WO2020124531A1 - Composition herbicide ternaire contenant du cyclopyrimorate et application associée - Google Patents

Composition herbicide ternaire contenant du cyclopyrimorate et application associée Download PDF

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Publication number
WO2020124531A1
WO2020124531A1 PCT/CN2018/122580 CN2018122580W WO2020124531A1 WO 2020124531 A1 WO2020124531 A1 WO 2020124531A1 CN 2018122580 W CN2018122580 W CN 2018122580W WO 2020124531 A1 WO2020124531 A1 WO 2020124531A1
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Prior art keywords
cyclopyrimorate
herbicidal composition
active ingredient
composition containing
ternary
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PCT/CN2018/122580
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English (en)
Chinese (zh)
Inventor
彭学岗
赵德
刘娜
张景远
金涛
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青岛清原化合物有限公司
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Publication of WO2020124531A1 publication Critical patent/WO2020124531A1/fr

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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION 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
    • A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
    • A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
    • A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
    • A01N47/18—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof containing a —O—CO—N< group, or a thio analogue thereof, directly attached to a heterocyclic or cycloaliphatic ring
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION 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
    • A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
    • A01N37/18—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof
    • A01N37/22—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof the nitrogen atom being directly attached to an aromatic ring system, e.g. anilides
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION 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
    • A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
    • A01N37/18—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof
    • A01N37/26—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof containing the group; Thio analogues thereof
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION 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
    • A01N39/00—Biocides, pest repellants or attractants, or plant growth regulators containing aryloxy- or arylthio-aliphatic or cycloaliphatic compounds, containing the group or, e.g. phenoxyethylamine, phenylthio-acetonitrile, phenoxyacetone
    • A01N39/02—Aryloxy-carboxylic acids; Derivatives thereof
    • A01N39/04—Aryloxy-acetic acids; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION 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
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
    • A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
    • A01N43/42—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings condensed with carbocyclic rings
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION 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
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
    • A01N43/56—1,2-Diazoles; Hydrogenated 1,2-diazoles

Definitions

  • the invention belongs to the field of pesticides, and specifically relates to a ternary herbicidal composition containing cyclopyrimorate and its application.
  • Chemical weeding is the most economical and effective method in the control of farmland weeds.
  • the continuous use of a single variety or a single action of chemical herbicides at high doses for a long time can easily cause problems such as weed resistance and resistance evolution.
  • cyclopyrimorate 6-chloro-3-(2-cyclopropyl-6-methylphenoxy)pyridazin-4-yl-morpholine-4-carboxylic acid ester, the chemical structural formula is It is a pyridazine herbicide for paddy fields developed by Japan Sankyo Agricultural Company (now Sankyo Chemical Company), which can effectively control barnyard grass and various broad-leaved weeds.
  • the present invention provides a ternary herbicidal composition containing cyclopyrimorate and its application.
  • the composition can effectively control common weeds in crop fields, and has the characteristics of expanding the herbicidal spectrum, reducing the application amount, being safe for crops, capable of producing synergistic effects and solving resistant weeds.
  • a ternary herbicidal composition containing cyclopyrimorate including a herbicidally effective amount of active ingredient A, active ingredient B and active ingredient C, wherein,
  • the active ingredient A is cyclopyrimorate (CAS number: 499231-24-2);
  • the active ingredient B is triflubenzone (CAS number: 1911613-97-2);
  • the active ingredient C is selected from one or more of the following compounds: alachlor (CAS number: 51218-49-6), butachlor (CAS number: 23184-66-9), quinclorac (CAS number :84087-01-4), diarrhea (CAS number: 709-98-8), 2 methyl 4 chlorodimethylamine salt (CAS number: 2039-46-5) and/or derivatives thereof.
  • salts also include salts formed by the exchange of cations with hydrogen atoms in the sulfonamide group.
  • 2M 4 Chlorine derivatives include but are not limited to: 2M 4 Chlorine sodium salt, potassium salt, dimethyl ammonium salt, isopropylamine salt, etc., as well as 2M 4 Chlorine methyl ester, ethyl ester, isooctyl ester, ethyl sulfide Ester etc.
  • the salt of the compound is preferably in the form of a respective alkali metal salt, alkaline earth metal salt or ammonium salt, preferably in the form of a respective alkali metal salt, more preferably in the form of a respective sodium or potassium salt, Most preferred is the form of the respective sodium salt.
  • the weight ratio of A, B and C is 1 to 500: 0.1 to 100: 1 to 2000 and 5 to 400: 0.5 to 80: 5 to 1500; preferably 10 to 300: 1 to 50: 10 to 500 and 30 ⁇ 280:3 ⁇ 40:30 ⁇ 300; more preferably 50 ⁇ 250:5 ⁇ 30:50 ⁇ 200 and 60 ⁇ 240:6 ⁇ 24:70 ⁇ 100.
  • the mass percentage of A, B and C in the herbicidal composition accounts for 1-95% of the total amount, preferably 10-80%.
  • the herbicidal composition also includes conventional adjuvants, and the conventional adjuvants include carriers and surfactants.
  • carrier means an organic or inorganic, natural or synthetic substance. They facilitate the application of active ingredients.
  • the carrier is generally inert and must be agriculturally acceptable, especially by the treated plant.
  • the carrier can be solid, such as clay, natural or synthetic silicate, silica, resin, wax, solid fertilizer, etc.; or liquid, such as water, alcohols, ketones, petroleum fractions, aromatic or wax hydrocarbons, chlorine Hydrocarbon substitution, liquefied gas, etc.
  • Surfactants may include emulsifiers, dispersants or wetting agents, and it may be ionic or non-ionic. Examples which may be mentioned are salts of polyacrylic acid, lignin sulfonates, phenol sulfonic acids or naphthalene sulfonic acids, ethylene oxide and aliphatic alcohols or with aliphatic acids or with aliphatic amines and substituted phenols (particularly It is a polymer of alkylphenol or arylphenol), sulfosuccinates, taurine derivatives (especially taurine alkyl esters) and phosphate esters of alcohol or phosphate esters of polyhydroxyethylated phenol, Alkyl sulfonates, alkyl aryl sulfonates, alkyl sulfates, lauryl ether sulfates, fatty alcohol sulfates, and sulfated cetyl-, hepta- and octa
  • Methyl cellulose hydrophobically modified starch, polyvinyl alcohol, polycarboxylates, polyalkoxylates, polyvinylamine, polyvinylpyrrolidone and copolymers thereof.
  • At least one surfactant is required to facilitate the dispersion of the active ingredients in water and to enable them to be properly applied to plants.
  • composition may also contain various other components, such as protective colloids, binders, thickeners, thixotropic agents, penetrants, stabilizers, chelating agents, dyes, colorants and polymers.
  • protective colloids such as binders, thickeners, thixotropic agents, penetrants, stabilizers, chelating agents, dyes, colorants and polymers.
  • the ternary composition of the present invention can be mixed with the following active substances, such as "World Pesticide New Variety Technology Encyclopedia", China Agricultural Science and Technology Press, 2010.9 and the known substances in the documents cited here.
  • the herbicide active substances mentioned below (Remarks: the name of the compound is either a common name according to the International Organization for Standardization (ISO) or a chemical name, and there is a code when appropriate): acetochlor, butachlor, Alachlor, propolachlor, metolachlor, sinoprofen, alachlor, alachlor, oxachlor, naproxen, R-L-naproxen, propanil , Fenpropanil, difenacetamide, flufenacetamide, alafenamide, flufenacetamide, bromacetamide, dimethoxamide, high-efficiency dimethoxamide, ethoxy Benachlor, flufenazone, alafenamide, metazachlor, clo
  • the salt of the compound is preferably in the form of a respective alkali metal salt, alkaline earth metal salt or ammonium salt, preferably in the form of a respective alkali metal salt, more preferably in the form of a respective sodium or potassium salt, Most preferred is the form of the respective sodium salt.
  • the herbicidal composition further includes at least one safener selected from:
  • Dichlorophenylpyrazoline-3-carboxylic acid (S1) compounds the preferred compound is, for example, 1-(2,4-dichlorophenyl)-5-(ethoxycarbonyl)-5-methyl 2-pyrazoline-3-carboxylic acid ethyl ester (S1-1, mefenpyr-diethyl, PM, pages 594-595), and described in, for example, WO 91/07874 and PM (page 594-595).
  • Dichlorophenylpyrazolecarboxylic acid derivatives the preferred compound is, for example, 1-(2,4-dichlorophenyl)-5-methylpyrazole-3-carboxylic acid ethyl ester (S1-2), 1-(2,4-dichlorophenyl)-5-isopropylpyrazole-3-carboxylic acid ethyl ester (S1-3), 1-(2,4-dichlorophenyl)-5-(1 ,1-Dimethyl-ethyl)pyrazole-3-carboxylic acid ethyl ester (S1-4), 1-(2,4-dichlorophenyl)-5-phenylpyrazole-3-carboxylic acid ethyl Ester (S1-5), and related compounds described in EP-A-333131 and EP-A-269806.
  • Triazole carboxylic acid (S1) compounds the preferred compound is, for example, fenchlorazole, ie 1-(2,4-dichlorophenyl)-5-trichloromethyl-(1H)-1 , Ethyl 2,4-triazole-3-carboxylate (S1-6) and related compounds (see EP-A-174562 and EP-A-346620).
  • 5-benzyl- or 5-phenyl-2-isoxazoline-3-carboxylic acids or 5,5-diphenyl-2-isoxazoline-3-carboxylic acids preferably
  • the compound is, for example, ethyl 5-(2,4-dichlorobenzyl)-2-isoxazoline-3-carboxylate (S1-7) or 5-phenyl-2-isoxazoline-3-carboxy Ethyl acid ester (S1-8) and related compounds described in WO91/08202, or 5,5-diphenyl-2-isoxazoline- described in patent application (WO-A-95/07897) 3-Carboxylic acid ethyl ester (S1-9, isoxadifen-ethyl) or 5,5-diphenyl-2-isoxazoline-3-carboxylic acid n-propyl ester (S1-10) Or ethyl 5-(4-fluorophenyl)-5-phenyl-2
  • S2 8-quinolinoxyacetic acid (S2) compounds, preferably 1-methylhex-1-yl (5-chloro-8-quinolinoxy) acetate (S2-1, cloquintocet- mexyl), such as PM (pages 195-196), (1,3-dimethylbut-1-yl)(5-chloro-8-quinolinoxy)acetate (S2-2), 4- Allyloxybutyl (5-chloro-8-quinolineoxy) acetate (S2-3), 1-allyloxyprop-2-yl (5-chloro-8-quinolineoxy )) acetate (S2-4), (5-chloro-8-quinolinoxy) ethyl acetate (S2-5), (5-chloro-8-quinolinoxy) methyl acetate (S2- 6), (5-chloro-8-quinolinoxy) allyl acetate (S2-7), 2-(2-propyleneiminooxy)-1-ethyl(5-chloro-8- Quinoline
  • 5-chloro-8-quinolinoxy) malonic acid compounds the preferred compounds are, for example, (5-chloro-8-quinolinoxy) diethyl malonate, (5-chloro-8 -Quinolineoxy) diallyl malonate, (5-chloro-8-quinolineoxy)-methyl ethyl malonate and related compounds described in EP-A-0582198.
  • Phenoxyacetic acid, phenoxypropionic acid or aromatic carboxylic acid active compounds such as 2,4-dichlorophenoxyacetic acid (and ester) (2,4-D), 4-chloro-2- Methylphenoxypropionate (2-methyl-4-chloropropionic acid (mecoprop)), MCPA or 3,6-dichloro-2-methoxybenzoic acid (and ester) (dicamba) .
  • the safener is preferably bisoxazolic acid (CAS: 163520-33-0), cyprosulfamide (CAS: 221667-31-8), pyrazolinate (CAS: 135590-91-9), detoxified quinoline (CAS : 99607-70-2), gibberellic acid (CAS: 7-06-5), furilazole (CAS: 121776-33-8), one or more of metcamifen (CAS: 129531-12-0).
  • composition of the present invention can be diluted or directly used by the user before use.
  • Its formulation can be prepared by ordinary processing methods, that is, after mixing the active substance with a liquid solvent or a solid carrier, one or more of surfactants such as dispersants, stabilizers, wetting agents, binders, defoamers, etc. are added Species.
  • the specific formulation of the herbicidal composition is a dispersible oil suspension, water suspension, suspension emulsion, wettable powder, emulsifiable concentrate, water dispersible granule, water emulsion or microemulsion.
  • composition of the present invention can be mixed with solid and liquid additives conventionally used in prior art formulations.
  • the present invention also provides an application of the ternary herbicidal composition in controlling weeds in crops; and a method for controlling undesired plant growth, which includes applying the ternary herbicidal composition to plants, Plant parts, plant seeds or plant growing areas are preferably used for selective control of weeds in crops.
  • composition of the present invention can be applied to the leaves of the plant to be treated by spraying, that is, on weeds, especially on surfaces that are harmful to the growth of crops or are susceptible to infestation.
  • the herbicidal composition of the present invention When the herbicidal composition of the present invention is applied, an unexpected synergistic effect is obtained, and the herbicidal activity is more significant than the expected sum of the activities using a single herbicide, and the activity of a single herbicide or a combination of any two of them.
  • the synergistic effect is represented by reduced application rate, wider weed control spectrum, faster and longer lasting weed control, and these characteristics are required in the process of weed control practice.
  • these new compositions are clearly superior to existing herbicides, achieve reduced use, and are more environmentally friendly.
  • composition of the present invention is environmentally friendly, easy to degrade in the environment, and suitable for various crop fields.
  • the herbicidal composition of the present invention is low in cost and convenient to use, and its popularization and application have huge economic and social benefits.
  • suspension emulsion processing equipment mixing kettle, colloid mill, sand mill, shearing machine, etc.
  • the above-mentioned suspension emulsion processing process put the water phase material into the mixing kettle, stir and mix it, pass through the colloid mill, and then enter the sand mill three-stage sand mill, and finally cut evenly in the shear machine, and transfer it to the standby after passing the test; Put the oil phase materials into the mixing kettle, add solvent oil and emulsifier, stir and dissolve evenly; then add the water phase materials into the shear kettle, and in the shear state, slowly draw the oil phase materials into the shear kettle, Cut while drawing material, continue to cut evenly, and transfer to storage tank for filling after passing the test.
  • the above dispersible oil suspension agent processing equipment mixing kettle, colloid mill, sand mill, shearing machine, etc.
  • Processing process of the above dispersible oil suspending agent put all materials into the mixing kettle, stir and mix, pass through the colloid mill, then enter the three-stage sand mill of the sand mill, and finally cut evenly in the shear, after passing the test, transfer Filling to storage tank.
  • the above water-dispersible granule processing equipment jet mill, coulter mixer, basket granulator, drying oven, sieving machine, etc.
  • the above-mentioned water-dispersible granule processing process the above materials are mixed evenly through air flow crushing, water is added into the kneading granulation, then dried, and finally sieved to obtain the finished product.
  • the above water suspension agent processing equipment mixing kettle, colloid mill, sand mill, shearing machine, etc.
  • the above water suspension agent processing process put all the materials into the mixing kettle, stir and mix, pass through the colloid mill, and then enter the sand mill three-stage sand mill, and finally shear evenly in the shear, after passing the test, transfer to the storage Can filling.
  • the above-mentioned weeds are cultivated by potting.
  • the initial soil moisture is controlled at 20%, and weed seeds with full and uniform grains are selected.
  • the agent is placed in a controlled solar greenhouse for cultivation, and a certain amount of water is regularly added to the enamel tray to keep the soil moist.
  • 3WP-2000 walking spray tower Nanjing Agricultural Machinery Research Institute, Ministry of Agriculture. GA110 type 1/10000 electronic balance (Germany); ZDR2000 intelligent data recorder (Hangzhou Zeda Instrument Co., Ltd.); SPX intelligent biochemical incubator (Ningbo Jiangnan Instrument Factory).
  • trimecone The required active ingredient trimecone is produced by the company, and the others are purchased by the reagent company. All the original drugs use acetone as the solvent and are diluted with 0.1% emulsifier T-80 aqueous solution.
  • Each treatment was repeated 4 times, each time with 3 pots, 30 weed seeds were planted in each pot, and a total of 90 grains were treated per treatment.
  • the barnyardgrass was treated with weeds at 1 leaf and 1 heart stage, and Agaricus bisectarum at 2 leaf stage. The trial shared medicine once.
  • the cultivated test materials are evenly placed on a platform with an area of 0.5m 2 and sprayed with the surface layer of the 3WP-2000 walking spray tower.
  • the spray volume is 450 kg/ha.
  • Spray pressure 0.3MPa.
  • the gas valve is closed.
  • the spray tower door is opened and the nutrition bowl is taken out. Then open the air valve and spray 50mL of clean water to clean the spray tube.
  • the absolute number survey method was used to cut off the surviving weed seedlings along the soil surface with a blade, and the fresh weight of the weeds was weighed with an analytical balance. For dead weeds, the fresh weight is zero.
  • the Colby test was used to evaluate the type of joint action of any two or a mixture of the three on weeds.
  • E (%) (fresh weed weight in treatment area/fresh weed weight in control area) ⁇ 100
  • X represents the weed survival rate of A when the dosage is P
  • Y represents the weed survival rate of B when the dosage is Q
  • E0 represents the theoretical weed survival rate of A+B when the dosage is (P+Q)
  • E represents Actual weed survival rate for each treatment.
  • X, Y, Z, N respectively represent the actual survival rate of n single agents, n is the number of compound herbicide varieties.
  • E0-E>10% it indicates synergistic effect; when E0-E ⁇ -10%, it indicates antagonistic effect; when E0-E is within ⁇ 10%, it indicates additive effect.
  • Table 1 A is cyclopyrimorate, B is triflubenzone, and C is alachlor (the test material is barnyard grass)
  • Table 2 A is cyclopyrimorate, B is triflubenzone, and C is butachlor (the test material is barnyard grass)
  • Table 3 A is cyclopyrimorate, B is triazolazone and C is quinclorac (the test material is barnyard grass)
  • Table 4 A is cyclopyrimorate, B is triazosulon, and C is diarrhea (the test material is barnyard grass)
  • Table 5 A is cyclopyrimorate, B is triazoxazone, and C is 2 methyl 4 chlorodimethylamine salt (test material is rhododendron)
  • E(A) the measured fresh weight survival rate of component A treatment at a given dose
  • E(B) the measured fresh weight survival rate of component B treatment at a given dose
  • E(C) the measured fresh weight survival rate of component C treatment at a given dose
  • E(A+B) the measured fresh weight survival rate of the binary mixture of component A and component B at a given dose
  • E(A+C) the measured fresh weight survival rate of the binary mixture of component A and component C at a given dose
  • E(B+C) the measured fresh weight survival rate of the binary mixture of component B and component C at a given dose
  • E(A+B+C) the measured fresh weight survival rate of the ternary mixture of components A, B and C at a given dose
  • the herbicide compositions prepared in Examples 1-5 were used to conduct field weed effect tests.
  • Test method At the 2-3 leaf stage of weeds, a manual sprayer, with a water content of 30 kg/667m 2 , using stem and leaf spray. The specific test agent and dosage are shown in Table 6. The area of the plot is 50 square meters, and each treatment is repeated 4 times. See Table 6 for investigation and control effect 45 days after application.
  • the present invention unexpectedly found that the composition is surprisingly useful for controlling weeds such as horsetail, barnyard grass, Qianjinjin, Agrimony, amaranth, quinoa, and amaranth.
  • Unexpected synergies which are more significant at low doses, can reduce the amount of medication, reduce environmental pollution, and reasonable compounding reduces agricultural costs, resistant to ALS, ACCase inhibitor weeds Efficient and has good application prospects.
  • it has been tested in wheat fields, corn fields, rice fields, peanuts, sugar cane, sorghum, millet, potato, rape, soybean, cotton, vegetables, bluegrass, tall fescue, Zoysia grass, etc. Lawns and crops show good selectivity and excellent synergies, and can be developed into a broad market value herbicide mixture.

Abstract

La présente invention concerne le domaine des pesticides, et plus précisément une composition herbicide ternaire contenant du cyclopyrimorate et son application. La composition herbicide ternaire comprend une quantité efficace du point de vue herbicide d'un principe actif A, d'un principe actif B et d'un principe actif C ; le principe actif A est le cyclopyrimorate ; le principe actif B est le triazole sulcotrione ; et le principe actif C est un ou plusieurs des composés suivants : le prétilachlore, le butachlore, le quinclorac, le propanil, un sel de 2-méthyl-4-chloro diméthylamine, et/ou leurs dérivés. La présente composition permet d'empêcher et d'éliminer efficacement des mauvaises herbes communes dans des champs cultivés, a un large spectre herbicide, réduit la quantité à appliquer, est sans danger pour les cultures, et permet de produire un effet synergique et de résoudre le problème des mauvaises herbes résistantes aux herbicides.
PCT/CN2018/122580 2018-12-19 2018-12-21 Composition herbicide ternaire contenant du cyclopyrimorate et application associée WO2020124531A1 (fr)

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CN201811554344.1A CN109479888A (zh) 2018-12-19 2018-12-19 包含cyclopyrimorate的三元除草组合物及其应用

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CN111820224B (zh) * 2019-04-22 2022-04-05 江苏清原农冠杂草防治有限公司 包含三氟甲基哒嗪醇类化合物的除草组合物及其应用
CN114586797B (zh) * 2020-12-03 2023-09-01 青岛清原作物科学有限公司 包含灭草松和砜嘧磺隆的三元除草组合物及其应用

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