CN107410313A - A kind of Herbicidal combinations containing cyhalofop-butyl - Google Patents

A kind of Herbicidal combinations containing cyhalofop-butyl Download PDF

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Publication number
CN107410313A
CN107410313A CN201710434362.5A CN201710434362A CN107410313A CN 107410313 A CN107410313 A CN 107410313A CN 201710434362 A CN201710434362 A CN 201710434362A CN 107410313 A CN107410313 A CN 107410313A
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Prior art keywords
butyl
cyhalofop
agent
preventive effect
herbicide
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不公告发明人
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Beijing Agricultural Science And Technology Center
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Beijing Agricultural Science And Technology Center
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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
    • A01N39/00—Biocides, pest repellants or attractants, or plant growth regulators containing aryloxy- or arylthio-aliphatic or cycloaliphatic compounds, containing the group or, e.g. phenoxyethylamine, phenylthio-acetonitrile, phenoxyacetone
    • A01N39/02—Aryloxy-carboxylic acids; Derivatives thereof
    • A01N39/04—Aryloxy-acetic acids; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
    • A01N43/60—1,4-Diazines; Hydrogenated 1,4-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
    • A01N43/84—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 six-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,4
    • 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

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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 cyhalofop-butyl, it is characterized in that including active components A and B, wherein, A is cyhalofop-butyl, B is one or more kinds of combinations in triaziflam, fenquinotrione, cyclopyrimorate, also include the auxiliary agent that can be used in Pesticide formulation, conventional pesticidal preparations are made, and applied to the unwanted plant of preventing and treating.

Description

A kind of Herbicidal combinations containing cyhalofop-butyl
Technical field
The invention belongs to pesticides application technical field, is related to a kind of composition pesticide, specifically a kind of grass of fluorine containing cyanogen The Herbicidal combinations of ester, applied to preventing and kill off unwanted plant.
Background technology
In agricultural production process, it is not necessary to plant (weeds) serious, the target crop such as damage to crops, forest life occurs It is long, and influence undesirable vegetation plot (such as bare place, railway, highway, forest fire protection road, industrial sites, threshing ground) 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 to expand, prevents and treats spectrum, enhancing preventive effect, delays the advantages such as herbicide resistance, in life Turn into most popular application form in production practice.Especially there is the herbicide of synergy, between each active principle of herbicide Interaction, make combination aging fruit better than the theoretical summation that effect is used alone, thus the work(of thing half can be played in actual use Effect again, is more welcome by user.
Cyhalofop-butyl (cyhalofop-butyl) is the selective herbicide of overseas enterprise's exploitation, and category aliphatic acid synthesis presses down Preparation.It is mainly used in the grassy weed such as after seedling cauline leaf process, preventing and treating rice field moleplant seed, barnyard grass.CAS accession number be 122008- 85–9.Its structural formula is as follows：
Triaziflam (triaziflam), fenquinotrione, cyclopyrimorate are also overseas enterprise's exploitation Several novel broad spectrum weeding agent, there is good preventive effect to various crop weeds.
The present invention has found by the research of substantial amounts of formulation screening test, when cyhalofop-butyl and triaziflam, When one or more kinds of medicaments in fenquinotrione, cyclopyrimorate are combined, show astonishing Herbicidal effect, that is, show good synergy, actual herbicidal effect is substantially better than the theoretical summation of exclusive use, in life There is very extensive application prospect in production.
The content of the invention
The present invention relates to synergistic herbicidal compositions, including active components A and B, described active components A is cyhalofop-butyl (cyhalofop-butyl), described active component B is triaziflam, fenquinotrione, cyclopyrimorate In one or more kinds of combinations.In addition, also include the auxiliary agent that can be used in Pesticide formulation.
The composition can be especially good effect be used to prevent and treat 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., especially suitable for preventing and kill off the weeds in rice terrace, or for bare place, railway, highway, forest fire protection road, industrial field Weeds in the undesirable vegetation growth plot such as ground, 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：
The broad leaved weed of including but not limited to following category：Monochoria, Sagittaria, Waterplantain, water leaf spp, Trentepohlia, Potamogeton, Polygonum, indian rorippa herb category, section section Lepidium, Vandellia, Bidens, sphenoclea, the careless category of horsefly eye, Eclipta prostrata category, delphinium Category, Gratiola, ludwigia, Oenanthe, Ranunculus, damp chilly category, Elatine ambigua；The grassy weed of following category：Barnyard grass Category, Sprangletop, Panicum, Poa L., Brachiaria, knotgrass, setaria；The sedge weed of following category：Nutgrass flatsedge Category, Eleocharis, Scirpus, genus fimbristylis.
In order to solve the above-mentioned technical problem, the present invention, which adopts the following technical scheme that, is achieved：
The present composition component A and B can be with arbitrary proportion mixtures, and a kind of usual active component content is higher than rest activity Composition, preferably mixing ratio are 100：1 to 1：100 or 50：1 to 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, such as missible oil, wettable powder, water dispersible granules, suspending agent, aqueous emulsion, microemulsion, particle Agent, dispersible oil-suspending agent, microcapsule suspending agent, suspension emulsion etc..The active component of 0.1~95% weight is typically contained in preparation, It is preferred that 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, synergist, stabilizer, wall capsule material, pH adjusting agent, preservative etc..Also, suitably, in order to improve to spy Ordered goods tolerance, safener can be properly added；Or sometimes for crop growth is promoted, it can add in mixture composition Add conventional agriculture fertilizer, medicament-fertilizer mixture is made.These auxiliary agents are all to commonly use in pesticidal preparations or allow the composition used, have no spy Do not limit, one or more kinds of auxiliary agents may be selected and form, specific composition and dosage are according to recipe requirements by simply testing It is determined that.
The production technology of the various application forms of composition belongs to existing known technology, will not be repeated here.
The present composition can use in a variety of ways, be such as watered spraying in a usual manner and use, or directly spread fertilizer over the fields or ditch Apply, or mix pesticide-clay mixture and spread fertilizer over the fields, early stage can be used before weeds emergence or after emergence.Dosage can change in relative broad range, And the situation depending on 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 dosage of 0.001~1.5kg mixture of active principles/hectare, more excellent Selection of land, applied with the dosage of 0.01~0.5kg 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 control various weeds occurrence injuries；
3rd, mixture composition has good synergy, can reduce medicament usage amount, reduces use cost and environment is 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 1：48% missible oil
Being formulated composition is：Active components A is 8%, and active component B is 40%, emulsifying agent calcium dodecyl benzene sulfonate 6%, Emulsifying agent phenethyl phenol polyethenoxy ether 4%, solvent xylene complements to 100%.
Preparation method is：All materials are put into batching kettle, stirring and dissolving is to fully transparent, after chemical examination is qualified, transfer It is filling to storage tank.
Embodiment 2：36% suspending agent
Being formulated composition is：Active components A is 27%, and active component B is 9%, wetting agent sldium lauryl sulfate 3%, is disperseed The phenethyl phenol polyoxyethylene ether phosphate 4% of agent three, antifreeze glycol 5%, thickener xanthans 0.2%, water complements to 100%.
Preparation method is：By in active component and wetting agent, dispersant, antifreezing agent and water input stirred tank, it is sufficiently stirred Afterwards, material is pumped into sand mill and be fully ground, after the completion of grinding, be pumped into high-speed shearing machine, after adding thickener, enter Row high speed shear, suspending agent is made after the completion of shearing.
Embodiment 3：80% water dispersible granules
Being formulated composition is：Active components A is 16%, and active component B is 64%, wetting agent pull open powder 4%, dispersant alkyl Phenol polyethenoxy ether formaldehyde condensate sulfonate 6%, disintegrant ammonium sulfate 4%, adhesive carboxymethyl cellulose 0.2%, filler Diatomite complements to 100%.
Preparation method is：After all materials are well mixed, crush through airslide disintegrating mill, be well mixed again, then, add Enter a certain amount of water to mediate this mixture, extruder grain, sieved through drying, that is, obtain water dispersible granules.
Embodiment 4：12% aqueous emulsion
Being formulated composition is：Active components A is 3%, and active component B is 9%, solvent xylene 10%, emulsifying agent castor oil APEO 3%, emulsifier polyoxyethylene sorbitan fatty acid ketone 5%, antifreezing agent glycerine 4%, water complements to 100%.
Preparation method is：After active components A and B are fully dissolved with solvent, input emulsifying agent forms oil after being sufficiently stirred Phase；Antifreezing agent is added to the water dissolving, forms aqueous phase；Aqueous phase is slowly added in oil phase, sheared using high-speed shearing machine, you can Obtain aqueous emulsion.
Embodiment 5：20% microemulsion
Being formulated composition is：Active components A is 16%, and active component B is 4%, solvent xylene 10%, solvent cyclohexanone 4%, emulsifying agent disecoctylmaleate sodium sulfonate 6%, emulsifying agent APES formaldehyde condensation product 8%, prevent Freeze agent propane diols 5%, water complements to 100%.
Preparation method is：After active components A and B are fully dissolved with solvent, put into emulsifying agent and antifreezing agent be well mixed, Deionized water is eventually adding, carries out high speed shear, you can obtains microemulsion.
Embodiment 6：60% wettable powder
Being formulated composition is：Active components A is 50%, and active component B is 10%, wetting agent lauryl sodium sulfate 5%, point Powder calcium lignosulfonate 4%, filler kaolin complement to 100%.
Preparation method is：Active component and each auxiliary agent are well mixed, puts into mechanical disintegrating machine and just smash, afterwards Crushed through airslide disintegrating mill, remix uniformly, that is, wettable powder is made.
Embodiment 7：4% granule
Being formulated composition is：Active components A is 2%, and active component B is 2%, the contracting of wetting agent APES formaldehyde Compound sulfate 0.6%, dispersant polycarboxylate 1.0%, colouring agent Viride Nitens (peacock green) 0.2%, filler bentonite is supplied 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, sieved through drying, that is, obtain granule.
Embodiment 8：30% dispersible oil-suspending agent
Being formulated composition is：Active components A is 10%, and active component B is 20%, emulsifying agent aerosol-OT salt 6%, emulsifying agent calcium dodecyl benzene sulfonate 7%, dispersant EO-PO block polyethers 2%, thickener white carbon 2%, decentralized medium Corn oil complements to 100%.
Preparation method is：By in active component and emulsifying agent, dispersant and decentralized medium input stirred tank, it is sufficiently stirred 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.
Application effect example：
1st, test method
Reference《The part of NY/T 1155.4-2006 farm-chemical indoor determination test rules herbicide the 4th：Determination of activity tries Test cauline leaf spray-on process》Carry out.
Experiment, which is located under greenhouse experiment, to be carried out.Choose several generations in grassy weed, broad leaved weed and sedge weed Table weed moleplant seed, barnyard grass, Monochoria vaginalis, firefly Lin, mexicana, needle spikesedge herb are for examination weeds.Firefly Lin and needle spikesedge herb are perennial Weeds, take underground rhizome breeding from field；Remaining several weeds is annual grassy weeds, from field collection weed seed breeding.
It will be quantitatively filled at the 4/5 of basin alms bowl for examination soil, using basin alms bowl bottom infiltrating irrigation mode, soil is moistened completely to full And state.Moleplant seed, barnyard grass, Monochoria vaginalis or mexicana seed full, uniform, have no mechanical damage are chosen, by its uniform broadcasting In a diameter of 30cm round plastic nutritive cube surface, 30~40 are broadcast per basin, earthing 1.0cm.Perennial weeds firefly Lin or ox Felt takes underground rhizome (long-rhizome such as 3cm) from field, and 10 sections are planted per basin.After planting mended in a manner of the bottom infiltrating irrigation of basin alms bowl Water, soil is set to moisten completely to saturation state.When length is to 2~3 leaf phase, per 30 plants of basin final singling.When weeds were grown to 3~4 leaf phase, Decoction is sprayed with hand micro-sprayer, spouting liquid keeps ground moistening often to handle 60mL after medicine.Often processing is set 4 times Repeat, if blank control is made in the processing without medicament.After processing after decoction natural air drying, move into cellar culture in greenhouse and see Examine.
21d after chemicals treatment, investigation method investigation records activity of weeding (is counted and surveys) using absolute value, with weighing each processing weeds Upper part fresh weight, actual preventive effect is calculated, and ternary (is directed to according to Gowing methods (being directed to binary mixture herbicide) or Colby methods Mixture herbicide) evaluation synergy.Referring to COLBY, S.R.：" collaboration and the Antagonistic reaction that calculate combinations of herbicides ", 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.
Gowing methods：Theoretical preventive effect (it is expected that preventive effect) E of Mixed Pharmacy0(2) formula calculates：
In formula：
Actual preventive effect when the dosage of X-herbicide 1 is P；
Actual preventive effect when the dosage of Y-herbicide 2 is Q；
Actual preventive effect after E-herbicide 1 is mixed according to the above ratio with herbicide 2；
E0The dosage of-herbicide 1 is the expection preventive effect of the theoretical preventive effect, i.e. mixture herbicide when the dosage of P+ herbicides 2 is Q.
As E ＞ E0When, i.e., if the actual preventive effect of Mixed Pharmacy exceedes the theoretical preventive effect (it is expected that preventive effect) calculated, then should Combination just has super superposition, that is, acts synergistically.
Colby methods：Theoretical preventive effect (it is expected that preventive effect) E of Mixed Pharmacy0(3) formula calculates：
In formula：
Actual preventive effect when the dosage of X-herbicide 1 is P；
Actual preventive effect when the dosage of Y-herbicide 2 is Q；
Actual preventive effect when the dosage of Z-herbicide 3 is R；
E0The dosage of-herbicide 1 is that the dosage of P+ herbicides 2 is theoretical preventive effect when the dosage 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, i.e., if the actual preventive effect of Mixed Pharmacy exceedes the theoretical preventive effect (it is expected that preventive effect) calculated, then should Combination just has super superposition, that is, acts synergistically.
2nd, result of the test
Result of the test refers to table 1~8, it is seen then that active components A (cyhalofop-butyl) is with being selected from active component B (triazine fluorine grass Amine, fenquinotrione, cyclopyrimorate) medicament mixture after, actual preventive effect is all higher than theoretical preventive effect (it is expected that anti- Effect), illustrate that cyhalofop-butyl has synergy with the medicament mixture in active component B.
The cyhalofop-butyl of table 1 and synergy effect of the triaziflam mixture to moleplant seed
The cyhalofop-butyl of table 2 and the synergy effect of fenquinotrione mixture barnyard grasses
The cyhalofop-butyl of table 3 and synergy effect of the cyclopyrimorate mixtures to moleplant seed
The cyhalofop-butyl of table 4 and synergy effect of the fenquinotrione mixtures to Monochoria vaginalis
The cyhalofop-butyl of table 5 and synergy effect of the cyclopyrimorate mixtures to firefly Lin
The synergy effect of the cyhalofop-butyl of table 6, triaziflam and fenquinotrione mixtures to moleplant seed
The synergy effect of the cyhalofop-butyl of table 7, fenquinotrione and cyclopyrimorate mixtures to mexicana
The synergy effect of the cyhalofop-butyl of table 8, triaziflam and cyclopyrimorate mixtures to needle spikesedge herb

Claims (5)

1. a kind of herbicidal composition, it is characterised in that including active components A and B.
2. herbicidal composition as claimed in claim 1, it is characterised in that described active components A is cyhalofop-butyl.
3. herbicidal composition as claimed in claim 1, it is characterised in that described active component B be triaziflam, One or more kinds of combinations in fenquinotrione, cyclopyrimorate.
4. the herbicidal composition as described in claim 1,2 or 3, it is characterised in that in addition to active components A and B, in addition to The auxiliary agent that can be used in Pesticide formulation.
5. the herbicidal composition as described in claim 1,2,3 or 4, it is characterised in that it is unwanted to be applied to preventing and treating Plant.
CN201710434362.5A 2017-06-09 2017-06-09 A kind of Herbicidal combinations containing cyhalofop-butyl Withdrawn CN107410313A (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106414741A (en) * 2013-11-28 2017-02-15 拜耳作物科学股份公司 Use of 2-chloro-3- (methylsulfanyl) -N- (1-methyl-1H-tetrazol-5-yl) -4- (trifluoromethyl) benzamide or a salt thereof for controlling unwanted vegetation in areas of transgenic crop plants tolerant to HPPD inhibitor herbicides
CN106719706A (en) * 2017-02-16 2017-05-31 北京大农时代农药技术研究所 A kind of Herbicidal combinations of the humulone of sulphur containing furans and fenoxasulfone
CN106719679A (en) * 2017-02-16 2017-05-31 北京大农时代农药技术研究所 A kind of Herbicidal combinations of containing chlorine fluorine pyridine ester
CN106719734A (en) * 2017-02-16 2017-05-31 北京大农时代农药技术研究所 A kind of Herbicidal combinations of the humulone of sulphur containing furans and penoxsuam

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106414741A (en) * 2013-11-28 2017-02-15 拜耳作物科学股份公司 Use of 2-chloro-3- (methylsulfanyl) -N- (1-methyl-1H-tetrazol-5-yl) -4- (trifluoromethyl) benzamide or a salt thereof for controlling unwanted vegetation in areas of transgenic crop plants tolerant to HPPD inhibitor herbicides
CN106719706A (en) * 2017-02-16 2017-05-31 北京大农时代农药技术研究所 A kind of Herbicidal combinations of the humulone of sulphur containing furans and fenoxasulfone
CN106719679A (en) * 2017-02-16 2017-05-31 北京大农时代农药技术研究所 A kind of Herbicidal combinations of containing chlorine fluorine pyridine ester
CN106719734A (en) * 2017-02-16 2017-05-31 北京大农时代农药技术研究所 A kind of Herbicidal combinations of the humulone of sulphur containing furans and penoxsuam

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Application publication date: 20171201