CN105707103A - Synergistic weeding composition - Google Patents
Synergistic weeding composition Download PDFInfo
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- CN105707103A CN105707103A CN201410727251.XA CN201410727251A CN105707103A CN 105707103 A CN105707103 A CN 105707103A CN 201410727251 A CN201410727251 A CN 201410727251A CN 105707103 A CN105707103 A CN 105707103A
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Abstract
The invention relates to a synergistic weeding composition and a use of the synergistic weeding composition in selective prevention and removal of undesirable plants in useful plants. The synergistic weeding composition comprises iodosulfuron-methyl sodium and a sodium salt of 2-methyl-4-chlorophenoxyacetic acid (MCPA) or MCPA-isoctyl as active components according to a weight ratio of 10: 1 to 1: 1000. The synergistic weeding composition comprises 20-80% of iodosulfuron-methyl sodium and MCPA-Na or MCPA-isoctyl as active components. The invention also relates to the use of the synergistic weeding composition in selective prevention and removal of undesirable plants in useful plants.
Description
Technical field
The present invention relates to a kind of Synergistic herbicide compositions and Synergistic herbicide compositions selectivity prevents and kill off the application of the undesirable plant in useful plant.
Background technology
Iodosulfuron-methyl-sodium (Idosulfuron-methylsodium), the iodo-2-of chemical name 4-[3-(4-methoxyl group-6-methyl isophthalic acid, 3,5-triazine-2-base) urea sulfonyl] essence of Niobe sodium salt.Iodosulfuron-methyl-sodium is developed by Ai Gefu company, and by suppressing acetolactate synthestase to work, after being mainly used in wheat paddock Seedling, early stage prevents and kill off rye grass, wild oat, timothy grass and multiple broad leaved weed.Iodosulfuron-methyl-sodium structural formula is:
2 first 4 chlorine, English name 2-Methyl-4-chlorophenoxyaceticacid, chemical formula: CH3 (Cl) C6H3OCH2COOH；2 first 4 chlorine are widely used on the crops such as Oryza sativa L., Semen Maydis, Semen Tritici aestivi, be used for preventing and kill off broad leaved weed, crop has good safety.
2 first 4 chlorine are phenoxy acetic acid class selectivity Uptake and translocation hormone like herbicide, and Yi Weigen and leaf portion absorb and conduction, it is possible to destroy the conducting tissue of dicotyledon, growth promoter is made to be interfered, stem and leaf distorts, and basal part of stem expands thicker or cracking, and swollen splitting is gone rotten and dead.Major part sedge weed and broad leaved weed can be prevented and kill off in suitable water rice field.2 first 4 chlorine derivatives are diformazan 4 chlorine isopropyl acid, Thistrol, Thistrol butyl ester, the 2 first 4 different monooctyl esters of chlorine, 2 first 4 chloroethene thioesters, 2 first 4 chlorothio ethyl esters, 2 first 4 chlorine sodium salts, 2 first 4 chlorine potassium salt, 2 first 4 chlorine isopropyl amine salts.
Summary of the invention
It is an object of the present invention to provide a kind of Synergistic herbicide compositions, select iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the different monooctyl ester combination of 2 first 4 chlorine, not only cause widening of the activity profile to controlling weeds, and serve the effect of potentiation.
The discovery that the present invention is surprised, the new compositions that iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the different monooctyl ester combination of 2 first 4 chlorine obtain achieves gain effect on keeping from ill weeds, significantly reduce the amount of active component needed for control of weeds, and the phytotoxicity of crop is not produced unacceptable toxicity.The activity of weeding of iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the combination of 2 first 4 chlorine different monooctyl esters is higher than the additive effect of each compound.
One Synergistic herbicide compositions of the present invention is to take techniques below scheme to realize:
A kind of Synergistic herbicide compositions, it is characterized in that, including iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the 2 different monooctyl ester active component of first 4 chlorine, described iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the different monooctyl ester weight proportion scope of 2 first 4 chlorine are 10:1 to 1:1000, preferred 10:1 to 1:500, preferred 10:1 to 1:250, more preferably 10:1 to 1:100, further preferably 10:1 to 1:10.
Described Synergistic herbicide compositions, comprises iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the 2 first 4 different monooctyl esters of chlorine, auxiliary agent and/or filler.
Described Synergistic herbicide compositions, its dosage form is wettable powder, cream, suspending agent, microcapsule, microemulsion, aqueous emulsion, suspended emulsion, water dispersible granules, microcapsule suspension-suspendinagent agent, water-soluble granule, water-soluble granule powder, ultra low volume liquids.
Described Synergistic herbicide compositions iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or 2 first 4 chlorine different monooctyl ester active component contents account for the 5%-90% of described Synergistic herbicide compositions, it is preferable that 10%-80%, more preferably 20%-60%.
The application in preventing and kill off grass family, broad-leaved section weeds, sedge weed of the described Synergistic herbicide compositions.
A kind of method controlling undesirable plant, including: (i) before undesirable plant germination (before bud)；(ii), after undesirable plant germination (after bud), or (iii) (i) and (ii) time, the Synergistic herbicide compositions described in herbicidally effective amount is applied on the growth place of undesirable plant or leaf or stem.
A kind of method controlling undesirable plant, controlling weeds before the Synergistic herbicide compositions described in herbicidally effective amount being used for before crop is sowed and after planting emerging, or after crop emerges, prevent and treat undesirable plant.
The described method controlling undesirable plant, described crop includes Semen Tritici aestivi, Fructus Hordei Vulgaris, rice, Semen Maydis, Sorghum vulgare Pers., Caulis Sacchari sinensis, Semen sojae atricolor, Brassica campestris L, Cotton Gossypii.
The present invention provides the potentiation that has of a kind of novelty, can be used for the Synergistic herbicide compositions of selective weed control.
On the one hand in the Synergistic herbicide compositions of the present invention, the rate of application of individualized compound iodosulfuron-methyl-sodium, 2 first 4 chlorine sodium or the 2 first 4 different monooctyl esters of chlorine can reduce and still reach good effect；On the other hand, when individualized compound shows invalid due to low-down rate of application, the compositions of the present invention is still significantly high to the degree of control of weeds.
This Synergistic herbicide compositions prevents and kill off the undesirable plant useful plant suitable in selectivity.
The present invention also relates to the application of the method without wishing to plant and this Synergistic herbicide compositions preventing and kill off in useful crop.
The Synergistic herbicide compositions of the present invention can be used for preventing and treating substantial amounts of agriculturally important weeds, for instance grass family, broad-leaved section and/or sedge weed.
The Synergistic herbicide compositions of the present invention is suitable for preventing and treating a large amount of monocotyledon weeds, especially grassy weed, including Avena (Avenaspp.), amur foxtail belongs to (Alopecurusspp.), false Agrostis (Aperaspp.), Brachiaria (Brachiariaspp.), Brome (Bromusspp.), knotgrass (Digitariaspp.), Lolium (Loliumspp.), Echinochloa (Echinochloaspp.), Sprangletop (Leptochloaspp.), genus fimbristylis (Fimbristylisspp.), Panicum (Panicumspp.), grass belongs to (Phalarisspp.), Poa L. (Poaspp.), setaria (Setariaspp.)；And Agropyron (Agropyron) in perennial kind, Cynodon (Cynodon), cogon (Imperata) and sorghum；It is particularly suitable for preventing and treating wild oat (AvenafatuaL.), Herba Digitariae) (Digitariasanguinalis (L.) Scop.), Herba Setariae Viridis (Setariaviridis (L.) Beauv.), amur foxtail (AlopecurusaequalisSobol.), barnyard grass (Echinochloacrusgalli (L.) Beauv.), Herba Eleusines Indicae (Eleusineindica), Bermuda grass (Cynodondactylon), ditch millet (PaspalumscrobiculatumLinn.), big broomcorn millet (PanicummaximumJacq.), Herba potamogetonis distincti (PotamogetondistinctusA.Bennett), Brachiaria Griseb (Brachiariaeruciformis (J.E.Smith) Gri), annual bluegrass (PoaannuaL).
The Synergistic herbicide compositions of the present invention is also adaptable for preventing and treating a large amount of broadleaf weed, especially broad leaved weed, including abutilon (Abutilonspp.), Amaranthus (Amaranthusspp.), Chenopodium (Chenopodiumspp.), Caulis et Folium Chrysanthemi segeti belongs to (Chrysanthemumspp.), galium (Galiumspp.), Ipomoea (Ipomoeaspp.), Kochia (Kochiaspp.), lamium (Lamiumspp.), Matricaria (Matricariaspp.), ipomoea (Pharbitisspp.), Polygonum (Polygonumspp.), chrysanthemum harvest spp (Sidaspp.), Caulis et Folium Sinapis albee belongs to (Sinapisspp.), Solanum (Solanumspp.), Stellaria (Stellariaspp.), Veronica (Veronicaspp.), Eclipta prostrata belongs to (Ecliptaspp.), Daubentonia (Sesbaniaspp.), Aeschynomenespp. with Viola (Violaspp.), the annual grassy weeds such as Xanthium (Xanthiumspp.), and Flos Calystegiae sepii genus (Convolvulus), Cirsium (Cirsium), the perennial weeds such as Rumex (Rumex) and artemisia (Artemisia)；It is particularly suitable for preventing and treating Herba stellariae mediae (Stellariamedia), Amaranthus retroflexus (Amaranthusretroflexus), volume stem knotweed (Fallopia (exPolygonum) Convolvulus), Herba Abutili (Abuthilontheophrasti), Sagittaria trifolia L. Var. Angusti-folia(Sieb.) Kitag.(Sagittaria sagittifolia L.) (Sagittariatrifolia), Rhizoma Alismatis (OrientalWaterplantainRhizome), Herba monochoriae vaginalis (HerbofPygmyArrowhead), Monochoria korsakowii (Monochoriakorsakowii), Lindernia procumbens (Krock.) Phillcox. (Linderniaprocumbens), Herba Solani Nigri (SolanumnigrumL.), firefly Lin (ScirpusjuncoidesRoxb), Herba chenopodii (ChenopodiumalumL.), Herba Galii Teneri (GaliumaparineL.var.tenerumGren.et (Godr.) Rebb.).
The Synergistic herbicide compositions of the present invention is also adaptable for preventing and treating annual and perennial sedge weed such as Rhizoma Cyperi (cyperusrotundusL.) in a large number, chufa (CyperusesculentusL.), Ji Shacao (CyperusbrevifoliusH.), yellow grain husk dried tuber (CyperusmicroiriaSteud), cyperus iria (CyperusiriaL.), fescue (Bulbostylisbarbata(Rotth.) Kunth), Chufa (Eleocharistuberosa), Herba Kyllingae (KyllingabrevifoliaRottb), Herba Cyperi Difformis (CyperusdifformisL.).
The Synergistic herbicide compositions of the present invention is adapted in useful plant to prevent and kill off undesirable plant.Synergistic herbicide compositions of the present invention generally is suitable for preventing and kill off undesirable plant growing in following useful plant: Cereal such as Semen Tritici aestivi (Triticumaestivum), Semen Maydis (Zeamays), Sorghum vulgare Pers., rice such as Oryza sativa L. (Oryzasativa);Caulis Sacchari sinensis；Beans (Legumes) such as Semen sojae atricolor (Glycinemax.)；Semen arachidis hypogaeae (Arachishypogaea);Cruciferae such as Brassica campestris L (Brassicanapus);Other broad leaf crops, for instance include Helianthi, Cotton Gossypii, Caulis et Folium Lini, Semen Lini, sugar beet, Rhizoma Solani tuber osi and Fructus Lycopersici esculenti.
The Synergistic herbicide compositions of the present invention is particluarly suitable for preventing and kill off in Semen Tritici aestivi, Fructus Hordei Vulgaris, rye (Secale cereale L.), rice, Semen Maydis, Caulis Sacchari sinensis, Sorghum vulgare Pers., Semen sojae atricolor, Semen arachidis hypogaeae, Helianthi, sugar beet, Rhizoma Solani tuber osi, Cotton Gossypii Brassica campestris L the growth of undesirable plant.
The Synergistic herbicide compositions of the present invention is particularly suitable for being applied in Semen Tritici aestivi, Fructus Hordei Vulgaris, rice, Semen Maydis, Sorghum vulgare Pers., Caulis Sacchari sinensis, Semen sojae atricolor, Brassica campestris L.
The present invention also provides for a kind of method controlling undesirable plant on the other hand, including: (i) before undesirable plant germination (before bud)；(ii), after undesirable plant germination (after bud), or (iii) (i) and (ii) time, the described Synergistic herbicide compositions of herbicidally effective amount is applied on the growth place of undesirable plant or leaf or stem.
When Synergistic herbicide compositions of the present invention is used before undesirable plant germination, undesirable plant emergence can be entirely prevented from or undesirable plant growing to cotyledon period then turns off growth and completely dead after 3-4 week.
When the Synergistic herbicide compositions of the present invention is applied to green plant part after undesirable plant germination, the growth of undesirable plant can be stoped equally rapidly and effectively after treatment.After a period of time, undesirable plant keeps the trophophase existed in use, more or less die off rapidly, therefore use Synergistic herbicide compositions of the present invention by this way and can prevent rapidly and enduringly the competition of undesirable plant that crop is harmful from reducing the loss of crop quality and quantity simultaneously.
The present invention also provides for a kind of method controlling undesirable plant, controlling weeds before being used for by the Synergistic herbicide compositions of the present invention before crop is sowed and after planting emerging, or prevents and treats undesirable plant after crop emerges.
The Synergistic herbicide compositions of the present invention is planted at the crop plants that herbicide has resistance or tolerance or can be used at least one times before emerging, to realize effectively preventing and treating undesirable plant and herbicide also can had the crop of resistance or toleration to go out postemergence application by compositions.
If active component can not by the good tolerance of some crop plants, Synergistic herbicide compositions of the present invention is applied to after crop emerges the field of crop, then can by the preventer weed sprays compositions of applicable fog-spray nozzle, so that the stem of sensitive crop plant does not contact as far as possible with leaf, and reactive compound arrives and is grown in the leaf of following undesirable plant or exposed soil surface.
In the Synergistic herbicide compositions using the present invention, iodosulfuron-methyl-sodium, 2 first 4 chlorine sodium or the 2 first 4 different monooctyl esters of chlorine can be used together.Term " use together " include separately, successively with use simultaneously.Equally, use compositions to be not meant to the compounds methyl grand sodium salt of iodine sulphur, 2 first 4 chlorine sodium or the 2 first 4 different monooctyl esters of chlorine must use as single formulation or as the mixed thing of bucket simultaneously, compositions also includes the preparaton separately of herbicide iodosulfuron-methyl-sodium, 2 first 4 chlorine sodium or the 2 first 4 different monooctyl esters of chlorine, these preparatons can be used as the mixed thing of single bucket, or uses through the measure of using separately.Under any circumstance, Synergistic herbicide compositions of the present invention simultaneously or sequentially can be used.
Can but not necessarily, herbicide iodosulfuron-methyl-sodium, 2 first 4 chlorine sodium or the 2 first 4 different monooctyl esters of chlorine are formulated in single formulation.Before the use, herbicide iodosulfuron-methyl-sodium, 2 first 4 chlorine sodium or the 2 first 4 different monooctyl esters of chlorine are combined as the mixed thing of bucket.But, it is possible to the pre-composition of herbicide iodosulfuron-methyl-sodium, 2 first 4 chlorine sodium or the 2 first 4 different monooctyl esters of chlorine is provided.The present composition can be used in a usual manner by technology known by the technical staff.Suitable technology includes spraying, atomization, dusting, broadcasts sowing or water.Administration form depends on desired purpose in a manner known；Under any circumstance they are it is ensured that the best of inventive compound is likely to distribution.
The inventive method is most preferably for the weeds in preventing and treating crop growing loci.When for crop growing loci, amount of application should be enough to control weed growth but crop will not produce serious permanent injury.
Rate of application can change in very wide scope, depends on the characteristic of soil, and application process is (before bud or after bud；Seed pelleting；Sowing, soil is used；Bare place is used), crop, the weeds that need to prevent and treat, weather conditions, application process, time of application and Target crops other factors determined.In general, the active compound composition rate of application of the present invention is 10-2000 gram of active substance/hectare, particularly 20-1000 gram of active substance/hectare, particularly 20-500 gram of active substance/hectare.
Super adding and (=potentiation) effect can be produced during the combined administration of iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the 2 first 4 different monooctyl esters of chlorine.Described potentiation should be able to reduce the rate of application of each active substance, the drug effect improved under identical rate of application, prevent and treat species, the prolongation administration period that still cannot prevent and treat so far, the number of times individually used needed for minimizing.Therefore, for user, it is economically more favourable with in ecology weeds opposing system.This activity especially can reduce amount of application, control broader spectrum of broad-leaved section, grass family, sedge weed, compensate for the active leak of antagonism weed population, rapider and more reliable activity, the longer lasting period, only once or several times use and can control undesirable plant completely and extend the working life of active component in combination.
The Synergistic herbicide compositions of the present invention has the selective herbicide effect of potentiation in each case within the scope of very wide mixing ratio.The weight proportion scope of active component iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the 2 first 4 different monooctyl esters of chlorine is 10:1 to 1:1000, it is preferable that 10:1 to 1:500, it is preferable that 10:1 to 1:250, more preferably 10:1 to 1:100, further preferably 10:1 to 1:10.
The combination of iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the 2 first 4 different monooctyl esters of chlorine has proved to be the very effective active compound composition with potentiation.
The present invention also provides for a kind of Synergistic herbicide compositions, comprises active component iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the 2 first 4 different monooctyl esters of chlorine, auxiliary agent and/or filler.
In described Synergistic herbicide compositions, the content of active component iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the 2 first 4 different monooctyl esters of chlorine accounts for the 5%-90% of described Herbicidal combinations, it is preferable that 10%-80%, more preferably 20%-60%.
According to the present invention, term " filler " refers to can be combined with reactive compound or combine to make it easier for be administered to the naturally occurring or synthetic organic or inorganic compound of object (such as plant, crop or grass class).Therefore, described filler is preferably inertia, at least should be agricultural acceptable.Described filler can be solid or liquid.
The solid-filling agent being suitable for the present invention has: phyteral powdery type (the such as granule of Semen sojae atricolor powder, 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 the synthesized polymer body of synthetic resin etc., clay class (such as Kaolin, Bentonite, acid china clay etc.), Pulvis Talci class.Silica (such as kieselguhr, silica sand, Muscovitum, moisture silicic acid, calcium silicates), activated carbon, natural mineral matter class (Pumex, attapulgite and zeolite etc.), fire the chemical fertilizer of the inorganic mineral powder of kieselguhr, sand, plastics medium etc. (such as polyethylene, polypropylene, polyvinylidene chloride etc.), potassium chloride, calcium carbonate, calcium phosphate etc., ammonium sulfate, ammonium phosphate, carbamide, greening ammonium etc., clay fertilizer, these materials can be used alone or two or more is used with.
The liquid filler being suitable for the present invention has, such as water, alcohol type (such as methanol, ethanol, isopropanol, butanol, ethylene glycol etc.), ketone (such as acetone, methyl ethyl ketone, isobutyrone, Ketohexamethylene etc.), ethers (such as ether, dioxane, methylcellulose, oxolane etc.), aliphatic hydrocarbon class (such as kerosene, mineral wet goods), aromatic hydrocarbons class (such as benzene, toluene, dimethylbenzene, solvent naphtha, alkylnaphthalene, chlorinated aromatic hydrocarbons, chlorinated aliphatic hydrocarbon, chlorobenzene, Deng), halogenated hydrocarbon class, amide-type, sulfone class, dimethyl sulfoxide, mineral and vegetable oil, animal wet goods.
It is generally contemplated that one or more surfactants are introduced in the Synergistic herbicide compositions of the present invention.Surfactant can be anion, cationic or non-ionic and can be used as emulsifying agent, dispersant or for other purposes.
The emulsifying agent being suitable for Synergistic herbicide compositions of the present invention can be anion and/or non-example type emulsifying agent, for instance alkylphenol polyoxyethylene, alkylphenol-polyethenoxy polyethenoxy ether, Ben-zylphenol Polyoxyethyl Ether, polyoxyethylene fatty acid ester, polyoxyethylene aliphatic alcohol ether, polyoxyethylene fatty amine, alkyl phenol polyglycol ether etc..
The dispersant being suitable for Synergistic herbicide compositions of the present invention can be alkylnaphthalene sulfonate, double, two (alkyl) naphthalenesulfonate formaldehyde condensation compound, naphthalene sulfonic acid-formaldehyde condensation product, alkylphenol-polyethenoxy based phosphates, alkylphenol-polyethenoxy base ether formaldehyde condensation products sulfate, alkylphenol polyoxyethylene phosphate ester, alkylphenol polyoxyethylene, Oleum Ricini ethylene oxide adduct, ethylene oxide-propylene oxide block copolymer, alkylphenol polyoxyethylene formaldehyde condensation products, octylphenol polyethylene oxyethylene group ether sulfate and methylcellulose.Such as sodium lignin sulfonate, calcium lignosulfonate, methyl naphthalene sulfonate formaldehyde condensate, naphthalenesulfonic acid-formaldehyde condensate, methanonaphthalene sodium sulfonate etc..
Other adjuvants being generally used for Pestcidal compositions include solubilizing agent, defoamer, masking agent, nertralizer and buffer, penetrant, sticker, antifreezing agent, antibacterial, coloring agent etc..
Wherein antifreezing agent can be selected for ethylene glycol, propylene glycol, glycerol, sorbitol.The adjuvant of such as naphthalene sulfonic acid polymer, polymeric phosphate etc. can be used as the deflocculant of suspension product.
Organic silicon defoamer can be used as defoamer.
Operable coloring agent, for instance inorganic pigment, such as ferrum oxide, titanium oxide and Prussian blue；And organic pigment/dyestuff: alizarin dyes, azo dye and metallized phthalocyanine dye；And trace element, for instance iron salt, manganese salt, boron salt, mantoquita, cobalt salt, molybdenum salt and zinc salt.
The Synergistic herbicide compositions of the form use present invention that can be any commonly employed.The blade face Exemplary dosage forms of premix composition is:
GR: granule
WP: wettable powder
WG: water dispersibles granule
SG: soluble granule
SL: soluble concentrate
EC: cream
EW: Emulsion, aqueous emulsion
ME: microemulsion
SC: suspending agent
CS: microcapsule suspending agent
OD: oil-based suspension
SE: suspension emulsion
FS: seed coat agent
Currently preferred dosage form can be wettable powder, cream, suspending agent, microcapsule, microemulsion, aqueous emulsion, suspended emulsion, water dispersible granules, microcapsule suspension-suspendinagent agent, water-soluble granule, water-soluble granule powder, ultra low volume liquids.
The present invention also provides for a kind of Synergistic herbicide compositions, comprises active component iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the 2 first 4 different monooctyl esters of chlorine, safener, auxiliary agent and/or filler.Safener is selected from double; two benzene azoles acid, benoxacor, fenclorim, dichlormide and mefenpyrdiethyl.The ratio of herbicide and safener is usually 100:1 to 1:20, it is preferable that 20:1 to 1:10.
Selected from the safener of double; two benzene azoles acid, benoxacor, fenclorim, dichlormide and mefenpyrdiethyl can be used for anticipating the seed material (dress seed or dressing is transplanted) of cultivated plant or can prior to seeding or after mix in soil；Also can after plant germination individually or use together with herbicide.Therefore, plant or seed are processed in principle not by the impact of herbicide application time with safener.And, also by the process using herbicide and safener (such as with the form of the mixed thing of bucket) and carrying out plant simultaneously.In order to use conveniently, the Herbicidal combinations of the present invention will be configured to together with auxiliary agent conventional in formulation technology with the compositions of iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the 2 first 4 different monooctyl esters of chlorine selected from double; two benzene azoles acid, benoxacor, fenclorim, dichlormide and the safener of mefenpyrdiethyl.
When field processes, can pass through to use the mixed thing of bucket containing safener and the compositions of herbicide or use safener respectively and herbicide processes.When field processes, generally use 0.001-1.0kg safener/ha, it is preferable that 0.001-0.25kg safener/ha.
For seed dressing, generally use 0.001-10g safener/kg seed, it is preferable that 0.05-2g safener/kg seed.
Specifically, in the weed control methods of the present invention, first the real area of the crop production environment of weed control is carried out as required, and the growing state of weeds in above-mentioned environment, estimate the amount of the herbicide substantially needed, arbitrarily choose wettable powder or cream or suspending agent or dispersible the herbicide of oil-suspending agent or seed coat agent or microemulsion or aqueous emulsion or water dispersible granules, Synergistic herbicide compositions dilute is become certain density diluent, is finally applied to undesirable plant or its location.
According to formulation properties, it is possible to it is anticipated that object and popular environment are selected from application process, as blade face, soak into, spray, dust, scattering selects.Synergistic herbicide compositions of the present invention can pass through to use conventional ground or high-altitude duster, aerosol apparatus and pellet applicator, by being added into irrigation water and being applied to undesirable plant or its location by other conventional method well known by persons skilled in the art.
Synergistic herbicide compositions of the present invention can be used either individually or as a part for multicomponent weeding system.The Synergistic herbicide compositions of the present invention can be co-administered with one or more other herbicides to control undesirable plant of wider scope.When being used in combination with other herbicides, compositions can mix with other herbicide with other herbicide formulation or with other herbicide sequential application.
The present invention compared with prior art has the advantages that
Iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the combination of 2 first 4 chlorine different monooctyl esters have exceeded the intended addition to controlling weeds in principle, therefore in following two, the sphere of action of two kinds of active component has particularly been widened: first, reduce the consumption of individualized compound, it is maintained with good exposure level, single material under low amount ranges from agricultural viewpoint become invalid, the present composition also can obtain high control of weeds level；Next adds the selectivity to useful plants crop, and this is required and desired when being not intended to be excessively used active component just.Succession crop, while keeping the weeds preventing and treating in useful plants well, is also had bigger adaptability by the Synergistic herbicide compositions of the present invention.
When the activity of weeding of active compound exceedes active sum when each reactive compound is used alone, then it is constantly present synergism.
Detailed description of the invention
Below with reference to specific embodiment, the invention will be further described, but does not limit the invention to these detailed description of the invention.One skilled in the art would recognize that and present invention encompasses all alternatives, improvement project and the equivalents potentially included in Claims scope.
Example of formulations
Embodiment 1:60% methyl iodide sulphur grand sodium+6%2 first 4 chlorine sodium oil-suspending agent
The grand sodium 60% of methyl iodide sulphur
2 first 4 chlorine sodium 6%
Methyl naphthalene sulfonate formaldehyde condensate 10%
Bentonite 1%
Glycerol 5%
Semen Maydis oil complements to 100%
By ratio mix homogeneously according to formula of active component, dispersant, wetting agent and each component of Semen Maydis wet goods, ground and/or after high speed shear, obtain 60% methyl iodide sulphur grand sodium+6%2 first 4 chlorine sodium oil-suspending agent.
Embodiment 22% methyl iodide sulphur grand sodium+10%2 first 4 chlorine sodium wettable powder
The grand sodium 2% of methyl iodide sulphur
2 first 4 chlorine sodium 10%
Sodium lauryl sulphate 10%
Sodium lignin sulfonate 5%
White carbon 10%
Kaolin complements to 100%
Active component, various auxiliary agent and filler etc. are pressed the proportional components mixing of formula, after ultra-fine pulverizer disintegrating, namely obtains 2% methyl iodide sulphur grand sodium+10%2 first 4 chlorine sodium wettable powder.
Embodiment 32% methyl iodide sulphur grand sodium+60%2 first 4 chlorine sodium wettable powder
The grand sodium 2% of methyl iodide sulphur
2 first 4 chlorine sodium 60%
Calcium dodecyl benzene sulfonate 1%
Sodium lignin sulfonate 2%
White carbon complements to 100%
Active component, various auxiliary agent and filler etc. are pressed the proportional components mixing of formula, after ultra-fine pulverizer disintegrating, namely obtains 2% methyl iodide sulphur grand sodium+60%2 first 4 chlorine sodium wettable powder.
Embodiment 45% methyl iodide sulphur grand sodium+50%2 first 4 chlorine sodium water dispersible granules
The grand sodium 5% of methyl iodide sulphur
2 first 4 chlorine sodium 50%
Sodium lignin sulfonate 4%
Sodium lauryl sulphate 5%
Carbamide 5%
Kaolin complements to 100%
By active component, dispersant, wetting agent, disintegrating agent and filler in the ratio mix homogeneously of formula, become wettable powder through comminution by gas stream, add a certain amount of water mixing extruding and make material.5% methyl iodide sulphur grand sodium+50%2 first 4 chlorine sodium water dispersible granules is obtained after drying screening.
Embodiment 50.5% methyl iodide sulphur grand sodium+50%2 different monooctyl ester cream of first 4 chlorine
The grand sodium 0.5% of methyl iodide sulphur
The 2 different monooctyl esters 50% of first 4 chlorine
Ethoxylated castor oil 5%
Calcium dodecyl benzene sulfonate 3%
Dimethyl sulfoxide complements to 100%
Mentioned component is proportionally prepared, is uniformly mixing to obtain homogeneous phase.
The different monooctyl ester oil suspension emulsion of embodiment 60.5% methyl iodide sulphur grand sodium+25%2 first 4 chlorine
The grand sodium 0.5% of methyl iodide sulphur
The 2 different monooctyl esters 25% of first 4 chlorine
Methyl naphthalene sulfonate formaldehyde condensate 5%
Ethoxylated castor oil 3%
Bentonite 1%
Aromatic solvent 10020%
Soybean oil complements to 100%
The grand sodium oil-suspending agent of methyl iodide sulphur is obtained after ground to grand for methyl iodide sulphur sodium, methyl naphthalene sulfonate formaldehyde condensate and/or high speed shear；The 2 first 4 different monooctyl esters of chlorine, aromatic solvent 100, ethoxylated castor oil mixing and stirring are obtained the cream of the 2 first 4 different monooctyl esters of chlorine；The 2 first 4 chlorine different monooctyl ester cream obtained are joined in the grand sodium oil-suspending agent of methyl iodide sulphur, obtains 0.5% methyl iodide sulphur grand sodium+25%2 different monooctyl ester oil-suspending agent of first 4 chlorine.
Embodiment 70.05% methyl iodide sulphur grand sodium+50%2 first 4 chlorine sodium salt wettable powder
The grand sodium 0.05% of methyl iodide sulphur
2 first 4 chlorine sodium salts 50%
Sodium lauryl sulphate 10%
Sodium lignin sulfonate 5%
White carbon 10%
Kaolin complements to 100%
Said components is mixed in proportion, and grinds, pulverize, prepare into wettable powder.
Embodiment 80.05% methyl iodide sulphur grand sodium+25%2 first 4 chlorine sodium water dispersible granules
The grand sodium 0.05% of methyl iodide sulphur
2 first 4 chlorine sodium 25%
MODIFIED LIGNOSULPHONATE 5%
Sodium lauryl sulphate 2%
Carbamide 5%
Kaolin complements to 100%
By grand for methyl iodide sulphur sodium, 2 first 4 chlorine sodium active component, dispersant, wetting agent, disintegrating agent and filler in the ratio mix homogeneously of formula, become wettable powder through comminution by gas stream；Add a certain amount of water mixing extruding and make material.0.05% methyl iodide sulphur grand sodium+25%2 first 4 chlorine sodium water dispersible granules is obtained after drying screening.
Embodiment 91% methyl iodide sulphur grand sodium+50%2 different monooctyl ester aqueous emulsion of first 4 chlorine
Oil phase:
The grand sodium 1% of methyl iodide sulphur
Methyl oleate 10%
Ethoxylated castor oil 5%
Aqueous phase:
The 2 different monooctyl esters 50% of first 4 chlorine
The sodium salt 1% of the LOMAR PWA EINECS 246-676-2-formaldehyde condensation products of sulfonation
Water complements to 100%
Grand for methyl iodide sulphur sodium, the 2 first 4 different monooctyl esters of chlorine are dissolved in methyl oleate, add ethoxylated castor oil and obtain oil phase；According to the formula sodium salt by the LOMAR PWA EINECS 246-676-2-formaldehyde condensation products of sulfonation, water, mix homogeneously obtain aqueous phase；Under agitation oil phase is added aqueous phase and obtain aqueous emulsion.
Embodiment 100.1% methyl iodide sulphur grand sodium+25%2 first 4 chlorine sodium wettable powder
The grand sodium 0.1% of methyl iodide sulphur
2 first 4 chlorine sodium 25%
Sodium lignin sulfonate 1%
Sodium lauryl sulfate 2%
The silicic acid 1% of high degree of dispersion
Kaolin complements to 100%
Said components is mixed in proportion, and grinds, pulverize, prepare into wettable powder.
Embodiment 110.1% methyl iodide sulphur grand sodium+15%2 first 4 chlorine sodium coated granule
The grand sodium 0.1 of methyl iodide sulphur
2 first 4 chlorine sodium 15%
Polyethylene Glycol 3%
The silicic acid 1% of high degree of dispersion
Calcium carbonate complements to 100%
In a mixer, by levigate active component even spread to by the carrier of Polyethylene Glycol moistening.Dust-free coated granules agent can be obtained in this way.
Embodiment 122% methyl iodide sulphur grand sodium+40%2 first 4 chlorine sodium wettable powder
The grand sodium 2% of methyl iodide sulphur
2 first 4 chlorine sodium 40%
Sodium lauryl sulphate 1%
Sodium lignin sulfonate 1%
Kaolin complements to 100%
Said components is mixed in proportion, and grinds, pulverize, prepare into wettable powder.
Embodiment 130.6% methyl iodide sulphur grand sodium+60%2 first 4 chlorine sodium extrusion granule
The grand sodium 0.6% of methyl iodide sulphur
2 first 4 chlorine sodium 60%
Sodium lignin sulfonate 4%
Carboxymethyl cellulose 2%
Kaolin complements to 100%
Active component is mixed with auxiliary agent and grinds, mixture water-wet.This mixture is extruded, then dries in the air stream.
Embodiment 140.5% methyl iodide sulphur grand sodium+5%2 first 4 chlorine sodium seed coat agent
The grand sodium 0.5% of methyl iodide sulphur
2 first 4 chlorine sodium 5%
Fatty alcohol-polyoxyethylene ether sulfosuccinic acid monoesters disodium 10%
MODIFIED LIGNOSULPHONATE 5%
Xanthan gum 1%
Bentonite 1%
Glycerol 5%
PVP-K301%
Water complements to 100%
Above-mentioned each component is mixed in proportion, and through sand milling, prepares into seed coat agent.
Embodiment 152% methyl iodide sulphur grand sodium+30%2 different monooctyl ester ZC of first 4 chlorine
ATLOXTM49134%
Citric acid 0.05%
Catalyst 0.1%
Water 13%
The 2 different monooctyl esters 30% of first 4 chlorine
PAPI1.35%
SOLVESSOTM10010%
ATLOXTM491316%
Dispersant LFH0.3%
Defoamer 0.16%
Carbamide 8.4%
The grand sodium 2% of methyl iodide sulphur
Water complements to 100%
By PAPI, the 2 first 4 different monooctyl esters of chlorine, SOLVESSOTM100 oil phases formed add containing ATLOXTMIn the aqueous solution of 4913, form emulsion.Then heating insulation are 50oCatalyst reaction is added 2 hours under C.The microcapsule of the 2 first 4 different monooctyl esters of chlorine is obtained after cooling.
ATLOXTM4913, dispersant LFH, defoamer, carbamide, the grand sodium of methyl iodide sulphur and water mix in proportion, and through sand milling, prepare into suspending agent.
The 2 first 4 chlorine different monooctyl ester microcapsules obtained are added in the suspending agent of the grand sodium of methyl iodide sulphur, be uniformly mixing to obtain 2% methyl iodide sulphur grand sodium+30%2 different monooctyl ester ZC of first 4 chlorine.
Embodiment 165% methyl iodide sulphur grand sodium+30%2 different monooctyl ester suspended emulsion of first 4 chlorine
The grand sodium 5% of methyl iodide sulphur
The 2 different monooctyl esters 30% of first 4 chlorine
SOLVESSOTM20010%
Ethoxylated castor oil 4%
Fatty alcohol-polyoxyethylene ether sulfosuccinic acid monoesters disodium 5%
MODIFIED LIGNOSULPHONATE 5%
Xanthan gum 1%
Bentonite 1%
Glycerol 5%
Water complements to 100%
The 2 first 4 different monooctyl esters of chlorine are dissolved in SOLVESSOTMIn 200, add ethoxylated castor oil, obtain the cream of the 2 first 4 different monooctyl esters of chlorine；
By grand for methyl iodide sulphur sodium, fatty alcohol-polyoxyethylene ether sulfosuccinic acid monoesters disodium, above-mentioned each component mixes in proportion, and through sand milling, prepares into suspending agent.
Oil phase containing the 2 first 4 different monooctyl esters of chlorine is joined in the grand sodium suspending agent of the sulphur containing methyl iodide, obtains suspended emulsion.
Embodiment 176% methyl iodide sulphur grand sodium+30%2 different monooctyl ester cream of first 4 chlorine
The grand sodium 6% of methyl iodide sulphur
The 2 different monooctyl esters 30% of first 4 chlorine
Ethoxylated castor oil 5%
Calcium dodecyl benzene sulfonate 3%
SOLVESSOTM200 complement to 100%
Above-mentioned each component being mixed, stirring is to obtaining transparent homogeneous phase.
Embodiment 195% methyl iodide sulphur grand sodium+95%2 first 4 chlorine sodium
The grand sodium 5% of methyl iodide sulphur
2 first 4 chlorine sodium 95%
By grand for methyl iodide sulphur sodium, 2 first 4 chlorine sodium proportionally mix homogeneously.
Embodiment 201% methyl iodide sulphur grand sodium+50%2 first 4 chlorine sodium+49% mefenpyrdiethyl
The grand sodium 1% of methyl iodide sulphur
2 first 4 chlorine sodium 50%
Mefenpyrdiethyl 49%
By grand for methyl iodide sulphur sodium, 2 first 4 chlorine sodium, mefenpyrdiethyl proportionally mix homogeneously.
Embodiment 2150% methyl iodide sulphur grand sodium+50%2 first 4 different monooctyl ester of chlorine
The grand sodium 50% of methyl iodide sulphur
The 2 different monooctyl esters 50% of first 4 chlorine
By grand for methyl iodide sulphur sodium, 2 first 4 chlorine sodium proportionally mix homogeneously.
Embodiment 221% methyl iodide sulphur grand sodium+50%2 first 4 chlorine sodium+49% mefenpyrdiethyl
The grand sodium 1% of methyl iodide sulphur
The 2 different monooctyl esters 50% of first 4 chlorine
Mefenpyrdiethyl 49%
By grand for methyl iodide sulphur sodium, 2 first 4 chlorine sodium, mefenpyrdiethyl proportionally mix homogeneously.
In above example, proportioning is weight per distribution ratio.
Biological test example
The evaluation of the mixed potentiation executing middle display of two or more herbicidal active components is based on what Colby ' the s method described in " CalculationSynergisticandAntagonisticResponseofHerbicide Combinations " (Weeds15/1 (1967), S.R.Colby) was determined.
Shown in computing formula such as following formula (1)
……………………………………(1)
In formula (1), X represents herbicide A control of weeds (%) under Xg effective ingredient/ha consumption,
Y represents herbicide B control of weeds (%) under Yg effective ingredient/ha consumption,
E represents the expection control of weeds (%) under X+Yg effective ingredient/ha consumption.
If the actual control of weeds rate observed in biologic test exceedes the use calculated desired value of Colby ' s method (E), then represent the effect summation more than each agent effectiveness of Synergistic herbicide compositions, it means that compositions has potentiation.
Test method:
Unifacial leaf and dicotyledonous harmful plants are placed in the peat basin (diameter 4cm) equipped with sandy loam, then cover with soil.Peat basin is maintained in greenhouse under optimum condition.
Cultivation starts latter about 4 weeks, processes test plants in 2 leaf phases to 4 leaf phases.In order to cultivate plant further, subsequently peat basin is maintained in greenhouse under optimum condition.5 kinds of reagent are prepared: 1, the grand sodium of methyl iodide sulphur according to constant weight percentage ratio；2,2 first 4 chlorine sodium；3, the 2 different monooctyl ester of first tetrachloro；4, methyl iodide sulphur grand sodium+2 first 4 chlorine sodium；5, methyl iodide sulphur grand sodium+2 first 4 different monooctyl ester of chlorine.Afterwards by above-mentioned each reagent dilute with water, it is thus achieved that medicament diluent.
The visual score of herbicidal effect is up under the interval of 21 days to carry out after the treatment.Scoring is to carry out with the percent compared with untreated check plant.0%=without activity of weeding, 100%=activity of weeding completely=kill completely.
Result:
The Synergistic herbicide compositions of the present invention is respectively directed to the important noxious plant (grassy weed of following wide spectrum, broad leaved weed, sedge weed) test: Herba stellariae mediae (Stellariamedia), Amaranthus retroflexus (Amaranthusretroflexus), volume stem knotweed (Fallopia (exPolygonum) Convolvulus), Herba Abutili (Abuthilontheophrasti), Sagittaria trifolia L. Var. Angusti-folia(Sieb.) Kitag.(Sagittaria sagittifolia L.) (Sagittariatrifolia), Rhizoma Alismatis (OrientalWaterplantainRhizome), Herba monochoriae vaginalis (HerbofPygmyArrowhead), Monochoria korsakowii (Monochoriakorsakowii), Lindernia procumbens (Krock.) Phillcox. (Linderniaprocumbens), Herba Solani Nigri (SolanumnigrumL.), firefly Lin (ScirpusjuncoidesRoxb), Herba Cyperi Difformis (CyperusdifformisL.), Herba chenopodii (ChenopodiumalumL.), wild oat (AvenafatuaL.), Herba Galii Teneri (GaliumaparineL.var.tenerumGren.et (Godr.) Rebb.).
Preventive effect to Herba Galii Teneri (GaliumaparineL.var.tenerumGren.et (Godr.) Rebb.)
Preventive effect to wild oat (AvenafatuaL.)
Preventive effect to Herba Cyperi Difformis (CyperusdifformisL)
The grand sodium of methyl iodide sulphur and 2 first 4 chlorine sodium or the different monooctyl ester combination of 2 first 4 chlorine prevent and kill off Herba stellariae mediae (Stellariamedia), Amaranthus retroflexus (Amaranthusretroflexus), volume stem knotweed (Fallopia (exPolygonum) Convolvulus), Herba Abutili (Abuthilontheophrasti), Sagittaria trifolia L. Var. Angusti-folia(Sieb.) Kitag.(Sagittaria sagittifolia L.) (Sagittariatrifolia), Rhizoma Alismatis (OrientalWaterplantainRhizome), Herba monochoriae vaginalis (HerbofPygmyArrowhead), Monochoria korsakowii (Monochoriakorsakowii), Lindernia procumbens (Krock.) Phillcox. (Linderniaprocumbens), Herba Solani Nigri (SolanumnigrumL.), firefly Lin (ScirpusjuncoidesRoxb), Herba Cyperi Difformis (CyperusdifformisL.), Herba chenopodii (ChenopodiumalumL.), wild oat (AvenafatuaL.), Herba Galii Teneri (GaliumaparineL.var.tenerumGren.et (Godr.) Rebb.) demonstrates obvious potentiation.When using the Synergistic herbicide compositions of the present invention, the herbicide action of weeds is exceeded in the present composition summation of independent herbicide action when contained each herbicides compounds is individually sprayed by it.Therefore, compared with executing with each herbicides compounds list, the compositions of the present invention can provide same weeds herbicide action under the relatively low consumption of herbicides compounds.The increase of this activity of weeding and effect and the reduction of active component consumption have convincingly demonstrated the potentiation of the present invention.
Claims (13)
1. a Synergistic herbicide compositions, it is characterised in that include iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the 2 different monooctyl ester active component of first 4 chlorine, described iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the different monooctyl ester weight proportion scope of 2 first 4 chlorine is 10:1 to 1:1000.
2. Synergistic herbicide compositions according to claim 1, it is characterised in that described iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the different monooctyl ester weight proportion scope of 2 first 4 chlorine are 10:1 to 1:500.
3. Synergistic herbicide compositions according to claim 1, it is characterised in that described iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the different monooctyl ester weight proportion scope of 2 first 4 chlorine are 10:1 to 1:250.
4. Synergistic herbicide compositions according to claim 1, it is characterised in that described iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the different monooctyl ester weight proportion scope of 2 first 4 chlorine are 10:1 to 1:100.
5. Synergistic herbicide compositions according to claim 1, it is characterised in that comprise iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or the 2 first 4 different monooctyl esters of chlorine, auxiliary agent and/or filler.
6. Synergistic herbicide compositions according to claim 1, it is characterized in that, dosage form is wettable powder, cream, suspending agent, microcapsule, microemulsion, aqueous emulsion, suspended emulsion, water dispersible granules, microcapsule suspension-suspendinagent agent, water-soluble granule, water-soluble granule powder, ultra low volume liquids.
7. Synergistic herbicide compositions iodosulfuron-methyl-sodium according to claim 1 and 2 first 4 chlorine sodium or 2 first 4 chlorine different monooctyl ester active component contents account for the 5%-90% of described Synergistic herbicide compositions.
8. Synergistic herbicide compositions according to claim 1, it is characterised in that iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or 2 first 4 chlorine different monooctyl ester active component contents account for the 20%-80% of described Synergistic herbicide compositions.
9. Synergistic herbicide compositions according to claim 1, it is characterised in that iodosulfuron-methyl-sodium and 2 first 4 chlorine sodium or 2 first 4 chlorine different monooctyl ester active component contents account for the 30%-60% of described Synergistic herbicide compositions.
10. the application in preventing and kill off grass family, broad-leaved section weeds, sedge weed of the Synergistic herbicide compositions described in claim 1.
11. the method controlling undesirable plant, it is characterised in that including: (i) before undesirable plant germination (before bud)；(ii), after undesirable plant germination (after bud), or (iii) (i) and (ii) time, the Synergistic herbicide compositions of the claim 1 of herbicidally effective amount is applied on the growth place of undesirable plant or leaf or stem.
12. the method controlling undesirable plant, it is characterised in that controlling weeds before being used for by the Synergistic herbicide compositions described in the claim 1 of herbicidally effective amount before crop is sowed and after planting emerging, or after crop emerges, prevent and treat undesirable plant.
13. method according to claim 12, it is characterised in that described crop includes Semen Tritici aestivi, Fructus Hordei Vulgaris, rice, Semen Maydis, Sorghum vulgare Pers., Caulis Sacchari sinensis, Semen sojae atricolor, Brassica campestris L, Cotton Gossypii.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106508941A (en) * | 2016-12-02 | 2017-03-22 | 佛山市普尔玛农化有限公司 | Weeding composition containing iodosulfuron-methyl sodium and isooctyl nitrate |
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| US7074743B1 (en) * | 1995-06-08 | 2006-07-11 | Hoechst Schering Agrevo Gmbh | Herbicidal composition comprising 4-iodo-2-[3-(4-methoxy-6-methyl-1,3,5-triazin-2-yl)ureidosulfonyl]benzoic esters |
| CN102771509A (en) * | 2012-07-23 | 2012-11-14 | 河南金田地农化有限责任公司 | Herbicide composition containing clacyfos |
| CN103651490A (en) * | 2013-12-16 | 2014-03-26 | 山东滨农科技有限公司 | Compound weeding composition |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5463081A (en) * | 1991-02-12 | 1995-10-31 | Hoechst Aktiengesellschaft | Arylsulfonylureas, processes for their preparation, and their use as herbicides and growth regulators |
| CN1189763A (en) * | 1995-06-08 | 1998-08-05 | 赫彻斯特-舍林农业发展有限公司 | Herbicides with 4-iodo-2-[3-(4-methoxy-6-methyl-1, 3, 5-triazin-2-yl) ureidosulfonyl]-benzoic acid esters |
| US7074743B1 (en) * | 1995-06-08 | 2006-07-11 | Hoechst Schering Agrevo Gmbh | Herbicidal composition comprising 4-iodo-2-[3-(4-methoxy-6-methyl-1,3,5-triazin-2-yl)ureidosulfonyl]benzoic esters |
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| CN106508941A (en) * | 2016-12-02 | 2017-03-22 | 佛山市普尔玛农化有限公司 | Weeding composition containing iodosulfuron-methyl sodium and isooctyl nitrate |
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