CN105494387A - Pesticide composition - Google Patents
Pesticide composition Download PDFInfo
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- CN105494387A CN105494387A CN201510947286.9A CN201510947286A CN105494387A CN 105494387 A CN105494387 A CN 105494387A CN 201510947286 A CN201510947286 A CN 201510947286A CN 105494387 A CN105494387 A CN 105494387A
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- brassin lactones
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- pyraclostrobin
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
- A01N47/24—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof containing the groups, or; Thio analogues thereof
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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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/02—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms
- A01N43/04—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom
- A01N43/22—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom rings with more than six members
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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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
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- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
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- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
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- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a pesticide composition. The pesticide composition comprises an active component A and an active component B. The active component A is brassinolide or a derivative thereof, and the active component B is selected from one of strobilurin fungicides. The weight ratio of the active component A to the active component B is (0.0001-15):(1-85), and the strobilurin fungicides are selected from picoxystrobin or pyraclostrobin. The pesticide composition can be applied to the agricultural field to prevent and resist diseases or promote plant growth, and is especially applied to rice or wheat or fruit trees to adjust crop growth or improve the disease resisting effect.
Description
Technical field
The invention belongs to agriculture plant protection field, particularly relate to a kind of composition pesticide with improvement performance, specifically relate to a kind of composition comprising brassin lactones and methoxy acrylic agricultural chemicals.
Background technology
Brassin lactones (brassinolide) is a kind of new green environment protection plant growth regulator, and it sprays process by the seed soaking of suitable concentration brassin lactones and cauline leaf.The plant growths such as vegetables, melon, fruit can be promoted, can oil recovery enhancement, improve output, beautiful in colour, blade is more abundant.The sampling time that also can make tealeaves in advance, also can make the sugary part of melon and fruit higher, and individuality is larger, and output is higher, more storage endurance, and be all harmless to people and animals, normal using dosage is very safe and effective.Nature brown cotton can be widely used in and be applied to various economic crops, and energy obviously oil recovery enhancement, increase sugared part and fruit weight, increase flowers gorgeous.The drought resisting of crop can also be improved, cold tolerance simultaneously, alleviate crop and suffer damage by disease and insect, poisoning, fertilizer damage, the symptom of freeze injury.
Current brassin lactones has found that there is kind more than 30, and be one or more structures similar used in combination when brassin lactones uses usually, what wherein biologically active was higher, with practical value only has a few.Its chemical structural formula is:
Pyraclostrobin (pyraclostrobin) is a kind of mitochondrial respiratory inhibitor.It suppresses mitochondrial respiratory effect by stoping electron transmission between thin race pigment b and C1, makes mitochondria can not produce and provide the energy required for cell eubolism (ATP), finally causes cell death.Pyraclostrobin has stronger suppression germ spore germination ability, has good inhibitory action to mycelial growth in blade.Its lasting period is longer, and has potential therapeutic activity.This compound in blade to blade tip or phyllopodium conduction and fumigation action more weak, but conductive activity in plant corpus is stronger.Pyraclostrobin has protective effect, therapeutic action, Uptake and translocation and resistance of rainwater washing against performance, and range of application is wider.Although pyraclostrobin all has inhibitory action to tested pathogen drug-resistant strain, but its use also now should mix with recommended dose and with other bactericide without cross resistance and now gets rid of or directly apply its mixture in bucket, and the times for spraying of strict restriction each season of growth, with the generation of delaying drug resistance and a clogs.Pyraclostrobin prevents and treats most of diseases such as Ascomycetes, Basidiomycetes, deuteromycetes, Oomycete.There is very strong inhibitory action to the growth of spore germination and leaf intramatrical mycelium, there is protection and therapeutic activity.Have permeability and local systemic activity, the lasting period is long, resistance of rainwater washing against.Be widely used in preventing and treating the disease on wheat, paddy rice, peanut, grape, vegetables, potato, banana, lemon, coffee, fruit tree, walnut, tea tree, tobacco and ornamental plants, lawn and other field crops.
ZEN 90160 (Picoxystrobin) is mainly used in the foliage disease of control wheat class as leaf blight, leaf rust, glume blight, brown spot, powdery mildew etc., compared with other methoxy acrylic bactericides existing, there is stronger result for the treatment of to wheat leaf blessing disease, net blotch and moire disease.ZEN 90160 belongs to interior absorption wide-spectrum bactericide; root out, protect, permeate and systemic action; medicament enters in germ cell; combine with the Q0 site of cytochrome b on mitochondria; block the electron transmission between cytochrome b and cytochrome c 1; thus suppress mitochondrial respiration, destroy the energy synthesis of germ.Owing to lacking energy supply, the formation of germ spore germination, mycelial growth and spore is all suppressed.
Actual agricultural chemicals experience shows, repeat and single-mindedly use a kind of reactive compound and will cause the fast selective of fungal bacterial strain under many circumstances to prevent and treat harmful fungoid, optionally dangerous for reducing refractory fungal bacterial strain, usually use the mixture of different activities compound to prevent and treat harmful fungoid at present.By the reactive compound with the different mechanism of action is combined, delaying drug resistance can produce, reduce amount of application, reduce cost accounting.
Summary of the invention
The object of this invention is to provide a kind of composition pesticide with synergistic effect, to improve sterilization control efficiency, delaying drug resistance produces, and can adjust plant growth simultaneously, improves crop yield.
Another object of the present invention is to provide and comprises the application at agriculture field control corps diseases of two kinds of effective constituents A and B bactericidal composition.
Object of the present invention can be reached by following measures:
A kind of composition pesticide, said composition comprises A and B two kinds of active components, wherein active component A is brassin lactones or derivatives thereof, active component B is the one in methoxy acrylic bactericide, described methoxy acrylic bactericide is selected from pyraclostrobin or ZEN 90160, and the weight ratio between A and B two component is 0.0001 ~ 15:1 ~ 85.In a kind of scheme, the weight ratio between A and B two component is 0.0001 ~ 10:1 ~ 80.In the preferred scheme of one, the weight ratio between A and B two component can at random adjust in following ranges: 0.0002 ~ 10:1 ~ 80,0.0002 ~ 5:1 ~ 80,0.0002 ~ 1:1 ~ 80,0.0002 ~ 10:1 ~ 70,0.0002 ~ 10:1 ~ 60,0.0002 ~ 10:1 ~ 50,0.0002 ~ 10:1 ~ 40,0.0002 ~ 10:1 ~ 30,0.0002 ~ 10:1 ~ 20,0.0002 ~ 10:1 ~ 10,0.0002 ~ 10:1 ~ 5.0.00002 ~ 1:1 etc.
In another kind of preferred version, the weight ratio between A and B two component at random can carry out adjustment 0.000001 ~ 1:1,0.000005 ~ 1:1,0.00001 ~ 1:1,0.00002 ~ 1:1,0.00005 ~ 1:1,0.0001 ~ 1:1 etc. in following ranges.
Further promote for making composition effect of the present invention, weight ratio most preferably 0.0001 ~ 10:2 ~ 75 of tongue element lactone or derivatives thereof and ZEN 90160, weight ratio most preferably 0.0001 ~ 8:2 ~ 70 of its derivative of active component brassin lactones and pyraclostrobin.
Brassin lactones of the present invention can adopt natural brassin lactones extract, or the brassin lactones of chemosynthesis.
Brassin lactones of the present invention is the similar mixture of one or more brassin lactones structure, adopt conventional kind, as independent in BR1, BR2, BR3, BR4, BR5 and BR6 etc. or mix composition, these are all brassin lactones kinds common in existing field.
In the present invention, the derivative of brassin lactones can for brassin lactones structural formula being made the novel substance that simple base group modification derives, as propionylbrassinolide, 24-show brassin lactones, 22,23,24-shows brassin lactones, 28-shows high brassin lactones, 28-height brassin lactones and 14-hydroxyl brassin element sterol.
Inventor is found by test, and composition of the present invention is obvious for preventing and treating controlling fungal diseases of crop synergy, the more important thing is both composite growths that better can regulate crop, promotes the health benefit of crop, improve the output of crop.
The invention provides the bactericidal composition that comprises component A (brassin lactones or derivatives thereof) and B component (one of ZEN 90160 or the pyraclostrobin) purposes in agriculture field control corps diseases, particularly in paddy rice, wheat or fruit tree, regulating crop growth improves the purposes in disease resisting effect etc.
For giving full play to advantageous effect of the present invention, composition of the present invention can also be used in combination with other agricultural chemicals (as bactericide, Insecticides (tech) & Herbicides (tech), plant growth regulator), fertilizer etc., and what these were used with it is the disclosed conventional agricultural chemicals of prior art or fertilizer.
Composition of the present invention can make by active component and insecticides adjuvant the formulation that agricultural chemicals allows.Such as, in this composition pesticide, the mass content of active component is 1.0001 ~ 85.0001%.Further, said composition forms by the active component of 1.0001 ~ 85.0001% weight portions and the auxiliary agent of 98.9999 ~ 14.9999% weight portions the formulation that agricultural chemicals allows.
Above-mentioned composition specifically can comprise insecticides adjuvant, such as, in carrier, solvent, dispersant, wetting agent, adhesive, thickener, adhesive, surfactant or fertilizer etc. one or more, can mix conventional auxiliary agent in the process used.
Suitable auxiliary agent can be solid or liquid, the material that they are normally conventional in formulation process, such as mineral matter that is natural or regeneration, solvent, dispersant, wetting agent, adhesive, thickener, adhesive or fertilizer.
The application process of the present composition comprises acrial part composition of the present invention being used for plant growth, particularly leaf portion or blade face.Seed soaking can be selected or be applied in controlling object surface.The frequency used and amount of application depend on biology and the weather life condition of pathogene.Can by the growth place of plant, as rice field, soak with the liquid preparation of composition, or composition is applied in soil in solid form, as in granular form (soil application), composition can enter (systemic action) in plant corpus by soil through plant root.
These compositions can only comprise active component and use, and also can mix together with additive (insecticides adjuvant).
Composition of the present invention can be prepared into acceptable formulation on agricultural chemicals, such as wetting powder, suspending agent, water dispersible granules, aqueous emulsion or microemulsion, missible oil, dispersibles oil-suspending agent, suspension emulsion, oil-suspending agent or encapsulated form etc.According to the character of these compositions and use the object and ambient conditions that composition will reach, can to select composition with spraying, atomizing, dust, broadcast sowing or sprinkle the method for to water etc. and so on and use.
Be applicable to encapsulated form of the present invention to comprise: microcapsule suspending agent, microcapsule suspension-suspendinagent agent, microcapsule suspension-aqueous emulsion etc., to it is characterized in that in cyst wall that (i.e. capsule-core) comprises by active ingredient brassin lactones and ZEN 90160 or pyraclostrobin mixture according to a certain percentage, both being about to, be mixed and made into microencapsulation.Microencapsulation is disperseed using certain concentration stabilize, is suspended in forms microcapsule suspending agent in the water of continuous phase.Or wherein a kind of active ingredient will be prepared into microcapsule suspending agent, another active ingredient will be prepared into emulsion, and by two kinds of compositions of preparation in mixing, stir, shake up and obtain microcapsule suspending agent-suspending agent or microcapsule suspending agent-aqueous emulsion.
Composition of the present invention can be prepared into various formulation by available known method, can by active ingredient and auxiliary agent, as solvent, solid carrier, can Homogeneous phase mixing, grinding together with surfactant when needing, and be prepared into required formulation.
Above-mentioned solvent can be selected from aromatic hydrocarbon, preferably containing 8-12 carbon atom, as the benzene of xylene mixture or replacement, and phthalate, as Dibutyl phthalate or phthalandione two sad, fat hydrocarbon, as thiacyclohexane or paraffin, alcohol and ethylene glycol and their ether and ester, as ethanol, ethylene glycol, ethylene glycol monomethyl; Ketone, as cyclohexanone, the solvent of strong polarity, as METHYLPYRROLIDONE, dimethyl sulfoxide (DMSO) or dimethyl formamide, and vegetable oil or vegetable oil, as soybean oil.
Above-mentioned solid carrier, as such as, for wetting powder and the normally natural mineral fillers dispersibling agent, talcum, kaolin, montmorillonite or atlapulgite.In order to manage the physical property of composition, also can add polymolecularity silicic acid or polymolecularity adsorpting polymerization thing carrier, such as granulated adsorptive carriers or non-adsorbed carrier, suitable granulated adsorptive carriers is porous type, as float stone, bentonite or bentonite; Suitable non-adsorbed carrier is as calcite or sand.In addition, what can use a large amount of inorganic in nature or organic nature is prefabricated into granular material as carrier, particularly dolomite.
According to the chemical property of the active ingredient in composition of the present invention, suitable surfactant is lignin sulfonic acid, naphthalene sulfonic acids, phenolsulfonic acid, alkali salt or amine salt, alkylaryl sulfonates, alkyl sulfate, alkylsulfonate, aliphatic alcohol sulfate, fatty acid and sulphated fatty alcohol glycol ether, also has the condensation product of sulfonated naphthalene and naphthalene derivatives and formaldehyde, the condensation product of naphthalene or naphthalene sulfonic acids and phenol and formaldehyde, NONIN HS 240, ethoxylated isooctyl-phenol, octyl phenol, nonyl phenol, alkylaryl polyglycol ether, tributyl benzene polyglycol ether, three stearyl phenyl polyglycol ethers, alkyl aryl polyether alcohol, ethoxylated castor oil, polyoxyethylene alkyl ether, ethylene oxide condensation product, ethoxylation polyoxypropylene, lauric acid polyglycol ether acetal, sorbitol ester, lignin sulfite waste liquor and methylcellulose.
In composition of the present invention, two kinds of active ingredients show as synergistic effect, and the specific activity of said composition uses the activity expection summation of individualized compound, and the independent activity of individualized compound is more remarkable.Synergistic effect show as allow amount of application to reduce, wider antifungal controls spectrum, instant effect, more lasting control efficiency, by only once or minority use better control plant pest fungi and broaden the possible administration interval time several times.These characteristics are that plant epiphyte controls special needs in practice process.
Composition pesticide of the present invention can be applicable to agriculture field disease resistance or Promoting plant growth aspect, is particularly applied in paddy rice, wheat or fruit tree aspect regulating crop growth or improves disease resisting effect aspect.
Other feature main manifestations shown of bactericidal composition of the present invention is: 1, composition mixture of the present invention has obvious synergistic effect; 2, two single dose chemical constitutions due to this composition are widely different, and the mechanism of action is completely different, there is not cross resistance, can delay two single doses and be used alone produced resistance problem; 3, composition of the present invention can good regulating crop growth, improves disease-resistant resistance, promotes crop health benefit, improve crop yield.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
In all formulas of following examples, percentage is all weight percentage.The processing technology of the various preparation of the present composition is prior art, can change to some extent according to different situations.
One, formulation prepares embodiment
(1) processing of water dispersible granules and embodiment
By the one of active component brassin lactones and ZEN 90160, pyraclostrobin, mix in the ratio of filling a prescription with auxiliary agent and filler, become wetting powder through air-flow crushing, then add a certain amount of water mixing extruder grain, obtained water dispersible granules product after drying screening.
Embodiment 1:80.06% brassin lactones ZEN 90160 water dispersible granules
Brassin lactones 0.06%, ZEN 90160 80%, Negel 1.3%, ammonium sulfate 2%, dodecyl sodium sulfate 1%, precipitated calcium carbonate complements to 100%.
Embodiment 2:40.005% brassin lactones ZEN 90160 water dispersible granules
Brassin lactones 0.005%, ZEN 90160 40%, sodium lignin sulfonate 6%, lauryl sodium sulfate 3%, methyl naphthalene sulfonate formaldehyde condensate 4%, diatomite complements to 100%.
Embodiment 3:87% propionylbrassinolide ZEN 90160 water dispersible granules
Propionylbrassinolide 12%, ZEN 90160 75%, xanthans 1%, dodecyl sodium sulfate 3%, sodium lignin sulfonate 4%, sodium carboxymethyl starch 2%, attapulgite complements to 100%.
Embodiment 4:40.0005% brassin lactones pyraclostrobin water dispersible granule
Brassin lactones 0.0005%, pyraclostrobin 40%, ammonium sulfate 1%, sodium alginate 4%, organic silicone 2%, methyl naphthalene sulfonate formaldehyde condensate 3%, bentonite complements to 100%.
Embodiment 5:85% brassin lactones pyraclostrobin water dispersible granule
Brassin lactones 15%, pyraclostrobin 70%, ammonium sulfate 6%, Negel 3%, dodecyl sodium sulfate 4%, precipitated calcium carbonate complements to 100%.
Embodiment 6:80.05% propionylbrassinolide pyraclostrobin water dispersible granule
Propionylbrassinolide 0.05%, pyraclostrobin 80%, sodium lignin sulfonate 3%, lauryl sodium sulfate 3%, methyl naphthalene sulfonate formaldehyde condensate 5%, diatomite complements to 100%.
(2) processing of suspending agent and embodiment
By active component brassin lactones and ZEN 90160 or pyraclostrobin, mix in the ratio of filling a prescription with each components such as dispersant, wetting agent, thickener and water, after sand milling and/or high speed shear, obtain semi-finished product, add water after analysis and mix filtration and get product.
Embodiment 7:15.02% propionylbrassinolide ZEN 90160 suspending agent
Propionylbrassinolide 0.02%, ZEN 90160 15%, xanthans 4%, bentonite 6%, Magnesiumaluminumsilicate 3%, ethylene glycol 3%, sodium lignin sulfonate 8%, water complements to 100%.
Embodiment 8:51% brassin lactones ZEN 90160 suspending agent
Brassin lactones 1%, ZEN 90160 50%, bentonite 5%, glycerine 2%, methyl naphthalene sulfonate formaldehyde condensate 6%, water complements to 100%.
Embodiment 9:5.03% brassin lactones pyraclostrobin suspending agent
Brassin lactones 0.03%, pyraclostrobin 5%, white carbon 4%, glycerine 7%, Sodium Benzoate 2%, aliphatic alcohol polyoxyvinethene phosphate 7%, water complements to 100%.
Embodiment 10:55.5% brassin lactones pyraclostrobin suspending agent
Brassin lactones 0.5%, pyraclostrobin 55%, white carbon 5%, ethylene glycol 3%, sodium lignin sulfonate 7%, xanthans 2%, water complements to 100%.
(3) processing of microcapsules and embodiment
By active ingredient brassin lactones and ZEN 90160 or pyraclostrobin mixture according to a certain percentage, be about to both and be mixed and made into microencapsulation.Microencapsulation is disperseed using certain concentration stabilize, is suspended in forms microcapsule suspending agent in the water of continuous phase.Or wherein a kind of active ingredient will be prepared into microcapsule suspending agent, another active ingredient will be prepared into emulsion, and by two kinds of compositions of preparation in mixing, stir, shake up and obtain microcapsule suspending agent-suspending agent or microcapsule suspending agent-aqueous emulsion.
Embodiment 11:3.0002% propionylbrassinolide ZEN 90160 microcapsule suspending agent
Propionylbrassinolide 0.0002%, ZEN 90160 3%, rosinweed oil 12%, glyceride lactate 3%, emulsifier polyoxyethylene castor oil 4%, stabilizing agent triphenyl phosphite 3.5%, toluene di-isocyanate(TDI) 15%, acrylic acid and acrylic ester copolymers 5%, dipropylene glycol 3%, preservative sodium benzoate 1%, thickener xanthans 2.1%, water complements to 100%.
Embodiment 12:15.005% brassin lactones ZEN 90160 microcapsule suspension-suspendinagent agent
Brassin lactones 0.005%, ZEN 90160 15%, methyl esters cocoa butter 15%, polyoxyethylene monopalmitate 3%, BHT3%, attractant amino acid 2%, lignosulfonates 4%, glycerine 5%, KF88 2%, poly (vinyl acetate) emulsions 4%, xanthans 2%, water complements to 100%.
Embodiment 13:2.0003% propionylbrassinolide pyraclostrobin microcapsule suspending agent
Propionylbrassinolide 0.0003%, pyraclostrobin 2%, rosinweed oil 11%, attractant fatty glyceride 4%, polyoxyethylene laurel ether 5%, ethylene glycol 2.5%, stabilizing agent potassium dihydrogen phosphate 2%, encystation performed polymer formaldehyde-urea performed polymer 18%, carragheen 0.5%, sodium lignin sulfonate 4%, preservative sodium benzoate 1%, water complements to 100%.
Embodiment 14:35.02% brassin lactones pyraclostrobin microcapsule suspension-suspendinagent agent
Brassin lactones 0.02%, pyraclostrobin 35%, gelatin 15%, ethanol 4%, triethylamine 2%, ethylenediamine 5%, naphthalenesulfonate formaldehyde condensation compound 4%, water complements to 100%.
Two, drug effect demonstration test
(1) Assays Example
1, brassin lactones and pyraclostrobin is composite regulates synthesis measuring to test to corn growth
Brassin lactones and pyraclostrobin acetone are diluted according to finite concentration, cauline leaf spraying is carried out to crop, in each concentration of field test on the impact of plant growth, comprise the plant height to crop, strain footpath, root length, disease-resistant situation, fruit quality, and output condition etc. carries out overall merit.
Plant height control rate=(plant height after clear water contrast plant height-process)/clear water contrast plant height * 100%
Stem footpath increase rate=(the plants stems footpath after the footpath-process of clear water adjoining tree stem)/clear water adjoining tree stem footpath * 100%
The disease index * 100% of preventive effect=(disease index after the disease index-process of clear water contrast)/clear water contrast
The seed thousand kernel weight * 100% of seed thousand kernel weight increase rate=(the seed thousand kernel weight after the seed thousand kernel weight-process of clear water contrast)/clear water contrast
The per mu yield * 100% of per mu yield increase rate=(per mu yield after the per mu yield-process of clear water contrast)/clear water contrast
Table 1. brassin lactones and pyraclostrobin is composite regulates synthesis measuring summary sheet to corn growth
Note: in form, " pyrrole " is the abbreviation of " pyraclostrobin ", " ruing " is " brassin lactones " abbreviation.Dispenser period: typhon mouth initial stage, this in stage milpa start the corn northern leaf blight occurs.Spraying times: 2 times, 7 days intervals of dispenser; Insecticide-applying way: cauline leaf is sprayed; Investigation period: the male initial stage taken out by corn; In this test, the indexs such as plant height, stem footpath, disease index, seed thousand kernel weight are the mean value of each process.
Inventor finds by experiment, there is between brassin lactones and pyraclostrobin collaborative castering action very well, pyraclostrobin and brassin lactones mixture are under different ratio, relative pyraclostrobin, brassin lactones single dose, and clear water contrast are obvious to the growth regulating effect of corn, be mainly manifested in: 1, can the prosperous excessive growth of control of effective adjusting corn, namely reduce corn plant height and fringe position, active balance is nourished and grown and the relation of reproductive growth, prevents lodging; 2, effectively can increase the strain footpath of corn, promote the upper and lower nutrition conducting power of plant, and by promoting strain footpath, the lodging resistance of corn can be improved; 3, pyraclostrobin has fine Uptake and translocation effect, to the corn northern leaf blight, there is good prevention effect, and brassin lactones belongs to the inherent somatotropin of plant, the disease-resistant anti-adversity ability of crop can be strengthened, jointly use between brassin lactones and pyraclostrobin and there is good synergy, as can be seen from upper table analysis, acting synergistically between pyraclostrobin with brassin lactones contrasts relative to single dose and clear water the preventive effect of the corn northern leaf blight, has fine preventive effect; 4, due to corn growth pyraclostrobin in early stage and the synergy of brassin lactones, facilitate milpa nutrition conduction, disease-resistant degeneration-resistant, in the corn maturing stage, have significant castering action to the thousand kernel weight of corn and unit per mu yield, per mu yield increase rate is up to 17.22%.
2, brassin lactones and ZEN 90160 is composite regulates synthesis measuring to test to grape growth
Brassin lactones and ZEN 90160 acetone are diluted according to finite concentration, within 12 days, twice spraying is carried out after within 10 days before grape is bloomed, spending with grape Sheng respectively, in each proportioning of field test on the impact of plant growth, comprise fruit-setting rate, disease-resistant situation, fruit 100-grain weight, and output condition etc. carries out overall merit.
Percentage of fertile fruit, by the number of flowers of each grapevine seedling of mark, calculates setting quantity.
Percentage of fertile fruit=fruit grain number/number of flowers * 100%
Fringe grain increase rate=(the grain number per spike amount of clear water contrast grain number per spike amount-chemicals treatment)/clear water contrast grain number per spike amount * 100%
Ear weight dose rate=(the 100-grain weight amount of clear water contrast 100-grain weight amount-chemicals treatment)/clear water contrast 100-grain weight amount * 100%
The disease index * 100% of prevention of damage by disease control rate=(clear water contrast disease index-process sequela index)/clear water contrast
The Weight Per Ear * 100% of units increased in production=(Weight Per Ear of the Weight Per Ear-clear water contrast of chemicals treatment)/chemicals treatment
Table 2 brassin lactones and ZEN 90160 is composite regulates synthesis measuring summary sheet to grape growth
Show from upper table analysis of experimental data, 1, brassin lactones and the composite percentage of fertile fruit to grape of ZEN 90160 have significant castering action; 2, due to the lifting of percentage of fertile fruit, the grain number per spike of grape late growing stage also has corresponding castering action; 3, because brassin lactones belongs to the inherent hormone of plant, and ZEN 90160 also has certain regulating action to the growth of grape, grape leave can be made more abundant after both mixtures, strengthen photosynthesis, promote the conduction of the inherent nutrition of grape, improve sugar and the moisture of grape, therefore have significant castering action to the seed of grape, the corresponding raising of kernel weight, thus significantly improve the specific yield of grape; 4, the synergy of brassin lactones and ZEN 90160, can to the significant prophylactic treatment effect as downy mildew has of some Major Diseases of grape.
(2) field efficacy demonstration test
(1) brassin lactones and pyraclostrobin mixture are to the field complex experiment dispenser period of wheat crop growth regulation and disease-resistant yield-increasing: at the wheat grain filling initial stage, the wheat middle and later periods is the disease such as wheat rust, bacterial stripe occurrent time just.Spraying times: 1 time.Example of formulations of the present invention is utilized to spray, three repetitions, results averaged.
Table 4 brassin lactones and pyraclostrobin mixture are to the field Comprehensive Experiment of wheat growth regulation
From the display of table 4 experimental data, product of the present invention was used in the wheat poplar bloassom phase, effectively can regulate the healthy growth of wheat.1, can wheat plant be downgraded, effectively control the prosperous excessive growth of wheat control, prevent Wheat lodging; 2, the spike length of wheat can be promoted, improve grain number per spike; 3, the weight of wheat seed can be significantly improved; 4, pyraclostrobin has absorption preferably to wheat, have certain protective effect, and brassin lactones has certain disease-resistant anti-adversity ability to wheat growth, has certain synergistic function after both mixtures to wheat growth prevention fungal disease; 5, the specific yield of composition of the present invention to wheat has significant castering action.
(2) brassin lactones and ZEN 90160 mixture are to the field complex experiment of rice crop growth regulation and disease-resistant yield-increasing
Dispenser period: paddy rice neat fringe latter stage.Investigation paddy rice mature spike number (every fringe has more than 5 examples explain to be effective fringe), every total grain panicle number, Defined daily doses, ripening rate, unit per mu yield, calculate rate of growth, carry out statistical analysis.
Table 5 brassin lactones and ZEN 90160 mixture are to the field Comprehensive Experiment of paddy rice growth regulation
Result of the test shows, uses formulation products of the present invention latter stage at paddy rice neat fringe, effectively can regulate the healthy growth of paddy rice.1, can rice plant be downgraded, effectively control the prosperous excessive growth of paddy rice control, prevent Wheat lodging; 2, the mature spike number of paddy rice can be promoted, improve the ripening rate of paddy rice; 4, pyraclostrobin to paddy rice have certain in absorption, to fungal diseases such as rice sheath blight diseases, there is certain protective effect, and brassin lactones has certain disease-resistant anti-adversity ability to paddy growth, after both mixtures, there is significant synergistic function; 5, the specific yield of composition of the present invention to paddy rice has significant castering action.
Claims (10)
1. a composition pesticide, it is characterized in that described composition comprises A and B two kinds of active components, wherein active component A is brassin lactones or derivatives thereof, active component B is the one be selected from methoxy acrylic bactericide, weight ratio between A and B two component is 0.0001 ~ 15:1 ~ 85, and described methoxy acrylic bactericide is selected from ZEN 90160 or pyraclostrobin.
2. composition pesticide according to claim 1, is characterized in that the weight ratio of active component A and active component B is 0.0001 ~ 10:1 ~ 80.
3. composition pesticide according to claim 2, it is characterized in that the weight ratio of active component brassin lactones or derivatives thereof and ZEN 90160 is 0.0002 ~ 10:2 ~ 75, the weight ratio of active component brassin lactones or derivatives thereof and pyraclostrobin is 0.0002 ~ 8:2 ~ 70.
4. composition pesticide according to claim 1, is characterized in that the weight ratio of active component A and active component B is 0.00002 ~ 1:1.
5. composition pesticide according to claim 1, is characterized in that described brassin lactones derivative is selected from propionylbrassinolide.
6., according to the composition pesticide in Claims 1 to 5 described in any one, it is characterized in that said composition is made up the formulation that agricultural chemicals allows of active component and auxiliary agent.
7. composition pesticide according to claim 6, is characterized in that the mass content of active component in this composition pesticide is 1.0001 ~ 85.0001%.
8. composition pesticide according to claim 6, is characterized in that described formulation is water dispersible granules, suspending agent or encapsulated form.
9. composition pesticide according to claim 6, is characterized in that one or more that described auxiliary agent is selected from carrier, solvent, dispersant, wetting agent, adhesive, thickener, adhesive, surfactant or fertilizer.
10. the composition pesticide in Claims 1 to 5 described in any one in the purposes of agriculture field disease resistance or Promoting plant growth, particularly regulating crop growth or the purposes that improves in disease resisting effect in paddy rice, wheat or fruit tree.
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| CN106962382A (en) * | 2016-08-22 | 2017-07-21 | 江苏辉丰农化股份有限公司 | A kind of composition pesticide |
| CN108552179A (en) * | 2018-06-01 | 2018-09-21 | 刘书静 | A kind of anti-drift pesticide synergistic composition, preparation method and application |
| CN109997855A (en) * | 2019-04-30 | 2019-07-12 | 江西鑫邦科技有限责任公司 | A kind of suspension seed-coating agent for preventing and treating smut of maize |
| CN110041120A (en) * | 2019-03-28 | 2019-07-23 | 河南农业大学 | Wheat resistance and high-yielding nutrient solution and its application |
| CN110256147A (en) * | 2019-06-26 | 2019-09-20 | 轩凯生物科技(滁州)有限公司 | A kind of combined growth regulator containing gamma-polyglutamic acid |
| CN112715553A (en) * | 2021-03-10 | 2021-04-30 | 江西华威科技有限公司 | 28-high brassinolide and pyraclostrobin mixed composition and application thereof |
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| CN114287433A (en) * | 2021-12-30 | 2022-04-08 | 上海绿泽生物科技有限责任公司 | Yield-increasing composition containing yield-increasing additive and application thereof |
| WO2022127113A1 (en) * | 2020-12-17 | 2022-06-23 | 多农多收技术研究(江苏)有限公司 | Yield increasing composition, yield increasing agent and use thereof |
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| CN112715553A (en) * | 2021-03-10 | 2021-04-30 | 江西华威科技有限公司 | 28-high brassinolide and pyraclostrobin mixed composition and application thereof |
| CN114916549A (en) * | 2021-07-30 | 2022-08-19 | 山东仕邦农化有限公司 | Plant growth regulating composition, preparation and application thereof |
| CN114916549B (en) * | 2021-07-30 | 2024-04-19 | 山东仕邦农化有限公司 | Plant growth regulating composition, preparation and application thereof |
| CN114271278A (en) * | 2021-12-30 | 2022-04-05 | 上海绿泽生物科技有限责任公司 | Yield-increasing pesticide composition and application thereof |
| CN114287433A (en) * | 2021-12-30 | 2022-04-08 | 上海绿泽生物科技有限责任公司 | Yield-increasing composition containing yield-increasing additive and application thereof |
| CN114271278B (en) * | 2021-12-30 | 2023-09-08 | 上海绿泽生物科技有限责任公司 | Pesticide composition for increasing yield and application thereof |
| CN114287433B (en) * | 2021-12-30 | 2023-09-15 | 上海绿泽生物科技有限责任公司 | Yield increasing composition containing yield increasing auxiliary agent and application thereof |
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