weed by the present invention.
Embodiment
For better describing the present invention, provide following exemplary.
The present inventor finds: ametryn, sulfentrazone, flazasulfuron combination the additive property for herbicidal spectrum not only can be brought to improve, but also realize amazing synergy.
Term used herein " synergy " is the interaction of two or more factors, thus effect during combination is greater than when each factor is applied separately and predicts effect accordingly.In addition can see HerbicideHandbook, theWeedScienceSocietyofAmerica, SeventhEdition, 1994, P318.
In one embodiment, the invention provides a kind of Herbicidal combinations comprising ametryn, sulfentrazone, flazasulfuron.
In another embodiment, the invention provides a kind of ametryn, sulfentrazone, flazasulfuron of comprising as the agricultural chemicals Herbicidal combinations of active component, it is characterized in that the weight ratio of described ametryn and sulfentrazone is: 30:1-1:30, preferred 20:1-1:20; The weight ratio of described ametryn or sulfentrazone and flazasulfuron is: 90:1-1:10, preferred 80:1-1:10, more preferred 50:1-1:10, more preferably 30:1-1:10.
In the present composition, the total amount of active compound component can be selected according to material elements, to realize desired effect.Described factor such as, formulation, object to be administered, application process etc.In one embodiment, ametryn, sulfentrazone, flazasulfuron account for described Herbicidal combinations 5%-100% by weight altogether, preferred 10%-80%, more preferably 20%-60%.
A kind of Herbicidal combinations containing ametryn, sulfentrazone, flazasulfuron of the present invention, the percentage by weight that the amount of ametryn accounts for whole Herbicidal combinations is 2%-90%, preferred 10%-80%, more preferably 20%-50%.
A kind of Herbicidal combinations containing ametryn, sulfentrazone, flazasulfuron of the present invention, the percentage by weight that the amount of sulfentrazone accounts for whole Herbicidal combinations is 2%-90%, preferred 10%-80%, more preferably 20%-50%.
A kind of Herbicidal combinations containing ametryn, sulfentrazone, flazasulfuron of the present invention, the percentage by weight that the amount of flazasulfuron accounts for whole Herbicidal combinations is 1-30%, preferred 2-25%, more preferably 5-10%.
Composition of the present invention optionally comprises acceptable carrier, surfactant safener and other auxiliary agent be agriculturally suitable for as comprised organic and inorganic thickening agent, bactericide, antifreezing agent, defoamer, colouring agent and the adhesive for seed preparaton.
The present composition also can comprise one or more safeners.Safener is also referred to as herbicide-safener, and it is the organic compound causing better crop plants compatibility when co-administered with the weed killer herbicide of specific function in some cases.Some safeners itself are activity of weeding, and in these cases, safener in crop plants, play antipoison or therefore antagonist also reduces or even prevent the infringement to crop plants.
The suitable safener that can be used for the present composition is known by prior art, such as, by such as Publication about Document is known:
FarmChemicalsHandbook (agricultural chemicals handbook), the 2000,86th volume, MeisterPublishingcompany, 2000;
B．Hock，C，Fedtke，R.R.Schmidt，Herbizide，GeorgThiemeVerlag，Stuttgart1995；
W.H.Ahrens, berbicideHandbook(weed killer herbicide handbook), the 7th edition addendum, WeedScienceSocietyofAmerica, 1994; With
K.K.Hatzios, berbicideHandbook(weed killer herbicide handbook), the 7th edition addendum, WeedScienceSocietyofAmerica, 1998.
Safener comprises benoxacor (benoxacor), cloquintocet (cloquintocet), press down evil nitrile (cyometrinil), fenchlorazole (fenchlorazole), fenclorim (fenclorim), separate careless amine (flurazole), separate careless furan (furilazole), isoxadifen (isoxadifen), pyrroles's diacid (mefenpyr), naphthalic anhydride (naphthalicanhydride) conciliate careless eyeball and can agricultural salt and when they have carboxyl, they can agricultural derivative.
As safener, the present composition particularly preferably comprises at least one and is selected from following compound: benoxacor, cloquintocet, press down evil amine, fenchlorazole, fenclorim, solution grass furan, isoxadifen, pyrroles's diacid, naphthalic anhydride, reconciliation grass eyeball; And can agricultural salt.
According to the present invention, term " carrier " refers to can be combined with reactive compound or combine to make it be easier to the organic or inorganic compound being administered to the natural of object (soil or careless class) or synthesizing.Therefore, described carrier is preferably inertia, at least should be agronomically acceptable.Described carrier can be solid or liquid.What can use as solid carrier material has such as: phyteral powdery type (the such as particle of soybean meal, starch, grain dust, wood powder, bark powder, sawdust, walnut shell powder, wheat bran, cellulose powder, coconut husk, corncob and tobacco stem, extract the residue etc. after plant essence), paper, sawdust, pulverize synthesized polymer body, clay class (such as kaolin, bentonite, acid china clay etc.), the talcum powder class of synthetic resin etc.Silica (such as diatomite, silica sand, mica, moisture silicic acid, calcium silicates), active carbon, natural mineral matter class (float stone, attapulgite and zeolite etc.), fire chemical fertilizer, the clay fertilizer of inorganic mineral powder, ammonium sulfate, ammonium phosphate, urea, greening ammonium etc. of diatomite, sand, plastics medium etc. (such as polyethylene, polypropylene, polyvinylidene chloride etc.), potassium chloride, calcium carbonate, calcium phosphate etc., these materials can be used alone or two or more is used with.
What can use as liquid carrier materials can select in llowing group of materials, such as water, alcohol type (such as methyl alcohol, ethanol, isopropyl alcohol, butanols, ethylene glycol etc.), ketone (such as acetone, methyl ethyl ketone, isobutyrone, cyclohexanone etc.), ethers (such as ether, dioxanes, methylcellulose, oxolane etc.), aliphatic hydrocarbon class (such as kerosene, mineral wet goods), aromatic hydrocarbons class (such as benzene, toluene, dimethylbenzene, solvent naphtha, Fluhyzon, chlorinated aromatic hydrocarbons, chlorinated aliphatic hydrocarbon, chlorobenzene, Deng), halogenated hydrocarbon class, amide-type, sulfone class, dimethyl sulfoxide (DMSO), mineral and vegetable oil, animal wet goods.
For making the emulsification of active ingredient compound, dispersion, solubilized, and/or wetting surfactant can be used such as can to enumerate aromatic sulfonic acid, as lignosulphonic acid (Borresperse type, Borregard), phenolsulfonic acid, naphthalene sulfonic acids (Morwet type, AkzoNobel), the alkali metal salt of dibutyl naphthalenesulfonic acid (Nekal type, BASF) and fatty acid, alkali salt and ammonium salt, alkylsulfonate, alkylaryl sulfonates, alkyl sulfate, lauryl ether sulfate and aliphatic alcohol sulfate and sulphation 16-, 17-, with the salt of octadecanol, and fatty alcohol glycol ether, the condensation product of sulfonation naphthalene and its derivative and formaldehyde, the condensation product of naphthalene or naphthalene sulfonic acids and phenol and formaldehyde, polyoxyethylene octylphenol ether, ethoxylated isooctyl-phenol, octyl phenol, nonyl phenol, alkyl phenyl polyglycol ether, tributyl phenyl polyglycol ether, or polyoxypropylene alkyl ether, laruyl alcohol polyglycol ether acetic acid esters, sorbitol ester, lignin sulfite waste liquor and protein, albuminate, polysaccharide (as methylcellulose), Hydrophobic Modified Starch, polyvinyl alcohol (Mowiol type, Clariant), sodium alkylsulfosuccinates, fatty alcohol-polyoxyethylene ether, polyoxyethylene alkylaryl ether, polyoxyethylene higher fatty acid esters, the phosphate of polyoxyethylene alcohol or phenol, the fatty acid ester of polyalcohol, poly-alkoxylation thing, polyvinylamine, polymine, PVP(polyvinyl pyrrolidone) and copolymer thereof, a dress copolymer of macromolecule comb shape, grease, fatty alcohol and ethylene oxide condensate, the polyacrylates such as alkyltaurate, protein hydrolysate.Suitable oligosaccharide thing or polymer, such as, based on the combination of independent vinyl monomer, acrylic acid, EO and/or PO or itself and such as (polynary) alcohol or (polynary) amine.
The thickener be suitable for has xanthans, aluminium-magnesium silicate, gelatin, starch, methyl cellulose, polyvinyl alcohol, polyvinyl acetate and the adjuvant such as natural phospholipid (as cephalin and lecithin) and synthetic phospholipid, bentonite, sodium lignin sulfonate.
The wherein optional spent glycol of antifreezing agent, propane diols, glycerine, sorbierite.Deflocculant as suspension product can use the adjuvant of such as naphthalene sulfonic acid polymer, polymeric phosphate etc.Polysiloxane emulsion (as Silikon SRE, Wacker or Rhodorsil, Rhodia) can be used, long-chain alcohol, fatty acid, soap, organofluorine compound and composition thereof as defoamer.For improveing the mobility of solid product, the adjuvants such as such as paraffin, stearate, alkylphosphonate can be used.
Bactericide can be added with stable aqueous herbicide formulation.The bactericide be suitable for is antiphen (Dichlorophen) and benzyl alcohol hemiformal and isothiazolinone derivatives, as alkyl isothiazole quinoline ketone and BIT.
Operable colouring agent, such as inorganic pigment, as iron oxide, titanium oxide and Prussian blue; And organic pigment/dyestuff: alizarin dyes, azo dyes and metallized phthalocyanine dye; And trace element, such as molysite, manganese salt, boron salt, mantoquita, cobalt salt, molybdenum salt and zinc salt.
The example of adhesive is PVP(polyvinyl pyrrolidone), polyvinyl acetate, polyvinyl alcohol and tylose.
Containing a Herbicidal combinations for ametryn, sulfentrazone, flazasulfuron, suitable formulation is: aqueous suspension agent, oil-suspending agent, suspension emulsion, missible oil, microemulsion, water dispersible granules, wetting powder, micro-capsule suspension.
Preparation emulsion, paste or oil dispersion, can by wetting agent, tackifier, dispersant or emulsifier by active component directly or to be dissolved in after in oil or solvent homogenizing in water.Or the concentrate that is made up of active substance, wetting agent, tackifier, dispersant or emulsifier and suitable solvent or oil can also be prepared and this concentrate is suitable for dilute with water.
Powder, broadcasting sowing can by mixing ametryn, sulfentrazone and flazasulfuron active component and safener with solid carrier or simultaneous grinding and preparing with material and pulvis.
Particle such as coated particle, impregnated granules and homogeneous particle can adhere to by making active component and solid carrier and prepare.
Herbicidal combinations of the present invention can make with the form of the composition of its active compound component the preparation being suitable for using, and also can use with the form of the combination of the commercial preparation of its suitable dosage.
Herbicidal combinations of the present invention can also be used with other active ingredient combination, other active component described such as fungicide, bactericide, attractant, insecticide, miticide, nematocide, growth regulator, safener, fertilizer or semiochemical etc.
Containing a Herbicidal combinations for ametryn, sulfentrazone and flazasulfuron, said composition is used for the control of the place weeds such as sugarcane, paddy rice, corn, soybean, peanut, sunflower, pineapple, oranges and tangerines, Chinese sorghum, wheat, lawn.
On the other hand, present invention also offers a kind of Herbicidal combinations containing ametryn, sulfentrazone and flazasulfuron, for preventing or controlling undesirable vegetation, comprise the control of the sedge weeds such as dark root perennial weed and annual and biennial grass family, the particularly rhizome of nutgrass flatsedge and broadleaf weed.
On the other hand, present invention also offers a kind of method of preventing or controlling not wish vegetation, a kind of Herbicidal combinations containing ametryn, sulfentrazone and flazasulfuron is acted in the soil of not wishing that vegetation survives, do not wish the cauline leaf of vegetation, before crop-planting or before after planting emerging, and the laggard row relax of crop emerges.
Herbicidal combinations of the present invention is applicable to prevent and treat a large amount of noxious plant, comprise grassy weed, as barnyard grass (Echinochloacrusgalli (L.) Beauv.), eleusine indica (Eleusineindica), Bermuda grass (Cynodondactylon), lady's-grass (Digitariasanguinalis), ditch millet (PaspalumscrobiculatumLinn.), green foxtail (Setariaviridis), large broomcorn millet (PanicummaximumJacq.), pondweed (PotamogetondistinctusA.Bennett), Brachiaria Griseb (Brachiariaeruciformis (J.E.Smith) Gri), annual bluegrass (PoaannuaL).
Herbicidal combinations of the present invention is also applicable to control annual and perennial sedge weed in a large number, as the rhizome of nutgrass flatsedge (cyperusrotundusL.), earth almona (CyperusesculentusL.), Ji Shacao (CyperusbrevifoliusH.), yellow clever nutgrass flatsedge (CyperusmicroiriaSteud), cyperus iria (CyperusiriaL.), fescue (Bulbostylisbarbata(Rotth.) Kunth), Chufa (Eleocharistuberosa), kyllinga brevifolia (KyllingabrevifoliaRottb).
The present composition is also applicable to prevent and treat a large amount of broadleaf weed, especially broad leaved weed, and it comprises: moleplant seed (SemenEuphorbiae), piemarker (AbutilontheophrastiMedic), tassel flower (Emiliasonchifolia (Linn.) DC), chrysanthemum celery (Erechititesvalerianaefolia), Euphorbia (Euphorbia), Polygonum (Polygonum), shepherd's purse (Capsellabursa-pastoris), Ageratum conyzoides (Ageratumconyzoides), common sow thistle (Sonchusoleraceus), Alternanthera (alternantheraforsk.), Amaranthus (Amaranthus), beggar-ticks (Bidenspilosa), field bindweed (ConvolvulusarvensisL.), Chenopodium (Chenopodium), crotalaria mucronata (CrotalariapallidaAit), lead a cow (Pharhirisnilqianniuhua), Amaranthus retroflexus (AmaranthusretroflexusL.), datura (Datura), Siberian cocklebur (Xanthiumsibiricum), green amaranth (AltemantheraParonychioides), Veronica (VeronicapolitaFries), summer cypress (Kochiascoparia), clearvers (bedstraw), black nightshade (SolanumnigrumLinn), sinapsis alba (SinapisalbaL.), white dead nettle (
lamiumbarbatumsieb.etZucc.), red heart lamb's-quarters (ChenopodiumalbumL.), benbie (LamiumamplexicauleL.), chickweed (Stellariamedia), common vetch (ViciasativaL.).
Herbicidal combinations of the present invention is used for ploughing, and antagonism/control wherein should plant the common harmful plant in the field of useful plant (i.e. crop).Useful plant comprises: the places such as sugarcane, paddy rice, corn, soybean, peanut, sunflower, pineapple, oranges and tangerines, Chinese sorghum, wheat, lawn
.
Having in the crop of resistance to the Herbicidal combinations that the present invention relates to, controlling weeds before composition of the present invention can be used for crop sowing and before after planting emerging, prevents and treats undesirable vegetation after being also used in crop emerges.
In this ad hoc approach of the present invention, the present composition is having weed killer herbicide the crop plants of resistance or tolerance to plant or can use at least one times before emerging, with realize effectively preventing and treating undesirable vegetation and composition also can to weed killer herbicide by the crop emerges of resistance or tolerance after use.
If the present composition is used for crop plants, if namely they to be applied to after crop emerges the field of crop, if active component can not by the good tolerance of some crop plants, then can by the protector weed sprays composition of the fog-spray nozzle of the type be applicable to, to make the stem of sensitive crop plant not contact as far as possible with leaf, and reactive compound arrives the leaf of undesirable plant or the application technique of exposed soil surface that grow below.
In use Herbicidal combinations of the present invention, ametryn can be used together with flazasulfuron with sulfentrazone.Term " is used together " and is comprised separately, uses successively with simultaneously.Equally, use composition and must not mean that compound ametryn and sulfentrazone and flazasulfuron or must mix thing as bucket and use simultaneously as single formulation, but composition comprises the preparaton separated of herbicide and sulfentrazone and flazasulfuron, these preparatons mix thing as single bucket and use, or use via the measure of using separated.Under any circumstance, can by herbicidal composition of the present invention simultaneously or use successively.
Can but not necessarily, herbicide and sulfentrazone and flazasulfuron are formulated in single formulation.Usually before the use, herbicide, sulfentrazone and flazasulfuron are combined as bucket and mix thing.But, the pre-composition of herbicide and sulfentrazone also can be provided and this pre-composition can be combined with at least one weed killer herbicide flazasulfuron.
The present composition is used in a usual manner by technology known by the technical staff.Suitable technology comprises spraying, atomization, dusting, broadcasts sowing or water.Administration form depends on the object be intended in a manner known; Under any circumstance they should guarantee that the best of inventive compound may distribute.
Composition is mainly through spraying, and especially the water diluent that contains of the active component of foliar spray composition is applied to place.Use and undertaken by conventional spray techniques, such as use water as carrier and in spray liquid the rate of application of active ingredient be about 10-5000g/ha or 20-3000g/ha(such as 400-2000g/ha).It is also possible that low capacity and ultra low volume method use Herbicidal combinations, as they are used with microparticulate form.
If active component can not be tolerated well by certain plants, then can use wherein by sprayer unit as difform protective cover weed sprays composition does not contact as far as possible to make the leaf of sensitive crop plant, and reactive compound arrives the growth leaf of undesirable plant below or the application technique of exposed soil surface.
Herbicidal combinations of the present invention or can go out postemergence application before emerging, and namely uses before, during and/or after undesirable plant emergence.
Use comprehensive controlling weeds before or after Herbicidal combinations of the present invention can being used for sowing (plantation) crop plants, but preferably used before sowing crop plants.Composition before long-term cropping 9 months usually, often at the most 6 months, preferably the date of 4 months used at the most.Can before crop plants is emerged 1 day at the most, date preferably before sowing/long-term cropping plant, before preferred plantation at least 1 day, preferably at least 2 days, the date of especially at least 4 days, or before emerging 6 months to 1 day, especially 4 months to 2 days, more preferably within 4 months to 4 days, carry out burning the grass on waste land using.Certainly can in described time range repetitive administration one or many, as once, twice, three times, four times or five times.
It is active that the special advantage of the present composition is that they have extraordinary post-emergent herbicide, and namely they show good activity of weeding to the undesirable plant emerged, and also has activity of weeding before certain emerging simultaneously.Therefore, in the preferred embodiments of the invention, composition is gone out postemergence application, namely among undesirable plant emergence and/or use afterwards.Particularly advantageously, inventive mixture is used when undesirable plant starts leaf development to when blooming.Said composition is particularly useful for preventing and treating the undesirable vegetation having developed to the stage be difficult to conventional composition for preventing and controlling of burning the grass on waste land, and the described stage is when weeds are individual higher than 10 ㎝ (4 inches), or even higher than 15 ㎝ (6 inches) and/or severe weeds colony.
When plant emergence post processing, Herbicidal mixture of the present invention or composition use preferably by foliage applying.
The required rate of application of Herbicidal combinations of the present invention depends on the density of undesirable vegetation, developmental stage of plant, the kind of plant, the weather conditions using the place of composition and application process.The use of composition active ingredient is generally 10-5000g/ha, preferred 20-3000g/ha, more preferably 400-2000g/ha.
The rate of application of ametryn is generally: 1000-3000g/ha, preferred 1500-2500g/ha active component.
The rate of application of sulfentrazone is generally: 100-1000g/ha, preferred 200-700g/ha, more preferably 350-400g/ha active component.
The rate of application of flazasulfuron is generally: 10-100g/ha, preferred 20-60g/ha active component.
If applying safener, the rate of application of safener is generally 1-5000g/ha, preferred 2-5000g/ha or 5-5000g/ha active substance.Preferably do not apply safener, therefore utilization rate is lower than 5g/ha, especially lower than 2g/ha or lower than 1g/ha.
Above-mentioned metering is only general exemplary dose, and actual those skilled in the art can according to actual conditions and needs when using, and especially adjusts utilization rate according to pending plant or the character of crop and the situation of crop smothering.
It should be pointed out that any embodiment of the present invention or embodiment any technical characteristic can independently with other embodiment combination with one another any of the present invention.That is, one or more technical characteristics of any embodiment of the present invention all can reconfigure with other technical characteristic any.Technical characteristic reconfigures and the technical characteristic that formed is disclosed in herein thus, and it is documented in the same especially herein.
By following implementation example, the present invention is described, but, should be appreciated that the present invention is not limited to given embodiment.
Embodiment
embodiment 12% ametryn+2% sulfentrazone+1% flazasulfuron suspending agent
Ametryn 2%
Sulfentrazone 2%
Flazasulfuron 1%
Lignosulfonates 5%
Dioctyl succinate disulfonate acid 0.5%
Alcohol ethoxy ether 3%
Xanthans 0.3%
Glycerine 5%
Defoamer 0.6%
Water complements to 100%
The ratio of each components such as active component, dispersant, wetting agent and water according to formula is mixed, after grinding and/or high speed shear, obtains 2% ametryn+2% sulfentrazone+2% flazasulfuron suspending agent.Also the ratio of the component except xanthans according to formula can be mixed, stir, grind, then mix with 1% xanthans of configuration, stir, obtain 2% ametryn+2% sulfentrazone+2% flazasulfuron suspending agent.
embodiment 25% ametryn+3% sulfentrazone+2% flazasulfuron wetting powder
Ametryn 5%
Sulfentrazone 3%
Flazasulfuron 2%
Lauryl sodium sulfate 2%
Sodium lignin sulfonate 15%
White carbon 5%
By the proportional components mixing by formula such as active component, various auxiliary agent and filler, after ultra-fine pulverizer disintegrating, namely obtain 5% ametryn+3% sulfentrazone+2% flazasulfuron wetting powder
embodiment 310% ametryn+5% sulfentrazone+5% flazasulfuron microemulsion
Ametryn 10%
Sulfentrazone 5%
Flazasulfuron 5%
1-METHYLPYRROLIDONE 15%
Esterification castor oil 10%
Neopelex 5%
Phenyl phenol polyoxyethanyl ether phosphate 5%
Water complements to 100%
Ametryn, sulfentrazone and flazasulfuron are added together, make to be dissolved into homogeneous oil phase, under high velocity agitation, oil phase is mixed with water, obtained 10% ametryn+5% sulfentrazone+5% flazasulfuron microemulsion.
embodiment 43% ametryn+3% sulfentrazone+30% flazasulfuron water dispersible granules
Ametryn 3%
Sulfentrazone 3%
Flazasulfuron 30%
Sodium lignin sulfonate 5%
Lauryl sodium sulfate 2%
Urea 10%
Kaolin complements to 100%
Active component, dispersant, wetting agent, disintegrant, cosolvent and the filler ratio in formula is mixed, becomes wetting powder through air-flow crushing, then add a certain amount of water mixing extruder grain.3% ametryn+3% sulfentrazone+30% flazasulfuron water dispersible granules is obtained after drying screening..
embodiment 550% ametryn+9% sulfentrazone+1% flazasulfuron suspending agent
Ametryn 50%
Sulfentrazone 9%
Flazasulfuron 1%
Aryl phenyl polyethenoxy ether sulphonate 2.0%
Dioctyl succinate disulfonate acid 0.4%
Xanthans 0.3%
Propane diols 5%
Defoamer 0.6%
Water complements to 100%
The ratio of each components such as active component, dispersant, wetting agent and water according to formula is mixed, after grinding and/or high speed shear, obtains 50% ametryn+9% sulfentrazone+1% flazasulfuron suspending agent.Also the ratio of the component except xanthans according to formula can be mixed, stir, grind, then mix with 1% xanthans of configuration, stir, obtain 50% ametryn+9% sulfentrazone+1% flazasulfuron suspending agent.
embodiment 629% ametryn+50% sulfentrazone+1% flazasulfuron wetting powder
Ametryn 29%
Sulfentrazone 50%
Flazasulfuron 1%
Lauryl sodium sulfate 5%
Sodium lignin sulfonate 5%
White carbon 2%
Kaolin complements to 100%
By the proportional components mixing by formula such as active component, various auxiliary agent and filler, after ultra-fine pulverizer disintegrating, namely obtain 29% ametryn+50% sulfentrazone+1% flazasulfuron wetting powder
embodiment 79% ametryn+50% sulfentrazone+1% flazasulfuron suspending agent
Ametryn 9%
Sulfentrazone 50%
Flazasulfuron 1%
Fatty alcohol-polyoxyethylene ether sulfosuccinic acid monoesters disodium 2%
Methyl naphthalene sulfonate formaldehyde condensate 2%
Poly-methyl carboxylic acids salt (huntsmanTersperse2500) 1%
Xanthans 0.3%
Bentonite 1%
Propane diols 1%
Defoamer 0.6%
Water complements to 100%
The ratio of each components such as active component, dispersant, wetting agent and water according to formula is mixed, after grinding and/or high speed shear, obtains 9% ametryn+50% sulfentrazone+1% flazasulfuron suspending agent.Also the ratio of the component except xanthans according to formula can be mixed, stir, grind, then mix with 1% xanthans of configuration, stir, obtain 9% ametryn+50% sulfentrazone+1% flazasulfuron suspending agent.
embodiment 820% ametryn+20% sulfentrazone+20% flazasulfuron suspending agent
Ametryn 20%
Sulfentrazone 20%
Flazasulfuron 20%
Fatty alcohol-polyoxyethylene ether sulfosuccinic acid monoesters disodium 0.5%
Pluronic PE 6800 2.5%
Aryl polyoxyethylene ether phosphate 1.5%
Xanthans 0.5%
Bentonite 1%
Glycerine 5%
Defoamer 0.6%
Water complements to 100%
The ratio of each components such as active component, dispersant, wetting agent and water according to formula is mixed, after grinding and/or high speed shear, obtains 20% ametryn+20% sulfentrazone+20% flazasulfuron suspending agent.Also the ratio of the component except xanthans according to formula can be mixed, stir, grind, then mix with 1% xanthans of configuration, stir, obtain 20% ametryn+20% sulfentrazone+20% flazasulfuron suspending agent.
embodiment 990% ametryn+4% sulfentrazone+1% flazasulfuron wetting powder
Ametryn 90%
Sulfentrazone 4%
Flazasulfuron 1%
Sodium lignin sulfonate 2%
NaLS 1%
The silicic acid 1% of high degree of dispersion
Kaolin complements to 100%
Combinations thereof is mixed in proportion, and grinds, pulverize, be prepared into wetting powder.
embodiment 1080% ametryn+4% sulfentrazone+1% flazasulfuron granule
Ametryn 80%
Sulfentrazone 4%
Flazasulfuron 1%
Sodium lignin sulfonate 3%
Polyethylene glycol 2%
The silicic acid 1% of high degree of dispersion
Calcium carbonate complements to 100%
Active component, dispersant, wetting agent, disintegrant, cosolvent and the filler ratio in formula is mixed, becomes wetting powder through air-flow crushing, then add a certain amount of water mixing extruder grain.80% ametryn+4% sulfentrazone+1% flazasulfuron granule is obtained after drying screening.
embodiment 113% ametryn+90% sulfentrazone+1% flazasulfuron wetting powder
Ametryn 3%
Sulfentrazone 90%
Flazasulfuron 1%
Sodium lignin sulfonate 2%
Dodecyl sodium sulfate 1%
White carbon 1%
Kaolin complements to 100%
Said components is mixed in proportion, and grinds, pulverize, be prepared into wetting powder.
embodiment 124% ametryn+80% sulfentrazone+1% flazasulfuron extrudes granule
Ametryn 4%
Sulfentrazone 80%
Flazasulfuron 1%
Sodium lignin sulfonate 4%
Carboxymethyl cellulose 2%
White carbon 5%
Kaolin complements to 100%
Active component mixed with auxiliary agent and grind, mixture water is moistening.This mixture is extruded, then dry in the air stream.
embodiment 1320% ametryn+10% sulfentrazone+25% flazasulfuron suspending agent
Ametryn 20%
Sulfentrazone 10%
Flazasulfuron 25%
Dioctyl succinate disulfonate acid 0.5%
Modified sodium lignosulfonate 3%
Xanthans 0.5%
Glycerine 5%
Defoamer 0.6%
Water complements to 100%
The ratio of each components such as active component, dispersant, wetting agent and water according to formula is mixed, after grinding and/or high speed shear, obtains 20% ametryn+10% sulfentrazone+25% flazasulfuron suspending agent suspending agent.Also the ratio of the component except xanthans according to formula can be mixed, stir, grind, then mix with 1% xanthans of configuration, stir, obtain 20% ametryn+10% sulfentrazone+25% flazasulfuron suspending agent.
embodiment 142% ametryn+30% sulfentrazone+2% flazasulfuron suspending agent
Ametryn 2%
Sulfentrazone 30%
Flazasulfuron 2%
Solvesso20030%
Ethoxylated castor oil 4%
Fatty alcohol-polyoxyethylene ether 1%
MODIFIED LIGNOSULPHONATE 5%
Xanthans 0.5%
Bentonite 1%
Glycerine 5%
Defoamer 0.6%
Water complements to 100%
Ametryn is dissolved in Solvesso200, adds ethoxylated castor oil, obtain ametryn missible oil; By sulfentrazone and flazasulfuron, fatty alcohol-polyoxyethylene ether sulfosuccinic acid monoesters disodium, MODIFIED LIGNOSULPHONATE, xanthans, bentonite, glycerine, above-mentioned each component such as water mixes in proportion, and through sand milling, is prepared into suspoemulsion.
The oil phase of ametryn is joined in the suspending agent containing sulfentrazone and flazasulfuron, obtain suspended emulsion.
embodiment 155% ametryn+60% sulfentrazone+5% flazasulfuron wettable powder
Ametryn 5%
Sulfentrazone 60%
Flazasulfuron 5%
Sodium lignin sulfonate 2%
Dodecyl sodium sulfate 1%
Kaolin complements to 100%
Said components is mixed in proportion, and grinds, pulverize, be prepared into wetting powder.
embodiment 1630% ametryn+1% sulfentrazone+1% flazasulfuron ZC
Atlox49134%
Citric acid 0.05%
Catalyzer 0.1%
Water 13%
Sulfentrazone 1%
Flazasulfuron 1%
PAPI1.35%
Solvesso20010%
Atlox491316%
Dispersant Toximul83200.3%
Defoamer 0.16%
Urea 8.4%
Ametryn 30%
Water complements to 100%
By PAPI, the oil phase that ametryn and Solvesso200 are formed adds in the aqueous solution containing Atlox4913, forms emulsion.Then heat and be incubated and add catalyst reaction 2 hours at 50 DEG C.The microcapsules of pyrrole grass ether is obtained after cooling.
Atlox4913, dispersant LFH, defoamer, urea, sulfentrazone and flazasulfuron and water mix in proportion, and through sand milling, are prepared into suspending agent.
The microcapsules of the ametryn obtained is added in the aqueous suspension agent of sulfentrazone and flazasulfuron, stir and obtain 30% ametryn+1% sulfentrazone+1% flazasulfuron ZC
embodiment 1730% ametryn+15% sulfentrazone+1% flazasulfuron missible oil
Ametryn 30%
Sulfentrazone 15%
Flazasulfuron 1%
Ethoxylated castor oil 5%
Calcium dodecyl benzene sulfonate 3%
1-METHYLPYRROLIDONE complements to 100%
Above-mentioned substance is mixed to transparency liquid, obtains missible oil.
embodiment 1830% ametryn+10% sulfentrazone+10% flazasulfuron oil-suspending agent
Ametryn 30%
Sulfentrazone 10%
Flazasulfuron 10%
Fatty alcohol-polyoxyethylene ether sulfosuccinic acid monoesters disodium 10%
MODIFIED LIGNOSULPHONATE 5%
Xanthans 0.5%
Bentonite 1%
Glycerine 5%
Defoamer 0.6%
Corn oil complements to 100%
Active component ametryn, sulfentrazone, flazasulfuron, dispersant, wetting agent and each component of the remaining part corn wet goods ratio according to formula is mixed, after grinding and/or high speed shear, obtains suspending agent.
embodiment 1930% ametryn+30% sulfentrazone+1% flazasulfuron granule
Ametryn 30%
Sulfentrazone 30%
Flazasulfuron 1%
Sodium lignin sulfonate 5%
Lauryl sodium sulfate 2%
Urea 10%
Kaolin complements to 100%
Active component, dispersant, wetting agent, disintegrant, cosolvent and the filler ratio in formula is mixed, becomes wetting powder through air-flow crushing, then add a certain amount of water mixing extruder grain.30% ametryn+30% sulfentrazone+1% flazasulfuron granule is obtained after drying screening.
Embodiment 2080% ametryn+15% sulfentrazone+5% flazasulfuron WP
Ametryn 80%
Sulfentrazone 15%
Flazasulfuron 5%
In proportion by ametryn, sulfentrazone, flazasulfuron mixes.
application test example
Following test shows, and it to the effect of the growth of undesirable plant, and compares with independent weeding active compound by herbicidal composition of the present invention.
For crop emerges pre-treatment, directly before planting or use after sowing by thin distribution nozzles and suspend or the reactive compound that is emulsifiable in water.Or to cultivation medium uniform irrigation, or by the pulvis of said composition or granule uniform stirring in cultivation medium, undesirable vegetation is made evenly to germinate and grow, unless be subject to the detrimental effect of reactive compound.
For crop emerges post processing, first make test plant growth to the height of about 3-20cm, weeds in the 3-4 leaf phase, weeds height at 10-20 ㎝, and only at this moment between section process.Herein, Herbicidal combinations suspended or is emulsifiable in as in the water of dispersion medium, and using segmentation cloth nozzle spray.
Ametryn uses with commercially available Ah going out clean (Ametrex) 80% wetting powder preparaton.
Sulfentrazone uses with commercially available sulfentrazone (Authority) 40% suspending agent preparaton.
Flazasulfuron uses with the elegant 25% water dispersible granules preparaton of commercially available gold hundred.
Test period is taken care of undesirable vegetation and is evaluated their responses to each reactive compound process.
Investigation method and drug effect calculate:
Preventive effect (%)=[check plot weeds strain number-treatment region weeds strain number]/weeds strain number × 100, check plot
test example 1
The process of sugarcane field weeds, before sugarcane field sowing, marks off the uniform plot of fertility, and sowing weed seed, treats that weeds are highly about 2-12 centimetre, carries out carrying out spraying process to weeds and bare soil, difference 10 days after administration, 30 days investigation drug effects.
Table 1 is used and be the present invention relates to 10 days preventive effects to weeds after Herbicidal combinations medicine
As can be known from the above table, before sugarcane sowing, use the Herbicidal combinations that the present invention relates to, dispenser, after 10 days, according to ternary built Herbicidal combinations of the present invention, has good preventive effect to the monocotyledon weed such as sedge family and grass family and broadleaf weed.And according to Herbicidal combinations of the present invention, reduce than the dosage of single dose, drug effect significantly improves, and to crop safety.
Table 2 is used and be the present invention relates to 30 days preventive effects to weeds after Herbicidal combinations medicine
As can be known from the above table, before sugarcane sowing, use the Herbicidal combinations that the present invention relates to, dispenser, after 30 days, according to ternary built Herbicidal combinations of the present invention, has good preventive effect to the monocotyledon weed such as sedge family and grass family and broadleaf weed.And according to Herbicidal combinations of the present invention, reduce than the dosage of single dose, drug effect significantly improves.
Therefore the Herbicidal combinations that the present invention relates to, in crop-planting pre-treatment weeds, has good control efficiency, ensures the interference not by weeds when long-term cropping.And composition preventive effect is better than the preventive effect of respective single dose, and there is good quick-acting and lasting effect.
test example 2
The process of sugarcane field weeds, after sugarcane field is emerged, marks off the uniform plot of fertility, sowing weed seed, treat that weeds are highly about 2-12 centimetre, now sugarcane was in for 4 leaf phases, directed spraying process is carried out to weeds and bare soil, difference 10 days after administration, 30 days investigation drug effects.
Table 3 is used and be the present invention relates to 10 days preventive effects to weeds after Herbicidal combinations medicine
As can be known from the above table, go out sugarcane the Herbicidal combinations that postemergence application the present invention relates to, dispenser, after 10 days, according to ternary built Herbicidal combinations of the present invention, has good preventive effect to the monocotyledon weed such as sedge family and grass family and broadleaf weed.And according to Herbicidal combinations of the present invention, reduce than the dosage of single dose, drug effect significantly improves, and to crop safety.
Table 4 is used and be the present invention relates to 30 days preventive effects to weeds after Herbicidal combinations medicine
As can be known from the above table, go out sugarcane the Herbicidal combinations that postemergence application the present invention relates to, dispenser, after 30 days, according to ternary built Herbicidal combinations of the present invention, has good preventive effect to the monocotyledon weed such as sedge family and grass family and broadleaf weed.And according to Herbicidal combinations of the present invention, reduce than the dosage of single dose, drug effect significantly improves.
Therefore the Herbicidal combinations that the present invention relates to has good control efficiency, is effectively better than the preventive effect of respective single dose, and has good quick-acting and lasting effect.
test example 3
Corn field weed process, after corn field is emerged, marks off the uniform plot of fertility, sowing weed seed, treat that weeds are highly about 2-12 centimetre, now corn was in for 5 leaf phases, directed spraying process is carried out to weeds and bare soil, difference 10 days after administration, 30 days investigation drug effects.
Table 5 corn field use the present invention relates to Herbicidal combinations medicine after 10 days preventive effects to weeds
As can be known from the above table, use the Herbicidal combinations dispenser that the present invention relates to after 10 days at corn field, according to ternary built Herbicidal combinations of the present invention, have good preventive effect to the monocotyledon weed such as sedge family and grass family and broadleaf weed.And according to Herbicidal combinations of the present invention, reduce than the dosage of single dose, drug effect significantly improves, and to crop safety.
Table 6 corn field use the present invention relates to Herbicidal combinations medicine after 30 days preventive effects to weeds
As can be known from the above table, use the Herbicidal combinations that the present invention relates at corn field, dispenser, after 30 days, according to ternary built Herbicidal combinations of the present invention, has good preventive effect to the monocotyledon weed such as sedge family and grass family and broadleaf weed.And according to Herbicidal combinations of the present invention, reduce than the dosage of single dose, drug effect significantly improves.
Therefore the Herbicidal combinations that the present invention relates to has good control efficiency, is effectively better than the preventive effect of respective single dose, and has good quick-acting and lasting effect.
test example 4
The process of citrus orchard weeds, at citrus orchard, marks off the uniform plot of fertility, and sowing weed seed, treats that weeds are highly about 2-12 centimetre, carry out directed spraying process to weeds and bare soil, difference 10 days after administration, 30 days investigation drug effects.
Table 7 citrus orchard use the present invention relates to Herbicidal combinations medicine after 10 days preventive effects to weeds
As can be known from the above table, use the Herbicidal combinations that the present invention relates at citrus orchard, dispenser, after 10 days, according to ternary built Herbicidal combinations of the present invention, has good preventive effect to the monocotyledon weed such as sedge family and grass family and broadleaf weed.And according to Herbicidal combinations of the present invention, reduce than the dosage of single dose, drug effect significantly improves, and to crop safety.
Table 8 citrus orchard use the present invention relates to Herbicidal combinations medicine after 30 days preventive effects to weeds
As can be known from the above table, use the Herbicidal combinations that the present invention relates at citrus orchard, dispenser, after 30 days, according to ternary built Herbicidal combinations of the present invention, has good preventive effect to the monocotyledon weed such as sedge family and grass family and broadleaf weed.And according to Herbicidal combinations of the present invention, reduce than the dosage of single dose, drug effect significantly improves.
Therefore the Herbicidal combinations that the present invention relates to has good preventive effect for the monocotyledon weed such as sedge family and grass family of citrus orchard and broadleaf weed, is effectively better than the preventive effect of respective single dose, and has good quick-acting and lasting effect.
test example 5
The process of potato fields weeds, after potato fields is emerged, marks off the uniform plot of fertility, and sowing weed seed, treats that weeds are highly about 2-12 centimetre, carry out directed spraying process to weeds and bare soil, difference 10 days after administration, 30 days investigation drug effects.
Table 9 potato fields use the present invention relates to Herbicidal combinations medicine after 10 days preventive effects to weeds
As can be known from the above table, use the Herbicidal combinations dispenser that the present invention relates to after 10 days at potato fields, according to ternary built Herbicidal combinations of the present invention, have good preventive effect to the monocotyledon weed such as sedge family and grass family and broadleaf weed.And according to Herbicidal combinations of the present invention, reduce than the dosage of single dose, drug effect significantly improves, and to crop safety.
Table 10 potato fields use the present invention relates to Herbicidal combinations medicine after 30 days preventive effects to weeds
As can be known from the above table, use the Herbicidal combinations that the present invention relates at potato fields, dispenser, after 30 days, according to ternary built Herbicidal combinations of the present invention, has good preventive effect to the monocotyledon weed such as sedge family and grass family and broadleaf weed.And according to Herbicidal combinations of the present invention, reduce than the dosage of single dose, drug effect significantly improves.
Therefore the Herbicidal combinations that the present invention relates to has good control efficiency, is effectively better than the preventive effect of respective single dose, and has good quick-acting and lasting effect.
Experimental example 6-10
According to the method for experimental example 1-5, Herbicidal combinations of the present invention is used for Soybean Field, Peanut Fields, the place such as paddy field, sunflower ground, pineapple ground, sorghum field, wheat paddock, lawn, result shows Herbicidal combinations of the present invention has good preventive effect to the monocotyledon weed such as sedge family and grass family and broadleaf weed.And according to Herbicidal combinations of the present invention, reduce than the dosage of single dose, and there is good quick-acting and lasting effect.
Claims (19)
1., containing a Herbicidal combinations for ametryn, sulfentrazone, flazasulfuron, it is characterized in that: the weight ratio of described ametryn, sulfentrazone, flazasulfuron is 1-30:1-15:1.
2. a kind of Herbicidal combinations containing ametryn, sulfentrazone, flazasulfuron according to claim 1, is characterized in that: described ametryn, sulfentrazone, flazasulfuron account for described Herbicidal combinations 5%-100% by weight altogether.
3. a kind of Herbicidal combinations containing ametryn, sulfentrazone, flazasulfuron according to claim 1, is characterized in that: described ametryn, sulfentrazone, flazasulfuron account for described Herbicidal combinations 10%-80% by weight altogether.
4. a kind of Herbicidal combinations containing ametryn, sulfentrazone, flazasulfuron according to claim 1, is characterized in that: described ametryn, sulfentrazone, flazasulfuron account for described Herbicidal combinations 20%-60% by weight altogether.
5. a kind of Herbicidal combinations containing ametryn, sulfentrazone, flazasulfuron according to claim 1, is characterized in that: the weight ratio that the amount of described ametryn accounts for whole Herbicidal combinations is 2%-80%.
6. a kind of Herbicidal combinations containing ametryn, sulfentrazone, flazasulfuron according to claim 5, is characterized in that: the weight ratio that the amount of described ametryn accounts for whole Herbicidal combinations is 5%-30%.
7. a kind of Herbicidal combinations containing ametryn, sulfentrazone, flazasulfuron according to claim 1, is characterized in that: the percentage by weight that the amount of described sulfentrazone accounts for whole Herbicidal combinations is 2%-60%.
8. a kind of Herbicidal combinations containing ametryn, sulfentrazone, flazasulfuron according to claim 7, is characterized in that: the percentage by weight that the amount of described sulfentrazone accounts for whole Herbicidal combinations is 4%-30%.
9. a kind of Herbicidal combinations containing ametryn, sulfentrazone, flazasulfuron according to claim 1, is characterized in that: the percentage by weight that the amount of described flazasulfuron accounts for whole Herbicidal combinations is 1%-20%.
10. a kind of Herbicidal combinations containing ametryn, sulfentrazone, flazasulfuron according to claim 9, is characterized in that: the percentage by weight that the amount of described flazasulfuron accounts for whole Herbicidal combinations is 2%-10%.
11. a kind of Herbicidal combinations containing ametryn, sulfentrazone, flazasulfuron according to claim 1, is characterized in that: described composition also comprises carrier, surfactant and other auxiliary agent be agriculturally suitable for.
12. a kind of Herbicidal combinations containing ametryn, sulfentrazone, flazasulfuron according to claim 1, it is characterized in that: described combination dosage form is aqueous suspension agent, oil-suspending agent, suspension emulsion, missible oil, microemulsion, water dispersible granules, wetting powder, micro-capsule suspension.
The method of 13. 1 kinds of undesirable vegetation of control, is characterized in that: be applied to by Herbicidal combinations according to claim 1 and there is or expect the place that there is undesirable vegetation.
14. methods according to claim 13, comprise separately, use ametryn, sulfentrazone, flazasulfuron successively or simultaneously.
15. a kind of methods processing undesirable vegetation according to claim 13, is characterized in that: acted on by Herbicidal combinations according to claim 1 in the soil of not wishing that vegetation survives, do not wish the cauline leaf of vegetation.
16. a kind of methods processing undesirable vegetation according to claim 13, is characterized in that: by Herbicidal combinations according to claim 1 before crop-planting or pre-treatment of after planting emerging, or the seedling post processing of crop.
The method of vegetation is not wished in 17. a kind of process according to claim 13, it is characterized in that: comprise and Herbicidal combinations according to claim 1 is applied to sugarcane, paddy rice, corn, soybean, peanut, sunflower, pineapple, oranges and tangerines, Chinese sorghum, wheat, place, lawn.
The method of vegetation is not wished in 18. a kind of process according to claim 13, it is characterized in that: described undesirable vegetation comprises the monocotyledon weed such as grass family, sedge family and broadleaf weed.
The method of vegetation is not wished in 19. a kind of process according to claim 13, it is characterized in that: described undesirable vegetation is the rhizome of nutgrass flatsedge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210528588.9A CN102960357B (en) | 2012-12-11 | 2012-12-11 | A kind of Herbicidal combinations containing ametryn, sulfentrazone and flazasulfuron and uses thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210528588.9A CN102960357B (en) | 2012-12-11 | 2012-12-11 | A kind of Herbicidal combinations containing ametryn, sulfentrazone and flazasulfuron and uses thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN102960357A CN102960357A (en) | 2013-03-13 |
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| AR118686A1 (en) * | 2020-07-30 | 2021-10-27 | Red Surcos Colombia Ltda | COMPOSITION OF SULFENTRAZONE IN MICRO EMULSION FORM |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE19834627A1 (en) * | 1998-07-31 | 1998-12-03 | Novartis Ag | Broad-spectrum pre- or post=emergence herbicidal composition |
| CN101252836A (en) * | 2005-09-01 | 2008-08-27 | 杜邦公司 | Liquid sulfonylurea herbicide formulations |
| WO2012141276A1 (en) * | 2011-04-11 | 2012-10-18 | Ishihara Sangyo Kaisha, Ltd. | Herbicidal composition comprising flazasulfuron and an inhibitor of protoporphyrinogen oxidase |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19834627A1 (en) * | 1998-07-31 | 1998-12-03 | Novartis Ag | Broad-spectrum pre- or post=emergence herbicidal composition |
| CN101252836A (en) * | 2005-09-01 | 2008-08-27 | 杜邦公司 | Liquid sulfonylurea herbicide formulations |
| WO2012141276A1 (en) * | 2011-04-11 | 2012-10-18 | Ishihara Sangyo Kaisha, Ltd. | Herbicidal composition comprising flazasulfuron and an inhibitor of protoporphyrinogen oxidase |
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