CN105265446A - Pesticide combination containing fenaminstrobin and tetraconazole - Google Patents
Pesticide combination containing fenaminstrobin and tetraconazole Download PDFInfo
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Abstract
The invention provides a pesticide combination containing fenaminstrobin and tetraconazole, wherein the weight part ratio of fenaminstrobin to tetraconazole is 20:1-1:20. The combination is used for prevention and control of grain or sugar beet powdery mildew, rust disease, spot blight and banded sclerotial blight, pome powdery mildew, pome scab, and grape powdery mildew, and is used in a seed treatment method to prevent and control stinking smut, head smut, loose smut and other fungal diseases. Fenaminstrobin is a strobilurin fungicide, and tetraconazole is a triazole fungicide; fenaminstrobin and tetraconazole have different action mechanisms, have no cross resistance, can be in synergistic interaction, and have the separately-using single agent dosage reduced; and with combination of fenaminstrobin and tetraconazole, the pesticide combination has the health-care yield-increasing effects, and can prevent premature senility of crops, promote yield increasing and improve the product quality.
Description
Technical field
The invention belongs to pesticide field, be specifically related to a kind of composition pesticide containing alkene oxime amine and tetraconazole.
Background technology
Alkene oxime amine (Fenaminstrobin) is the new type bactericide of Shenyang Chemical Engineering Inst's independent research, chemical name: N-methyl-2-[2-((((1-methyl-3-(2,6-dichlorophenyl)-2-acrylic) amino) oxygen base) methyl) phenyl]-2-methoxyimino acetic amide, CAS registration number is 1257598 – 43 – 8.There is following structural formula:
Alkene oxime amine all has good preventive and therapeutic effect to the plurality of plant diseases on the crops such as cereal, fruit tree, vegetables, especially remarkable to powdery mildew, rust, leaf spot preventive effect.Its fungicidal spectrum is wide, active high, has Prevention and Curation effect and has good compatibility with environmental organism.To by fungus-caused plurality of plant diseases such as mastigomycetes, zygomycete, sac fungi, basidiomycetes and imperfect funguss, there is good preventive effect.Alkene oxime amine is mitochondrial respiratory inhibitor, suppresses mitochondrial electron transmission.Alkene oxime amine can also delay paddy rice aging, has " health care " effect.
Tetraconazole (Tetraconazole) is triazole bactericidal agent, and chemical name is: 2-(2,4-dichlorophenyl)-3-(1H-1,2,4-triazol-1-yl) propyl group 1,1,2,2-tetrafluoro ethyl ether, CAS registration number is 112281 – 77 – 3.There is following structural formula:
Tetraconazole is sterol demethylation inhibitor, has systemic activity, can be absorbed by root, stem and leaf, and can comprise growing point conduction to other parts of plant, and therefore controlling disease has protection, treatment and elimination effect.Tetraconazole can be used for powdery mildew, the rust of preventing and treating cereal, prevents and treats the powdery mildew of beet, spot blight and rust, powdery mildew, the shot hole of control the operatic circle; The powdery mildew of control grape; Prevent and treat the powdery mildew of vegetables, rust and shot hole; And for seed treatment to prevent and treat the bunt of wheat, loose kernel smut and maize head smut etc.
Summary of the invention
The object of the invention is by alkene oxime amine and tetraconazole rational mixture, obtains bactericidal composition, for preventing and treating agricultural disease, in particular for powdery mildew, the rust of cereal, and vegetables powdery mildew, the control of the shot hole, powdery mildew etc. of the operatic circle; And for wheat, corn seed process to prevent and treat bunt, loose kernel smut and head smut etc.Said composition can delay pathogen development of drug resistance, reduces peasant's drug cost.
On the one hand, the invention provides a kind of by alkene oxime amine and the composite bactericidal composition of tetraconazole.Tested by the toxicity of mixture, the potted plant test of pesticide effectiveness, the rational formula of the clear and definite alkene oxime amine of field control effectiveness test and tetraconazole.
In one embodiment, the invention provides a kind of composition pesticide containing alkene oxime amine and tetraconazole, it is characterized in that, the ratio of weight and number of alkene oxime amine and tetraconazole is 20:1 ~ 1:20; Optimum ratio is 1:10 ~ 10:1; More preferably proportioning is 1:5 ~ 5:1.
In one embodiment, the weight summation of alkene oxime amine and tetraconazole accounts for 4 ~ 80% of composition gross weight, is preferably 20%-60%.
In one embodiment, also containing pesticidal preparations auxiliary agent in described composition pesticide, so that this composition pesticide is made into the formulation being applicable to agriculturally using.The auxiliary agent used in composition of the present invention comprises emulsifier, dispersant, wetting agent, stabilizing agent, antifreezing agent, thickener etc. and other is of value to the material that active ingredient is stablized in the formulation and drug effect plays, these auxiliary agents are conventional in pesticidal preparations or allow the various compositions of use, be not particularly limited, concrete composition and consumption can be determined by test according to recipe requirements.
In one embodiment, described composition pesticide be configured to aqueous suspension agent, dispersible oil-suspending agent, aqueous emulsion, microemulsion, wetting powder, suspension seed-coating agent, water dispersible granules or missible oil.
In one embodiment, described composition pesticide is for preventing and treating powdery mildew, rust, spot blight, the banded sclerotial blight of cereal or beet, the powdery mildew of pomaceous fruits, shot hole, grape powdery mildew, and for method for treating seeds to prevent and treat the fungal diseases such as bunt, head smut and loose kernel smut.
In one embodiment, described composition pesticide has plant health effect, for increasing crop yield, improves crop products quality.
The present invention has following remarkable result and advantage:
1. alkene oxime amine is methoxy acrylic bactericide, and tetraconazole is triazole bactericidal agent.The two has different mechanism of action, does not have cross resistance, can Synergistic, reduces and is used alone single dose.
2. alkene oxime amine and tetraconazole composition have health care yield increasing effect, can prevent crop early ageing, promote volume increase, improve product qualities.
Inventor, by alkene oxime amine and tetraconazole mixture, carries out testing rice Rhizoctonia solani co-toxicity.Concrete test situation and result as follows:
Adopt mycelial growth rate method.The concentration for the treatment of of tetraconazole and alkene oxime amine mixture and tetraconazole, alkene oxime amine single dose is 1,0.5,0.25,0.125 and 0.06mg/l, separately establishes the blank of not adding medicine.Totally 54 process, often process and repeat for 3 times.
The AEA medium melted is cooled to 60-70 DEG C, adds quantitative pharmacy by design concentration above, be mixed with the toxic medium containing different dose, after it fully cools, inoculation diameter is the Rhizoctonia solani Kuhn bacterium sheet of 5mm, is then positioned in incubator and cultivates, carry out result investigation after 48 hours.
Measure the colony diameter often processed during investigation respectively, then calculate bacteriostasis rate.
According to bacteriostasis rate, obtain virulence regression equation and EC
50value, is calculated the co-toxicity coefficient of seven proportioning mixtures by Sun-Johnson toxicity index computing method.
Table 1. alkene oxime amine and tetraconazole composition are to the indoor joint toxicity measuring result of rice sheath blight disease germ
As can be seen from Table 1, alkene oxime amine and tetraconazole mixture have good control efficiency to rice sheath blight disease, seven EC for examination proportioning mixture
50value is between 0.07mg/L-0.22mg/L; The co-toxicity coefficient of alkene oxime amine and tetraconazole 20:1,10:1,5:1,1:1,1:5,1:10 and 1:20 seven proportioning mixtures is greater than 120, shows obvious synergistic effect.Illustrate that alkene oxime amine and the tetraconazole mixture water prevention rice sheath blight have reasonability and feasibility.
Inventor, by alkene oxime amine and tetraconazole mixture, carries out wheat powdery mildew pot experiment.Concrete test situation and result as follows:
Adopt seedling pot-culture method.2 leaf phase potted plant wheat seedlings of growth selection neat and consistent, carry out foliar spray process by designing quality concentration, place in fume hood and dry after dispenser on crops sprayer.Inoculate wheat powdery mildew bacterial classification after 24 hours, postvaccinal wheat is placed in phytotron (temperature: 22 DEG C of nights 18 DEG C in daytime, humidity: 70%) cultivate 1 day, then move to hot-house culture.
Inoculate latter 6 days investigation preventive effects, 10 strains investigated by every basin, and the 1st blade is investigated in every strain.Divide 6 grades of records, refer to calculate preventive effect with disease.Disease scale standard (in units of blade), with reference to pesticide field efficacy medicine test criterion bactericidal agent for preventing and treating Cereal powdery mildew (GB/T17980.22-2000).
Table 2. alkene oxime amine and tetraconazole composition are to the indoor joint toxicity measuring result of wheat powdery mildew
According to bacteriostasis rate, obtain virulence regression equation and EC
50value; The synergy type of the different mixed ratios of two kinds of active constituents of medicine is evaluated: if co-toxicity coefficient is greater than 120, show there is synergistic effect according to the abundant co-toxicity coefficient method (CTC) of Sun Yun (this is academicly commonly use formulation); If lower than 80, be indicated as antagonism; Between 80 ~ 120, be indicated as summation action.
As can be seen from Table 2, alkene oxime amine and tetraconazole mixture have good control efficiency to wheat powdery mildew, seven EC for examination proportioning mixture
50value is between 0.53mg/L-0.95mg/L; The co-toxicity coefficient of alkene oxime amine and tetraconazole 20:1,10:1,5:1,1:1,1:5 and 1:10 six proportioning mixtures is greater than 120, shows obvious synergistic effect.The co-toxicity coefficient of 1:20 proportioning mixture is less than 120, shows summation action.Illustrate that alkene oxime amine and the tetraconazole mixture water prevention rice sheath blight have reasonability and feasibility.
Composition of the present invention, can according to method known in those skilled in the art (such as in " formulations of pesticide process technology ", Liu Bulin edits, and the preparation processing method related in the second edition, is hereby incorporated by) when preparing.
When being mixed with suspending agent, auxiliary agent comprises: dispersant, wetting agent, thickener, preservative, defoamer, antifreezing agent and water.Wherein:
Dispersant be selected from polycarboxylate salt dispersant, rosin based dispersant, phosphoric acid ester dispersant, macromolecule emulsion dispersant, alkyl naphthalene sulfonic acid condensation polymer sodium salt, alkylnaphthalene sulfonate condensation polymer, ethyoxyl triphenylethylene phenol phosphate, organophosphorus compounds, combed high-molecular copolymer, polyoxyethylene aryl ether, polyoxyethylene aryl phenyl ether phosphoric acid amine salt and styrene phenol polyoxyethylene anionic dispersing agents one or more.Consumption is the 1-8% of total formulation weight amount, preferred 3-6%.
Wetting agent be selected from that alkylphenol-polyethenoxy gathers in base ether formaldehyde condensation products sulphate, aryl sulfonate formaldehyde condensates, alkylnaphthalene sulfonate and anion humectant mixture, isopropyl naphthalene sulfonate, normal-butyl naphthalene sulfonate, alkylphenol-polyethenoxy base ether phosphate, phenethyl phenol polyethenoxy base ether phosphate, alkyl sulfate, sulfosuccinate, ethoxy alcohol, block copolymer, polyxyethylated alcohol and fatty alcohol-polyoxyethylene ether one or more.Consumption is the 1-6% of total formulation weight amount, preferred 2-4%.
Thickener be selected from xanthans, aluminium-magnesium silicate and bentonite one or more.Consumption is the 0.1-10% of total formulation weight amount, preferred 1-5%.
Preservative be selected from benzoic acid, Sodium Benzoate and BIT (BIT) one or more.Consumption is the 0.1-10% of total formulation weight amount, preferred 0.2-2%.
Defoamer is silicone based defoamer.Consumption is the 0.1-10% of total formulation weight amount, preferred 0.4-1.0%.
Antifreezing agent is selected from ethylene glycol, propane diols, glycerine, urea and inorganic salts as one or more in sodium chloride.Consumption is the 0.1-10% of total formulation weight amount, preferred 1-5%.
Surplus is water.
When being mixed with wetting powder, auxiliary agent comprises: dispersant, wetting agent and filler.Wherein:
Dispersant be selected from polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate and alkylnaphthalene sulfonate formaldehyde condensation products one or more.Consumption is the 1-10% of total formulation weight amount, preferred 3-7%;
Wetting agent be selected from alkyl sulfate, alkylsulfonate and naphthalene sulfonate one or more.Consumption is the 1-10% of total formulation weight amount, preferred 3-7%;
All the other are filler, are selected from one or more in diatomite, kaolin, white carbon, fine particle calcium carbonate, talcum powder, attapulgite and potter's clay etc.
When being mixed with water dispersible granules, auxiliary agent comprises dispersant, wetting agent, disintegrant, binding agent and filler.Wherein:
Dispersant be selected from polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate and alkylnaphthalene sulfonate formaldehyde condensation products one or more.Consumption is the 1-10% of total formulation weight amount, preferred 3-7%.
Wetting agent be selected from polyoxyethylene alcohol, alkyl sulfate, alkylsulfonate and naphthalene sulfonate etc. one or more.Consumption is the 1-10% of total formulation weight amount, preferred 2-7%.
Disintegrant be selected from ammonium sulfate, urea, sucrose, glucose, citric acid, succinic acid and sodium bicarbonate one or more.Consumption is the 0.1-10% of total formulation weight amount, preferred 1-5%.
Binding agent be selected from diatomite, corn starch, PVA, carboxymethyl (ethyl) cellulose family and microcrystalline cellulose class one or more.Consumption is the 0.1-10% of total formulation weight amount, preferred 1-5%.
All the other are filler, are selected from one or more in diatomite, kaolin, white carbon, fine particle calcium carbonate, sepiolite, talcum powder, attapulgite and potter's clay etc.
When be mixed with dispersible oil suspend time, auxiliary agent comprises dispersant, wetting agent, thickener, preservative, defoamer, antifreezing agent and grease auxiliary agent.Wherein:
Dispersant be selected from polycarboxylate salt dispersant, rosin based dispersant, phosphoric acid ester dispersant, macromolecule emulsion dispersant, alkyl naphthalene sulfonic acid condensation polymer sodium salt, alkylnaphthalene sulfonate condensation polymer, ethyoxyl triphenylethylene phenol phosphate, organophosphorus compounds, combed high-molecular copolymer, polyoxyethylene aryl ether, polyoxyethylene aryl phenyl ether phosphoric acid amine salt and styrene phenol polyoxyethylene anionic dispersing agents one or more.Consumption is the 1-8% of total formulation weight amount, preferred 3-6%.
Wetting agent be selected from that alkylphenol-polyethenoxy gathers in base ether formaldehyde condensation products sulphate, aryl sulfonate formaldehyde condensates, alkylnaphthalene sulfonate and anion humectant mixture, isopropyl naphthalene sulfonate, normal-butyl naphthalene sulfonate, alkylphenol-polyethenoxy base ether phosphate, phenethyl phenol polyethenoxy base ether phosphate, alkyl sulfate, sulfosuccinate, ethoxy alcohol, block copolymer, polyxyethylated alcohol and fatty alcohol-polyoxyethylene ether one or more.Consumption is the 1-6% of total formulation weight amount, preferred 2-4%.
Thickener be selected from xanthans, aluminium-magnesium silicate and organobentonite one or more.Consumption is the 0.1-10% of total formulation weight amount, preferred 1-5%.
Preservative be selected from benzoic acid, Sodium Benzoate and BIT (BIT) one or more.Consumption is the 0.1-10% of total formulation weight amount, preferred 0.2-2%.
Defoamer is silicone based defoamer.Consumption is the 0.1-10% of total formulation weight amount, preferred 0.4-1.0%.
Antifreezing agent is selected from ethylene glycol, propane diols, glycerine, urea and inorganic salts as one or more in sodium chloride.Consumption is the 0.1-10% of total formulation weight amount, preferred 1-5%.
All the other are grease analog assistant, are selected from one or more in methyl oleate, vegetable oil, animal wet goods.
Embodiment
Following examples only in order to illustrate the present invention further, and do not limit the invention to the intention of these embodiments.One skilled in the art would recognize that all alternative and equivalents that present invention encompasses and may comprise in Claims scope.
1, example of formulations
In all preparation proportionings, percentage composition is mass percent.The former medicine adopted in embodiment and insecticides adjuvant are market and buy acquisition, and the model of auxiliary agent is also known in the art to be known.
Embodiment 1:22% alkene oxime amine tetraconazole microemulsion
Take the former medicine of 2g alkene oxime amine, the former medicine of 20g tetraconazole, 8gN-methyl pyrrolidone, 17g isopropyl alcohol, 4g agriculture breast 600#, 6g agriculture breast 1601#, add water and complement to 100g.Former medicine, solvent, emulsifier are added together, make to be dissolved into homogeneous oil phase; By water-soluble component and the obtained aqueous phase of water mixing; Under high velocity agitation, oil phase is mixed with water, the obtained good microemulsion of physical and chemical performance.
Embodiment 2:24% alkene oxime amine tetraconazole suspending agent
Take the former medicine of 4g alkene oxime amine, the former medicine of 20g tetraconazole, 8gFS3000 (Phosphate Anionic Surfactants), 1gTXC (sulfonate anionic surfactant), 0.3g xanthans, 1g aluminium-magnesium silicate, 2g ethylene glycol, 0.2gBIT (1,2-benzisothiazole-3-ketone), 0.3g organically-modified silica alkane defoamer, deionized water adds to 100g.Above-mentioned raw materials is joined in high-shear emulsion machine and shears 10min, then after using sand mill sand milling, obtain suspending agent.
Embodiment 3:24% alkene oxime amine tetraconazole aqueous emulsion
Take the former medicine of 12g alkene oxime amine, the former medicine of 12g tetraconazole, 3.5gSK-5050 (composition: polyoxyethylene aryl ether), 4.8gSK-551 (composition: styrene phenol polyoxyethylene anionic dispersing agents), 2gSilwet806 synergist (Silwet composition is silicone based), 0.18g xanthans, 5g ethylene glycol, 0.3g benzoic acid, 0.5g defoamer (composition is organically-modified silica alkane), deionized water adds to 100g.Above-mentioned raw materials is joined after shearing 10min in high-shear emulsion machine, obtain aqueous emulsion.
Embodiment 4:24% alkene oxime amine tetraconazole water dispersible granules
Take the former medicine of 12g alkene oxime amine, the former medicine of 12g tetraconazole, 4gUfoxane3A (lignosulfonates), 4gEFW (alkylnaphthalene sulfonate and anion humectant mixture), 4g white carbon, 10g ammonium sulfate, 10g corn starch, kaolin add to 100g.Mix, after air-flow crushing, in comminutor, carry out granulation, then dry, sieve and obtain granular product.
Embodiment 5:24% alkene oxime amine tetraconazole wetting powder
Take the former medicine of 20g alkene oxime amine, the former medicine of 4g tetraconazole, 1g neopelex, 10g white carbon, 10g sodium lignin sulfonate, precipitated calcium carbonate complements to 100g.Above-mentioned raw materials is mixed, pulverizes through Roughpulverizer, enter airslide disintegrating mill and be pulverized and mixed, obtain wetting powder.
Embodiment 6:22% alkene oxime amine tetraconazole suspension seed-coating agent
Take the former medicine of 20g alkene oxime amine, the former medicine of 2g tetraconazole, dispersant A (virtue Wei Shiweike company) 1g, MorwetEFW1g, MorwetD4251g, 600#1g, xanthans 0.2g, aluminium-magnesium silicate 2g, pigment toner 2g, polyvinyl alcohol 2g, water complements to 100g.By the mixing such as active ingredient, wetting dispersing agent, emulsifier, thickener, alert toner, film forming agent, dispersion medium, carry out high shear pre-dispersed, then add in sand milling still, carrying out being ground to particle diameter is less than 5 μm, can obtain suspension seed-coating agent.
Embodiment 7:22% alkene oxime amine tetraconazole seed treatment microcapsule suspending agent
Take the former medicine of 20g alkene oxime amine, the former medicine of 2g tetraconazole, UltrazineNA1%, Sodium Polyacrylate 2%, polyureas performed polymer 10%, styrene maleic anhydride copolymer 1%, dimethylbenzene 15%, hydrochloric acid 3%, sodium hydroxide 0.01%, xanthans 0.01%, dispersible pigment color paste 3%, polyvinyl alcohol 2%, water complements to 100%.Active ingredient is dissolved in xylene solvent, obtains homogeneous oil-phase solution; Add the aqueous solution containing emulsifying dispersant wherein, with vigorous stirring, make with the former medicine of solid, dimethylbenzene for oil phase, the O/W type being aqueous phase with the aqueous solution containing emulsifying dispersant (O/W refers to " oil-in-water " type) stable emulsion.Add in emulsion by the urea-formaldehyde prepolymer prepared in advance, use low content hydrochloric acid regulating system pH value, polymerization reaction take place under acid catalysed conditions, makes oil phase substance be wrapped, and forms microcapsule suspending agent.In this microcapsule suspending agent, add thickener, antifreeze, film forming agent, alert toner, stir, both obtained seed treatment microcapsule suspending agent.
Embodiment 8:22% alkene oxime amine tetraconazole seed treatment dispersibles pulvis
Take the former medicine of 20g alkene oxime amine, the former medicine of 2g tetraconazole, NNO5%, pigment toner 3%, white carbon 5%, sodium lignin sulfonate 3%, lauryl sodium sulfate 2%, kaolin complements to 100%.According to recipe requirements, by active ingredient alkene oxime amine, tetraconazole, dispersant, alert toner, carrier premixed evenly, then are pulverized, and then mix, Con trolling index detects at any time, qualified rear discharging, and packing, obtains seed treatment and dispersible pulvis.
2, wheat powdery mildew field control effectiveness test is prevented and treated
Test is located at Shou County, Anhui Province, and soil is paddy soil, and physical features is smooth, and irrigation and drainage are convenient, the medium generation of wheat powdery mildew, uniformity of falling ill wholely.
In wheat powdery mildew their early stage even spraying once, adopt the spraying of power driven sprayer routine, spray liquid measure is 45L/ mu.After dispenser 25 days, investigate each community powdery mildew incidence.Investigation method is that 5 points are got in every community, often 20 strains, and investigation is recorded every strain wheat flag leaf and fallen two leaves and to be injured the order of severity.The percentage that severity accounts for blade area with powdery mildew lesion area represents, calculates disease and refers to and preventive effect.Test process and preventive effect are as following table 3.
Table 3. specific embodiment control wheat powdery mildew field test results
3, control of maize head smut field control effectiveness test
Test is located at northeast agricultural university test practice base, and physical features is smooth, and carry out all kinds of teaching and scientific research practice test, be standardization black earth teaching base throughout the year.Supply examination field to be black earth, fertility is excellent, is organic 37.9g/kg for examination soil physical and chemical property, full nitrogen 1.8g/kg, full phosphorus 0.6g/kg, slowly available potassium 816.0g/kg, alkali-hydrolyzable nitrogen 122.0mg/kg, available potassium 57.1mg/kg, rapid available phosphorus 130mg/kg, pH7.3.
5 process are established in test, and 5 is control treatment, often process repetition 3 times, Gong15Ge community.Every plot area about 68 ㎡, random district group arranges.Test dose is all set to 50g/100kg seed.Medicine slurry fully stirs with seed, until liquid is evenly distributed to the surface of the seed, dries in the shade, every mu Di uses seed 2kg.Neat " Invest, Then Investigate " diseased plant rate and preventive effect is taken out in corncob.
Table 4. specific embodiment control of maize head smut field test results
4, the field control effectiveness test of the water prevention rice sheath blight
Trial crops: paddy rice;
Controlling object: banded sclerotial blight;
Test method: 6 process are established in test, often processes repetition 3 times.Adopt the group arrangement of random district, every plot area 100m
2.In first 12 days of cut and totally 2 dispensers in 7 days.Mu water consumption 30 kilograms, adopts manual sprayer even spraying.
Investigation state of an illness radix before first time dispenser, 14 days investigation prevention effects after second time dispenser.Investigation method: adopt parallel great-jump-forward to sample, every community 5 point, 50 rice stem tillers (looking into 250 rice stem tillers altogether) that often some investigation is connected, banded sclerotial blight stem tiller number (the 9 grades of grade scale classifications specified by the Institute for the Control of Agrochemicals of the Ministry of Agriculture,PRC's " test rule ") in sampling point is recorded in investigation also classification, and calculating disease refers to, disease refers to preventive effect.The grade scale of banded sclerotial blight is as follows:
0 grade: complete stool is without scab;
1 grade: fall quaterfoil and following leaf sheath thereof, blade morbidity (with top for falling a leaf);
3 grades: fall Three-blade and following leaf sheath thereof, blade morbidity;
5 grades: fall two blades and following leaf sheath thereof, blade morbidity;
7 grades: sword-like leave blade and following leaf sheath thereof, blade morbidity;
9 grades: complete stool falls ill, withered ahead of time.
Result of the test is: the different dosage form sample in five embodiments is 75.9-85.3% to the preventive effect of banded sclerotial blight, and alkene oxime amine tetraconazole compositions table reveals good preventive effect.
Sample water prevention rice sheath blight field test results in table 5. embodiment
The beneficial effect that bactericidal composition of the present invention produces is:
(1), compared with single dose, this bactericidal composition has synergistic effect to disease, improves bactericidal effect;
(2), lower drug cost, reduce environmental pollution and residue of pesticide;
(3), composition is made up of the active ingredient of different mechanism of action, and action site increases, and is conducive to overcoming and delay the drug-fast generation of germ;
(4), alkene oxime amine and tetraconazole composition have health care yield increasing effect, can prevent crop early ageing, promote volume increase, improve quality.
The present composition is to trial crops all without obvious harmful effect, and safety is good, meets the security requirement of pesticidal preparations.
Claims (9)
1. contain a composition pesticide for alkene oxime amine and tetraconazole, it is characterized in that, the ratio of weight and number of alkene oxime amine and tetraconazole is 20:1 ~ 1:20.
2. composition pesticide according to claim 1, is characterized in that, the ratio of weight and number of alkene oxime amine and tetraconazole is 1:10 ~ 10:1.
3. composition pesticide according to claim 1 and 2, is characterized in that, the ratio of weight and number of alkene oxime amine and tetraconazole is 1:5 ~ 5:1.
4. the composition pesticide according to claim 1-3 any one, is characterized in that, the weight summation of alkene oxime amine and tetraconazole accounts for 4 ~ 80% of composition gross weight.
5. composition pesticide according to claim 4, is characterized in that, the weight summation of alkene oxime amine and tetraconazole accounts for 20 ~ 60% of composition gross weight.
6. composition pesticide according to claim 4, is characterized in that, also containing pesticidal preparations auxiliary agent in described composition pesticide, so that this composition pesticide is made into the formulation being applicable to agriculturally using.
7. composition pesticide according to claim 6, is characterized in that described composition is configured to aqueous suspension agent, dispersibles oil-suspending agent, aqueous emulsion, microemulsion, wetting powder, suspension seed-coating agent, water dispersible granules or missible oil.
8. the composition pesticide according to claim 1-6 any one, it is characterized in that, described composition is for preventing and treating powdery mildew, rust, spot blight, the banded sclerotial blight of cereal or beet, the powdery mildew of pomaceous fruits, shot hole, grape powdery mildew, and for method for treating seeds to prevent and treat the fungal diseases such as bunt, head smut and loose kernel smut.
9. the composition pesticide according to claim 1-6 any one, is characterized in that, described composition has plant health effect, for increasing crop yield, improves crop products quality.
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| CN106259374A (en) * | 2016-08-20 | 2017-01-04 | 田文华 | A kind of containing fluoxastrobin with the bactericidal composition of tetraconazole |
| CN108419798A (en) * | 2017-02-13 | 2018-08-21 | 中化作物保护品有限公司 | A kind of bactericidal composition and its application containing alkene oxime amine |
| CN109601538A (en) * | 2018-12-10 | 2019-04-12 | 沈阳化工大学 | A kind of pesticide seed treatment containing alkene oxime amine |
| CN112823628A (en) * | 2019-11-21 | 2021-05-21 | 沈阳中化农药化工研发有限公司 | Seed treatment agent containing active component of alkene oxime amine and application thereof |
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| CN101658173A (en) * | 2009-08-16 | 2010-03-03 | 成都皇牌作物科学有限公司 | Sterilization composition containing tetraconazole |
| CN101779636A (en) * | 2009-11-25 | 2010-07-21 | 深圳诺普信农化股份有限公司 | Bactericidal composite containing tetraconazole |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106259374A (en) * | 2016-08-20 | 2017-01-04 | 田文华 | A kind of containing fluoxastrobin with the bactericidal composition of tetraconazole |
| CN108419798A (en) * | 2017-02-13 | 2018-08-21 | 中化作物保护品有限公司 | A kind of bactericidal composition and its application containing alkene oxime amine |
| CN109601538A (en) * | 2018-12-10 | 2019-04-12 | 沈阳化工大学 | A kind of pesticide seed treatment containing alkene oxime amine |
| CN112823628A (en) * | 2019-11-21 | 2021-05-21 | 沈阳中化农药化工研发有限公司 | Seed treatment agent containing active component of alkene oxime amine and application thereof |
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| CN105265446B (en) | 2018-02-13 |
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