CN105794796A - Herbicide composition and application thereof - Google Patents
Herbicide composition and application thereof Download PDFInfo
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Abstract
The invention relates to a two-component or three-component compound herbicide composition for corn field and application thereof, belonging to the technical field of agricultural herbicides. The herbicide composition is composed of a component A and a component B, wherein the component A is a compound as shown in a general formula I that is described in the specification; the component B is one or more selected from a group consisting of benzobicylon (B1), benzofenap (B2), fenquinotrione (B3), isoxachlortole (B4), isoxaflutole (B5), ketospiradox (B6), mesotrione (B7), pyrasulfotole (B8), pyrazolynate (B9), pyrazoxyfen (B10), sulcotrione (B11), tefuryltrione (B12), tembotrione (B13), tolpyralate (B14), topramezone (B15) and compound 2-(3,7-dichloroquinoline-8-carbonyl)-1,3-cyclohexanedione (B16); and a weight ratio of the component A to the component B is 1: 50 to 50: 1. The herbicide composition provided by the invention is simple to prepare and convenient to apply and is an ideal herbicide variety for one-shot prevention and elimination of gramineous and broad-leaf weeds at home and abroad at present.
Description
Technical field
The invention belongs to agricultural herbicide technical field, relate to a kind of binary or ternary built corn field herbicidal composition
And application.
Background technology
Semen Maydis is one of staple food crop of northern China, is also important forage crop, and its long-term cultivated area reaches
3.2 hundred million mu, cultivated area is extensive, growing environment is various, the frequent mixed growth of weeds in field, including multiple annual or
Perennial grassy weed and broad leaved weed.Owing to it is extremely serious by the harm of weeds, injured area reaches more than 90%,
The universal underproduction more than 20%, has no harvest time serious.The medicament that after current domestic corn field Seedling, stem and leaf processes mainly has: Aunar
Drawing Tianjin, Pendimethalin, Yu Nongle, make that it is grand, thiameturonmethyl, mix ground agriculture etc., because using for many years, making weeds produce
Drug resistance, causes consumption to increase, and makes corn field produce recessive poisoning and the underproduction, and dangerous to succession crop.And then it is anxious
The new varieties of the herbicide of stubble after not affecting need to be released.
WO2012065573 discloses the herbicides compounds that a class formation is novel, and it the most generally mentions such
Compound can be processed into preparation cream, wettable powder, water-dispersible grain, suspending agent, but does not has concrete biological activity determination
As a result, and former medicine is by first using acetone solution, then is diluted to required concentration spray with the water containing 0.1% Tween 80
Mist uses.
Summary of the invention
It is an object of the invention to provide a kind of binary or ternary built corn field herbicidal composition and application thereof.
A kind of herbicidal composition, compositions is made up of component A and component B, and wherein component A is changed as shown in formula I-1
Compound, component B is benzobicylon (benzobicyclon, B1)), benzofenap (benzofenap, B2), fenquinotrione
(B3), isoxachlorotole (isoxachlortole, B4), isoxaflutole (Isoxaflutole, B5), ketospiradox
(B6), mesotrione (mesotrione, B7), pyrasulfotole (B8), pyrazolate (pyrazolynate, B9),
Pyrazoxyfen (pyrazoxyfen, B10), sulphur oxadiazon (sulcotrione, B11), tefuryltrione (B12), ring sulphur ketone
(tembotrione, B13), tolpyralate (B14), topramezone (B15) or compound 2-(3,7-dichloroquinoline
-8-carbonyl) one or both in-hydroresorcinol (B16)；Weight ratio between component A and component B be 1:50 extremely
50:1；
In formula:
Het is selected from one of group shown in Het-1 to Het-14:
R is selected from fluorine, chlorine, bromine, cyano group, hydroxyl, carboxyl, amino, C1-C3Alkyl, halo C1-C3Alkyl, C1-C3
Alkoxyl, halo C1-C3Alkoxyl, C1-C3Alkylamino, C2-C4Alkenyloxy group, halo C2-C4Alkenyloxy group, C2-C4Alkene
Amino, halo C2-C4Enamino, C1-C3Alkyl-carbonyl, halo C1-C3Alkyl-carbonyl, C1-C3Alkoxy carbonyl, C1-C3
Alkyl amino-carbonyl, C1-C3Alkoxy C1-C3Alkyl, halo C1-C3Alkoxy C1-C3Alkyl, C1-C3Alkyl-carbonyl oxygen
Base C1-C3Alkyl, C1-C3Alkoxy C1-C3Alkoxyl, halo C1-C3Alkoxy C1-C3Alkoxyl, C1-C3Alcoxyl
Base carbonyl C1-C3Alkoxyl, C1-C3Alkyl-carbonyl epoxide, halo C1-C3Alkyl-carbonyl epoxide, C1-C3Alkyl-carbonyl ammonia
Base, C1-C3Alkyl sulphonyl epoxide, C1-C3Alkyl sulfonyl-amino, C1-C3Alkyl-carbonyl C1-C3Alkoxyl, do not take
Generation or be independently selected from phenyl that following group replaces, pyridine radicals, phenoxy group, pyridine radicals epoxide, benzoyl by 1-3
Base epoxide, benzenesulfonyl epoxide, benzyloxy, pyridylmethyl epoxide, benzoyl-amido, BENZENESUFONYLAMINO, benzyl
Base amino or pyridylmethylaminojphenyl: fluorine, chlorine, bromine, nitro, cyano group, C1-C3Alkyl, halo C1-C3Alkyl, C1-C3
Alkoxyl, halo C1-C3Alkoxyl or C1-C3Alkyl-carbonyl；N=0-4；
R1Selected from hydrogen, C1-C3Alkyl, halo C1-C3Alkyl, C2-C4Thiazolinyl, halo C2-C4Thiazolinyl, C1-C3Alcoxyl
Base C1-C3Alkyl, halo C1-C3Alkoxy C1-C3Alkyl, C1-C3Alkyl-carbonyl, halo C1-C3Alkyl-carbonyl, C1-C3
Alkyl sulphonyl, C1-C3Alkoxy carbonyl, C1-C3Alkyl amino-carbonyl, C1-C3Alkyl-carbonyl C1-C3Alkyl, C1-C3
Alkoxy carbonyl C1-C3Alkyl, C1-C3Alkyl amino-carbonyl C1-C3Alkyl, unsubstituted or by 1-3 be independently selected from
The lower substituted phenyl of group, pyridine radicals, benzoyl, picolinoyl, benzenesulfonyl, benzyl or picolyl: fluorine,
Chlorine, bromine, nitro, cyano group, C1-C3Alkyl, halo C1-C3Alkyl, C1-C3Alkoxyl, halo C1-C3Alkoxyl or
C1-C3Alkyl-carbonyl；
R3Selected from hydroxyl, chlorine, bromine, C1-C3Alkoxyl, C1-C3Alkyl-carbonyl epoxide, C1-C3Alkylthio group, C1-C3Alkane
Base sulfonyl epoxide, C1-C3Alkoxy carbonyl C1-C3Alkoxyl, C1-C3Alkyl amino-carbonyl C1-C3Alkoxyl, unsubstituted
Or be independently selected from phenoxy group that following group replaces, thiophenyl, benzyl epoxide, benzoyl epoxide, benzene by 1-3
Sulfonyl epoxide, pyridyloxy or benzoylmethyl epoxide: fluorine, chlorine, bromine, nitro, cyano group, C1-C3Alkyl, halogen
For C1-C3Alkyl, C1-C3Alkoxyl or halo C1-C3Alkoxyl；
Or, the salt of compound shown in formula I-1.
Preferably, in described compositions, compound shown in component A formula I-1 is:
Het is selected from Het-5；
R is selected from fluorine, chlorine, bromine, cyano group, hydroxyl, carboxyl, amino, C1-C3Alkyl, halo C1-C3Alkyl, C1-C3
Alkoxyl, halo C1-C3Alkoxyl, C1-C3Alkylamino, C1-C3Alkoxy carbonyl, C1-C3Alkyl amino-carbonyl, C1-C3
Alkoxy C1-C3Alkyl, halo C1-C3Alkoxy C1-C3Alkyl, C1-C3Alkyl-carbonyl epoxide, halo C1-C3Alkyl
Carbonyl epoxide, C1-C3Alkyl-carbonyl-amino, C1-C3Alkyl sulphonyl epoxide, C1-C3Alkyl sulfonyl-amino, unsubstituted
Or be independently selected from, by 1-3, phenoxy group or the pyridine radicals epoxide that following group replaces: fluorine, chlorine, bromine, nitro, cyano group,
Methyl, trifluoromethyl, methoxyl group, trifluoromethoxy or formoxyl；N=0-4；
R3Selected from hydroxyl, chlorine, bromine, C1-C3Alkoxyl, C1-C3Alkyl-carbonyl epoxide, C1-C3Alkylthio group, C1-C3Alkane
Base sulfonyl epoxide, unsubstituted or be independently selected from, by 1-3, phenoxy group or the thiophenyl that following group replaces: fluorine, chlorine,
Bromine, nitro, cyano group, methyl, trifluoromethyl, methoxyl group or trifluoromethoxy；
Or, the sodium salt of compound shown in formula I-1, potassium salt, hydrochlorate, phosphate, formates, acetate, trifluoro second
Hydrochlorate, oxalates, benzene sulfonate, citrate or malate；
Component B is benzobicylon (benzobicyclon, B1)), benzofenap (benzofenap, B2), fenquinotrione
(B3), isoxachlorotole (isoxachlortole, B4), isoxaflutole (Isoxaflutole, B5), ketospiradox
(B6), mesotrione (mesotrione, B7), pyrasulfotole (B8), pyrazolate (pyrazolynate, B9),
Pyrazoxyfen (pyrazoxyfen, B10), sulphur oxadiazon (sulcotrione, B11), tefuryltrione (B12), ring sulphur ketone
(tembotrione, B13), tolpyralate (B14), topramezone (B15) or compound 2-(3,7-dichloroquinoline
-8-carbonyl)-hydroresorcinol (B16)；
Weight ratio between component A and component B is 1:25 to 25:1.
The most preferably, in described compositions, compound shown in component A formula I-1 is:
Het is selected from Het-5；
R is selected from fluorine, chlorine, bromine, cyano group, methyl, methoxyl group, methylamino, methoxycarbonyl, amino-carbonyl, second
Acyloxy, acetyl-amino, phenoxy group, pyridine radicals epoxide, 2-chloro-4-trifluoromethyl epoxide or 3-chloro-5-trifluoro
Methvl-pyridinium-2-base epoxide, n=0-2；
R3Selected from hydroxyl, chlorine, bromine, C1-C3Alkoxyl, C1-C3Alkyl-carbonyl epoxide, C1-C3Alkylthio group, C1-C3Alkane
Base sulfonyl epoxide, unsubstituted or be independently selected from, by 1-3, phenoxy group or the thiophenyl that following group replaces: fluorine, chlorine,
Bromine, nitro, cyano group, methyl, trifluoromethyl, methoxyl group or trifluoromethoxy；
Or, the sodium salt of compound shown in formula I-1, potassium salt, hydrochlorate, phosphate, formates, acetate, trifluoro second
Hydrochlorate, oxalates, benzene sulfonate, citrate or malate；
Component B be selected from benzobicylon (benzobicyclon, B1)), benzofenap (benzofenap, B2), fenquinotrione
(B3), isoxachlorotole (isoxachlortole, B4), isoxaflutole (Isoxaflutole, B5), ketospiradox
(B6), mesotrione (mesotrione, B7), pyrasulfotole (B8), pyrazolate (pyrazolynate, B9),
Pyrazoxyfen (pyrazoxyfen, B10), sulphur oxadiazon (sulcotrione, B11), tefuryltrione (B12), ring sulphur
Ketone (tembotrione, B13), tolpyralate (B14), topramezone (B15) or compound 2-(3,7-bis-
Chloroquinoline-8-carbonyl)-hydroresorcinol (B16)；
Weight ratio between component A and component B is 1:10 to 10:1.
Further preferred, in described compositions, compound shown in component A formula I-1 is:
Het is selected from Het-5；
R is selected from methyl or 3-chloro-5-trifluoromethylpyridin-2-base epoxide, n=0-2；
R3Selected from hydroxyl；
Or, its sodium salt of compound shown in formula I-1, potassium salt, hydrochlorate, phosphate, formates, acetate, trifluoro
Acetate, oxalates, benzene sulfonate, citrate or malate；
Component B be selected from benzobicylon (benzobicyclon, B1)), fenquinotrione (B3), isoxachlorotole
(isoxachlortole, B4), isoxaflutole (Isoxaflutole, B5), ketospiradox (B6), mesotrione
(mesotrione, B7), pyrasulfotole (B8), pyrazolate (pyrazolynate, B9), pyrazoxyfen (pyrazoxyfen,
B10), sulphur oxadiazon (sulcotrione, B11), tefuryltrione (B12), ring sulphur ketone (tembotrione, B13), tolpyralate
(B14), topramezone (B15) or compound 2-(3,7-dichloroquinoline-8-carbonyl)-hydroresorcinol (B16)；
Weight ratio between component A and component B is 1:5 to 5:1.
The purposes of Herbicidal combinations, described Herbicidal combinations is for preventing and kill off the grass family and broad leaved weed occurred in corn field
Herbicide.
A kind of herbicide, using described Herbicidal combinations as effective ingredient, the weight content of effective ingredient is 1～99%.
Described herbicide can use universal method make water preparation, suspending agent, dispersible oil-suspending agent, wettable powder,
The Multiple Pesticides preparation formulations such as cream, water dispersible granules, emulsifiable powder (grain) agent, soluble concentrate, aqueous emulsion.
Described herbicide is as preventing and kill off the grass family and the purposes of broad leaved weed occurred in corn field.
The present invention utilizes component A and the respective feature of component B, by being developed by the herbicide mixture of different mechanism of action
One can be prevented and kill off corn field grassy weed, can be prevented and kill off broad leaved weed again, and safety is high, use cost economy
Complex composition, thus overcome the drawback being used alone existing for above-mentioned herbicide, provide a kind of preferable for agricultural production
Corn field herbicidal composition.Therefore, a kind of efficient, low-residual, low cost are invented and to grass family and broad leaved weed
All there is the disposable herbicide compositions of preferable preventive effect.
The evaluation methodology of composition effect is as follows: first obtain the ED of each single dose and mixture50Or ED90Value, then with therein
Certain single dose is that standard agent calculates each single dose and the toxicity index (toxicity index of standard agent is 100) of mixture, finally
Calculate co-toxicity coefficient.Computing formula is:
Toxicity index × the B of the toxicity index × A of the theoretical toxicity index=A of mixture ratio (%)+B in mixture
Toxicity index × the C of ratio (the %)+C in mixture ratio (%) in mixture+...
For the judgement of the synergy type after mixed, the most general criterion of China is that co-toxicity coefficient is close
It is summation action time 100 (between 80～120), hence it is evident that be antagonism during less than 80, hence it is evident that more than 100 (120
It it is potentiation time above).
Embodiment result shows, the herbicidal composition of the present invention, manages corn field grass family and broad leaved weed prevention effect
Thinking, the synergy after using with is evaluated in application Sun&Johnson method (the abundant method of Sun Yun i.e. co-toxicity coefficient method), and result shows
The two is used with has potentiation or summation action in the range of certain proportion.It is thus determined that technical scheme
As follows:
In the present composition, the content of active component depends on amount of application when being used alone, but also depends on a kind of chemical combination
The mixed ratio of thing and another kind of compound and potentiation degree.Generally in compositions, the weight percent of active component contains
Amount is the 1～99% of gross weight, is preferably 5% to 85%.The optimum range of active component content is according to the preparation of compositions
Type and different.Generally, active component content by weight 5～85% in solid preparation；Activity in liquid preparation
Constituent content by weight 1～70%；Active component content by weight 5～60% in suspension preparation.
The compositions of the present invention by user before use through dilution or directly be watered spraying use.Its preparation can be by common
Prepared by processing method, will add one or more surface activitys after active substance mixes with liquid-carrier or solid carrier
Agent such as emulsifying agent, dispersant, stabilizer, wetting agent, binding agent or defoamer etc. are processed formulated.Therefore this
Containing at least one carrier and at least one surfactant in bright compositions.
The surfactant kind related in the herbicidal formulations formula of the present invention is in the relevant surfactant of multi-section and the formulations of pesticide
The monograph of processing all has been reported that.Such as, " surfactant science and application ", Jiang Qingzhe etc. edits, and Sinopec goes out
Version society, 2009；" special surfactant ", Wang Peiyi etc. edits, China Textiles Press；" formulations of pesticide process technology ",
Liu Bulin edits, Chemical Industry Press, and 1998；" new surface active agents ", Sun Yan etc. writes, Chemical Industry Press,
2003；" chemical products handbook ", Huang Hongzhou edits, Chemical Industry Press, and 2005；" Gemini surface active agent is studied
With application ", Tang Shanfa, Liu Zhongyun, Hu little Dong write, Chemical Industry Press, and 2011；" functional surfactant system
Standby with application ", Wang Jun edits, Chemical Industry Press, and 2009；Sisely and Wood,Encyclopedia of Surface
Active Agents,Chemical Publ.,Co.,Inc.,New York,1964。
In the herbicidal formulations compositions of the present invention, suitable surfactant, can be emulsifying agent, dispersant or wetting agent；
Can be nonionic or ion-type.Anion surfactant include Sulfonates, Sulfates, metal carboxylate,
Phosphates, succinate salt, lignin sulfonate, acrylamide-acrylic acid copolymer class etc., nonionic table
Face activating agent includes fatty alcohol-polyoxyethylene ether, alkylphenol polyoxyethylene, aliphatic amine polyoxyethylene ether, fatty acid polyoxy
Vinyl Ether, acid alcohol ester and polyoxyethylene ether, fatty acid amide and polyoxyethylene ether thereof, alkanolamide and polyoxyethylene ether thereof,
Polyoxyethylene poly-oxygen propylene aether block copolymer, Negel aliphatic alcohol polyethenoxy base ether, sorbitan fatty
Acid esters polyoxyethylene ether etc..Such as: the sodium salt of lignin sulfonic acid or calcium salt, polyoxyethylene (n20) phenethyl phenolic group ether oil
Acid esters, alkylaryl polyoxyethylene poly-oxygen propylene aether, triphenyl vinyl phenol polyoxyethylene (n20) ether phosphoric acid triethanolamine salt,
Agriculture breast 0201B, agriculture breast 0203B, agriculture breast 100#, agriculture breast 507#, agriculture breast AEO-3, agriculture breast T-20, agriculture breast T-80,
Agriculture breast T-85, agriculture breast S-80, agriculture breast 500#, agriculture breast 600#, Nongru-700 #, agriculture breast 1601#, agriculture breast NP-7, agriculture
Breast NP-10, agriculture breast NP-15, agriculture breast OX-2681, agriculture breast OX-8686, agriculture breast OX-690, agriculture breast 2201#, agriculture
Breast PICO-LOE, agriculture breast PICO-LE1, agriculture breast LME-2, agriculture breast LME-4, agriculture breast LME-5, agriculture breast LEW-0,
Agriculture breast LEW-5, agriculture breast LEW-50, the sodium salt of alkyl naphthalene sulfonic acid condensation polymer, polycarboxylate salt dispersant GY-D800, poly-
Carboxylate dispersants GY-D04, polycarboxylate salt dispersant GY-D02, naphthalenesulfonic acid-formaldehyde condensate, naphtholsulfonic acid formaldehyde
Condensation substance sodium salt, alkylphenol-polyethenoxy polyethenoxy ether, maleic anhydride of styrene, condensation compound of methyl naphthalene sulfonic acid and formaldehyde,
Alkyl-diethylene glycol ether-sodium sulfonate, N-methyl-oleoyl-sodium taurocholate, detergent LS, methanonaphthalene sodium sulfonate, oil
Acid methyl aminoethylsulfonic acid sodium, dispersant SP-28F, dispersant SP-SC3, reach profit dispersant D909S, alkyl
Aryl polyoxyethylene ether, alkylpolyoxyethylene phosphate ester, alkylnaphthalene sulfonate formaldehyde condensation products (NNO), alkyl
Phenol polyethenoxy ether formaldehyde condensation products, dibutyl naphthalenesulfonic acid formaldehyde condensation products, dispersant PICO-SWP1, dispersant
PICO-SWP2, dispersant PICO-SWP3, dispersant PICO-SF, dispersant PICO-SF1, dispersant PICO-SF2,
Dispersant PICO-SF3, dispersant PICO-LO1, agriculture breast PICO-LE2, dispersant SP-OF3468, dispersant
SP-OF3472, dispersant SP-2728, dispersant SP-SC3, dispersant SP-SC29, dispersant Supragil MNS/90,
Dispersant SK-20TX, dispersant SK-25CH, dispersant Soprophor FD, dispersant PICO-LPQ, Morwet
EFW, wetting agent Igepal BC/10, wetting agent GEROPONL-WET/P, wetting agent Rhodasurf 860/p, moistening
Agent SP-SC3266, wetting agent PICO-SW2, wetting agent PICO-SW3, alkylol polyoxyethylene groups ether sodium sulfate,
Alkylphenol-polyethenoxy base ether formaldehyde condensation products sulfate, dialkyl succinylsuccinate sulfonate, dodecylbenzene sodium sulfonate, 12
Alkyl sodium sulfate, calcium dodecyl benzene sulfonate etc..
The carrier comprised in the herbicidal formulations compositions of the present invention, can be solid or liquid, including usually gas but pressure
Being the material of liquid after contracting, any carrier being generally used for preparing insecticides all can use.
If water is used as solvent or diluent, organic solvent can also serve as attached cosolvent or antifreeze additive, the most organic
Solvent includes aromatic hydrocarbons, chlorinated aromatic hydrocarbons, aliphatic hydrocarbon, chlorinated aliphatic hydrocarbons etc., such as benzene, dimethylbenzene, toluene, alkylbenzene,
Alkylnaphthalene, chlorobenzene, vinyl chloride, trichloroethane, dichloromethane, chloroform, carbon tetrachloride, many ethyl chloride, oil evaporate
Point, hexamethylene, light mineral oil, paraffin and kerosene etc.；But, particularly suitable is polar solvent, such as alcohols and
Their ether and ester, ketone etc., such as methanol, ethanol, isopropanol, butanol, ethylene glycol, propylene glycol, glycerol,
Sorbitol, benzyl alcohol, furfuryl alcohol, Hexalin, acetone, butanone, methyl iso-butyl ketone (MIBK), Ketohexamethylene, N-methyl-pyrrol
Alkanone, tributyl phosphate, methyl oleate, dimethylformamide and dimethyl sulfoxide etc.；Also have vegetable oil and the molten fibre of methyl
Dimension.The mixture of different liquids is often suitable for.
Suitably solid carrier includes natural or synthesis, such as: clay, rock dust, Chalk, quartz, clay,
Montmorillonite, sodium sulfate, silicon dioxide, kieselguhr, Pumex, Gypsum Fibrosum, Talcum, bentonite, Kaolin, attapulgite,
Precipitated calcium carbonate, potter's clay, montmorillonite, Magnesiumaluminumsilicate, active hargil, White Carbon black, ammonium sulfate, cumarone resin,
Perphosphate, aluminium oxide, calcite, marble, Pumex etc., suitable particulate vector includes that crush and classification sky
So rock such as meerschaum and dolomite and synthesis granule being made up of organic and inorganic powder.
Suitable binding agent can be synthesis (such as carbonyl methylol, polyvinyl alcohol, polyvinyl acetate) or natural water-soluble
Property polymer (such as xanthan gum, gelatin, Radix Acaciae senegalis, polyvinylpyrrolidone, aluminium-magnesium silicate, polyvinyl alcohol, poly-
Ethylene glycol, phenolic resin, Lac, methylcellulose, soluble starch, carboxymethyl cellulose and sodium alginate etc.), with
Powder, granule or latex form add in preparation.
Suitable defoamer is bubble enemy, defoamer SAG1522, silicone, C8～10Fatty alcohol, phosphoric acid ester, C10～20Full
With fatty acid (such as capric acid) and amide etc..
The compositions of the present invention can be used by common method, gets final product stem and leaf spraying treatment, and amount of application is with regarding weed size
And change, apply bigger dosage when weeds are bigger, relatively low dosage when weeds are less, can be applied, using optimum period is crop
After Seedling, weeds carry out stem and leaf spraying treatment when substantially all sprouting.Its lasting period is the most relevant, also with the content of single dose in compositions
Relevant to extraneous factor.
The herbicidal composition that the herbicide mixture of different mechanism of action is obtained by the present invention, can be used for preventing and treating in corn field
Grass family and broad leaved weed, and there is in certain ratio range gratifying potentiation.With each one-component
Use is compared, this reduction of agriculture, and a dispenser can control the weeds in the whole trophophase of crop, and not only herbicidal effect is notable,
And environmentally friendly, on second stubble crop without impact, the pollution to environment is little, pacifies people, animal, birds and beneficial organism
Entirely, beneficially protecting ecology balances.
Advantages of the present invention is, is mated with active component A (shown in formula I-1) and active component B by screening
Adjuvant system, common preparation method of sampling, it is configured to the herbicidal compounds of the present invention, not only its biological activity is with former
Quite (former medicine is typically by first using acetone solution, then is diluted to required concentration with the water containing 0.1% Tween 80 for medicine
Spraying uses), in Field information, can reach to improve effective ingredient moistening on target, spread, disperse, be detained
With the purpose of permeance property, thus increase pesticide active ingredient plant surface hold-up, extend holdup time and raising
To plant epidermis penetration capacity, and then improve the biological activity of pesticide, reduce using dosage, it is to avoid former medicine passes through acetone
And prepare simple, and easy to use, environmentally friendly, it is simple to produce, transport and store.
The herbicidal composition of the present invention, to corn field safety, with minimum dosage, minimum drug cost, sprays after Seedling
Mist processes can prevent and treat corn field grassy weed and broad leaved weed effectively.This herbicidal composition compound method is simple,
Use conveniently, be the preferable herbicide kind that corn field disposably prevents and kill off grass family and broad leaved weed the most both at home and abroad.
Detailed description of the invention
Specific examples below is used for describing in detail the present invention, but the present invention is only limitted to absolutely not these examples.All formulations
In proportioning, percent is by weight.Wherein in compositions effective ingredient: component A be A1 (Het=Het-5 in formula I-1,
R3=OH, n=0) or its stereoisomer, A2 (Het=Het-5, R in formula I-13=OH, Rn=3,5-2CH3) or
Its stereoisomer, A3 (Het=Het-6, R in formula I-13=OH, Rn are 3-chloro-5-trifluoromethylpyridine-2-base)
Or its stereoisomer or A4 (Het=Het-4, R in formula I-13=OH, Rn are 4-(3-chloro-5-trifluoromethylpyridine
-2-base epoxide)) or its stereoisomer, component B is: benzobicylon (benzobicyclon, B1)), benzofenap
(benzofenap, B2), fenquinotrione (B3), isoxachlorotole (isoxachlortole, B4), isoxazole grass
Ketone (Isoxaflutole, B5), ketospiradox (B6), mesotrione (mesotrione, B7), pyrasulfotole
(B8), pyrazolate (pyrazolynate, B9), pyrazoxyfen (pyrazoxyfen, B10), sulphur oxadiazon (sulcotrione,
B11), tefuryltrione (B12), ring sulphur ketone (tembotrione, B13), tolpyralate (B14), topramezone,
Or compound 2-(3,7-dichloroquinoline-8-carbonyl)-hydroresorcinol (B16) (B15).
Wherein, the compound that said components A formula of I-1 is referred to can according to PCT Patent (international application no:
PCT/CN2011/082436 publication number: WO2012065573) a kind of nitrogen heterocyclic ring substituted benzoyl base class chemical combination
Record in thing or its stereoisomer (as shown in formula I-1) obtains.
Embodiment 1.10% compound A1 B15 cream
By recipe requirements, it is sequentially added into 7.5 parts of compound A1,2.5 parts of B15,8 parts of agriculture breast 507#, 3 parts of agriculture breasts 600
#, 2 parts of agriculture breast 1601#, 5 parts of methanol, dimethylbenzene complements to, in 100% addition mixing kettle, be uniformly mixed, must
Use hot bath heating for dissolving when wanting, can be prepared by transparence 10%A2 B15 cream.
Can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) the inhibitor class described by B15 alternative costs description
One in compound B1～B14 or B16, forms new embodiment.
Embodiment 2,20% compound A1 B3 water preparation
By recipe requirements, be sequentially added into 10 parts of compound A1 sodium salts, 10 parts of B3 sodium salts, 8 parts of agriculture breast NP-10,2 parts
Agriculture breast 500#, 5 parts of methanol, water complement to, in 100% addition mixing kettle, be uniformly mixed, add with hot bath if desired
Heat of solution, i.e. can get 20%A1 B3 water preparation.
Can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) the inhibitor class described by B3 alternative costs description
One in compound B6～B8, B10～B13 or B15, forms new embodiment.
Embodiment 3,30% compound A2 B15 dispersibles oil-suspending agent
By recipe requirements, by 5 parts of compound A2,25 parts of B15,10 parts of dispersant SP-OF3468,2 parts of dispersants
SP-OF3472,4 parts of agriculture breast 0201B, 2 parts of agriculture breast S-80,2 parts of white carbons, methyl oleates complement to 100% and add successively
Enter in blending tank mixing, first pass through high shear and carry out coarse pulverization, homogenize, be then pumped in sand mill and carry out fine grinding,
By the granularity of particles distribution instrument detection sand milling material, after particle diameter reaches standard-required, filter, i.e. can get 30%A2 B15
Dispersible oil-suspending agent.
Can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) the inhibitor class described by B15 alternative costs description
One in compound B1～B14 or B16, forms new embodiment.
Embodiment 4.40% compound A-13 B1 wettable powder
By recipe requirements, by 20 parts of compound A-13s, 20 parts of B1,1.5% sodium lauryl sulphate, 4% methyl naphthalene sulfonic acids
Sodium formaldehyde condensation substance, 5% sodium lignin sulfonate, 6% White Carbon black, precipitated calcium carbonate complement to the material of 100% and are sufficiently mixed,
After ultra-fine pulverizer disintegrating, i.e. obtain 40%A3 B1 wettable powder.
Can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) the inhibitor class described by B1 alternative costs description
One in compound B2～B14 or B16, forms new embodiment.
Embodiment 5.30% compound A1 B7 suspending agent
By recipe requirements, by 25 parts of compound A1,5 parts of B7,5 parts of dispersant SP-28F, 2 parts of methyl naphthalene sulfonic acid sodium
Formaldehyde condensation products, 3 parts of wetting agent SP-SC3266,2 parts of agriculture breast 1601#, 4% glycerol, water complement to 100%, depend on
In secondary addition blending tank, first pass through high shear and carry out coarse pulverization, homogenize, be then pumped in sand mill and carry out fine grinding, grain
The granularity of degree distribution instrument detection sand milling material, after particle diameter reaches standard-required, filters, i.e. can get 30%A1 B7 and hang
Floating agent.
Can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) the inhibitor class described by B7 alternative costs description
One in compound B1～B6, B8～B15 or B16, forms new embodiment.
Embodiment 6,20% compound A1 B15 soluble concentrate
By recipe requirements, by 15 parts of compound A1,5 parts of B15,8 parts of agriculture breast OX-2681,4 parts of agriculture breast 500#, 5
Part agriculture breast LME-2,20 parts of N-Methyl pyrrolidone, 8 parts of tributyl phosphates, the molten fibers of methyl complement to 100% mixing
Uniformly, use hot bath heating for dissolving if desired, 20%A1 B15 soluble concentrate can be prepared.
Can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) the inhibitor class described by B15 alternative costs description
One in compound B1～B14 or B16, forms new embodiment.
The preparation of embodiment 7,18% compound A1 B7 water preparation
By recipe requirements, respectively by 3 parts of compound A1 sodium salts, 15 parts of B7 sodium salts, 3 parts of agriculture breast 2201#, 10 parts of agricultures
Breast NP-10,2 parts of agriculture breast LME-2,5 parts of methanol, water complement to, in 100% addition mixing kettle, be uniformly mixed,
Use hot bath heating for dissolving if desired, i.e. can get 18%A1 B7 water preparation.
Can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) the inhibitor class described by B11 alternative costs description
One in compound B3, B6, B8, B10～B13 or B15, forms new embodiment.
The preparation of embodiment 8,40% compound A4 B9 water dispersible granules
By recipe requirements, by 10 parts of compound A4,30 parts of B9,1 part of Morwet EFW, 6 parts of methyl naphthalene sulfonic acid sodium
Formaldehyde condensation products, 5 parts of dispersant PICO-SF3,15 parts of soluble starches, 10 parts of sodium sulfate, bentonite complement to 100%
It is added together, carries out co-grinding, then after the kneading that adds water, be equipped with in the comminutor of certain specification screen cloth making
Grain.Drying, screening (by screen cloth scope), i.e. can get 40%A4 B9 water dispersible granules the most again.
Can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) the inhibitor class described by B9 alternative costs description
One in compound B1～B8, B10～B15 or B16, forms new embodiment.
The preparation of the embodiment 920% compound emulsifiable granule of A1 B5
By recipe requirements, by 10 parts of compound A1,10 parts of B5,1601,5 parts of agriculture breast LME-5 of 2 parts of agriculture breasts, agriculture breast
OX-2681,4 parts of agriculture breast 0201B, 3 parts of agriculture breast PICO-LE2,8 parts of N-Methyl pyrrolidone, 5 parts of tributyl phosphates
Add in mixing kettle, be uniformly mixed, use hot bath heating for dissolving if desired, under agitation, by above-mentioned oil base
Even spraying is to being complemented on 100% mixture formed by 25 parts of white carbons, attapulgite, through ultra-fine pulverizer disintegrating
After, then after the kneading that adds water, it is equipped with in the comminutor of certain specification screen cloth carrying out pelletize.Drying, sieve the most again
Divide (by screen cloth scope), i.e. can get the emulsifiable granule of 20%A1 B5.
Can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) the inhibitor class described by B5 alternative costs description
One in compound B1～B4, B6～B15 or B16, forms new embodiment.
The preparation of the embodiment 1020% compound emulsifiable powder of A1 B2
By recipe requirements, by 5 parts of compound A1,15 parts of B2,5 parts of agriculture breast PICO-LOE, 2 parts of agriculture breast OX-8686,
4 parts of agriculture breast 0201B, 10 parts of N-Methyl pyrrolidone, 5 parts of tributyl phosphates add in mixing kettle, are uniformly mixed,
Use hot bath heating for dissolving if desired, under agitation, by above-mentioned oil base even spraying to by 20 parts of white carbons, concavo-convex
Rod soil complements on the mixture of 100% composition, after ultra-fine pulverizer disintegrating, i.e. obtains the emulsifiable powder of 10%A1 B2.
Can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) the inhibitor class described by B2 alternative costs description
One in compound B1, B3～B15 or B16, forms new embodiment.
Embodiment 11.10% compound A1 B12 aqueous emulsion
In high speed shear mixing kettle, by formula ratio be sequentially added into 2 parts of B12,8 parts of compound A1,0.8 part of polyvinyl alcohol,
10.5 parts of alkylaryl formaldehyde resin polyoxyethylene ether, 8.5 parts of agriculture breast 2201#, 5 parts of agriculture breast 0201B, 0.6 part of tetradecane
Alcohol, 15 parts of dimethylformamides, 5 parts of propylene glycol, water complement to, in 100% addition mixing kettle, through Over emulsfication, homogenize,
Can be prepared by 10%A1 B12 aqueous emulsion.
Can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) the inhibitor class described by B12 alternative costs description
One in compound B1～B11, B13～B15 or B16, forms new embodiment.
Embodiment 12.30% compound A1 B7 dispersibles oil-suspending agent
By recipe requirements, by 25 parts of compound A1,5 parts of B7,6 parts of dispersant Soprophor FD, 5 parts of agriculture breast 0201B,
2 parts of agriculture breast S-80,2 parts of agriculture breast 1601#, 0.3% White Carbon black, methyl oleates complement to 100% and are added sequentially to blending tank
Middle mixing, first passes through high shear and carries out coarse pulverization, homogenizes, be then pumped in sand mill and carry out fine grinding, use particle size distribution
The granularity of instrument detection sand milling material, after particle diameter reaches standard-required, filters, i.e. can get 30%A1 B7 and dispersible oil
Suspending agent.
Can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) the inhibitor class described by B7 alternative costs description
One in compound B1～B6, B8～B15 or B16, forms new embodiment.
Embodiment 13.30% compound A1 B9 B12 dispersibles oil-suspending agent
By recipe requirements, by 20 parts of compound A1,5 parts of B9,5 parts of B12,3 parts of dispersant Soprophor FD, 6
Part 3468,5 parts of agriculture breast 0201B of dispersant SP-OF, 3 parts of agriculture breast 500#, 2 parts of agriculture breast 1601#, 0.5% White Carbon black,
Methyl oleate complements to 100% and is added sequentially in blending tank mixing, first passes through high shear and carries out coarse pulverization, homogenizes, then
It is pumped in sand mill and carries out fine grinding, by the granularity of particles distribution instrument detection sand milling material, after particle diameter reaches standard-required,
Filter, i.e. can get 30%A1 B9 B12 and dispersible oil-suspending agent.
Can also be by p _ Hydroxyphenyl pyruvic acid dual oxide enzyme (HPPD) inhibitor described by B9, B12 alternative costs description
In compounds B1～B16 two kinds, form new embodiment.
Embodiment 7. compositions herbicidal effect in greenhouse
Processing method: use the preparation of potted plant method mensuration compositions and each single dose miscellaneous to grass family and broad-leaved in greenhouse
The preventive effect of grass.Test method: test uses greenhouse pot culture method, sows quantitative Semen Maydis and miscellaneous in Disposable paper cup
Grass seed, carries out thinning during 1.5～2 leaf phase after weeds are unearthed, and each dixie cup is selected and remain more consistent miscellaneous of 5～10 strain growing ways
Grass is cultivated by plant, and periodically waters the aqueous solution of N, P, K compound fertilizer.Quantitative compound is weighed with electronic balance
A1 is a kind of with compound B-11～B15 or B16 is diluted with water to required mother liquid concentration, respectively by both mother liquor
The medicinal liquid of different blended ratio, is measured by EXPERIMENTAL DESIGN dosage liquid-transfering gun, treats Semen Maydis 3 leaf phase, grassy weed 3
Carry out stem and leaf spraying treatment with crawler type crops sprayer when Ye Qi, broad leaved weed 2～4 leaf periods, process and be placed on behaviour
Make hall, after medicinal liquid natural air drying, be put in normal management in greenhouse, observe the weeds reaction to reagent agent, after process
Within 20 days, weigh each process weeds aerial parts fresh weight, calculate fresh weight preventive effect；Process latter 30 days investigation reagent agents to Semen Maydis
Safety.
CK is be not added with medicinal liquid blank group simultaneously；And 10%A1 water preparation (preparing according to the preparation method of conventional water preparation)
With 10%B7 suspending agent (commercial) as comparison.
The evaluation of composition effect: application Sun&Johnson method (the abundant method of Sun Yun i.e. co-toxicity coefficient method) is evaluated after using with
Synergy.
Result of the test is shown in Table 1～table 3.
The table 1 compound A1 mixtures' ratio different from the compound B7 preventive effect to weeds
The safety to Semen Maydis of the table 2 compound A1 mixtures' ratio different from compound B7
The table 3 compound A1 mixtures' ratio different from the compound B7 selectivity index to Semen Maydis
Table 4 compound A1 preventive effect to corn field weed mixed with compound B7
Result of the test shows, the herbicidal composition of the present invention, equal to grassy weed barnyard grass and broad leaved weed Herba Commelinae
Having a preferable preventive effect, the application abundant method of Sun Yun calculates the co-toxicity coefficient of different mixtures' ratio, result show the two mixed after
Barnyard grass and Herba Commelinae all there is potentiation.
The herbicidal composition that the present invention provides, not only all has preferable preventive effect to grassy weed and broad leaved weed, reaches
Prevent and kill off the purpose of full field weed to disposable dispenser, reduce dosage simultaneously, improve the medicament safety to Semen Maydis.
Producing, use, store, safety in transportation, environmental pollution is little, and processing technique is simple, low cost and other advantages,
And avoid former medicine first with now joining, if standing time is long, former medicine can separate out, and in turn results in herbicidal effect poor, unfavorable
In shortcomings such as uses, there is extraordinary application prospect.
Claims (7)
1. a herbicidal composition, it is characterised in that: compositions is made up of component A and component B, and wherein component A is such as
Compound shown in formula I-1, component B is benzobicylon (benzobicyclon, B1)), benzofenap (benzofenap,
B2), fenquinotrione (B3), isoxachlorotole (isoxachlortole, B4), isoxaflutole (Isoxaflutole,
B5), ketospiradox (B6), mesotrione (mesotrione, B7), pyrasulfotole (B8), pyrazolate
(pyrazolynate, B9), pyrazoxyfen (pyrazoxyfen, B10), sulphur oxadiazon (sulcotrione, B11), tefuryltrione
(B12), ring sulphur ketone (tembotrione, B13), tolpyralate (B14), topramezone (B15) or compound
One or both in 2-(3,7-dichloroquinoline-8-carbonyl)-hydroresorcinol (B16)；Weight between component A and component B
Amount ratio is 1:50 to 50:1；
In formula:
Het is selected from one of group shown in Het-1 to Het-14:
R is selected from fluorine, chlorine, bromine, cyano group, hydroxyl, carboxyl, amino, C1-C3Alkyl, halo C1-C3Alkyl, C1-C3
Alkoxyl, halo C1-C3Alkoxyl, C1-C3Alkylamino, C2-C4Alkenyloxy group, halo C2-C4Alkenyloxy group, C2-C4Alkene
Amino, halo C2-C4Enamino, C1-C3Alkyl-carbonyl, halo C1-C3Alkyl-carbonyl, C1-C3Alkoxy carbonyl, C1-C3
Alkyl amino-carbonyl, C1-C3Alkoxy C1-C3Alkyl, halo C1-C3Alkoxy C1-C3Alkyl, C1-C3Alkyl-carbonyl oxygen
Base C1-C3Alkyl, C1-C3Alkoxy C1-C3Alkoxyl, halo C1-C3Alkoxy C1-C3Alkoxyl, C1-C3Alcoxyl
Base carbonyl C1-C3Alkoxyl, C1-C3Alkyl-carbonyl epoxide, halo C1-C3Alkyl-carbonyl epoxide, C1-C3Alkyl-carbonyl ammonia
Base, C1-C3Alkyl sulphonyl epoxide, C1-C3Alkyl sulfonyl-amino, C1-C3Alkyl-carbonyl C1-C3Alkoxyl, do not take
Generation or be independently selected from phenyl that following group replaces, pyridine radicals, phenoxy group, pyridine radicals epoxide, benzoyl by 1-3
Base epoxide, benzenesulfonyl epoxide, benzyloxy, pyridylmethyl epoxide, benzoyl-amido, BENZENESUFONYLAMINO, benzyl
Base amino or pyridylmethylaminojphenyl: fluorine, chlorine, bromine, nitro, cyano group, C1-C3Alkyl, halo C1-C3Alkyl, C1-C3
Alkoxyl, halo C1-C3Alkoxyl or C1-C3Alkyl-carbonyl；N=0-4；
R1Selected from hydrogen, C1-C3Alkyl, halo C1-C3Alkyl, C2-C4Thiazolinyl, halo C2-C4Thiazolinyl, C1-C3Alcoxyl
Base C1-C3Alkyl, halo C1-C3Alkoxy C1-C3Alkyl, C1-C3Alkyl-carbonyl, halo C1-C3Alkyl-carbonyl, C1-C3
Alkyl sulphonyl, C1-C3Alkoxy carbonyl, C1-C3Alkyl amino-carbonyl, C1-C3Alkyl-carbonyl C1-C3Alkyl, C1-C3
Alkoxy carbonyl C1-C3Alkyl, C1-C3Alkyl amino-carbonyl C1-C3Alkyl, unsubstituted or by 1-3 be independently selected from
The lower substituted phenyl of group, pyridine radicals, benzoyl, picolinoyl, benzenesulfonyl, benzyl or picolyl: fluorine,
Chlorine, bromine, nitro, cyano group, C1-C3Alkyl, halo C1-C3Alkyl, C1-C3Alkoxyl, halo C1-C3Alkoxyl or
C1-C3Alkyl-carbonyl；
R3Selected from hydroxyl, chlorine, bromine, C1-C3Alkoxyl, C1-C3Alkyl-carbonyl epoxide, C1-C3Alkylthio group, C1-C3Alkane
Base sulfonyl epoxide, C1-C3Alkoxy carbonyl C1-C3Alkoxyl, C1-C3Alkyl amino-carbonyl C1-C3Alkoxyl, unsubstituted
Or be independently selected from phenoxy group that following group replaces, thiophenyl, benzyl epoxide, benzoyl epoxide, benzene by 1-3
Sulfonyl epoxide, pyridyloxy or benzoylmethyl epoxide: fluorine, chlorine, bromine, nitro, cyano group, C1-C3Alkyl, halogen
For C1-C3Alkyl, C1-C3Alkoxyl or halo C1-C3Alkoxyl；
Or, the salt of compound shown in formula I-1.
Herbicidal composition the most according to claim 1, it is characterised in that: in described compositions, component A formula
Compound shown in I-1 is:
Het is selected from Het-5；
R is selected from fluorine, chlorine, bromine, cyano group, hydroxyl, carboxyl, amino, C1-C3Alkyl, halo C1-C3Alkyl, C1-C3
Alkoxyl, halo C1-C3Alkoxyl, C1-C3Alkylamino, C1-C3Alkoxy carbonyl, C1-C3Alkyl amino-carbonyl, C1-C3
Alkoxy C1-C3Alkyl, halo C1-C3Alkoxy C1-C3Alkyl, C1-C3Alkyl-carbonyl epoxide, halo C1-C3Alkyl
Carbonyl epoxide, C1-C3Alkyl-carbonyl-amino, C1-C3Alkyl sulphonyl epoxide, C1-C3Alkyl sulfonyl-amino, unsubstituted
Or be independently selected from, by 1-3, phenoxy group or the pyridine radicals epoxide that following group replaces: fluorine, chlorine, bromine, nitro, cyano group,
Methyl, trifluoromethyl, methoxyl group, trifluoromethoxy or formoxyl；N=0-4；
R3Selected from hydroxyl, chlorine, bromine, C1-C3Alkoxyl, C1-C3Alkyl-carbonyl epoxide, C1-C3Alkylthio group, C1-C3Alkane
Base sulfonyl epoxide, unsubstituted or be independently selected from, by 1-3, phenoxy group or the thiophenyl that following group replaces: fluorine, chlorine,
Bromine, nitro, cyano group, methyl, trifluoromethyl, methoxyl group or trifluoromethoxy；
Or, the sodium salt of compound shown in formula I-1, potassium salt, hydrochlorate, phosphate, formates, acetate, trifluoro second
Hydrochlorate, oxalates, benzene sulfonate, citrate or malate；
Component B is benzobicylon (benzobicyclon, B1)), benzofenap (benzofenap, B2), fenquinotrione
(B3), isoxachlorotole (isoxachlortole, B4), isoxaflutole (Isoxaflutole, B5), ketospiradox
(B6), mesotrione (mesotrione, B7), pyrasulfotole (B8), pyrazolate (pyrazolynate, B9),
Pyrazoxyfen (pyrazoxyfen, B10), sulphur oxadiazon (sulcotrione, B11), tefuryltrione (B12), ring sulphur ketone
(tembotrione, B13), tolpyralate (B14), topramezone (B15) or compound 2-(3,7-dichloroquinoline
-8-carbonyl)-hydroresorcinol (B16)；
Weight ratio between component A and component B is 1:25 to 25:1.
Herbicidal composition the most according to claim 1, it is characterised in that: in described compositions, component A formula
Compound shown in I-1 is:
Het is selected from Het-5；
R is selected from fluorine, chlorine, bromine, cyano group, methyl, methoxyl group, methylamino, methoxycarbonyl, amino-carbonyl, second
Acyloxy, acetyl-amino, phenoxy group, pyridine radicals epoxide, 2-chloro-4-trifluoromethyl epoxide or 3-chloro-5-trifluoro
Methvl-pyridinium-2-base epoxide, n=0-2；
R3Selected from hydroxyl, chlorine, bromine, C1-C3Alkoxyl, C1-C3Alkyl-carbonyl epoxide, C1-C3Alkylthio group, C1-C3Alkane
Base sulfonyl epoxide, unsubstituted or be independently selected from, by 1-3, phenoxy group or the thiophenyl that following group replaces: fluorine, chlorine,
Bromine, nitro, cyano group, methyl, trifluoromethyl, methoxyl group or trifluoromethoxy；
Or, the sodium salt of compound shown in formula I-1, potassium salt, hydrochlorate, phosphate, formates, acetate, trifluoro second
Hydrochlorate, oxalates, benzene sulfonate, citrate or malate；
Component B be selected from benzobicylon (benzobicyclon, B1)), benzofenap (benzofenap, B2),
Fenquinotrione (B3), isoxachlorotole (isoxachlortole, B4), isoxaflutole (Isoxaflutole,
B5), ketospiradox (B6), mesotrione (mesotrione, B7), pyrasulfotole (B8), pyrazolate
(pyrazolynate, B9), pyrazoxyfen (pyrazoxyfen, B10), sulphur oxadiazon (sulcotrione, B11),
Tefuryltrione (B12), ring sulphur ketone (tembotrione, B13), tolpyralate (B14), topramezone (B15)
Or compound 2-(3,7-dichloroquinoline-8-carbonyl)-hydroresorcinol (B16)；
Weight ratio between component A and component B is 1:10 to 10:1.
Herbicidal composition the most according to claim 1, it is characterised in that: in described compositions, component A formula
Compound shown in I-1 is:
Het is selected from Het-5；
R is selected from methyl or 3-chloro-5-trifluoromethylpyridin-2-base epoxide, n=0-2；
R3Selected from hydroxyl；
Or, its sodium salt of compound shown in formula I-1, potassium salt, hydrochlorate, phosphate, formates, acetate, trifluoro
Acetate, oxalates, benzene sulfonate, citrate or malate；
Component B be selected from benzobicylon (benzobicyclon, B1)), fenquinotrione (B3), isoxachlorotole
(isoxachlortole, B4), isoxaflutole (Isoxaflutole, B5), ketospiradox (B6), mesotrione
(mesotrione, B7), pyrasulfotole (B8), pyrazolate (pyrazolynate, B9), pyrazoxyfen (pyrazoxyfen,
B10), sulphur oxadiazon (sulcotrione, B11), tefuryltrione (B12), ring sulphur ketone (tembotrione, B13), tolpyralate
(B14), topramezone (B15) or compound 2-(3,7-dichloroquinoline-8-carbonyl)-hydroresorcinol (B16)；
Weight ratio between component A and component B is 1:5 to 5:1.
The purposes of Herbicidal combinations the most according to claim 1, it is characterised in that: described Herbicidal combinations is used for preventing and kill off
The grass family occurred in corn field and the herbicide of broad leaved weed.
6. a herbicide, it is characterised in that: using the Herbicidal combinations described in claim 1-5 as effective ingredient, effectively
The weight content of composition is 1～99%.
Weeding group the most according to claim 6, it is characterised in that: described herbicide occurs as preventing and kill off in corn field
Grass family and the purposes of broad leaved weed.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88101455A (en) * | 1987-03-17 | 1988-09-28 | 日产化学工业株式会社 | Pyrazole derivatives and herbicides containing the same |
| CA2257196A1 (en) * | 1996-06-06 | 1997-12-11 | Morris Padgett Rorer | Herbicidal pyridinyl and pyrazolylphenyl ketones |
| CN1224420A (en) * | 1997-03-24 | 1999-07-28 | 道农业科学公司 | 1-alkyl-4-benzoyl-5-hydroxypyrazole compounds and their use as herbicides |
| CN102464630A (en) * | 2010-11-19 | 2012-05-23 | 中国中化股份有限公司 | Nitrogen heterocyclic substituent-containing benzoyl compound and application thereof |
-
2014
- 2014-12-30 CN CN201410842424.2A patent/CN105794796B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN88101455A (en) * | 1987-03-17 | 1988-09-28 | 日产化学工业株式会社 | Pyrazole derivatives and herbicides containing the same |
| CA2257196A1 (en) * | 1996-06-06 | 1997-12-11 | Morris Padgett Rorer | Herbicidal pyridinyl and pyrazolylphenyl ketones |
| CN1224420A (en) * | 1997-03-24 | 1999-07-28 | 道农业科学公司 | 1-alkyl-4-benzoyl-5-hydroxypyrazole compounds and their use as herbicides |
| CN102464630A (en) * | 2010-11-19 | 2012-05-23 | 中国中化股份有限公司 | Nitrogen heterocyclic substituent-containing benzoyl compound and application thereof |
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