CN106305778A - Agricultural compounded soil-borne-disease sterilization composition - Google Patents
Agricultural compounded soil-borne-disease sterilization composition Download PDFInfo
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- CN106305778A CN106305778A CN201610670676.0A CN201610670676A CN106305778A CN 106305778 A CN106305778 A CN 106305778A CN 201610670676 A CN201610670676 A CN 201610670676A CN 106305778 A CN106305778 A CN 106305778A
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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
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
- A01N59/16—Heavy metals; Compounds thereof
- A01N59/20—Copper
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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
- A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
- A01N43/56—1,2-Diazoles; Hydrogenated 1,2-diazoles
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Abstract
The invention belongs to the field of agricultural sterilization compositions, and particularly relates to an agricultural compounded soil-borne-disease sterilization composition. The effective constituents of the sterilization composition are sedaxane and cpooer oxychloride, the weight ratio of the sedaxane to the cpooer oxychloride is 1:(0.1-10), and preferably, the weight ratio of the sedaxane to the cpooer oxychloride is 1:(1-4). By means of the agricultural compounded soil-borne-disease sterilization composition, a fungicide spectrum is enlarged, the controlling effect on soil-borne disease is greatly improved, the survival rate of seedlings is increased, and labor is saved; the synergistic interaction effect is obvious, activities of all the constituents are not simply overlaid, and the pesticide effect is greatly improved; the controlling pesticide effect is high, the lasting period is long, the resistance risk is small, and the rainwater washing resistance is high; the using quantity in fields of the effective constituents is reduced, the production cost and the using cost are reduced, pesticide residues and environment pollution are reduced, and the safety of crops is good; as the agricultural compounded soil-borne-disease sterilization composition is prepared from the effective constituents with the different action mechanisms, the acting sites are increased, and generation of germ pesticide resistance can be overcome and delayed.
Description
Technical field
The invention belongs to agricultural bactericidal composition field, particularly to a kind of agricultural double-crossed soil-borne disease bactericidal composition.
Background technology
The lifting used in a large number along with change and the pesticide of cropping system, the antibacterial kind of single-activity component is agricultural
Have on bactericidal agent for preventing and treating that bactericidal range is narrow, prevention effect is poor, dispenser dosage is easily generated greatly poisoning and Drug resistance, application times
Many drawbacks such as many, weighting ring environment pollution have clearly resulted in a large amount of underproduction of crops and being significantly increased of production cost.For
The resistance pathogenic bacteria that agriculturally produces of preventing and treating, a kind of method be release new with existing cost the new component without mutual resistance, but newly
The development cost of effective ingredient high, the construction cycle is long, and does not forever all catch up with the resistance speed that pathogenic bacteria produces.Doing of other
Method such as crop structure adjustment, different pesticide rotations etc., during practical operation, it is difficult to really play obvious effect.
Fluorine azoles ring bacterium amine, belongs to pyrazole amide series bactericidal agent, english common name: Sedaxane, molecular formula: C18H24ClN3O,
Chemical name: N-[2-(1,1 '-connection cyclopropane)-2-phenyl]-3-(difluoromethyl)-1-methyl isophthalic acid hydrogen-pyrazole-4-carboxamide,
CAS:874967-67-6.Former medicine outward appearance: white powdery solids;Fusing point 121.4 DEG C;Boiling point: decompose before boiling point;Decomposition temperature:
270℃;Vapour pressure: 1.4 × 10-6Pa (25 DEG C);Dissolubility (20 DEG C): the dissolubility in water is 0.67g/L;Position in acetone
410g/L, is 500g/L in dichloromethane, is 200g/L in ethyl acetate, is 0.41g/L in normal hexane, is 110g/ in methanol
L, is 70g/L in toluene, and capryl alcohol is 20g/L.Stability: stable in acid medium is stable to light.Low toxicity, rat acute warp
Mouth LD50> 5000mg/kg, acute percutaneous LD50> 2000mg/kg.
Fluorine azoles ring bacterium amine is the class novel pyrazole acid amide fungicides that development in recent years is got up, and has protection, treatment, interior
Suction, transporting etc. act on.This antibacterial is succinate dehydrogenase (SDH) inhibitor, the tricarboxylic acid cycle of suppression fungus, blocks energy
Metabolism.Seed after treatment can absorb fluorine azoles ring bacterium amine in germination process, and is transmitted to plant by xylem
Other positions, thus play the effect of cover crop.Kind of a biography, the basidiomycetes of soil biography and ascomycetes disease can be prevented and treated, to having
Black scurf of potato that rhizoctonia and ustilagin etc. cause, wheat sharp eyespot, rice sheath blight disease, sclerotinia rot of colza, Semen Tritici aestivi dissipate
The diseases such as smut, the bunt of wheat, corn southern leaf blight have prevention and control well, therapeutic effect.Black in various crop
Fringe disease, full rot, root rot, gray mold, damping-off, banded sclerotial blight, bakanae disease, droop, sclerotiniose, poliosis, downy mildew, sudden
The Common Diseases such as disease, brown spot, powdery mildew, scab, anthrax, epidemic disease, leaf spot that fall have good preventive effect.
Cupravit, English name Cpooer Oxychloride, have another name called copper chloride hydroxide, copper oxychloride, molecular formula:
Cu4Cl2H6O6, it is a kind of Inorganic Copper protective fungicide, for the medicament that poisoning in copper agent is minimum.Former medicine is green to bluish-green
Toner powder crystal, is insoluble in water, ethanol, ether.It is dissolved in acid and ammonia.It is dissolved in diluted acid to decompose simultaneously.Cupravit is sprayed onto on crop
After can stick to plant surface and destroy rapidly pathogenic bacteria protease and make pathogenic bacteria dead, and one layer of protection can be formed at plant surface
Film, is difficult to by rain drop erosion.The technological merit of this product is that security performance is good, and curative effect is high, and non-resistant, environmental pollution is little.
Under certain damp condition, discharge soluble alkaline copper chloride ion play bactericidal action, be mainly used in preventing and treating Citrus
Peptic Ulcers is it can also be used to prevent and treat other fungal disease and part bacteriosis, as to apple scab, defoliation, brown spot, pears
Scab, the downy mildew of Fructus Vitis viniferae, powdery mildew, anthrachose of grape, the rust of jujube tree, brown spot, anthrax, sweet rotten disease, the leaf of Semen arachidis hypogaeae
Pinta, the shot hole of Citrus, anthrax, the bacterial angular leaf spot on vegetable, epidemic disease, downy mildew, vertical withered on Cotton Gossypii, vegetable
Sick, droop, Semen Tritici aestivi and the smut of Semen setariae, the fungus of Fructus Lycopersici esculenti, Rhizoma Solani tuber osi, Fructus Vitis viniferae etc., bacteriosis.
Bactericidal composition kind containing single-activity component often exists in various degree on Agriculture Field bacteria-treating
Defect, different cultivars composition compounds, and can improve the prevention effect of disease, expands bactericidal range, reduces effective ingredient
Consumption, save drug cost, reduce environmental pollution and shorten pesticide residues, be the important means of integrated control.
Summary of the invention
It is desirable to provide the agricultural double-crossed soil-borne disease that a kind of resistance risk is little, low cost, drug effect length, environmental pollution are little
Evil bactericidal composition.
The technical scheme is that
A kind of agricultural double-crossed soil-borne disease bactericidal composition, effective ingredient is fluorine azoles ring bacterium amine and Cupravit.
The weight ratio of described effective ingredient fluorine azoles ring bacterium amine and Cupravit is 1:0.1~10, preferably 1:1~4.
Above-mentioned effective ingredient fluorine azoles ring bacterium amine can be buied by various commercial channel with Cupravit.
In above-mentioned bactericidal composition, in addition to effective ingredient fluorine azoles ring bacterium amine with Cupravit, also include that Agrotechnical formulation assists into
Point.Effective ingredient fluorine azoles ring bacterium amine and the Cupravit weight percentage shared by described bactericidal composition is 1%~80%, excellent
Select 5%~80%.
Described pesticidal preparations auxiliary element includes carrier and auxiliary agent.
Described carrier is the one in water, solvent or filler, two kinds or three kinds, the preferred deionized water of water.
Described solvent is selected from DMF, Ketohexamethylene, toluene, dimethylbenzene, dimethyl sulfoxide, methanol, second
Alcohol, trimethylcyclohexanone, NOP, ethanolamine, triethanolamine, 2-aminopropane., glacial acetic acid, propanoic acid, phosphoric acid, N-first
Base ketopyrrolidine, propanol, butanol, ethylene glycol, diethylene glycol, ethylene glycol monomethyl ether, butyl ether, ethanolamine, 2-aminopropane., ethyl acetate or
The mixture of one or more compositions in acetonitrile.
Described filler is in Kaolin, kieselguhr, bentonite, attapulgite, white carbon, starch or precipitated calcium carbonate
The mixture of one or more compositions.
Described auxiliary agent at least includes a kind of surfactant, according to different use occasions and demand, also can add antifreeze
Other functional aids such as agent, thickening agent, stabilizer, disintegrating agent, defoamer.
Described surfactant one in emulsifying agent, dispersant, wetting agent or penetrating agent or four kinds.Above-mentioned surface
Activating agent is common nonionic surfactant or the single dose of anion surfactant or complex preparation.
Other functional aids described are one or five in antifreezing agent, thickening agent, stabilizer, disintegrating agent or defoamer
Kind.
Described emulsifying agent is selected from agriculture breast 500# (alkyl benzene calcium sulfonate), OP series phosphate ester (NPE phosphorus
Acid esters), 600# phosphate ester (phenyl phenol polyoxyethylene ether phosphate), styrene polyoxyethylene ether ammonium sulfate salt, alkyl biphenyl ether
Disulfonic acid magnesium salt, triethanolamine salt, agriculture breast 400# (benzyl dimethyl phenol polyoxyethyl ether), Nongru-700 # (alkylphenol formaldehyde tree
Fat polyoxyethyl ether), peaceful breast 36# (phenethyl fluosite polyoxyethyl ether), agriculture breast 1600# (phenethyl phenol polyoxyethanyl
Polypropylene-base ether), ethylene oxide-propylene oxide block copolymer, OP series (NPE), BY series (Semen Ricini
Oil polyoxyethylene ether), agriculture breast 33# (alkylaryl polyoxyethylene poly-oxygen propylene aether), Span series (sorbitol anhydride monostearate),
One or many in TWEEN Series (anhydrous sorbitol fat acid ester polyoxyethylene ether) or AEO series (fatty alcohol-polyoxyethylene ether)
Plant the mixture of composition.
Described dispersant selected from polycarboxylate, lignosulfonates, alkylphenol polyoxyethylene formaldehyde condensation products sulfate,
Alkyl benzene calcium sulfonate, naphthalene sulfonic acid-formaldehyde condensation product sodium salt, alkylphenol polyoxyethylene, aliphatic amine polyoxyethylene ether, fatty acid polyglycol
The mixture of one or more compositions in oxygen vinyl Ether or fatty acid glyceride polyoxyethylene ether.
Described wetting agent is selected from sodium lauryl sulphate, dodecylbenzene sodium sulfonate, Nekal BX, wetting and penetrating agent F, soap
The mixture of one or more compositions in angle powder, Bombyx mori L. or Fructus Sapindi Mukouossi powder.
Described penetrating agent is selected from penetrating agent JFC (fatty alcohol-polyoxyethylene ether), penetrant t (diisooctyl maleate
Sulfonate), mixture of one or more compositions in azone or organosilicon.
The mixture of the described antifreezing agent one or more compositions in ethylene glycol, propylene glycol, glycerol or carbamide.
Described thickening agent one in xanthan gum, polyvinyl alcohol, bentonite, carboxymethyl cellulose or aluminium-magnesium silicate or
The mixture of multiple composition.
Described stabilizer is selected from epoxy soybean oil, epoxychloropropane, BHT, ethyl acetate, the one of triphenyl phosphate or many
Plant the mixture of composition.
Described disintegrating agent is selected from bentonite, carbamide, ammonium sulfate, aluminum chloride, low-substituted hydroxypropyl cellulose, lactose, Fructus Citri Limoniae
The mixture of one or more compositions in acid, succinic acid or sodium bicarbonate.
Described defoamer is selected from silicone oil, silicone compound, C10~C20 saturated fat acid compounds or C8~C10 fat
The mixture of one or more compositions in fat alcohol compound.
Above-mentioned substance all can be commercially available.
The bactericidal composition of the present invention can be prepared by known methods into any one dosage form of applicable agricultural use, relatively
Good dosage form is wettable powder, microemulsion, aqueous emulsion, aqueous suspension agent, oil-suspending agent or water dispersible granules.
The present invention has significant prevention effect to farm crop fungus and bacillary soil-borne disease, such as Semen Tritici aestivi, fruit, vegetables emphatically
Dish or the antibacterial of flowers class and fungus disease have a prominent effect, especially to the root rot of Fructus Cucumidis sativi, the damping-off of Fructus Capsici and epidemic disease,
The prevention effect of the soft rot of Chinese cabbage and citrus bacterial canker disease, shot hole is preferable.
The beneficial effects of the present invention is:
1, expand fungicidal spectrum, soil-borne disease prevention effect is greatly improved, improve the survival rate of seedling, save labour force;
2, synergistic function is obvious, is not the simple superposition of each composition activity, but drug effect is greatly improved;
3, preventing and treating drug effect high, the lasting period is long, and resistance risk is little, and resistance of rainwater washing against ability is strong;
4, the field rate of effective ingredient declines, and reduces production and use cost, reduces pesticide residues and environmental pollution,
Good to crop safety;
5, being made up of the effective ingredient of different mechanism of action, action site increases, and is conducive to overcoming and delay pathogenic bacteria drug resistance
The generation of property.
Detailed description of the invention
The present invention is illustrated below in conjunction with embodiment.In embodiment, percentage ratio is all weight percentage, field efficacy
Treatment dosage is effective ingredient consumption.
1, aqueous emulsion
Preparation method: according to formula proportion by molten to effective ingredient fluorine azoles ring bacterium amine and Cupravit, emulsifying agent, solvent, cosolvent
Solution becomes oil phase, using other composition mix homogeneously such as water, antifreeze, preservative, thickening agents as aqueous phase;In a kettle. at a high speed
While shearing, oil phase is added dropwise to aqueous phase, shears a period of time, form stable oil-in-water type aqueous emulsion.
Embodiment 1:(2.2% fluorine azoles ring bacterium amine Cupravit aqueous emulsion) 1:0.1
Formula: fluorine azoles ring bacterium amine, 2%;Cupravit, 0.2%;Emulsifying agent agriculture breast NP-10,3%;Castor oil polyoxyethylene ether,
2%;Phenyl phenol polyoxyethylene ether phosphate, 2%;Ethyl acetate, 15%;Ketohexamethylene, 5%;Glacial acetic acid 5%;Antifreezing agent second two
Alcohol, 5%;Defoamer silicone compound, 0.2%;Water, surplus.
2, microemulsion
Preparation method: in Example formulations ratio, by complete to effective ingredient fluorine azoles ring bacterium amine and Cupravit solvent and cosolvent
CL, then adds other auxiliary agent, mix homogeneously, is eventually adding water, after being sufficiently stirred for, can be prepared by sterilization group of the present invention
Compound microemulsion formulation.
Embodiment 2:(3% fluorine azoles ring bacterium amine Cupravit microemulsion) 1:0.5
Formula: formula: fluorine azoles ring bacterium amine, 2%;Cupravit, 1%;Solvent selects Ketohexamethylene and glacial acetic acid, and consumption is respectively
20% and 15%;Agriculture breast 602# and agriculture breast 500# selected by emulsifying agent, and consumption is respectively 10% and 6%;Water, surplus.
Embodiment 3:(1.8% fluorine azoles ring bacterium amine Cupravit microemulsion) 1:0.8
Formula: fluorine azoles ring bacterium amine, 1%;Cupravit, 0.8%;Solvent selects Ketohexamethylene and glacial acetic acid, and consumption is respectively 10%
With 18%;Agriculture breast 602# and agriculture breast 500# selected by emulsifying agent, and consumption is respectively 12% and 6%;Water, surplus.
3, wettable powder
Preparation method: in Example formulations ratio, effective ingredient fluorine azoles ring bacterium amine and Cupravit are added in carrier, and at it
Middle addition surfactant and other functional aids, mixing, after comminution by gas stream, remix prepared wettable powder.Mainly set
Have mixer, jet mill.
Embodiment 4:(60% fluorine azoles ring bacterium amine Cupravit wettable powder) 1:1
Formula: fluorine azoles ring bacterium amine, 30%;Cupravit, 30%;Wetting agent sodium lauryl sulphate, 2%;Dispersant lignin
Sulfoacid calcium, 8%;Filler white carbon, 18%, filler Kaolin, surplus.
Embodiment 5:(60% fluorine azoles ring bacterium amine Cupravit wettable powder) 1:2
Formula: fluorine azoles ring bacterium amine, 20%;Cupravit, 40%;Wetting agent sodium lauryl sulphate, 2%;Dispersant lignin
Sulfoacid calcium, 10%;Filler white carbon, 8%, filler Kaolin, surplus.
4, oil-suspending agent
Preparation method: by formula proportion, by effective ingredient fluorine azoles ring bacterium amine and Cupravit, surfactant with other are functional
Auxiliary agent is sequentially placed in reactor, and oiling mix homogeneously, through high speed shear, wet method sand milling, last homogeneous filtration i.e. obtains product.Main
Wanting equipment is batching kettle, colloid mill or homogeneous mixer, sand mill.
Embodiment 6:(20% fluorine azoles ring bacterium amine Cupravit oil-suspending agent) 1:3
Formula: fluorine azoles ring bacterium amine, 5%;Cupravit, 15%;Emulsifying agent agriculture breast BY-125,7%;Oil dispersant polycarboxylate,
8%;Thickening agent selects organobentonite, and consumption is respectively 1.6%;Oil, surplus.
Embodiment 7:(25% fluorine azoles ring bacterium amine Cupravit oil-suspending agent) 1:4
Formula: fluorine azoles ring bacterium amine, 5%;Cupravit, 20%;Emulsifying agent agriculture breast BY-125,7%;Oil dispersant polycarboxylate,
8%;Thickening agent selects organobentonite, and consumption is respectively 1.6%;Oil, surplus.
5, aqueous suspension agent
Preparation method: by formula proportion, by effective ingredient fluorine azoles ring bacterium amine and Cupravit, surfactant with other are functional
Auxiliary agent is sequentially placed in reactor, and add water mix homogeneously, and through high speed shear, wet method sand milling, last homogeneous filtration i.e. obtains product.Main
Wanting equipment is batching kettle, colloid mill or homogeneous mixer, sand mill.
Embodiment 8:(30% fluorine azoles ring bacterium amine Cupravit aqueous suspension agent) 1:5
Formula: fluorine azoles ring bacterium amine, 5%;Cupravit, 25%;Emulsifying agent agriculture breast NP-10,2%;Dispersant polycarboxylate,
3%;Thickening agent selects xanthan gum and aluminium-magnesium silicate, and consumption is respectively 0.1% and 1.5%;Antifreeze glycol, 5%;Defoamer
Silicone compound, 0.2%;Water, surplus.
6, water dispersible granules
Preparation method: in Example formulations ratio, effective ingredient fluorine azoles ring bacterium amine and Cupravit are added in carrier, and at it
Middle addition surfactant and other functional aids, mixing, after comminution by gas stream, add 10~the water of 25%, then through mediating,
Pelletize, dry, the prepared water dispersible granules product of screening;Maybe the powder body pulverized is sprayed water in boiling granulator, pelletize, dry
Dry, screening afterwards prepares product.Capital equipment has mixer, jet mill, kneader, Squeezinggranulator, drying room or fluidisation
Bed is dried, or boiling granulator, screening machine.
Embodiment 9:(64% fluorine azoles ring bacterium amine Cupravit water dispersible granules) 1:7
Formula: fluorine azoles ring bacterium amine, 8%;Cupravit, 56%;Wetting agent dodecylbenzene sodium sulfonate, 3%;Dispersant alkylnaphthalene sulphur
Hydrochlorate formaldehyde condensation products, 8%;Filler attapulgite, surplus.
Embodiment 10:(66% fluorine azoles ring bacterium amine Cupravit water dispersible granules) 1:10
Formula: fluorine azoles ring bacterium amine, 6%;Cupravit, 60%;Wetting agent dodecylbenzene sodium sulfonate, 3%;Dispersant alkylnaphthalene sulphur
Hydrochlorate formaldehyde condensation products, 8%;Filler attapulgite, surplus.
The indoor biological determination of activity of the present composition and field efficacy checking.
1, fluorine azoles ring bacterium amine and the Cupravit Toxicity Determination to Fructus Capsici damping-off.
First indoor measurement is by fluorine azoles ring bacterium amine and the Cupravit different ratio prevention effect to Fructus Capsici damping-off.Test method
As follows: after Fructus Capsici rhizoctonia solani is activated in PDA culture medium, take bacterium dish from its edge card punch and be placed in PDA culture medium
On, after its growth 48h, take bacterium dish with the card punch of a diameter of 5mm from its colony edge, what access had been inverted in advance contains difference
Proportioning drug concentration process PDA culture medium on, be placed in hot-house culture case cultivate, in inoculation after 1,3,5d reduce bacterium respectively
Silk growing state, and measure colony diameter.Comparison CK1 (fluorine azoles ring bacterium amine) and CK2 (Cupravit) are set, by fluorine azoles ring bacterium amine and king
Each proportioning of copper different ratio does 5 concentration for the treatment of respectively, and each concentration for the treatment of does 4 repetitions.Prevention effect is converted into
Probability value (y), liquor strength (μ g/mL) is converted into logarithm value (x), sets up suppression probability value and its log concentration of different ratio
Regression equation (toxicity regression formula), calculates concentration EC in the suppression of each proportioning with method of least square50Value, and obtain different ratio
Coefficient of synergism SR, evaluates the potentiation of built agent, determines optimum proportioning according to coefficient of synergism.
Disease index, prevention effect, coefficient of synergism computing formula are as follows:
In above formula, A represents fluorine azoles ring bacterium amine, and B represents Cupravit, and a, b represent fluorine azoles ring bacterium amine and Cupravit respectively in mixture
Ratio.
Evaluation is made: as SR > 1.5, show that mixture has potentiation, when SR is 0.5~1.5 according to coefficient of synergism SR
Time for be added, be antagonism as SR < 0.5.
Fluorine azoles ring bacterium amine is as shown in table 1 to the toxicity test result of Fructus Capsici damping-off with Cupravit different ratio:
Table 1 fluorine azoles ring bacterium amine and the Cupravit different ratio toxicity test result to Fructus Capsici damping-off
As it can be seen from table 1 fluorine azoles ring bacterium amine and Cupravit are in the range of 1:0.1~1:10 (by weight) at mixed ratio
Time compounding, coefficient of synergism (SR) is all higher than 1.5, Fructus Capsici damping-off is shown synergistic function, especially at 1:1~1:4
In the range of (by quality), synergistic function becomes apparent from, and coefficient of synergism (SR) is all more than 2.0, it is seen that fluorine azoles ring bacterium amine
Compounding with Cupravit have reasonability and feasibility.
2, fluorine azoles ring bacterium amine and the compounding field control effectiveness test to soft rot of cabbage of Cupravit
This test sets embodiment 1,3,4,5,6,8,10 medicaments, comparative example 44% fluorine azoles ring bacterium amine FS, 30% Cupravit SC
Medicament and do not use any medicament CK totally 10 process, each process is repeated 4 times, and totally 40 process community, in soft rot of cabbage
Their early stage implements spray medicine, often processes community and takes 3 points at random, and every takes 3 Chinese cabbages, after medication 7 days, 15 days, 30 days respectively
Investigation cabbage leaf and stem scab number, lesion area, calculate prevention effect with disease index.
Scab grade scale is with reference to National Standard of the People's Republic of China " pesticide field efficacy medicine test criterion ".Blade is fallen ill
Degree is divided into 6 grades, 0 grade: blade is without scab;1 grade: lesion area accounts for whole blade area less than 5%;2 grades: lesion area accounts for whole
Individual blade area 6%~10%;3 grades: lesion area accounts for whole blade area 11%~25%;4 grades: lesion area accounts for whole leaf
Sheet area 26%~50%;5 grades: lesion area accounts for whole blade area more than 50%.When carrying out Disease investigation, if any serious dye
Sick leaf abscission, using leaf scar for counting in statistical data according to the blade as the highest morbidity progression.Disease refers to and prevention effect
Calculate as follows:
The table 2 different disposal medicament prevention effect to soft rot of cabbage
From table 2 result of the test it can be seen that after dispenser 7d, 15d, 30d, embodiment 1,3,4,5,6,8,10 medicaments are to Chinese cabbage
The prevention effect of soft rot is all more than 80%, hence it is evident that higher than comparative example fluorine azoles ring bacterium amine, the single dose medicament of Cupravit.Embodiment medicine
Agent using dosage is low, and only the 1/2 of contrast agents just can reach good prevention effect, and medicament efficiency time is long, dispenser
Good prevention effect is still reached after 30d.During experiment observe, embodiment 1,3,4,5,6,8,10 medicaments to Chinese cabbage without poisoning,
Safety is good.The above results is had significant synergies after showing to be compounded with Cupravit by fluorine azoles ring bacterium amine and extends drug effect
Advantage.
Claims (8)
1. an agricultural double-crossed soil-borne disease bactericidal composition, it is characterised in that effective ingredient is fluorine azoles ring bacterium amine and Cupravit.
Agricultural double-crossed soil-borne disease bactericidal composition the most according to claim 1, it is characterised in that described effective ingredient fluorine
The weight ratio of azoles ring bacterium amine and Cupravit is 1:0.1~10.
Agricultural double-crossed soil-borne disease bactericidal composition the most according to claim 2, it is characterised in that described effective ingredient fluorine
The weight ratio of azoles ring bacterium amine and Cupravit is 1:1~4.
4. according to the agricultural double-crossed soil-borne disease bactericidal composition according to any one of claims 1 to 3, it is characterised in that institute
The weight percentage stating effective ingredient fluorine azoles ring bacterium amine and Cupravit shared in described bactericidal composition is 1%~80%.
Agricultural double-crossed soil-borne disease bactericidal composition the most according to claim 4, it is characterised in that described effective ingredient fluorine
Azoles ring bacterium amine and the Cupravit total weight percentage shared by described bactericidal composition is 5%~80%.
6. according to the agricultural double-crossed soil-borne disease bactericidal composition according to any one of claims 1 to 3, it is characterised in that institute
State and bactericidal composition also includes pesticidal preparations auxiliary element.
Agricultural double-crossed soil-borne disease bactericidal composition the most according to claim 6, it is characterised in that described pesticidal preparations is auxiliary
Co-ingredients includes carrier and auxiliary agent.
8. according to the agricultural double-crossed soil-borne disease bactericidal composition according to any one of claims 1 to 3, it is characterised in that agent
Type is wettable powder, microemulsion, aqueous emulsion, aqueous suspension agent, oil-suspending agent or water dispersible granules.
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CN101965128A (en) * | 2008-02-05 | 2011-02-02 | 巴斯夫欧洲公司 | Plant health composition |
WO2015079334A1 (en) * | 2013-11-26 | 2015-06-04 | Upl Limited | A method for controlling rust |
CN104351244A (en) * | 2014-11-06 | 2015-02-18 | 陕西上格之路生物科学有限公司 | Bactericidal composition containing oxalate diacetone ketone amine and amide bactericides |
CN106031379A (en) * | 2015-03-10 | 2016-10-19 | 陕西美邦农药有限公司 | Pesticide composition containing sedaxane and copper preparation |
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