CN107279170A - The Herbicidal combinations of flufenacet, flucarbazone and amicarbazone - Google Patents
The Herbicidal combinations of flufenacet, flucarbazone and amicarbazone Download PDFInfo
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- CN107279170A CN107279170A CN201710486535.8A CN201710486535A CN107279170A CN 107279170 A CN107279170 A CN 107279170A CN 201710486535 A CN201710486535 A CN 201710486535A CN 107279170 A CN107279170 A CN 107279170A
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- Prior art keywords
- amicarbazone
- agent
- flucarbazone
- flufenacet
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
- A01N47/38—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< where at least one nitrogen atom is part of a heterocyclic ring; Thio analogues thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
- A01N43/647—Triazoles; Hydrogenated triazoles
- A01N43/653—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
-
- 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
- A01N43/82—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 three ring hetero atoms
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- 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 provides a kind of synergistic herbicidal compositions containing flufenacet, flucarbazone and amicarbazone, it is characterized in that including active components A, B and C, wherein, A is flufenacet, B is flucarbazone, and C is the auxiliary agent that can be used in amicarbazone, in addition to Pesticide formulation, conventional pesticidal preparations are made, and applied to the unwanted plant of preventing and treating.
Description
Technical field
The invention belongs to pesticides application technical field, it is related to a kind of composition pesticide, specifically flufenacet, fluorine azoles
Sulphur is grand and the Herbicidal combinations of amicarbazone, applied to preventing and kill off unwanted plant.
Background technology
In agricultural production process, it is not necessary to plant (weeds) occur serious, the target crop such as damage to crops, forest life
It is long, and influence undesirable vegetation plot (such as bare place, railway, highway, forest fire protection road, industrial sites, threshing ground) is just
Often use.Herbicide is to prevent and kill off the most economic, the quick and effective method for not needing plant.
Single herbicide is limited using easily developing immunity to drugs or preventing and treating spectrum, can not solve well in produce reality not
Need the harm of plant.Mixture herbicide, which has, can expand preventing and treating spectrum, enhancing preventive effect, delay the advantages such as herbicide resistance, in life
Turn into most popular application form in production practice.Especially have between the herbicide of synergy, each active principle of herbicide
Interaction, makes combination aging fruit better than the theoretical summation of effect is used alone, thus can play in actual use the work(of thing half
Effect again, is more welcome by user.
Flufenacet (flufenacet) is a kind of selective herbicide of overseas enterprise's exploitation, category cell division and elongation
Inhibitor.It can be handled in weeds before seedling after seedling early stage, prevent and kill off corn and soybean, tomato, potato, sunflower, wheat and paddy rice etc.
Grassy weed and part broad leaved weed in the crop fields.CAS accession number is 142459-58-3.Its structural formula is as follows：
Flucarbazone (flucarbazone-sodium) is also a kind of before seedling after seedling processing weeding of overseas enterprise's exploitation
Agent, is mainly used in preventing and kill off grassy weed and the part broad leaved weed of the various crop Tanaka such as wheat, barley.CAS accession number is
181274–17–9。
Amicarbazone (amicarbazone) is also a kind of before seedling after seedling processing herbicide of overseas enterprise's exploitation, main to use
In the grassy weed and broad leaved weed of preventing and kill off the various crop such as corn, sugarcane field.CAS accession number is 129909-90-6.
The present invention by substantial amounts of formulation screening test study find, when flufenacet, flucarbazone and amicarbazone with
When arbitrary proportion is combined, surprising herbicidal effect is shown, that is, shows good synergy, actual herbicidal effect is bright
The aobvious theoretical summation better than exclusive use, has application prospect widely in production.
The content of the invention
The present invention relates to synergistic herbicidal compositions, including active components A, B and C, described active components A is fluorine thiophene grass
Amine, B is flucarbazone, and C is amicarbazone.In addition, also including the auxiliary agent that can be used in Pesticide formulation.
The composition especially good effect can be used to prevent and treat the weeds in various useful crops, the useful crop
Including but not limited to conventional breeding crop, genetically modified crops, asexually propagated crop and asexual propagation material, domesticating and cultivating it is wild
Plant etc., is particularly suitable for use in preventing and kill off the weeds in the crop fields such as corn and soybean, tomato, potato, sunflower, wheat and sugarcane,
Or for the weeds in the undesirable vegetation growth plot such as bare place, railway, highway, forest fire protection road, industrial sites, threshing ground.
The instantiation that can be mentioned that can use the representative grassy weed of composition for preventing and controlling of the invention, broad-leaved miscellaneous for some
Grass and nutgrass flatsedge, the example are not limited to specified genus kind.It should be noted that the invention is not limited in example in detail below, also
Other unwanted plants can be extended in the same manner：
Including but not limited to following category or the broad leaved weed of section：Abutilon, Amaranthus, Portulaca, Acalypha, lamb's-quarters
Category, pulse family, Polygonum, Stellaria, Euphorbia, Bedstraw, Descurainia, shepherd's purse category, Eclipta prostrata category, Viola, Xanthium, Veronica
Shu, pivots store category, Kochia, Myosoton, Senecio, Solanum, Lithospermum, lyrate hemistepta herb category, sandwort category, silene, led a cow
Category, Brassica genus, Urtica, mallow, Plantago, lespedeza, Ambrosia, Bidens, bitter fleabane category, small fluffy category, sonchus oleraceus
Category, pearlwort, Datura, carpetweed, ox achyranthes chrysanthemum spp, black clover category, japanese bearbind genus, Hibiscus, lamium, peppermint
The careless category of category, bat, Dandelion, Helianthus；The grassy weed of following category：Echinochloa, knotgrass, setaria, precocity
Standing grain category, Avena, Panicum, lolium temulentum category, Brome, wild Panicum, amur foxtail category, yard grass category, cogon, Brachiaria, brave tail
Careless category, ladder forage spp, the careless category of caput grass Shu, Wang, hard grass category, Cenchrus, Lolium, indian rorippa herbs category, Aegilops, india lovegrass
Category；The sedge weed of following category：Cyperus.
In order to solve the above-mentioned technical problem, the present invention, which is adopted the following technical scheme that, is achieved：
The present composition component A, B and C can be with arbitrary proportion mixtures, and a kind of usual active component content is lived higher than remaining
Property composition, preferably mixing ratio is (1~100)：(1~100)：(1~100) or (1~50)：(1~50)：(1~50).
The present composition can be by the way that active component be mixed with the auxiliary agent that can be used in Pesticide formulation, with known
Method is prepared as conventional preparation, missible oil, suspending agent, dispersible oil-suspending agent, water dispersible granules, aqueous emulsion, microemulsion, wettable
Property pulvis, granule, suspension emulsion, microcapsule suspending agent etc..The active component of 0.1~95% weight is typically contained in preparation, preferably
The active component of 0.5~90% weight.
The auxiliary agent that can be used in Pesticide formulation includes but is not limited to：Water, solvent, filler, various surfactants
(emulsifying agent, dispersant, wetting agent etc.), adhesive, film forming agent, colouring agent, antifreezing agent, thickener, suspending agent, disintegrant, disappear
Infusion, bleeding agent, warning coloration, synergist, stabilizer, wall capsule material, pH adjusting agent, preservative etc..Also, suitably, in order to
Improve to specific crop tolerance, safener can be properly added；Or sometimes for crop growth is promoted, can be in mixture group
Conventional agriculture fertilizer is added in compound, medicament-fertilizer mixture is made.These auxiliary agents be all commonly use in pesticidal preparations or allow to use into
Point, it is not particularly limited, one or more auxiliary agent may be selected and constitutes, specific composition and consumption pass through letter according to recipe requirements
Single experiment is determined.
The production technology of the various application forms of composition belongs to existing known technology, will not be repeated here.
The present composition can be used in a variety of ways, be such as watered spraying in a usual manner and used, or directly spread fertilizer over the fields or ditch
Apply, or mix pesticide-clay mixture and spread fertilizer over the fields, can be used in early days before weeds emerge or after emerging.Dosage can change in relative broad range,
And depending on the situation of soil, application method, crop, weeds species to be prevented and kill off and seedling age size, weather conditions at that time
And other factors.The present composition is generally applied with the consumption of 0.001~1.5kg mixture of active principles/hectare, more excellent
Selection of land, is applied with the consumption of 0.02~0.8kg mixture of active principles/hectare.
The present invention compared with prior art, has the following technical effect that：
1st, mixture composition has good synergy, and application effect is substantially better than single dose theoretical effect summation, that is, had
There is super superposition, dominant weed occurrence injury can be better controled over；
2nd, there is good complementarity in control of weeds spectrum between mixture composition active component, preventing and treating can be expanded very well
Spectrum, synthesis effectively controls various weeds occurrence injuries；
3rd, mixture composition has good synergy, can reduce medicament usage amount, and reduction use cost and environment are dirty
Dye, improves the security to crop.
Embodiment
Specific embodiment of the invention given below is, it is necessary to which explanation is that the invention is not limited in implement in detail below
Example, all equivalents done on the basis of technical scheme each fall within protection scope of the present invention.
Embodiment 1：56% missible oil
Being formulated composition is：Active components A is 32%, and active component B is 16%, and active component C is 8%, emulsifying agent castor-oil plant
Oily APEO 4%, emulsifying agent sorbitan ester 5%, solvent xylene complements to 100%.
Preparation method is：All materials are put into batching kettle, stirring and dissolving after chemical examination is qualified, is shifted to fully transparent
It is filling to storage tank.
Embodiment 2：64% suspending agent
Being formulated composition is：Active components A is 48%, and active component B is 8%, and active component C is 8%, wetting agent laruyl alcohol
Sodium sulphate 6%, dispersant EO-PO block polyethers 3%, antifreeze glycol 5%, thickener aluminium-magnesium silicate 0.3%, water is complemented to
100%.
Preparation method is：By in active component and wetting agent, dispersant, antifreezing agent and water input stirred tank, it is sufficiently stirred for
Afterwards, material is pumped into sand mill and be fully ground, after the completion of grinding, be pumped into high-speed shearing machine, add after thickener, enter
Row high speed shear, is made suspending agent after the completion of shearing.
Embodiment 3：78% water dispersible granules
Being formulated composition is：Active components A is 6%, and active component B is 18%, and active component C is 54%, wetting agent fat
Alcohol APEO 6%, dispersant gathers to methoxyl group fatty acyl amido benzene sulfonic acid sodium salt 6%, disintegrant ammonium sulfate 5%, adhesive
Ethylene glycol 0.5%, filler attapulgite complements to 100%.
Preparation method is：After all materials are well mixed, crush, be well mixed again through airslide disintegrating mill, then, plus
Enter a certain amount of water to mediate this mixture, extruder grain, through drying screening, that is, obtain water dispersible granules.
Embodiment 4：21% aqueous emulsion
Being formulated composition is：Active components A is 7%, and active component B is 7%, and active component C is 7%, solvent xylene
10%, solvent cyclohexanone 5%, emulsifying agent disecoctylmaleate sodium sulfonate 5%, emulsifying agent calcium dodecyl benzene sulfonate
4%, antifreezing agent propane diols 5%, water complements to 100%.
Preparation method is：After active components A, B and C solvents are fully dissolved, input emulsifying agent is formed after being sufficiently stirred for
Oil phase；Antifreezing agent is added to the water dissolving, aqueous phase is formed；Aqueous phase is slowly added in oil phase, sheared using high-speed shearing machine, i.e.,
Aqueous emulsion can be obtained.
Embodiment 5：19% microemulsion
Being formulated composition is：Active components A is 6%, and active component B is 12%, and active component C is 1%, solvent xylene
10%, solvent cyclohexanone 2%, emulsifying agent aerosol-OT salt 7%, emulsifier polyoxyethylene sorbitan fatty
Sour ketone 6%, antifreezing agent propane diols 5%, water complements to 100%.
Preparation method is：After active components A, B and C solvents are fully dissolved, input emulsifying agent and antifreezing agent mixing are equal
It is even, deionized water is eventually adding, high speed shear is carried out, you can microemulsion is obtained.
Embodiment 6：81% wettable powder
Being formulated composition is：Active components A is 9%, and active component B is 54%, and active component C is 18%, and wetting agent is pulled open
Powder 5%, dispersant polycarboxylate 6%, filler diatomite complements to 100%.
Preparation method is：Active component and each auxiliary agent are well mixed, carry out just smashing in the mechanical disintegrating machine of input, afterwards
Crushed through airslide disintegrating mill, remix uniform, i.e., obtained wettable powder.
Embodiment 7：7% granule
Being formulated composition is：Active components A is 4%, and active component B is 1%, and active component C is 2%, wetting agent alkyl fourth
Diacid sulfonate 0.6%, the phenethyl phenol polyoxyethylene ether phosphate 0.9% of dispersant three, colouring agent Viride Nitens (peacock green)
0.2%, filler bentonite complements to 100%.
Preparation method is：After all materials are well mixed, add a certain amount of water and mediate this mixture, extruding is made
Grain, through drying screening, that is, obtains granule.
Embodiment 8：39% dispersible oil-suspending agent
Being formulated composition is：Active components A is 12%, and active component B is 3%, and active component C is 24%, emulsifying agent 12
Sodium alkyl sulfate 6%, emulsifying agent alkylaryl polyoxyethylene polyoxypropylene ether again 7%, dispersant naphthalenesulfonic acid-formaldehyde condensate
4%, thickener white carbon 1%, decentralized medium methyl oleate complements to 100%.
Preparation method is：By in active component and emulsifying agent, dispersant and decentralized medium input stirred tank, it is sufficiently stirred for
Afterwards, it is pumped into high-speed shearing machine, carries out high speed shear, then pump is fully sanded into sand mill, and qualified rear add is sanded and increases
Thick dose, stir and produce dispersible oil-suspending agent.
Embodiment 9：25% microcapsule suspending agent
Being formulated composition is：Active components A is 1%, and active component B is 18%, and active component C is 6%, solvent xylene
10%, solvent Solvesso 100 6%, oiliness capsule skin 1, the methylene phenylene diisocyanates 5% of 6- six, aqueous capsule skin divinyl three
Amine 4%, emulsifying agent alkaryl phenol polyethenoxy ether phosphate 6%, dispersant styrene maleic anhydride copolymer 5%, thickener
Xanthans 0.2%, decentralized medium water complements to 100%.
Preparation method is：After active components A, B and C solvents are fully dissolved, oiliness capsule skin is added, is sufficiently stirred for being formed
Oil phase；It is poured into and is mixed with the aqueous phase of emulsifying agent and dispersant, carry out high speed shear, then add aqueous capsule skin, stirring is equal
It is even, then raise temperature to 70 DEG C of heat preservation solidifications 2 hours, microcapsules are made, thickener is eventually adding, stirs and produces microcapsule suspension
Agent.
Embodiment 10：40% suspension emulsion
Being formulated composition is：Active components A is 12%, and active component B is 24%, and active component C is 4%, solvent xylene
10%, solvent cyclohexanone 5%, emulsifying agent alkylbenzenesulfonate 7%, wetting agent APES formaldehyde condensation product sulfuric acid
Salt 4%, dispersant calcium lignosulfonate 3%, antifreezing agent glycerine 5%, thickener aluminium-magnesium silicate 0.3%, water is complemented to
100%.
Preparation method is：Active component B, C, wetting agent, dispersant, antifreezing agent and water are put into stirred tank, fully stirred
After mixing, material is pumped into sand mill and is fully ground, suspending agent is made；After active components A solvent is fully dissolved with
Emulsifying agent is well mixed, and then it is added under the conditions of high speed shear in Manufactured suspending agent, adds thickener, is carried out
High speed shear, is made suspension emulsion after the completion of shearing.
Application effect example：
1st, test method
Reference《NY/T 1155.3-2006 farm-chemical indoor determination test rule herbicide third portions：Determination of activity is tried
Test soil spray-on process》Carry out.
Experiment is located under greenhouse experiment and carried out.Choose several generations in grassy weed, broad leaved weed and sedge weed
Table weeds Amaranthus retroflexus, bromegrass, Triticum tauschii, chufa, chickweed, lady's-grass, artemisiifolia are for examination weeds.Chufa is perennial miscellaneous
Grass, underground rhizome breeding is taken from field, and remaining several weeds is annual grassy weeds, from field collection weed seed breeding.
Experiment soil is quantitatively filled at the 4/5 of basin alms bowl.Choose full, the uniform, Amaranthus retroflexus that has no mechanical damage, bromegrass,
Triticum tauschii, chickweed, lady's-grass or artemisiifolia seed, are soaked after 24h with clear water, by its uniform broadcasting in equipped with soil, a diameter of 30cm
Round plastic nutritive cube surface, broadcast 30~40, earthing 1.0cm per basin.Perennial weeds chufa takes underground from field
Rhizome (long-rhizome such as 3cm), 10 sections are planted per basin.With the bottom infiltrating irrigation mode moisturizing of basin alms bowl, soil is set to moisten completely to saturation shape
State.Sow the decoction prepared progress soil spraying after 24h.Then move into culture in controllable heliogreenhouse.Often processing sets 4
Secondary repetition, every time repeat 5 basins, using without chemicals treatment as blank control.
21d after chemicals treatment, using absolute value (number is surveyed) investigation method investigation records activity of weeding, with weighing each processing weeds
Upper part fresh weight, calculates actual preventive effect, and act synergistically according to the evaluation of Colby methods.Referring to COLBY, S.R.：" calculate herbicide
The collaboration of combination and Antagonistic reaction ", Weeds 15, p.20~22,1967：
According to survey data, the actual preventive effect of each processing is calculated by formula (1), unit is percentage (%), result of calculation
Retain 2 significant digits.
In formula：
E-actual preventive effect；
C-control weeds aerial part fresh weight；
T-processing weeds aerial part fresh weight.
Colby methods：Theoretical preventive effect (it is expected that preventive effect) E of Mixed Pharmacy0(2) formula is calculated：
In formula：
Actual preventive effect when the consumption of X-herbicide 1 is P；
Actual preventive effect when the consumption of Y-herbicide 2 is Q；
Actual preventive effect when the consumption of Z-herbicide 3 is R；
E0The consumption of-herbicide 1 is that the consumption of P+ herbicides 2 is theoretical preventive effect when the consumption of Q+ herbicides 3 is R, i.e. mixture is removed
The expection preventive effect of careless agent；
E-herbicide 1,2 and 3 presses actual preventive effect during different ratio mixture；
As E ＞ E0When, should if that is, the actual preventive effect of Mixed Pharmacy exceedes the theoretical preventive effect (it is expected that preventive effect) calculated
Combination just has super superposition, that is, acts synergistically.
2nd, result of the test
Result of the test refers to table 1~7, it is seen then that active components A (flufenacet), active component B (flucarbazone) and activity
After composition C (amicarbazone) medicament mixture, actual preventive effect is all higher than theoretical preventive effect (it is expected that preventive effect), illustrates active components A, work
Property composition B and active component C mixtures there is synergy.
The synergy effect of the flufenacet of table 1, flucarbazone and amicarbazone mixture to Amaranthus retroflexus
The synergy effect of the flufenacet of table 2, flucarbazone and amicarbazone mixture to bromegrass
The synergy effect of the flufenacet of table 3, flucarbazone and amicarbazone mixture to Triticum tauschii
The synergy effect of the flufenacet of table 4, flucarbazone and amicarbazone mixture to chufa
The synergy effect of the flufenacet of table 5, flucarbazone and amicarbazone mixture to chickweed
The synergy effect of the flufenacet of table 6, flucarbazone and amicarbazone mixture to lady's-grass
The synergy effect of the flufenacet of table 7, flucarbazone and amicarbazone mixture to artemisiifolia
Claims (4)
1. a kind of herbicidal composition, it is characterised in that including active components A, B and C.
2. herbicidal composition as claimed in claim 1, it is characterised in that described active components A is flufenacet, B is
Flucarbazone, C is amicarbazone.
3. herbicidal composition as claimed in claim 1 or 2, it is characterised in that in addition to active components A, B and C, in addition to
The auxiliary agent that can be used in Pesticide formulation.
4. the herbicidal composition as described in claim 1,2 or 3, it is characterised in that be applied to the unwanted plant of preventing and treating
Thing.
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| CN107960422A (en) * | 2017-12-06 | 2018-04-27 | 江苏省农业科学院 | A kind of herbicide decrement control careless method of dispenser prevention and control Wheat after rice time of infertility crop smothering |
| CN108077283A (en) * | 2017-12-22 | 2018-05-29 | 北京科发伟业农药技术中心 | Herbicidal combinations containing pinoxaden and sulphonyl grass pyrazoles |
| WO2021048188A1 (en) * | 2019-09-11 | 2021-03-18 | Bayer Aktiengesellschaft | Highly effective formulations on the basis of 2-[(2,4-dichlorphenyl)-methyl]-4,4'-dimethyl-3-isoxazolidinones and preemergence herbicides |
| CN114615891A (en) * | 2019-09-11 | 2022-06-10 | 拜耳公司 | High-potency formulations based on 2- [ (2, 4-dichlorophenyl) methyl ] -4,4' -dimethyl-3-isoxazolidone and a pre-emergent herbicide |
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Application publication date: 20171024 |