CN103269594B - Synergistic herbicidal compositions containing penoxsuam and benfuresate - Google Patents

Synergistic herbicidal compositions containing penoxsuam and benfuresate Download PDF

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Publication number
CN103269594B
CN103269594B CN201180061839.0A CN201180061839A CN103269594B CN 103269594 B CN103269594 B CN 103269594B CN 201180061839 A CN201180061839 A CN 201180061839A CN 103269594 B CN103269594 B CN 103269594B
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active component
mixture
benfuresate
rate
application
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CN103269594A (en
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白石郁夫
铃木清志
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Corteva Agriscience LLC
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Dow AgroSciences LLC
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/90Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system

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  • Life Sciences & Earth Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Pest Control & Pesticides (AREA)
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  • Health & Medical Sciences (AREA)
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Abstract

The present invention relates to the Herbicidal combinations containing (a) penoxsuam and (b) benfuresate, described compositionss are to the offer concertedness preventing and treating of selected weeds.The Synergistic mixtures of the present invention can be used on the crop of resistance to inhibitor of acetolactate synthetase.Further, the cooperative compositions of the present invention can be with 2, and 4, glyphosate, glufosinate-ammonium, Mediben or imidazolone type are used in resistance to 2 together, 4, glyphosate tolerant, on the crop of resistance to glufosinate-ammonium, resistance to Mediben or resistance to imidazolone type.

Description

Synergistic herbicidal compositions containing penoxsuam and benfuresate
Crop is carried out protect with the weeds making it away from suppressing plant growth and other vegetation be in agricultural of incessant recurrence Problem.In order to help solve this problem, the researcher of synthesis chemical field has produced the described unnecessary life of effective preventing and treating Long multi-chemical and chemicals.Permitted eurypalynous chemical herbicide to have disclosed in the literature, and multiple chemistry is removed Careless agent has been used for commercial use.
In some cases it has therefore proved that, herbicidal active ingredient combinations are applied when when ratio is administered alone more effectively, and this is referred to as " synergism ".As Herbicide Handbook of the Weed Science Society of America, Eighth Edition, 2002, p.462 described in, " ' synergism ' is two or more factor interactions, thus effect when combining Should be greater than the prediction effect to response when being used alone based on each factor ".The present invention based on the discovery that:Known independent There is the benfuresate (benfuresate) of herbicidal efficacy and penoxsuam (penoxsulam) shows association when combination application Same effect.
Content of the invention
The present invention relates to Synergistic herbicidal mixture, it comprises (a) penoxsuam of herbicidally effective amount and (b) benfuresate. Described compositionss also can contain agriculture acceptable auxiliary agent or carrier.
The invention still further relates to the method for the growth of the undesirable vegetation of preventing and treating, particularly in Oryza glutinosa.
Penoxsuam is (2- (2,2- difluoroethoxy)-N- (5,8- dimethoxy-[1,2,4] triazol [1,5-c] Pyrimidine -2-base) -6- (trifluoromethyl) benzsulfamide common name.Its activity of weeding is described in The Pesticide Manual, Fifteenth Edition, in 2009.Penoxsuam prevents and treats barnyard grass and multiple broad-leaved dried tuber and aquatic miscellaneous in Oryza glutinosa Grass.
Benfuresate is the common name of ethyl sulfonic acid 2,3- dihydro -3,3- Dimethvl-benzofuran -5- base ester.Its activity of weeding It is described in The Pesticide Manual, Fifteenth Edition, in 2009.Benfuresate preventing and treating dogstail and broad leaved weed.
Term herbicide used in this application represents and kills plant, preventing and treating plant or otherwise inadvertently change plant The active component of growth.Herbicidally effective amount or vegetation preventing and treating amount are to cause unfavorable change to act on and include deviating from nature growth, kill The amount of the active component of effect such as extremely, adjust, be dehydrated, postponing.Term " plant (plant) " and " vegetation (vegetation) " meaning In the seed (germinant seed) including germinateing, incipient Seedling (emerging seedling), send out from vegetative propagule The plant (plants emerging from vegetative propagules) of bud and the vegetation having grown up to (established vegetation).
When Synergistic mixtures are applied directly in plantation or plant or plant be located in any growth stage or before emerging During ground, the compound of described Synergistic mixtures shows activity of weeding.Observed effect is depending on plant thing to be prevented and treated Kind, the growth stage of plant, the administration parameters of dilution and spray droplet size (spray drop size), the grain of solid constituent Environmental condition when degree, use, the particular compound being adopted, the concrete auxiliary agent being adopted and carrier, soil types etc., with And the amount of the chemicals being adopted.It is well known in the art that these and other factor can be adjusted, non-selective to promote Or selective herbicidal effect.Generally speaking, it is preferable that present composition postemergence application is not expected to relatively immature Vegetation, thus realize to weeds maximum preventing and treating.
In the present compositions, the active component ratio playing Synergistic herbicidal effect of benfuresate and penoxsuam (wt:Wt) scope is 6:1 to 95:1, preferred scope is 8:1 to 40:1.
The rate of application of cooperative compositions depends on the particular type of weeds to be prevented and treated, the degree needing preventing and treating, applies Opportunity and method.In general, the total amount based on the active component in compositionss for the rate of application of the present composition can be 300 Gram active component/hectare (gai/ha) is to 1000gai/ha.Preferably rate of application is 415gai/ha to 645gai/ha.At this In bright particularly preferred embodiment, the rate of application of benfuresate is 400gai/ha to 600gai/ha, and the applying of penoxsuam It is 15gai/ha to 45gai/ha with rate.
The component of the Synergistic mixtures of the present invention can be administered alone or apply as the part of multicomponent weeding system With.
The Synergistic mixtures of the present invention can be applied to prevent and treat broader species together with one or more other herbicide Undesirable vegetation.When being used together with other herbicides, can be by the present composition and other one or more herbicide Prepare together, mix in container with other one or more herbicide (tank mix) or with other one or more herbicide Successively apply.Some herbicides that can be applied together with the cooperative compositions of the present invention are included:2,4- drips (2,4-D), 2 first 4 chlorine (2,4-MCPA), Acetochlor (acetochlor), acifluorfen (acifluorfen), aclonifen (aclonifen), first grass Amine (alachlor), amidosulfuron (amidosulfuron), aminocyclopyrachlor, the acid of chlorine Fampridine (aminopyralid), aminotriazole(ATA) (aminotriazole), ammonium thiocyanate (ammoniumthiocyanate), anilofos (anilifos), azimsulfuron (azimsulfuron), benfuresate (benfuresate), bensulfuron-methyl (bensulfuron- Methyl), bentazone (bentazone), benthiocarb (benthiocarb), benzobicylon (benzobicyclon), pyrrole grass Ketone (benzofenap), bifenox (bifenox), bispyribac-sodium (bispyribac-sodium), bromacil (bromacil), bromobutide (bromobutide), Brominal (bromoxynil), butachlor (butachlor), fluorine third Phonetic grass ester (butafenacil), butralin (butralin), cafenstrole (cafenstrole), carbetamide (carbetamide), azoles humulone (carfentrazone-ethyl), chlorflurenol (chlorflurenol), chlorimuronethyl (chlorimuron), chlorpropham (chlorpropham), cinosulfuron (cinosulfuron), clethodim (clethodim), Clodinafop-propargyl (clodinafop-propargyl), different oxadiazon (clomazone), clomeprop (clomeprop), dichloro pyrrole Pyridine acid (clopyralid), cloransulammethyl (cloransulam-methyl), cumyluron (cumyluron), AC322140 (cyclosulfamuron), cycloxydim (cycloxydim), cyhalofop-butyl (cyhalofop-butyl), daimuron (daimuron), Mediben (dicamba), dichlobenil (dichlobenil), smart 2,4- drip propanoic acid (dichlorprop-P), double Chlorine sulphur grass amine (diclosulam), diflufenican (diflufenican), diflufenzopyr (diflufenzopyr), dimepiperate (dimepiperate), dimethametryn (dimethametryn), dimethenamid (dimethenamid), dimethenamid-P (dimethenamid-P), diquat dibromide (diquat), dithiopyr (dithiopyr), diuron (diuron), EK2612, mattress Grass enemy (EPTC), esprocarb (esprocarb), ethoxysulfuron (ethoxysulfuron), ethobenzanid (etobenzanid), azoles diclofop-methyl (fenoxaprop), azoles diclofop-methyl ethyl ester (fenoxaprop-ethyl), azoles standing grain Grass spirit ethyl ester+bis- benzene azoles acetoacetic ester (isoxidifen-ethyl), fentrazamide (fentrazamide), flazasulfuron (flazasulfuron), florasulam (florasulam), fluazifop (fluazifop), efficient fluazifop (fluazifop-P-butyl), flucetosulfuron (flucetosulfuron), flufenacet (flufenacet), flufenpyrethyl (flufenpyr-ethyl), Flumetsulam (flumetsulam), Flumiclorac pentyl (flumiclorac-pentyl), propine fluorine Careless amine (flumioxazin), fluometuron (fluometuron), flupyrsulfuron-methyl-sodium (flupyrsulfuron), fluroxypyr (fluroxypyr), fomesafen (fomesafen), formamido group Sulfometuron Methyl (foramsulfuron), fumiclorac, Glufosinate-ammonium (glufosinate), glufosinate-ammonium (glufosinate-ammonium), smart glufosinate-ammonium (glufosinate-P), grass are sweet Phosphine (glyphosate), halosulfuronmethyl (halosulfuron), haloxyfop-P-methyl (haloxyfop-methyl), fluorine pyrrole standing grain Spirit-R (haloxyfop-R), miaow oxalic acid (imazamethabenz), methoxy imazethapyr (imazamox), AC 263222 (imazapic), imazapyr (imazapyr), imazaquin (imazaquin), imazethapyr (imazethapyr), Imazosulfuron (imazosulfuron), indanofan (indanofan), iodine sulphur grand (iodosulfuron), ioxynil (ioxynil), Chinese mugwort point carbazones (ipfencarbazone), isoproturon (isoproturon), different acyl grass amine (isoxaben), isoxazole oxadiazon (isoxaflutole), lactofen (lactofen), 2 first 4 chlorine (MCPA), 2 first 4 chlorine Ester and amine (MCPAester&amine), Thistrol (MCPB), mecopropP (mecoprop-P), mefenacet (mefenacet), mesosulfuron (mesosulfuron), mesotrione (mesotrione), azole amide (metamifop), isopropyl methoxalamine (metolachlor), metosulam (metosulam), metsulfuron-methyl (metsulfuron), Molinate (molinate), monosulfmeturon (monosulfuron), sodium methylarsonate (MSMA), napropamide (napropamide), Nicosulfuron (nicosulfuron), norflurazon (norflurazon), OK-9701, orthosulfamuron (orthosulfamuron), oryzalin (oryzalin), Oxadiargyl (oxadiargyl), oxadiazon (oxadiazon), metribuzin (oxaziclomefone), Oxyfluorfen (oxyfluorfen), N,N'-dimethyl-.gamma..gamma.'-dipyridylium (paraquat), pendimethalin (pendimethalin), ring penta oxadiazon (pentoxazone), pethoxamid (pethoxamid), picloram (picloram), fluorine pyrrole acyl grass amine (picolinafen), piperophos (piperophos), Pretilachlor (pretilachlor), primisulfuronmethyl (primisulfuron), clefoxidim (profoxydim), propachlor (propachlor), propanil (propanil), propisochlor (propisochlor), propyzamide (propyzamide), benzyl Grass pellet (prosulfocarb), prosulfuron (prosulfuron), pyraclonil (pyraclonil), pyraflufen-ethyl (pyraflufen-ethyl), pyrazogyl, pyrazolate (pyrazolynate), pyrazosulfuron (pyrazosulfuron- Ethyl), pyrazoxyfen (pyrazoxyfen), pyribenzoxim (pyribenzoxim), pyributicarb (pyributicarb), cyclic ester Careless ether (pyriftalid), KIH 6127 (pyriminobac-methyl), pyrimisulfan, pyroxsulam (pyroxsulam), dichloro quinolinic acid (quinclorac), quinoclamine (quinoclamine), Quizalotop-ethyl (quizalofop- Ethyl-P), S-3252, saflufenacil, sethoxydim (sethoxydim), Simanex (simazine), symetryne (simetryn), SL-0401, SL-0402, S-metolachlor (S-metolachlor), sulphur oxadiazon (sulcotrione), first Sulphur grass amine (sulfentrazone), sulphosate (sulfosate), tefuryltrione, tembotrione, terbacil (terbacil), P DimethenamidP (thenylchlor), thrizopyr (thiazopyr), benthiocarb (thiobencarb), trichlorine Pyrrole fluoroacetic acid (triclopyr), trichlopyr -ester and amine (triclopyr-estersandamine), trefanocide (trifluralin), TrinexAN_SNacethyl (trinexapac-ethyl) and tritosulfuron (tritosulfuron).
The Synergistic mixtures of the present invention can be used on the crop of resistance to inhibitor of acetolactate synthetase.Further, the present invention Cooperative compositions can drip with 2,4-, glyphosate, glufosinate-ammonium, Mediben or imidazolone type (imidazolinones) are reinstated Drip (2,4-D-tolerant), glyphosate tolerant (glyphosate-tolerant), resistance to glufosinate-ammonium in resistance to 2,4- (glufosinate-tolerant), resistance to Mediben (dicamba-tolerant) or resistance to imidazolone type (imidazolinone-tolerant) on crop.
It is usually preferable that use the cooperative compositions of the present invention with following combinations of herbicides, described herbicide is with used Rate of application treat the crop of disposal when using there is selectivity, and supplement and composed by the weeds that these compounds are prevented and treated.Logical Often further preferably apply the cooperative compositions of the present invention and other complementarity herbicides, either as combination preparation also simultaneously It is as mixture in container.
The cooperative compositions of the present invention typically can be applied in combination the selection to strengthen them with known herbicide-safener Property, described herbicide-safener such as benoxacor (benoxacor), benthiocarb (benthiocarb), brassin lactones (brassinolide), cloquitocet_mexyl (cloquintocet (mexyl)), cyometrinil (cyometrinil), Cyprosulfamate, daimuron (daimuron), dichlormide (dichlormid), dicyclonon, dietholate, Dimepiperate (dimepiperate), disulfoton (disulfoton), fenchlorazole-ethyl (fenchlorazole-ethyl), solution grass Pyridine (fenclorim), the careless amine of solution (flurazole), fluxofenim (fluxofenim), fenchlorazole (furilazole), super quick Albumen (Harpinproteins), double benzene azoles acetoacetic ester (isoxadifen-ethyl), mefenpyrdiethyl (mefenpyr- Diethyl), mephenate, MG191, MON4660, naphthalene acid anhydride (NA), oxabetrinil (oxabetrinil), R29148 and N- benzene Base sulphonyl yl-benzamide.
In practice it is preferred in the herbicidal containing herbicidally effective amount and at least one agriculture acceptable auxiliary agent or load Using the cooperative compositions of the present invention in the mixture of body.Suitable auxiliary agent or carrier should not have plant poison to valuable crop Property, when particularly applying compositionss, concentration used is to carry out selectivity control of weeds when there is crop, and should be with There is chemical reaction in herbicidal or other composition components.These mixture can be designed as being directly applied to weeds or it Location, or can be for generally before administration with the concentrate (concentrate) of other carriers and auxiliary agent dilution or preparation. They can be solid, for example powder, granule, water dispersible granule or wettable powder, or liquid, such as cream (emulsifiable concentrate), solution, emulsion or suspension.
Can be used for preparing the suitable agricultural agent of Herbicidal mixture of the present invention and carrier be well known to a person skilled in the art. Some in these auxiliary agents include but is not limited to crop oil concentrate (mineral oil (85%)+emulsifying agent (15%));Nonyl phenol second Epoxide compound;Benzyl cocoa alkyl-dimethyl based quaternary ammonium salt;Being total to of petroleum hydrocarbon, Arrcostab, organic acid and anion surfactant Mixed thing;C9-C11APG;Phosphated alcohol ethoxylate;Natural primary alconol (C12-C16) ethoxylate;Di-sec-butyl benzene Phenol EO-PO block copolymer;Polysiloxanes-methyl blocking;Nonyl phenol ethoxylate+urea ammonium nitrate;The methylating of emulsifying Seed oil;Tridecyl alcohol (synthesis) ethoxylate (8EO);Tallowamine ethoxylate (15EO) and PEG (400) two Oleic acid Ester -99.
Adoptable liquid-carrier includes water and organic solvent.The organic solvent being usually used includes but is not limited to oil and evaporates Divide or hydro carbons, such as mineral oil, arsol, paraffin oil etc.;Vegetable oil, such as soybean oil, Oleum Brassicae campestriss, olive oil, Oleum Ricini, Oleum Helianthi, Oleum Cocois, Semen Maydis oil, Oleum Gossypii semen, Semen Lini oil, Petiolus Trachycarpi oil, Oleum Arachidis hypogaeae semen, safflower oil, Oleum sesami, Oleum Verniciae fordii etc.;On State the ester of vegetable oil;Monohydric alcohol, the ester of dihydroxylic alcohols, trihydroxylic alcohol or other lower polyol (containing 4-6 hydroxyl), such as Hard Fat Sour 2- ethyl hexyl ester, n butyl oleate, isopropyl myristate, Rikemal PO 200, succinic acid dioctyl ester, adipic acid Dibutyl ester, phthalic acid dioctyl ester etc.;Ester of monocarboxylic acid, dicarboxylic acids and polybasic carboxylic acid etc..Specifically organic molten Agent includes toluene, dimethylbenzene, Petroleum, crop oil, acetone, methyl ethyl ketone, Ketohexamethylene, trichloro ethylene, tetrachloroethylene, acetic acid Ethyl ester, pentyl acetate, butyl acetate, propylene glycol monomethyl ether, diethylene glycol monomethyl ether, methanol, ethanol, isopropanol, amylalcohol, second Glycol, propylene glycol, glycerol, NMP, N, N- dimethyl alkylamide, dimethyl sulfoxide, liquid fertilizer etc.. Water is typically to dilute the selected carrier of concentrate.
Suitable solid carrier includes Talcum, pyrophyllite, Silicon stone, active hargil, Kaolin, kieselguhr (kieselguhr), Chalk, kieselguhr (diatomaceous earth), Calx, Calcium Carbonate, bentonite, bleaching earth, cotton seed Shell, wheat flour, Semen sojae atricolor powder, Pumex, wood powder, walnut parting, lignin etc..
It is generally desirable to one or more surfactant is incorporated in the present composition.Described surfactant is favourable Ground is used in solid and fluid composition, and especially those are designed to solid and the liquid being diluted before administration with carrier Compositionss.Surfactant for anionic property, cationic or nonionic and can be used as emulsifying agent, moistening for property Agent, suspending agent or for other purposes.In formulation art, surfactant that is conventional and can also be used for invention formulation is outstanding Its referring to " McCutcheon ' s Detergents and Emulsifiers Annual, " MC Publishing Corp., Ridgewood,New Jersey,1998and in“Encyclopedia of Surfactants,”Vol.I-III, Chemical Publishing Co.,New York,1980-81.Common surfactant includes alkyl sulfate, for example Lauryl sulfate diethanol ammonium;Alkylaryl sulfonatess, such as calcium dodecyl benzene sulfonate;Alkylphenol-oxyalkylene adduction produces Thing, such as nonyl phenol-C18Ethoxylate;Alcohol-oxyalkylene addition product, such as tridecyl alcohol-C16Ethoxylate;Soap Class, such as sodium stearate;Alkylnaphthalene-sulfonate, such as nekal;Dialkyl sulfosuccinates, such as two (2- Ethylhexyl) sodium sulfosuccinate;Sorbitol ester, such as Oleic acid sorbitol ester;Quaternary ammonium, such as lauryl trimethyl ammonium chloride; Fatty acid polyethylene glycol ester, such as stearic acid macrogol ester;Oxirane and the block copolymer of expoxy propane;Monoalkyl phosphorus The salt of acid esters and the salt of dialkyl phosphate;Vegetable oil, such as soybean oil, Oleum Brassicae campestriss, olive oil, Oleum Ricini, Oleum Helianthi, coconut palm Seed oil, Semen Maydis oil, Oleum Gossypii semen, Semen Lini oil, Petiolus Trachycarpi oil, Oleum Arachidis hypogaeae semen, safflower oil, Oleum sesami, Oleum Verniciae fordii etc.;With above-mentioned vegetable oil Ester.
In Pestcidal compositions, conventional other auxiliary agents include compatilizer, defoamer, screening agent, nertralizer, buffer agent, delay Erosion agent, dyestuff, aromatic, spreading agent, penetrant, sticker, dispersant, thickening agent, freezing point depressing agent, antimicrobial Deng.Described compositionss also can contain other compatible components, for example other herbicides, plant growth regulator, antifungal, parasite killing Agent etc., and can prepare together with liquid fertilizer or solid granular fertilizer carrier such as ammonium nitrate, carbamide etc..
The concentration of the active component in cooperative compositions of the present invention is usually 0.001 to 98 weight %.The concentration being usually used For 0.01 to 90 weight %.In the compositionss being designed to use with concentration form, described active component is generally with 5 to 98 weights The concentration of amount % exists, preferably 10 to 90 weight %.Generally dilute described compositionss with inert carrier such as water before administration.Logical Often it is applied to weeds or the weeds on-site diluted compositionss substantially active component containing 0.0001 to 1 weight %, and Preferably comprise 0.001 to 0.05 weight %.
Can be by using conventional ground or aerial dredger, aerosol apparatus and granule applicators, by adding to irrigation water The present composition is applied to weeds or their place by other conventional meanses well known by persons skilled in the art by neutralization Ground.
Following examples illustrate the present invention.
Specific embodiment
Embodiment
Evaluate postemergence herbicide activity under field condition for the mixture
Method
In Japan, carry out these tests under field condition.Testing site is located in the Oryza glutinosa of Commercial Growers.Using fertilising, Standard agricultural operation used by sowing and maintenance cultivates described Oryza glutinosa, thus ensureing that described crop and weeds well grow.Using Standard research techniques carry out described test.Test site is between 2-4 rice (m) (wide) × 2-4m (length).With the complete area of randomization All processed materials (treatment) are applied in group design, and each process is repeated 3 times.Described test site has the miscellaneous of naturally occurring Careless group.Described weeds spectrum includes but is not limited to barnyard grass (Echinochloa crus-galli) (ECHCG), firefly Lin (Scirpus Juncoides) (SCPJU), Herba monochoriae vaginaliss (Monochoria vaginalis) (MOOVP), spend more water Herba Amaranthi tricoloriss (Ammannia Multiflora) (AMMMU), wild Corm Eleocharitiss (Eleocharis kuroguwai) (ELOKU), Lindernia procumbens (Krock.) Phillcox. (Lindernia Procumbens) (LIDPY) and Herba Cyperi Glomerati (Cyperus serotinus) (CYPSE).
Processed material is made up of mixture in the container of the formulation product being applied in water.It is directly sprayed onto rice field ground by manual Water in carrying out all administrations.
Evaluate
After administration, in the different interval phase, ignorant grading is carried out to treated place and comparison place.Grading is based on mesh Survey control of weeds percentage ratio (%), wherein 0 correspond to free of losses, and 100 correspond to kill completely.
Collect all test datas and be analyzed using various statistical methods.
Colby equation is used for determining herbicide effect (Colby, the S.R.Calculation that described mixture expection has of the synergistic and antagonistic response of herbicide combinations.Weeds1967,15,20-22).
Equation below is used for calculating the expection activity containing two kinds of active components A and the mixture of B:
Estimated value=A+B- (AxB/100)
A=works as concentration and its effect that concentration phase simultaneously observes used in described mixture of active components A;
B=works as concentration and its effect that concentration phase simultaneously observes used in described mixture of active component B.
Result is summarised in table 1 to 3.
Collaborative control of weeds-field experiment #1 of 30 days after applying penoxsuam+benfuresate for the table 1.
AMMMU- spends more water Herba Amaranthi tricoloriss
ECHCG- barnyard grass
MOOVP- Herba monochoriae vaginaliss
Gramsai/ha- gram of active component/hectare
Ob- prevents and treats percentage ratio measured value
Ex- passes through the preventing and treating percentage ratio of Colby equation budget
Collaborative control of weeds-field experiment #1 of 30 days after applying penoxsuam+benfuresate for the table 2. and #2.
CYPSE- Herba Cyperi Glomerati
ELOKU- open country Corm Eleocharitiss
SCPJU- firefly Lin
Gramsai/ha- gram of active component/hectare
Ob- prevents and treats percentage ratio measured value
Ex- passes through the preventing and treating percentage ratio of Colby equation budget
Collaborative control of weeds-field experiment #3. of 27 days after applying penoxsuam+benfuresate for the table 3.
LIDPY- Lindernia procumbens (Krock.) Phillcox.
SCPJU- firefly Lin
Gramsai/ha- gram of active component/hectare
Ob- prevents and treats percentage ratio measured value
Ex- passes through the preventing and treating percentage ratio of Colby equation budget

Claims (15)

1. Synergistic herbicidal mixture, it comprises (a) penoxsuam of Synergistic herbicidal effective dose and (b) benfuresate, wherein with work Property composition meter, the weight of benfuresate and penoxsuam is than for 6:1 to 95:1.
2. the mixture of claim 1, wherein with active ingredient, the weight of benfuresate and penoxsuam is than for 8:1 to 40: 1.
3. Herbicidal combinations, its Herbicidal mixture comprising any one of claim 1-2 of herbicidally effective amount and agricultural can connect The auxiliary agent being subject to or carrier.
4. the Herbicidal combinations of claim 3, in wherein said compositionss, the concentration of active component is 0.001 to 98 weight %.
5. the Herbicidal combinations of claim 3, in wherein said compositionss, the concentration of active component is 0.01 to 90 weight %.
6. the Herbicidal combinations of claim 3, in wherein said compositionss, the concentration of active component is 10 to 90 weight %.
7. the Herbicidal combinations of claim 3, in wherein said compositionss, the concentration of active component is 5 to 98 weight %.
8. the method preventing and treating undesirable vegetation, methods described includes making the right in described vegetation or its location and herbicidally effective amount Require the Herbicidal mixture contact of any one of 1-2.
9. the method for claim 8, wherein by described mixture with 300 grams of active component/hectares (gai/ha) to 1000gai/ The rate of application of ha is applied, the total amount based on the active component in mixture.
10. the method for claim 8, wherein by described mixture with 415 grams of active component/hectares (gai/ha) to 645gai/ The rate of application of ha is applied, the total amount based on the active component in mixture.
The rate of application of the method for 11. claim 8, wherein benfuresate is 400gai/ha to 600gai/ha, and penoxsuam Rate of application be 15gai/ha to 45gai/ha.
The method of the undesirable vegetation in 12. preventing and treating Oryza glutinosa, methods described includes making described vegetation or its location have with weeding The Herbicidal mixture contact of any one of claim 1-2 of effect amount.
The method of 13. claim 12, wherein by described mixture with 300 grams of active component/hectares (gai/ha) extremely The rate of application of 1000gai/ha is applied, the total amount based on the active component in mixture.
The method of 14. claim 12, wherein by described mixture with 415 grams of active component/hectares (gai/ha) to 645gai/ The rate of application of ha is applied, the total amount based on the active component in mixture.
The rate of application of the method for 15. claim 12, wherein benfuresate is 400gai/ha to 600gai/ha, and penoxsuam Rate of application be 15gai/ha to 45gai/ha.
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