CN112998025B - Weeding composition containing substituted pyrazolyl pyrazole sulfonylurea compound - Google Patents
Weeding composition containing substituted pyrazolyl pyrazole sulfonylurea compound Download PDFInfo
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- CN112998025B CN112998025B CN201911326530.4A CN201911326530A CN112998025B CN 112998025 B CN112998025 B CN 112998025B CN 201911326530 A CN201911326530 A CN 201911326530A CN 112998025 B CN112998025 B CN 112998025B
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- 239000000203 mixture Substances 0.000 title claims abstract description 77
- -1 pyrazolyl pyrazole sulfonylurea compound Chemical class 0.000 title claims abstract description 46
- 238000009333 weeding Methods 0.000 title claims abstract description 28
- 239000004480 active ingredient Substances 0.000 claims abstract description 41
- 239000000575 pesticide Substances 0.000 claims abstract description 12
- 230000002363 herbicidal effect Effects 0.000 claims description 17
- 239000005502 Cyhalofop-butyl Substances 0.000 claims description 15
- TYIYMOAHACZAMQ-CQSZACIVSA-N Cyhalofop-butyl Chemical group C1=CC(O[C@H](C)C(=O)OCCCC)=CC=C1OC1=CC=C(C#N)C=C1F TYIYMOAHACZAMQ-CQSZACIVSA-N 0.000 claims description 15
- 241000192043 Echinochloa Species 0.000 claims description 15
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- 239000004562 water dispersible granule Substances 0.000 claims description 14
- PQKBPHSEKWERTG-LLVKDONJSA-N ethyl (2r)-2-[4-[(6-chloro-1,3-benzoxazol-2-yl)oxy]phenoxy]propanoate Chemical group C1=CC(O[C@H](C)C(=O)OCC)=CC=C1OC1=NC2=CC=C(Cl)C=C2O1 PQKBPHSEKWERTG-LLVKDONJSA-N 0.000 claims description 13
- 239000012053 oil suspension Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 10
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- 229940100389 Sulfonylurea Drugs 0.000 abstract description 4
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- RTCOGUMHFFWOJV-UHFFFAOYSA-N nicosulfuron Chemical compound COC1=CC(OC)=NC(NC(=O)NS(=O)(=O)C=2C(=CC=CN=2)C(=O)N(C)C)=N1 RTCOGUMHFFWOJV-UHFFFAOYSA-N 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 239000004533 oil dispersion Substances 0.000 description 1
- 229910052625 palygorskite Inorganic materials 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- XAMUDJHXFNRLCY-UHFFFAOYSA-N phenthoate Chemical compound CCOC(=O)C(SP(=S)(OC)OC)C1=CC=CC=C1 XAMUDJHXFNRLCY-UHFFFAOYSA-N 0.000 description 1
- 150000003017 phosphorus Chemical class 0.000 description 1
- 230000029553 photosynthesis Effects 0.000 description 1
- 238000010672 photosynthesis Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 239000004584 polyacrylic acid Substances 0.000 description 1
- 235000010482 polyoxyethylene sorbitan monooleate Nutrition 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920001282 polysaccharide Polymers 0.000 description 1
- 239000005017 polysaccharide Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 229920000053 polysorbate 80 Polymers 0.000 description 1
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
- NQLVQOSNDJXLKG-UHFFFAOYSA-N prosulfocarb Chemical compound CCCN(CCC)C(=O)SCC1=CC=CC=C1 NQLVQOSNDJXLKG-UHFFFAOYSA-N 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- DCKVNWZUADLDEH-UHFFFAOYSA-N sec-butyl acetate Chemical compound CCC(C)OC(C)=O DCKVNWZUADLDEH-UHFFFAOYSA-N 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 description 1
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M sodium chloride Inorganic materials [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- ZBTUYCUNQBRXOR-UHFFFAOYSA-L sodium succinate hexahydrate Chemical compound O.O.O.O.O.O.[Na+].[Na+].[O-]C(=O)CCC([O-])=O ZBTUYCUNQBRXOR-UHFFFAOYSA-L 0.000 description 1
- PYODKQIVQIVELM-UHFFFAOYSA-M sodium;2,3-bis(2-methylpropyl)naphthalene-1-sulfonate Chemical compound [Na+].C1=CC=C2C(S([O-])(=O)=O)=C(CC(C)C)C(CC(C)C)=CC2=C1 PYODKQIVQIVELM-UHFFFAOYSA-M 0.000 description 1
- RFOHRSIAXQACDB-UHFFFAOYSA-M sodium;2-(2,4-dichlorophenoxy)acetate Chemical compound [Na+].[O-]C(=O)COC1=CC=C(Cl)C=C1Cl RFOHRSIAXQACDB-UHFFFAOYSA-M 0.000 description 1
- 239000007944 soluble tablet Substances 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 235000012424 soybean oil Nutrition 0.000 description 1
- 239000003549 soybean oil Substances 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000001384 succinic acid Substances 0.000 description 1
- PQTBTIFWAXVEPB-UHFFFAOYSA-N sulcotrione Chemical compound ClC1=CC(S(=O)(=O)C)=CC=C1C(=O)C1C(=O)CCCC1=O PQTBTIFWAXVEPB-UHFFFAOYSA-N 0.000 description 1
- QAZLUNIWYYOJPC-UHFFFAOYSA-M sulfenamide Chemical compound [Cl-].COC1=C(C)C=[N+]2C3=NC4=CC=C(OC)C=C4N3SCC2=C1C QAZLUNIWYYOJPC-UHFFFAOYSA-M 0.000 description 1
- XIUROWKZWPIAIB-UHFFFAOYSA-N sulfotep Chemical compound CCOP(=S)(OCC)OP(=S)(OCC)OCC XIUROWKZWPIAIB-UHFFFAOYSA-N 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- AHTPATJNIAFOLR-UHFFFAOYSA-N thifensulfuron-methyl Chemical group S1C=CC(S(=O)(=O)NC(=O)NC=2N=C(OC)N=C(C)N=2)=C1C(=O)OC AHTPATJNIAFOLR-UHFFFAOYSA-N 0.000 description 1
- YRHRIQCWCFGUEQ-UHFFFAOYSA-N thioxanthen-9-one Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3SC2=C1 YRHRIQCWCFGUEQ-UHFFFAOYSA-N 0.000 description 1
- YMXOXAPKZDWXLY-QWRGUYRKSA-N tribenuron methyl Chemical group COC(=O)[C@H]1CCCC[C@@H]1S(=O)(=O)NC(=O)N(C)C1=NC(C)=NC(OC)=N1 YMXOXAPKZDWXLY-QWRGUYRKSA-N 0.000 description 1
- REEQLXCGVXDJSQ-UHFFFAOYSA-N trichlopyr Chemical compound OC(=O)COC1=NC(Cl)=C(Cl)C=C1Cl REEQLXCGVXDJSQ-UHFFFAOYSA-N 0.000 description 1
- 229940087291 tridecyl alcohol Drugs 0.000 description 1
- XZZNDPSIHUTMOC-UHFFFAOYSA-N triphenyl phosphate Chemical compound C=1C=CC=CC=1OP(OC=1C=CC=CC=1)(=O)OC1=CC=CC=C1 XZZNDPSIHUTMOC-UHFFFAOYSA-N 0.000 description 1
- 239000009685 tusanqi Substances 0.000 description 1
- 239000004560 ultra-low volume (ULV) liquid Substances 0.000 description 1
- KZSNJWFQEVHDMF-UHFFFAOYSA-M valinate Chemical compound CC(C)C(N)C([O-])=O KZSNJWFQEVHDMF-UHFFFAOYSA-M 0.000 description 1
- 239000004565 water dispersible tablet Substances 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
-
- 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
- A01N41/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a sulfur atom bound to a hetero atom
- A01N41/02—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a sulfur atom bound to a hetero atom containing a sulfur-to-oxygen double bond
- A01N41/10—Sulfones; Sulfoxides
-
- 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
- A01N43/54—1,3-Diazines; Hydrogenated 1,3-diazines
-
- 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
- A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
- A01N43/74—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,3
- A01N43/76—1,3-Oxazoles; Hydrogenated 1,3-oxazoles
-
- 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
- A01N43/90—Biocides, 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
-
- 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
- A01N47/12—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, neither directly attached to a ring nor the nitrogen atom being a member of a heterocyclic 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
- 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
- A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
- A01N47/36—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< directly attached to at least one heterocyclic ring; Thio analogues thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention belongs to the technical field of pesticide synergism, and particularly relates to a weeding composition containing substituted pyrazolyl pyrazole sulfonylurea compounds, which comprises an active ingredient A and an active ingredient B which are effective in weeding, wherein the active ingredient B is one or more of aryloxy phenoxy propionic acid esters, sulfonamides, sulfonylurea, imidazolinone, pyrimidine salicylic acid, triones, organic phosphorus, carbamate, cyclohexenone, pyridine carboxylic acid, quinoline carboxylic acid and phenoxy carboxylic acid. The composition can effectively prevent and remove weeds in paddy fields, and has the characteristics of enlarging a weed killing spectrum, obviously synergistic effect, reducing application amount, being safe to crops and the like.
Description
Technical Field
The invention belongs to the field of pesticides, and particularly relates to a weeding composition containing substituted pyrazolyl pyrazole sulfonylurea compounds and application thereof.
Background
Chemical weeding is the most economical and effective means in farmland weed control. However, the long-term continuous high-dose application of chemical herbicides of single variety or single mode of action is liable to cause occurrence of weed resistance. The reasonable compounding of the weeding compound has the advantages of expanding the weed spectrum, improving the preventing and killing effect, delaying the generation of weed resistance and the like, and is one of the most effective methods for solving the problems.
Inhibition of plant biosynthesis is a relatively common mechanism of action in known herbicides, which is largely divided into: 1) Inhibiting synthesis of pigment: (1) inhibiting biosynthesis of chlorophyll and destruction of plasma membrane; (2) inhibit biosynthesis of carotenoids. 2) Inhibit synthesis of amino acids, nucleic acids and proteins: (1) inhibiting biosynthesis of amino acids; (2) inhibiting synthesis of interfering nucleic acids and proteins; 3) Inhibit lipid synthesis. Common herbicides that affect plant biosynthesis include aryloxyphenoxypropionate, sulfonamides, sulfonylureas, imidazolinones, pyrimidinylsalicylic acids, triones, organophosphates, carbamates, cyclohexenones, pyridinecarboxylic acids, quinolinecarboxylic acids, phenoxycarboxylic acids.
Through pesticide formula screening, the pesticide composition can effectively improve the control effect, reduce the dosage, reduce the cost, delay the generation of pesticide resistance of diseases, insect pests and grass pests, and is an important means for agricultural comprehensive treatment. The inventor conducts intensive research on the mixing of the active ingredient A and the photosynthesis inhibitor herbicide, and discovers that the compound A and one of the compounds B are mixed, and has good preventing and killing effects on common weeds in paddy fields within a certain mixing proportion range.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a weeding composition containing substituted pyrazolyl pyrazole sulfonylurea compounds and application thereof, and the weeding composition can effectively prevent and remove weeds such as barnyard grass, moleplant seed, glossodes, tulip, heterotypic cyperus and the like in paddy fields, and has the characteristics of expanding weed killing spectrum, reducing application amount, being safe to crops, being capable of solving resistant weeds and the like.
A weeding composition containing substituted pyrazolyl pyrazole sulfonylurea compounds comprises a weeding active ingredient A and an active ingredient B, wherein the active ingredient A is one of the following general formulas:
in the method, in the process of the invention,
R 1 、R 2 representing co-formation (CH) 2 ) 4 ;R 3 Represents Cl; r is R 4 Represents CN; r is R 5 Represents H; r is R 6 Representation ofOne of the following;
the active ingredient B is selected from one or more of the following compounds with herbicidal activity: aryloxy-phenoxy-propionic acid esters, sulfonamides, sulfonylureas, imidazolinones, pyrimidine-salicylic acids, triones, organic phosphorus acids, carbamates, cyclohexenones, pyridine carboxylic acids, quinoline carboxylic acids, phenoxy carboxylic acids;
further, the active ingredient B is one or more selected from the following herbicides: aryloxy phenoxy propionate esters: quizalofop-p-ethyl, high-efficiency haloxyfop-methyl, fenoxaprop-p-ethyl, cyhalofop-butyl, quizalofop-p-butyl, oxazalofop-ethyl, quizalofop-p-ethyl, oxazalofop-p-ethyl;
sulfonamide: flumetsulam, sulfenamide, cloransulam-methyl, diclosulam, florasulam, penoxsulam;
sulfonylureas: chlorsulfuron, tribenuron-methyl, bensulfuron-methyl, nicosulfuron, mesosulfuron, chlorimuron-ethyl, pyrazosulfuron-ethyl, thifensulfuron-methyl, cinosulfuron-methyl, amisulfuron-methyl, ethoxysulfuron-methyl, rimsulfuron-methyl, primisulfuron-methyl, mesosulfuron-methyl, halosulfuron-methyl;
imidazolinones: imazethapyr and imazethapyr;
pyrimidine salicylic acids: pyrithiobac-sodium, pyriminobac-methyl, pyribenzoxim, bispyribac-sodium, pyriftalid;
triones: sulcotrione, mesotrione, bicyclosulcotrione, cyclosulcotrione;
organic phosphorus: glyphosate, glufosinate, anilofos, amifos, pirimiphos, imazalil, pretilachlor, dithiophos, glufosinate, valinate, regulatory phosphorus, bialaphos;
carbamates: the composition comprises graminium, prosulfocarb, molinate, imago, butachlor, phenthoate, perambulator, chlorphenamine, molinate and dicamba;
cyclohexenones: gramox, sethoxydim, thioxanthone, clethodim, phenomenone, fenbudone, pyrone, and fenpropion;
pyridine carboxylic acids: fluroxypyr, isooctyl fluroxypyr, clopyralid, triclopyr, clopyralid, florpyrauxifen;
quinoline carboxylic acids: quinclorac;
phenoxy carboxylic acids: 2,4-D, 2-methyl-4-chloro, 2-methyl-4-chloroethylthioester, MCPB, 2-methyl-4-chloropropionic acid, 2-methyl-4-sodium chloride, 2-methyl-4-chloroisooctyl ester, 2,4-D sodium salt, potassium salt, ammonium salt dimethylamine salt, 2,4-D methyl ester, ethyl ester and butyl ester.
Further the active ingredient B is preferably: 2-methyl-4-chloro, oxazoxamide, quinclorac, graminetin, fenoxaprop-p-ethyl, halosulfuron-methyl, pyribenzoxim, cyhalofop-butyl, bispyribac-sodium, penoxsulam and mesotrione.
The weight ratio of the active ingredient A to the active ingredient B in the weeding composition is 1:100-100:1, and the weight ratio of the active ingredient A to the active ingredient B is 1:50-50:1.
The weight percentage of the active ingredient A and the active ingredient B in the weeding composition accounts for 1-95% of the total weight, and is preferably 10-80%.
The weeding composition consists of an active ingredient and a pesticide auxiliary ingredient, wherein the pesticide auxiliary ingredient comprises a carrier and an auxiliary agent;
further, the carrier is one, two or three of water, a solvent or a filler, and the water is preferably deionized water;
further, the solvent is selected from one or more of N, N-dimethylformamide, cyclohexanone, toluene, xylene, dimethyl sulfoxide, methanol, ethanol, trimethylcyclohexanone, N-octyl pyrrolidone, ethanolamine, triethanolamine, isopropylamine, N-methylpyrrolidone, propanol, butanol, ethylene glycol, diethylene glycol, ethylene glycol methyl ether, butyl ether, ethanolamine, isopropylamine, ethyl acetate or acetonitrile;
further, the filler is selected from one or a mixture of more of kaolin, diatomite, bentonite, attapulgite, white carbon black, starch or light calcium carbonate;
the auxiliary agent at least comprises a surfactant, and other functional auxiliary agents such as an antifreezing agent, a thickening agent, a stabilizing agent, a disintegrating agent, a defoaming agent, a slow-release agent, a binder and the like can be added according to different use occasions and requirements;
the surfactant is one or four selected from an emulsifier, a dispersant, a wetting agent or a penetrating agent; the surfactant is a single agent or a compound preparation of a common nonionic surfactant or an anionic surfactant;
further, the emulsifier is selected from one or more of nong Ru 500# (calcium alkylbenzenesulfonate), OP series phosphate (surfactant phosphate), no. 600 phosphate (phenylphenol polyoxyethylene ether phosphate), styrene polyoxyethylene ether wetting agent salt, alkyl diphenyl ether disulfonate magnesium salt, triethanolamine salt, nong Ru 400# (benzyl dimethyl phenol polyoxyethylene ether), nong Ru 700# (alkylphenol formaldehyde resin polyoxyethylene ether), ning Ru 36# (phenethyl phenol formaldehyde resin polyoxyethylene ether), nong Ru 1600# (phenethyl phenol polyoxyethylene polypropylene ether), ethylene oxide-propylene oxide block copolymer, OP series (surfactant), BY series (castor oil polyoxyethylene ether), nong Ru 33# (alkylaryl polyoxyethylene polyoxypropylene ether), span series (sorbitan monostearate), tween series (sorbitan fatty acid ester polyoxyethylene ether) or AEO series (fatty alcohol polyoxyethylene ether);
further, the dispersing agent is selected from one or more of polycarboxylate, lignosulfonate, alkylphenol ethoxylate formaldehyde condensate sulfate, calcium alkylbenzenesulfonate, naphthalene sulfonate formaldehyde condensate sodium salt, alkylphenol ethoxylate, fatty amine ethoxylate, fatty acid ethoxylate or glycerin fatty acid ester ethoxylate;
further, the wetting agent is selected from one or a mixture of more of sodium dodecyl sulfate, sodium dodecyl benzene sulfonate, nekal BX, wetting penetrating agent F, chinese honeylocust fruit powder, silkworm excrement or soapberry powder;
further, the penetrating agent is selected from one or a mixture of more of penetrating agent JFC (fatty alcohol polyoxyethylene ether), penetrating agent T (diisooctyl maleate sulfonate), azone or organic silicon;
further, the antifreezing agent is selected from a mixture consisting of one or more of ethylene glycol, propylene glycol, glycerol or urea;
further, the thickener is selected from one or more of xanthan gum, disintegrating agent, bentonite, carboxymethyl cellulose or magnesium aluminum silicate;
further, the stabilizer is selected from one or a mixture of more of epoxidized soybean oil, epichlorohydrin, BHT, ethyl acetate and triphenyl phosphate;
further, the disintegrating agent is selected from one or a mixture of more of bentonite, urea, wetting agent, aluminum chloride, low-substituted hydroxypropyl cellulose, lactose, citric acid, succinic acid or sodium bicarbonate;
further, the defoamer is selected from one or more of silicone oil, silicone compounds, C10-C20 saturated fatty acid compounds or C8-C10 fatty alcohol compounds.
The weeding composition can be prepared into a pesticide acceptable preparation formulation according to a method known by a person skilled in the art, wherein the pesticide acceptable preparation formulation comprises a solid preparation, a liquid preparation and other preparations;
further, the solid preparation is powder, dispersible tablets, granules, soluble powder, soluble granules, soluble tablets, emulsion powder, emulsion granules, water dispersible granules, wettable powder, microcapsule granules, powder, large granules and water dispersible tablets;
further, the liquid preparation is microcapsule suspending agent, dispersible agent, emulsifiable concentrate, emulsion granule, oil emulsion, emulsion powder, aqueous emulsion, microemulsion, dispersible oil suspending agent, oil dispersion powder, suspending agent, soluble liquid and ultra-low volume liquid;
further, the other preparations are baits, concentrated baits, gas preparations, aerosols and smoke agents;
furthermore, the preparation formulation is preferably suspending agent, dispersible oil suspending agent, emulsifiable oil, water dispersible granule and wettable powder.
Further, the weeding composition is prepared into a suspending agent, and the suspending agent comprises the following components in percentage by weight: 0.1-80% of active ingredient A, 0.1-80% of active ingredient B, 2-10% of dispersing agent, 2-10% of wetting agent, 0.01-2% of defoamer, 0-2% of thickener, 0-8% of antifreeze agent and the balance of deionized water;
still further, the processing technology for preparing the suspending agent from the weeding composition comprises the following steps: and (3) sequentially placing the active ingredient A, the active ingredient B, the surfactant and other functional additives in a reaction kettle, adding water, uniformly mixing, shearing at a high speed, performing wet sanding, and finally homogenizing and filtering to obtain a suspending agent product.
Further, the weeding composition is prepared into a dispersible oil suspending agent, and the components and the content of the dispersible oil suspending agent are preferably as follows: 0.1-80% of active ingredient A, 0.1-80% of active ingredient B, 1-10% of emulsifying agent, 1-10% of thickening agent and the balance of oil carrier;
still further, the processing technology for preparing the dispersible oil suspending agent from the weeding composition comprises the following steps: sequentially placing the active ingredient A, the active ingredient B, the emulsifying agent and other functional auxiliary agents into a reaction kettle, adding oil, uniformly mixing, shearing at high speed, sanding by wet method, homogenizing and filtering to obtain the dispersible oil suspending agent product
Further, the weeding composition is prepared into emulsifiable concentrate, and the components and the content of the emulsifiable concentrate are preferably as follows: 0.1-80% of active ingredient A, 0.1-80% of active ingredient B, 5-15% of emulsifying agent and 2-10% of solvent; the solvent is used for supplementing the balance;
still further, the processing technology for preparing the weeding composition into the emulsifiable concentrate comprises the following steps: adding the active component A and the active component B into a carrier, adding a surfactant and other functional additives into the carrier, and stirring and uniformly mixing in a stirring and mixing kettle to obtain an emulsifiable concentrate product
Further, the weeding composition is prepared into water dispersible granules, and the water dispersible granules comprise the following components in percentage by weight: 0.1-80% of active ingredient A, 0.1-80% of active ingredient B, 3-12% of dispersing agent, 1-8% of wetting agent, 1-10% of disintegrating agent, 0-8% of binding agent and the balance of filler;
still further, the processing technology for preparing the weeding composition into the water dispersible granule comprises the following steps: adding the active ingredient A and the active ingredient B into a carrier, adding a surfactant and other functional additives into the carrier, mixing, adding 10-25% of water after jet milling, and then kneading, granulating, drying and screening to obtain a water dispersible granule product; or spraying water, granulating, drying, and sieving to obtain water dispersible granule product
Further, the composition is prepared into wettable powder, and the components and the content of the wettable powder are preferably as follows: 0.1-80% of active ingredient A, 0.1-80% of active ingredient B, 5-20% of wetting agent, 10-20% of dispersing agent and the balance of solid carrier.
Still further, the processing technology for preparing the wettable powder from the weeding composition comprises the following steps: adding the active component A and the active component B into a carrier, adding a surfactant and other functional auxiliary agents into the carrier, mixing, carrying out jet milling, and mixing to obtain a wettable powder product
The weeding composition has unexpected synergistic effect in the application process, and the weeding activity is obviously better than the effect of weeding compound with single component, and is not simply accumulation of the synergistic effect of the single component, and the synergistic effect is expressed as the reduction of the application amount, the expansion of the weed spectrum and the delay of the generation of weed drug resistance.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more concise, the present invention will be described in the following specific examples, but the present invention is by no means limited to these examples. The following examples are only preferred embodiments of the present invention, which can be used to describe the present invention, and should not be construed as limiting the scope of the invention. It should be noted that any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Active ingredient a examples:
when R is 1 、R 2 Representing co-formation (CH) 2 ) 4 ;R 3 Represents Cl; r is R 4 Represents CN; r is R 5 Represents H; r is R 6 Representation ofWhen is A 1 ;
When R is 1 、R 2 Representing co-formation (CH) 2 ) 4 ;R 3 Represents Cl; r is R 4 Represents CN; r is R 5 Represents H; r is R 6 Representation ofWhen is A 2 ;
When R is 1 、R 2 Representing co-formation (CH) 2 ) 4 ;R 3 Represents Cl; r is R 4 Represents CN; r is R 5 Represents H; r is R 6 Representation ofWhen is A 3 ;
When R is 1 、R 2 Representing co-formation (CH) 2 ) 4 ;R 3 Represents Cl; r is R 4 Represents CN; r is R 5 Represents H; r is R 6 Representation ofWhen is A 4 。
Formulation preparation examples:
dispersible oil suspending agent:
example 1:22% A 1 Cyhalofop-butyl dispersible oil suspension (2:20) formulation: a is that 1 2 percent of cyhalofop-butyl, 20 percent of triphenyl ethyl phenol polyoxyethylene ether, 8 percent of alkyl diphenyl ether disulfonate magnesium salt, 2 percent of sodium di-sec-octyl maleate sulfonate, 0.5 percent of gas-phase white carbon black, 0.3 percent of carboxymethyl cellulose and oleic acidMethyl ester makes up the balance;
example 2:12% A 1 Halosulfuron-methyl dispersible oil suspension (3:9) formulation: a is that 1 3 percent of halosulfuron-methyl, 10 percent of octyl phenol polyoxyethylene ether, 2 percent of dialkyl succinic acid sodium salt, 0.5 percent of fumed silica, 0.5 percent of bentonite and the balance of methyl oleate;
example 3:43% A 2 Penoxsulam dispersible oil suspension (3:40) formulation: a is that 2 3% of penoxsulam 40%, 9% of sorbitan polyoxyethylene ether, 1% of dodecylbenzene sulfonic acid amine, 2% of dioctyl sodium sulfosuccinate, 1% of gas-phase white carbon black, 0.6% of magnesium aluminum silicate and the balance of methyl oleate;
example 4:11% A 2 Mesotrione dispersible oil suspension (1:10) formulation: a is that 2 1 percent of mesotrione 10 percent, 8 percent of castor oil polyoxyethylene ether, 3 percent of fatty alcohol polyoxyethylene ether, 2 percent of sodium di-sec-octyl maleate sulfonate, 1 percent of gas phase white carbon black, 1 percent of magnesium aluminum silicate and the balance of methyl oleate;
example 5:11% A 3 Cyhalofop-butyl dispersible oil suspension (1:10) formulation: a is that 3 1 percent of cyhalofop-butyl 10 percent, 8 percent of octyl phenol polyoxyethylene ether, 2 percent of fatty alcohol polyoxyethylene ether, 2 percent of dioctyl sodium sulfosuccinate, 0.6 percent of gas-phase white carbon black, 0.6 percent of aluminum magnesium silicate and the balance of methyl oleate;
example 6:16% A 3 Fenoxaprop-p-ethyl dispersible oil suspension (1:15) formulation: a is that 3 1 percent of fenoxaprop-p-ethyl, 15 percent of polyoxyethylene ether oleate, 2 percent of sodium di-sec-octyl maleate sulfonate, 1 percent of gas-phase white carbon black, 0.8 percent of carboxymethyl cellulose and the balance of corn oil;
example 7:21% A 4 Penoxsulam dispersible oil suspension (1:20) formulation: a is that 4 1 percent of penoxsulam 20 percent, 10 percent of octyl phenol polyoxyethylene ether, 2 percent of di-sec-octyl maleate sodium sulfonate, 0.5 percent of gas-phase white carbon black, 0.4 percent of magnesium aluminum silicate and the balance of methyl oleate;
example 8:13% A 4 Pyriminobac-methyl dispersible oil suspension (4:9) formulation: a is that 4 4% of pyriminobac-methyl, 10% of fatty alcohol polyoxyethylene ether, 2% of dodecylbenzene sulfonic acid amine, 2% of dioctyl sodium sulfosuccinate, 1% of gas phase white carbon black, 1% of magnesium aluminum silicate and the balance of methyl oleate;
example 9:17% A 4 Pyribenzoxim dispersible oil suspending agent (2:15) formulation: a is that 4 2% of pyribenzoxim, 15% of octyl phenol polyoxyethylene ether, 8% of dodecylbenzene sulfonic acid amine, 2% of dioctyl sodium sulfosuccinate, 0.5% of gas-phase white carbon black, 0.4% of magnesium aluminum silicate and the balance of methyl oleate;
example 10:9%A 4 Bispyribac-sodium dispersible oil suspension (3:6) formulation: a is that 4 3% of bispyribac-sodium, 15% of sorbitan polyoxyethylene ether, 2% of sorbitan monostearate, 2% of dioctyl sodium sulfosuccinate, 1% of fumed silica, 1.5% of carboxymethyl cellulose and the balance of corn oil;
example 11:9%A 4 Pyriminobac-methyl dispersible oil suspension (3:6) formulation: a is that 4 3 percent of pyriminobac-methyl, 6 percent of octyl phenol polyoxyethylene ether, 12 percent of dodecylbenzene sulfonic acid amine, 2 percent of dioctyl sodium sulfosuccinate, 1 percent of gas phase white carbon black, 1.2 percent of magnesium aluminum silicate and the balance of methyl oleate;
example 12:16% A 4 Penoxsulam dispersible oil suspension formulation (1:15): a is that 4 1 percent of penoxsulam, 9 percent of castor oil polyoxyethylene ether, 3 percent of dodecylbenzene sulfonic acid amine, 2 percent of sodium di-sec-octyl maleate sulfonate, 1 percent of gas-phase white carbon black, 1 percent of carboxymethyl cellulose and the balance of methyl oleate.
Emulsifiable concentrate preparation:
EXAMPLE 13:10.5% A 1 Pyribenzoxim emulsifiable concentrate (3:7.5) formulation: a is that 1 3 percent of pyribenzoxim 7.5 percent, 21 percent of sorbitan polyoxyethylene ether, 4 percent of sodium dodecyl sulfate and the balance of dimethyl sulfoxide;
EXAMPLE 14:28% A 2 Oxadiazon emulsifiable concentrate (4:24) formulation: a is that 2 4% of oxazoxamide 24%, 5% of polyoxyethylene ether oleate, 2% of sodium dodecyl sulfate and the balance of solvent oil;
EXAMPLE 15:22% A 2 Mesotrione emulsifiable concentrate (2:20) formulation: a is that 2 2 percent of mesotrione 20 percent, 6 percent of octyl phenol polyoxyethylene ether, 2 percent of block polyether and the balance of solvent oil;
EXAMPLE 16:32% A 2 Penoxsulam emulsifiable concentrate (2:30) formulation: a is that 2 2 percent of penoxsulam 30 percent, 22 percent of sorbitan polyoxyethylene ether, 3 percent of triphenyl ethylphenol polyoxyethylene propylene ether and the balance of trimethylbenzene;
EXAMPLE 17:17% A 2 Mesotrione emulsifiable concentrate (2:15) formulation: a is that 2 2 percent of mesotrione 15 percent, 12 percent of castor oil polyoxyethylene ether, 3 percent of soapberry powder and the balance of trimethylbenzene;
EXAMPLE 18:31% A 2 Penoxsulam emulsifiable concentrate (1:30) formulation: a is that 2 1 percent of penoxsulam 30 percent, 4 percent of octyl phenol polyoxyethylene ether, 2 percent of wetting penetrating agent F and the balance of dimethyl sulfoxide;
EXAMPLE 19:26% A 3 Dichloroquinoxaline acid cream (1:25) formulation: a is that 3 1%, quinclorac 25%, castor oil polyoxyethylene ether 10%, chinese honeylocust fruit powder 4% and trimethylbenzene to make up the balance;
EXAMPLE 20:12% A 4 Pyriminobac-methyl emulsifiable concentrate (3:9) formulation: a is that 4 3%, 9% of pyriminobac-methyl, 15% of octyl phenol polyoxyethylene ether, 5% of wetting penetrating agent F and the balance of trimethylbenzene.
Suspending agent preparation:
example 21:40% A 2 Quinclorac suspending agent (3:37): a is that 2 3%, 37% of quinclorac, 1% of block polyether, 0.5% of polyacrylic acid sodium salt, 1% of fatty alcohol polyoxyethylene ether, 4% of ethylene glycol, 0.4% of silicone oil, 0.1% of xanthan gum and the balance of deionized water;
example 22:12% A 1 Bispyribac-sodium suspension (4:8) A 1 4% of bispyribac-sodium, 3% of triphenyl ethyl phenol polyoxyethylene ether phosphate amine salt, 0.6% of polycarboxylate sodium, 1% of isomeric tridecyl alcohol polyoxyethylene ether, 4% of ethylene glycol, 0.5% of vegetable oil, 0.08% of magnesium aluminum silicate and the balance of deionized water;
example 23:13% A 2 Oxazoxamide suspension (1:12) A 2 1 percent of oxazoxamide 12 percent, 1 percent of block polyether, 1 percent of alkyl naphthalene sulfonic acid polycondensate, 0.5 percent of fatty alcohol polyoxyethylene ether, 4 percent of urea, 0.3 percent of mineral oil, 0.1 percent of carboxymethyl cellulose and the balance of deionized water;
example 24:16% A 2 Mesotrione suspension (1:15): A 2 1 percent of mesotrione 15 percent, 1 percent of glycol polyether, 0.5 percent of polymaleic anhydride amine salt, 1 percent of decaol polyoxyethylene ether, 4 percent of ethylene glycol, 0.4 percent of mineral oil, 0.12 percent of magnesium aluminum silicate and the balance of deionized water;
example 25:11% A 2 Pyriminobac-methyl suspending agent (2:9) A 2 2 percent of pyriminobac-methyl 9 percent, 1 percent of block polyether, 0.5 percent of polycarboxylate, 1 percent of isotridecyl polyoxyethylene ether, 4 percent of urea, 0.3 percent of polyether, 0.12 percent of bentonite and the balance of deionized water;
example 26:31% A 4 Penoxsulam suspension (1:30): A 4 1 percent of penoxsulam 30 percent, 3 percent of propylene glycol block polyether, 1 percent of alkyl naphthalene sulfonic acid polycondensate, 1 percent of guerbet alcohol polyoxyethylene ether, 4 percent of propylene glycol, 0.4 percent of higher alcohol, 0.12 percent of magnesium aluminum silicate and the balance of deionized water;
example 27:22% A 4 Mesotrione suspension (2:20): A 4 2 percent of mesotrione 20 percent, 2 percent of butanol polyoxyethylene polyoxypropylene ether, 0.5 percent of polymaleic anhydride sodium salt, 1 percent of laurinol polyoxyethylene ether, 4 percent of glycerol, 0.4 percent of silicone oil, 0.15 percent of carboxymethyl cellulose and the balance of deionized water.
Wettable powder:
example 28:76% A 1 2 methyl 4 chlorine wettable powder (1:75) formulation: a is that 1 1%, 2 methyl 4 chlorine 75%, sodium lignin sulfonate 4%, sodium methylene dinaphthyl sulfonate 7%, sodium dodecyl sulfate 1% and kaolin to make up the balance;
example 29:18% A 1 Pyribenzoxim wettable powder (3:15) formulation: a is that 1 3%, pyribenzoxim 15%, calcium alkyl benzene sulfonate 5%, sodium methylene dinaphthyl sulfonate 5%, and dodecyl sulfideSodium carbonate 2% and white carbon black to make up the balance;
example 30:26% A 2 Quinclorac wettable powder (1:25) formulation: a is that 2 1 percent of quinclorac, 25 percent of calcium lignosulfonate, 3 percent of sodium p-methoxy fatty amide benzene sulfonate, 6 percent of wetting penetrating agent F1 percent and the balance of kaolin;
example 31:41% A 2 Hecaodan wettable powder (1:40) formulation: a is that 2 1%, 40% of graminium, 3% of sodium lignin sulfonate, 5% of sodium p-methoxy fatty amide benzene sulfonate, 1% of sodium dodecyl sulfate and the balance of kaolin;
example 32:77% A 3 Quinclorac wettable powder (2:75) formulation: a is that 3 2% of quinclorac 75%, 4% of glycerol fatty acid ester polyoxyethylene ether, 5% of alkyl naphthalene sulfonic acid polycondensate, 2% of sodium dodecyl sulfate and the balance of bentonite;
example 33:20% A 3 Bispyribac-sodium wettable powder (4:16) formulation: a is that 3 4% of bispyribac-sodium, 5% of sodium lignin sulfonate, 4% of methylene dinaphthalene sodium sulfonate, 2% of soapberry powder and the balance of kaolin;
example 34:33% A 4 Mesotrione wettable powder (3:30) formulation: a is that 4 3 percent of mesotrione 30 percent, 5 percent of sodium lignin sulfonate, 6 percent of methylene dinaphthalene sodium sulfonate, 1 percent of wetting penetrating agent F and the balance of white carbon black;
example 35:43% A 4 Penoxsulam wettable powder (3:40) formulation: a is that 4 3% of penoxsulam 40%, 7% of calcium alkyl benzene sulfonate, 4% of alkyl naphthalene sulfonic acid polycondensate, 1% of Chinese honeylocust fruit powder and the balance of kaolin;
example 36:18% A 4 Pyribenzoxim wettable powder (3:15) formulation: a is that 4 3 percent of pyribenzoxim, 15 percent of sodium lignin sulfonate, 8 percent of sodium methylene dinaphthyl sulfonate, 3 percent of sodium dodecyl benzene sulfonate and the balance of kaolin.
Water dispersible granule:
example 37:21% A 2 Penoxsulam water-dispersible granule (1:20) formulationThe method comprises the following steps: a is that 2 1 percent of penoxsulam 20 percent, 8 percent of lignosulfonate, 4 percent of polycarboxylate, 1 percent of sodium dodecyl sulfate, 0.5 percent of silicone oil, 1 percent of polysaccharide and the balance of kaolin;
example 38:77% A 2 Dichloroquinoxaline acid water dispersible granule (2:75) formulation: a is that 2 2 percent of quinclorac 75 percent, 7 percent of alkylphenol polyoxyethylene succinate sulfonic acid, 6 percent of maleic anhydride polymer, 2 percent of soapberry powder, 0.5 percent of mineral oil, 0.1 percent of xanthan gum and the balance of modified corn starch;
example 39:18% A 2 Oxadiazon water dispersible granule (2:16) formula: a is that 2 2 percent of oxazoxamide 16 percent, 6 percent of lignosulfonate, 3 percent of polycarboxylate, 2 percent of wetting penetrating agent F, 0.5 percent of vegetable oil, 0.1 percent of methyl cellulose and the balance of kaolin;
example 40:16% A 4 Mesotrione water dispersible granule (1:15) formulation: a is that 4 1 percent of mesotrione 15 percent, 8 percent of alkyl aryl sodium sulfonate polymer, 8 percent of acrylic acid polymer, 2 percent of sodium dodecyl benzene sulfonate, 0.5 percent of mineral oil, 0.1 percent of magnesium aluminum silicate and the balance of modified corn starch;
example 41:11% A 4 Pyriminobac-methyl water dispersible granule (2:9) formula: a is that 4 2 percent of pyriminobac-methyl, 9 percent of lignosulfonate, 10 percent of lignosulfonate, 4 percent of acrylic polymer, 2 percent of sodium dodecyl sulfate, 0.5 percent of silicone oil, 0.1 percent of sodium carboxymethyl cellulose and the balance of light calcium carbonate.
Indoor activity test:
the test is based on: NY/T1155.9-2008 "pesticide indoor bioassay test criteria herbicide part 9: test for herbicide Activity measurement in Paddy field stem and leaf spray, NY/T1155.7-2006, pesticide in laboratory measurement test criteria section 7: determination of the combined action of compounding.
Testing the test target: barnyard grass (Echinochloa crusgalli (l.) beauv.), stephania cepharantha (Leptochloa chinensis (l.) Nees), cyperus rotundus (cyperusadifformis l.), tulip (Sagittaria trifolia l.), and glossopsis japonica (Bl.) kunth.) the above weed seeds were taken from the rice field in China.
Preparing a test material: and quantifying test soil to 4/5 of a pot, irrigating the test soil by adopting the top, fully wetting the soil to a saturated state, uniformly broadcasting the pretreated weed seeds on the surface of the soil, respectively covering the soil according to the seed condition, keeping the soil fully wet after sowing, managing the test soil in a greenhouse, and culturing the test soil until the weeds are in a 2-3 leaf stage for spray treatment.
Test agent: active ingredient A is a compound created by the Hailier pharmaceutical company, inc., and is shown in patent CN201910476270.2. The active ingredient B is a commercially available conventional herbicide.
And (3) preparation of a reagent: all the crude drugs were dissolved in acetone and diluted with 0.1% tween 80 water, and 5 series doses of each test drug were set for use.
Test treatment: weeds were cultivated to 2-3 leaf stage for treatment. Each treatment was repeated 4 times, 3 pots per treatment, 20 plants per pot, and a total of 60 weeds per treatment. Weeds were treated with the agent by spraying with a spray tower.
Data investigation: after the chemical treatment for 14 days, the fresh weight of the aerial parts of each treatment was investigated, and the fresh weight inhibition rate of weeds was calculated.
The rationality of the combination of the type and formulation of 2 herbicides was evaluated by the Gowing method.
The calculation formula is as follows:
measured fresh weight inhibition ratio E% = (fresh weight of weed in control zone-fresh weight of weed in treatment zone)/fresh weight of weed in control zone x 100
Theoretical fresh weight inhibition rate E 0 The% = herbicide a fresh weight inhibition rate + herbicide B fresh weight inhibition rate-herbicide a fresh weight inhibition rate x herbicide B fresh weight inhibition rate/100
E-E 0 More than 10% of the total content of E-E 0 With 10% antagonistic action, E-E 0 Between + -10% is additive.
The statistical results were as follows:
TABLE 1 Compound A 1 Mixing with other compounds to obtain combined effect of herba Angustifoliae, pseudobulbus Cremastrae seu pleiones, barnyard grass, semen Euphorbiae, and Cyperus rotundus
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TABLE 2 Compound A 2 Mixing with other compounds to obtain combined effect of herba Angustifoliae, pseudobulbus Cremastrae seu pleiones, barnyard grass, semen Euphorbiae, and Cyperus rotundus
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TABLE 3 Compounds A 3 Mixing with other compounds to obtain combined effect of herba Angustifoliae, pseudobulbus Cremastrae seu pleiones, barnyard grass, semen Euphorbiae, and Cyperus rotundus
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TABLE 4 Compound A 4 Mixing with other compounds to obtain combined effect of herba Angustifoliae, pseudobulbus Cremastrae seu pleiones, barnyard grass, semen Euphorbiae, and Cyperus rotundus
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Field efficacy test
Test for controlling weeds in paddy fields by using the herbicidal compositions prepared in examples 1 to 41.
Test base conditions: in 2018, demonstration tests are respectively carried out on the long sand of Hunan, the Wuhan of Hubei province, the hawk pool of Jiangxi province, the dormer of Anhui, the Jiangsu sound water and the like. The rice varieties are Xiangzao 143, liangyou 28, wuyou 286, sidao No. 12 and Xuedao No. 4 respectively.
The test method comprises the following steps: the weed is sprayed in 3-5 leaf stage by hand, and the stem and leaf spraying is adopted to uniformly spray, 25 square meters per cell, and each treatment is repeated for 4 times, 30 days after the application, the prevention effect is investigated and the safety condition of the rice is checked.
Weed control effect (%) = (fresh weed weight in fresh water control area-fresh weed weight in chemical treatment area)/fresh weed weight in fresh water control area x 100.
Grading evaluation of rice safety:
stage 1: the rice grows normally without any victim symptoms;
2 stages: the rice is slightly phytotoxicity, and the phytotoxicity is less than 10%;
3 stages: the rice has moderate phytotoxicity, can recover later, and does not influence the yield;
4 stages: the rice has heavy phytotoxicity and is difficult to recover, so that yield is reduced;
5 stages: the rice has serious phytotoxicity and cannot be recovered, so that the yield is obviously reduced or absolute.
The test results are shown in the following table:
table 5 results of field demonstration test
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TABLE 6 field demonstration of Rice safety conditions
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A large number of indoor activity screening-level field efficacy tests prove that the active ingredient A and the active ingredient B are mixed for preventing and killing gramineous weeds such as barnyard grass, heterotypic nutgrass, glossoside, gynura segetum, and Indian arrowhead in the paddy field, have good activity, and the cyperus and broadleaf weeds can be reduced.
Claims (6)
1. The weeding composition containing the substituted pyrazolyl pyrazole sulfonylurea compound is characterized by comprising an active ingredient A and an active ingredient B, wherein the active ingredient A is one of the following general formulas:
in which, in the process,
R 1 、R 2 representing co-formation (CH) 2 ) 4 ;R 3 Represents Cl; r is R 4 Represents CN; r is R 5 Represents H; said R is 6 Representation ofWhen is A 1 Said R is 6 Representation->When is A 2 Said R is 6 Representation ofWhen is A 3 The R is 6 Representation->When is A 4 The method comprises the steps of carrying out a first treatment on the surface of the The active component B is aryloxy phenoxy propionate: fenoxaprop-p-ethyl, cyhalofop-butyl and metamifop;
the A is 1 The mass ratio of the cyhalofop-butyl to the cyhalofop-butyl for preventing barnyard grass or stephania japonica is 1:10-2:5;
the A is 2 The mass ratio of the cyhalofop-butyl to the barnyard grass is 1:10-1:5 and 3:10, and the A is as follows 2 The mass ratio of the cyhalofop-butyl to the cyhalofop-butyl for preventing and controlling stephania japonica is 1:5-2:5; the A is 2 The mass ratio of the oxazoxamide to the oxazoxamide for preventing and controlling the glossoside or the stephania japonica is 1:12-1:6 and 1:4, wherein the A is as follows 2 The mass ratio of the oxazoxamide to the barnyard grass is 1:12-1:6;
the A is 3 The mass ratio of the cyhalofop-butyl to the barnyard grass is 1:10-3:20, 1:5 and 2:5, wherein the A is as follows 3 The mass ratio of the cyhalofop-butyl to the cyhalofop-butyl for preventing and controlling stephania japonica is 1:10 and 1:5; the A is 3 The mass ratio of the fenoxaprop-p-ethyl to the barnyard grass is 1:15-2:15. 4:15, the A 3 The mass ratio of the fenoxaprop-p-ethyl to the fenoxaprop-p-ethyl when the fenoxaprop-p-ethyl is used for preventing and controlling stephania tetrandra is 1:15-2:15;
the A is 4 The mass ratio of the oxazoxamide to the isoxaflutole for preventing and controlling the glossostrea procumbens or the stephania japonica is 1:12-1:4, wherein the A is as follows 4 The mass ratio of the oxazoxamide to the barnyard grass is 1:12-3:16; the A is 4 The mass ratio of the fenoxaprop-p-ethyl to the barnyard grass is 1:15-1:5, and the A is as follows 4 The mass ratio of the fenoxaprop-p-ethyl to the fenoxaprop-p-ethyl when the fenoxaprop-p-ethyl is used for preventing and controlling stephania tetrandrae is 1:15-4:15.
2. The herbicidal composition of claim 1 wherein A, B comprises from 1 to 95% by weight of the total herbicidal composition.
3. The herbicidal composition of claim 2 wherein the herbicidal composition comprises from 10% to 80% by weight of A, B.
4. The herbicidal composition of claim 1 further comprising a pesticide conventional adjuvant comprising one or both of a carrier or a surfactant.
5. The herbicidal composition of claim 1 wherein the herbicidal composition is in the form of a suspension, a dispersible oil suspension, a emulsifiable concentrate, a water dispersible granule.
6. Use of the herbicidal composition according to any one of claims 1 to 5 for controlling glossoside, barnyard grass, euphorbia lathyris.
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