[go: up one dir, main page]

CN105076143A - Sterilization composition - Google Patents

Sterilization composition Download PDF

Info

Publication number
CN105076143A
CN105076143A CN201410216056.0A CN201410216056A CN105076143A CN 105076143 A CN105076143 A CN 105076143A CN 201410216056 A CN201410216056 A CN 201410216056A CN 105076143 A CN105076143 A CN 105076143A
Authority
CN
China
Prior art keywords
pyriofenone
pyraclostrobin
powdery mildew
cucumber
fluoxastrobin
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201410216056.0A
Other languages
Chinese (zh)
Inventor
张承来
成妙金
曹明章
孙承艳
杨立平
王新军
孔建
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Noposion Agrochemicals Co Ltd
Original Assignee
Shenzhen Noposion Agrochemicals Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Noposion Agrochemicals Co Ltd filed Critical Shenzhen Noposion Agrochemicals Co Ltd
Priority to CN201410216056.0A priority Critical patent/CN105076143A/en
Publication of CN105076143A publication Critical patent/CN105076143A/en
Pending legal-status Critical Current

Links

Landscapes

  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

The invention discloses a sterilization composition, which is composed of active ingredients A and B with mass ratio being 1:100-100:1, wherein A is Pyriofenone, and B is azoxystrobin or pyraclostrobin. The composition has the advantages of obvious synergism and high control effect, is suitable for preventing and treating a plurality of diseases on fruit and vegetable, and is especially suitable for preventing and treating powdery mildew.

Description

Bactericidal composition
Technical field
The present invention relates to a kind of bactericidal composition, particularly relate to a kind of be main component bactericidal composition and the application thereof of Pyriofenone and Fluoxastrobin or pyraclostrobin.
Background technology
Powdery mildew is the plant disease caused by the Erysiphaceae (Erysiphacesae) in fungi.Mostly be ectoparasitism, the whole or large portion of mycelium is exposed to the leaf of host plant, stem, the tender tip, bud, flower and fruit real surface, and produces the macroscopic white powder thing be made up of mycelium, conidiophore and conidium in a large number.
Powdery mildew is widely distributed in the whole world, and dicotyledon of causing harm is particularly general.The main powdery mildew of China has the Cereal powdery mildew caused by standing grain powdery mildew (Ery-siphegraminis); The powdery mildew of the various plants such as melon, the beans caused by Siberian cocklebur monofilament shell (Sphaerothecafuliginea), crudefiber crop; The powdery mildew of cucumber caused by cucumber snag shell (Uncinulanecator); The powdery mildew of more than the 80 kind of trees such as mulberry, pears, persimmon, walnut, chestnut, lichee, papaya papaw caused by hazel ball pin shell (Phyllactiniacorylea); The powdery mildew etc. of the Flowers of Rosa caused by rose monofilament shell (Sphaerothecapannosa).
Cucurbits powdery mildew is the important disease in melon production.During first generation, blade produces yellow point, then expands and develops into circle or oval scab, and the mould layer of the raw adularescent powdery in surface, be conidiophore and the conidium of germ, rear scab flavescence brown is the cleistothecium of germ.Mildew is disperseed separately in early days, after be unified into a large mildew, even can cover full leaf, have a strong impact on photosynthesis, eubolism is interfered, causes early ageing, output incurs loss.
In the control of powdery mildew, mainly rely on the bactericide such as benzimidazole, triazole type.These medicaments are because Long-Time Service has created pesticide resistance in various degree, and control efficiency reduces.Especially triazole type medicament has inhibitory action when using dosage is large to the growth of crop, easily causes poisoning.
Pyriofenone is diaryl ketone series bactericidal agent, molecular formula C 18h 20clNO 5, Pyriofenone effectively can prevent and treat cereal, the powdery mildew of cucumber and vegetables.But the production that Pyriofenone is current and use cost all higher, and be used alone for a long time and also have very large resistance risk.After the pesticide active ingredient mixing of different structure, usually show three kinds of type of action, i.e. summation action, synergistic effect and antagonism.Compound synergic is well filled a prescription, and can improve actual control efficiency, and reduce the usage amount of agricultural chemicals, also contributing to delaying the drug-fast generation of germ, is the important means of integrated control.
Summary of the invention
The object of this invention is to provide a kind of synergistic effect obvious, to the bactericidal composition that powdery mildew control efficiency is good, cost is low, resistance risk is low.
Another object of the present invention is to provide the application of this bactericidal composition.
Inventor by a large amount of indoor biometricses and field control effectiveness test, finds Pyriofenone and Fluoxastrobin or pyraclostrobin in certain proportion after mixture unexpectedly, has significant synergistic effect to diseases such as powdery mildews.
Described Fluoxastrobin: English common name Azoxystrobin, chemical name (E)-2-(2-(6-(2-cyano-benzene oxygen) pyrimidine-4-yl oxygen) phenyl)-3-methoxy-methyl acrylate.Molecular formula: C 22h 17n 3o 5.The methoxy acrylic bactericide of a kind of efficient, the wide spectrum developed by Syngenta Co., Ltd, has protection, treats and eradicant action, have permeability and systemic activity, to crop safeties such as cereal, vegetables, fruit trees.
Described pyraclostrobin: English common name pyraclostrobin, chemical name: N-{2-[1-(4-chlorphenyl)-1H-pyrazole-3-yl oxygen methyl] phenyl } (N-methoxyl group) methyl carbamate, molecular formula: C 19h 18clN 3o 4, be New-type wide-spectrum bactericide, there is protection, treatment and blade infiltration conduction.
Fluoxastrobin and pyraclostrobin are bactericide well known in the art, can be obtained by various commercial channel.
For overcoming the deficiencies in the prior art, technical scheme of the present invention solves like this: a kind of bactericidal composition, containing active ingredient Pyriofenone (A) and Fluoxastrobin or pyraclostrobin (B), A and B mass ratio is 1 ︰ 100 ~ 100 ︰ 1, and preferred proportion is 1:30 ~ 30:1.
The active ingredient of said composition and auxiliary agent and filler can be processed into any formulation agriculturally allowed, and good formulation has missible oil, microemulsion, aqueous emulsion, suspending agent, wetting powder, water dispersible granules.
In bactericidal composition of the present invention, the mass accumulation percentage composition of A and B is 5% ~ 85%.
The formulation of above-mentioned bactericidal composition except comprising effective constituents A and B, also comprise auxiliary agent and other contribute to drug effect play material.Missible oil comprises organic solvent, cosolvent and emulsifier; Microemulsion comprises organic solvent, emulsifier and water; Aqueous emulsion comprises organic solvent, dispersant, emulsifier and water; Suspending agent comprises water, dispersant, thickener, antifreezing agent and wetting agent; Wetting powder comprises wetting agent, dispersant and filler; Water dispersible granules comprises dispersant, disintegrant, filler and wetting agent.Below be all various compositions that are conventional in pesticidal preparations or permission use, be not particularly limited, concrete composition and consumption are determined by simple experiment according to recipe requirements.Such as:
Organic solvent can select in isopropyl alcohol, dimethylbenzene, DMF, ring ethyl ketone, toluene, dimethyl sulfoxide (DMSO), methyl alcohol, ethanol, trimethyl cyclic ethylene ketone, NOP, 1-METHYLPYRROLIDONE, propyl alcohol, butanols, ethylene glycol, diethylene glycol, ethylene glycol monomethyl ether, butyl ether, ethyl acetate, vegetable oil one or more.
Cosolvent can select in 1-METHYLPYRROLIDONE, dimethyl formamide, ethanol, the third ethanol, acetone one or more.
Dispersant can be selected sodium lignin sulfonate, calcium lignosulfonate, pulls open powder, one or more in calcium dodecyl benzene sulfonate, polycarboxylate, alkyl benzene sulfonate calcium salt, alkylphenol polyoxyethylene, aliphatic amine polyoxyethylene ether, polyoxyethylene carboxylate, fatty acid glyceride APEO.
Emulsifier can select agricultural emulsifier NO.600 (phenyl phenol polyoxyethyl ether), agriculture breast No. 1601 (phenethyl phenol polyoxyethanyl polypropylene-base ether), agriculture breast No. 500 (alkyl benzene calcium sulfonate), OP series phosphate (thermally coupled distillation columns), No. 600 phosphates (phenyl phenol polyoxyethanyl ether phosphate), styrene polyoxyethylene rice ammonium sulfate, alkyl biphenyl ether disulfonic acid magnesium salts, triethanolamine salt, agriculture breast No. 400 (benzyl xylenol polyoxyethyl ether), Nongru-700 number (alkyl phenolic resin polyoxyethyl ether), peaceful newborn No. 36 (phenethyl fluosite polyoxyethyl ether), agriculture breast No. 1600 (phenethyl phenol polyoxyethanyl polypropylene-base ether), ethylene oxide-propylene oxide block copolymer, OP series (polyoxyethylene nonylphenol ether), agriculture breast No. 33 (alkylaryl polyoxyethylene polyoxypropylene ether), agriculture breast No. 34 (alkylaryl polyoxyethylene poly-oxygen propylene aether), Span series (sorbitan monostearate), TWEEN Series (sorbitan fatty acid ester APEO), one or more in AEO series (fat alcohol alcohol APEO).
Antifreezing agent can select in glycerine, urea, ethylene glycol, propane diols one or more.
Wetting agent can select that methyl naphthalene sulfonate formaldehyde condensate, lauryl sodium sulfate, Negel, alkyl benzene calcium sulfonate, tea are withered, spaonin powder, silkworm excrement, soapberry powder, bay alcohol radical sodium sulphate, washing powder, pull open in powder one or more.
Disintegrant can select in ammonium sulfate, urea, bentonite, aluminium chloride, citric acid, succinic acid, sodium bicarbonate one or more.
Thickener can to select in xanthans, CMC, methylcellulose, Magnesiumaluminumsilicate, polyvinyl alcohol one or more.
Filler can select in White Carbon black, ridge soil, precipitated calcium carbonate, talcum, imvite or convex-concave rod stone, float stone, brickbat, sepiolite or bentonite and non-adsorbent calcium soil or sand one or more.
Product described in the invention can finished product preparation form provide, and namely in composition, each material mixes, and the composition of composition also can provide with unit dose form, directly directly mixes in bucket or tank, be then diluted to required concentration before using.
Bactericidal composition of the present invention can be used for preventing and treating on the crop such as cucumber, watermelon, pumpkin, muskmelon, joint melon, bottle gourd, balsam pear, sponge gourd, wax gourd, Hami melon, strawberry, capsicum, Chinese cabbage, eggplant, potato, cucumber by fungus-caused plant diseases such as imperfect fungus, sac fungi, basidiomycetes, be particularly useful for preventing and treating powdery mildew.Composition of the present invention can be used by common method, as cast, injection, spraying, dusting, scatters or is fuming, and its amount of application is with weather condition or crop condition change.
Compared with prior art, its advantage is in the present invention: 1, composition synergistic effect is obvious, and preventive effect significantly improves compared with single dose; 2, after drug effect improves, the effective ingredient consumption in field declines, and reduces production and use cost, decreases residue of pesticide and environmental pollution; 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.
Embodiment
Being undertaken composite by the pesticide active ingredient of different types of structure, is a kind of effective means solving the problem such as cost and resistance in agricultural chemicals single dose application process at present.After the pesticide active ingredient mixing of different types of structure, usually show three kinds of type of action, i.e. summation action, synergistic effect and antagonism, but be specially which kind of effect, unpredictable, only have and just can be known by lot of experiments.Compound synergic is well filled a prescription, and can improve actual control efficiency, and reduce the usage amount of agricultural chemicals, contributing to the generation of delaying drug resistance, is the important means of scientific prevention and cure damage by disease and insect.
The present composition has obvious synergistic function to Powdery Mildew etc., and is not only the simple addition of two kinds of pharmacy effects, is clear that very much this result can tested from following toxicity test.
Biologicall test example 1: composition is to the Toxicity Determination of cucurbits powdery mildew bacterium
Subjects is cucumber powdery mildew's pathogen (Sphaerothecafuliginea).
Test method: with reference to " People's Republic of China (PRC) agricultural industry criteria NY/T1156.11-2008 ".Choose the potted plant two panels leaf period cucumber seedling that growth potential is consistent, 5 basins are selected in each process, number for subsequent use.Spray under 50PSI pressure with Potter spray tower, every basin 5mL.Test process is see table 1, table 2, table 3, and each medicament arranges 5 concentration gradients.Carrying out inoculum density after 24h is 3 × 10 5the cucumber powdery mildew's pathogen conidial suspension of individual spore/mL.To spray the cucumber seedling of equivalent clear water for blank.After inoculation, cucumber seedling is put into greenhouse to cultivate.After 10d, according to the morbidity grade scale investigation disease index of powdery mildew of cucumber, and calculate control efficiency.
Powdery mildew of cucumber severity Scaling standard:
0 grade: blade is without scab;
1 grade: lesion area accounts for less than 5% of whole blade area;
3 grades: lesion area accounts for 6% ~ 10% of whole blade area;
5 grades: lesion area accounts for 11% ~ 25% of whole blade area;
7 grades: lesion area accounts for 25% ~ 50% of whole blade area;
9 grades: lesion area accounts for more than 50% of whole blade area.
The expection effect (i.e. theoretical control efficiency, %) of mixture of active principles uses Colby formula to determine and compares with the effect observed:
Colby formula: E=X+Y-X*Y/100
E: when active components A working concentration in composition is a, compositions contemplated effect when active component B working concentration is b.
X: effect when active components A using dosage is a.
Effect when Y: active component B using dosage is b.
Illustrate that mixture has synergistic effect when the actual control efficiency observed exceedes expection preventive effect.
Toxicity test result see table 1 to table 3.
The independent reactive compound of table 1 is to the pot experiment measurement result of powdery mildew of cucumber
Table 2Pyriofenone and azoxystrobin compound are to the pot experiment measurement result of powdery mildew of cucumber
Table 3Pyriofenone and the composite pot experiment measurement result to powdery mildew of cucumber of pyraclostrobin
Result of the test shows, Pyriofenone and Fluoxastrobin or pyraclostrobin is composite within the specific limits prevents and treats powdery mildew of cucumber, has synergistic effect.
In order to make object of the present invention, technical scheme and advantage clearly understand, the following concrete formulation examples of the present invention is described, but the present invention is limited to absolutely not these examples.The following stated is only the good embodiment of the present invention, only in order to explain the present invention, therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that 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.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Missible oil embodiment
Pesticide activity component, emulsifier, partial solvent are mixed in proportion, mix and blend in modulation kettle, until completely dissolved, more remaining solvent is added lentamente, obtain uniform oil phase after fully stirring, make missible oil product.
Embodiment 1,20.2%Pyriofenone 〃 Fluoxastrobin missible oil
Pyriofenone20%, Fluoxastrobin 0.2%, agriculture breast No. 500 2% (emulsifier), dimethylbenzene (solvent) are supplemented to 100%.
Embodiment 2,20.2%Pyriofenone 〃 pyraclostrobin missible oil
Pyriofenone20%, pyraclostrobin 0.2%, agriculture breast No. 500 2% (emulsifier), toluene (solvent) are supplemented to 100%.
Embodiment 3,15.5%Pyriofenone 〃 Fluoxastrobin missible oil
Pyriofenone15%, Fluoxastrobin 0.5%, agriculture breast No. 500 3% (emulsifier), dimethylbenzene (solvent) are supplemented to 100%.
Embodiment 4,15.5%Pyriofenone 〃 pyraclostrobin missible oil
Pyriofenone15%, pyraclostrobin 0.5%, agriculture breast No. 500 3% (emulsifier), toluene (solvent) are supplemented to 100%.
Microemulsion, aqueous emulsion embodiment
By each component proportion, active component is dissolved in solvent and cosolvent, adds surfactant, mix obtained oil phase.By water-soluble component and the obtained aqueous phase of water mixing, then add in aqueous phase by oil phase or aqueous phase adds in oil phase, limit edged stirs, obtained microemulsion or aqueous emulsion.
Embodiment 5,5%Pyriofenone 〃 azoxystrobin microemulsion
Pyriofenone2.5%, Fluoxastrobin 2.5%, toluene 8% (solvent), agriculture breast No. 500 8% (emulsifier), agricultural emulsifier NO.600s 5% (emulsifier), agriculture breast No. 1,600 5% (emulsifier), sldium lauryl sulfate 2% (wetting agent), ethylene glycol 5% (antifreezing agent), water are supplemented to 100%
Embodiment 6,5%Pyriofenone 〃 pyraclostrobin microemulsion
Pyriofenone3%, pyraclostrobin 2%, dimethylbenzene 8% (solvent), agriculture breast No. 500 8% (emulsifier), agricultural emulsifier NO.600s 5% (emulsifier), agriculture breast No. 1,600 5% (emulsifier), sldium lauryl sulfate 2% (wetting agent), ethylene glycol 5% (antifreezing agent), water are supplemented to 100%
Embodiment 7,15%Pyriofenone 〃 azoxystrobin water emulsion
Pyriofenone5%, Fluoxastrobin 10%, DMF (solvent) 5%, cyclohexanol (solvent) 10%, glycerine (antifreezing agent) 5%, phenethyl phenol polyethenoxy ether (emulsifier) 10%, calcium dodecyl benzene sulfonate (wetting agent) 5%, water are supplemented to 100%
Embodiment 8,15%Pyriofenone 〃 pyraclostrobin aqueous emulsion
Pyriofenone3%, pyraclostrobin 12%, DMF (solvent) 5%, cyclohexanol (solvent) 10%, glycerine (antifreezing agent) 5%, phenethyl phenol polyethenoxy ether (emulsifier) 10%, calcium dodecyl benzene sulfonate (wetting agent) 5%, water are supplemented to 100%
Suspending agent embodiment
The ratio of each components such as active component, dispersant, defoamer, thickener and water in formula is mixed, after sand milling or high speed shear, obtains semi-finished product, add water after analysis and mix filtration and namely obtain suspending agent.
Embodiment 9,31%Pyriofenone 〃 Fluoxastrobin suspending agent
Pyriofenone1%, Fluoxastrobin 30%, polyoxyethylene nonylphenol ether 8% (emulsifier), propane diols 2% (cosolvent), xanthans 1% (thickener), organosilicon 2% (defoamer), water are supplemented to 100%
Embodiment 10,31%Pyriofenone 〃 pyraclostrobin suspending agent
Pyriofenone1%, pyraclostrobin 30%, polyoxyethylene nonylphenol ether 8% (emulsifier), propane diols 2% (cosolvent), xanthans 1% (thickener), organosilicon 2% (defoamer), water are supplemented to 100%
Embodiment 11,30.3%Pyriofenone 〃 Fluoxastrobin suspending agent
Pyriofenone0.3%, Fluoxastrobin 30%, polyoxyethylene nonylphenol ether 8% (emulsifier), propane diols 2% (cosolvent), xanthans 1% (thickener), organosilicon 2% (defoamer), water are supplemented to 100%
Embodiment 12,30.3%Pyriofenone 〃 pyraclostrobin suspending agent
Pyriofenone0.3%, pyraclostrobin 30%, polyoxyethylene nonylphenol ether 8% (emulsifier), propane diols 2% (cosolvent), xanthans 1% (thickener), organosilicon 2% (defoamer), water are supplemented to 100% water dispersible granules embodiment
Pesticide activity component, auxiliary agent and filler are mixed in proportion, through air-flow crushing, then adds the water of 15-20%, obtain water dispersible granules product through kneading, granulation, drying, screening.Capital equipment: mixer, airslide disintegrating mill, kneader, Squeezinggranulator, drying equipment (drying room or fluid bed).
Embodiment 13,85%Pyriofenone 〃 azoxystrobin water dispersible granule
Pyriofenone50%, Fluoxastrobin 35%, neopelex 4% (wetting agent), sodium lignin sulfonate 10% (dispersant), ammonium sulfate 3% (disintegrant), kaolin (filler) are to 100%
Embodiment 14,85%Pyriofenone 〃 pyraclostrobin water dispersible granule
Pyriofenone60%, pyraclostrobin 25%, neopelex 4% (wetting agent), sodium lignin sulfonate 10% (dispersant), ammonium sulfate 3% (disintegrant), White Carbon black (filler) are to 100%
Wetting powder embodiment
Pesticide activity component, auxiliary agent, filler are mixed in proportion after air-flow crushing, mixes obtained wetting powder again.Capital equipment: mixer, airslide disintegrating mill.
Embodiment 15,50%Pyriofenone 〃 Fluoxastrobin wetting powder
Pyriofenone15%, Fluoxastrobin 35%, bay alcohol radical sodium sulphate 4% (wetting agent), mersolates 7% (dispersant), white carbon 8% (filler), kaolin (filler) are to 100%
Embodiment 16,50%Pyriofenone 〃 pyraclostrobin wetting powder
Pyriofenone20%, pyraclostrobin 30%, bay alcohol radical sodium sulphate 4% (wetting agent), mersolates 7% (dispersant), white carbon 8% (filler), kaolin (filler) are to 100%
Embodiment 17,35%Pyriofenone 〃 Fluoxastrobin wetting powder
Pyriofenone25%, Fluoxastrobin 10%, bay alcohol radical sodium sulphate 4% (wetting agent), mersolates 7% (dispersant), white carbon 8% (filler), kaolin (filler) are to 100%
Embodiment 18,35%Pyriofenone 〃 pyraclostrobin wetting powder
Pyriofenone30%, pyraclostrobin 5%, bay alcohol radical sodium sulphate 4% (wetting agent), mersolates 7% (dispersant), white carbon 8% (filler), kaolin (filler) are to 100%
Field information example 1:Pyriofenone and azoxystrobin compound are to the field control effectiveness test of powdery mildew of cucumber
Test site Zhaoqing Guangdong.Test medicine and consumption, in table 4, often process 4 communities and repeat, each plot area 20 square metres.Carry out first time dispenser at disease initial stage of origination, even spraying, be sprayed onto till blade drips, be treated to blank with clear water.Second time medicine is executed after 7 days.The incidence of 7 days investigation powderys mildew of cucumber before first time medicine and after second time medicine.Every community adopts 5 samplings, often some investigation two strains, and all blades are investigated in every strain, and the percentage accounting for whole leaf area with lesion area carrys out classification record.Calculate each process disease index and control efficiency.
Grade scale:
0 grade: without scab;
1 grade: lesion area accounts for less than 5% of whole leaf area;
3 grades: lesion area accounts for the 6%-15% of whole leaf area;
5 grades: lesion area accounts for the 16%-25% of whole leaf area;
7 grades: lesion area accounts for the 26%-50% of whole leaf area;
9 grades: lesion area accounts for more than 50% of whole leaf area.
Drug effect computational methods:
As can be seen from Table 4: Pyriofenone, the preventive effect of Fluoxastrobin single dose to powdery mildew of cucumber are respectively 76.5%, 74.8%, and embodiment of the present invention bactericidal composition is all significantly increased in preventive effect, and minimum preventive effect is 85.1%, has been up to 90.3%.The result of field trial fully shows, has significant synergistic function after Pyriofenone and azoxystrobin compound to powdery mildew of cucumber, and when mu effective ingredient consumption reduces compared with single dose, control efficiency significantly improves.Therefore, the present composition have reduce costs, the beneficial effect of delaying drug resistance, minimizing spraying times and residue of pesticide.
Table 4Pyriofenone and azoxystrobin compound are to the field test results of powdery mildew of cucumber
Field information example 2:Pyriofenone and the composite field control effectiveness test to powdery mildew of cucumber of pyraclostrobin
Test site Sanya, Hainan.Test medicine and consumption, in table 5, often process 4 communities and repeat, each plot area 20 square metres.Carry out first time dispenser at disease initial stage of origination, even spraying, be sprayed onto till blade drips, be treated to blank with clear water.Second time medicine is executed after 7 days.The incidence of 7 days investigation powderys mildew of cucumber before first time medicine and after second time medicine.Every community adopts 5 samplings, often some investigation two strains, and all blades are investigated in every strain, and the percentage accounting for whole leaf area with lesion area carrys out classification record.Calculate each process disease index and control efficiency.
Grade scale and drug effect computational methods are with Field information example 1.
As can be seen from Table 5: Pyriofenone, the preventive effect of pyraclostrobin single dose to powdery mildew of cucumber are respectively 82.9%, 78.2%, and embodiment of the present invention bactericidal composition is all significantly increased in preventive effect, minimum preventive effect is 88.3%, has been up to 92.7%.The result of field trial fully shows, Pyriofenone and pyraclostrobin is composite has significant synergistic function to powdery mildew of cucumber afterwards, and when mu effective ingredient consumption reduces compared with single dose, control efficiency significantly improves.Therefore, the present composition have reduce costs, the beneficial effect of delaying drug resistance, minimizing spraying times and residue of pesticide.
Table 5Pyriofenone and the composite field test results to powdery mildew of cucumber of pyraclostrobin

Claims (5)

1. a bactericidal composition, is characterized in that: active ingredient is A and B, A be Pyriofenone, B is Fluoxastrobin or pyraclostrobin, and the mass ratio of A and B is 1 ︰ 100 ~ 100 ︰ 1.
2. bactericidal composition according to claim 1, is characterized in that: A and B mass ratio is 1 ︰ 30 ~ 30 ︰ 1.
3. bactericidal composition according to claim 1, is characterized in that: in composition, A and B mass accumulation percentage composition is 5 ~ 85%.
4. the bactericidal composition according to claims 1 to 3, is characterized in that: formulation is missible oil, microemulsion, aqueous emulsion, suspending agent, wetting powder or water dispersible granules.
5. the application of bactericidal composition according to claim 1 in cucurbits powdery mildew control.
CN201410216056.0A 2014-05-21 2014-05-21 Sterilization composition Pending CN105076143A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410216056.0A CN105076143A (en) 2014-05-21 2014-05-21 Sterilization composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410216056.0A CN105076143A (en) 2014-05-21 2014-05-21 Sterilization composition

Publications (1)

Publication Number Publication Date
CN105076143A true CN105076143A (en) 2015-11-25

Family

ID=54558211

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410216056.0A Pending CN105076143A (en) 2014-05-21 2014-05-21 Sterilization composition

Country Status (1)

Country Link
CN (1) CN105076143A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002002527A1 (en) * 2000-07-05 2002-01-10 Ishihara Sangyo Kaisha, Ltd. Benzoylpyridine derivative or its salt, fungicide containing it as an active ingredient, its production process and intermediate for producing it
US20090247763A1 (en) * 2003-10-31 2009-10-01 Ishihara Sangyo Kaisha, Ltd. Fungicidal composition and method for controlling plant diseases
CN103636636A (en) * 2008-07-03 2014-03-19 石原产业株式会社 Fungicidal composition and method for controlling plant diseases

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002002527A1 (en) * 2000-07-05 2002-01-10 Ishihara Sangyo Kaisha, Ltd. Benzoylpyridine derivative or its salt, fungicide containing it as an active ingredient, its production process and intermediate for producing it
CN1440389A (en) * 2000-07-05 2003-09-03 石原产业株式会社 Benzoylpyridine derivative or salt thereof, fungicide containing it as an active ingredient, method for its production, and intermediate for production thereof
US20090247763A1 (en) * 2003-10-31 2009-10-01 Ishihara Sangyo Kaisha, Ltd. Fungicidal composition and method for controlling plant diseases
CN101822253A (en) * 2003-10-31 2010-09-08 石原产业株式会社 Fungicide composition and method for preventing and controlling plant diseases
CN103478142A (en) * 2003-10-31 2014-01-01 石原产业株式会社 Bactericide composition and method of controlling plant disease
CN103636636A (en) * 2008-07-03 2014-03-19 石原产业株式会社 Fungicidal composition and method for controlling plant diseases

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
卢松玉: ""欧盟即将批准七种新有效成分"", 《农药科学与管理》 *
张一宾: ""近年新开发的农药品种"", 《世界农药》 *
无: ""近年全球正在研发的化学农药品种"", 《江苏氯碱》 *
杨吉春等: ""2010年公开的新农药品种"", 《农药》 *

Similar Documents

Publication Publication Date Title
CN101999400B (en) Cyhalofop-butyl-containing weeding composition
CN103858886A (en) Sterilizing composition containing isopyrazam
CN105309455A (en) Sterilization composition with pyribencarb serving as main ingredient
CN103181393A (en) Pesticide composition containing mandipropamid
CN102246781A (en) Bactericidal composite
CN103125491B (en) Sterilization composition containing fluazinam
CN104839164B (en) A kind of bactericidal composition taking metrafenone as main component
CN105265443A (en) Bactericidal composition containing fluxapyroxad
CN104054712B (en) Sterilization composition containing boscalid
CN103125485B (en) Sterilization composition containing fenhexamid
CN101984818B (en) Germicide composition
CN101755836B (en) Bactericidal composition with fluazinam as main component
CN103181390B (en) Pesticide composition containing diaryl ketone compound
CN103181389A (en) Sterilizing combination
CN106665594A (en) Sterilization composition containing flutianil
CN101731238B (en) Acibenzolar-containing sterilizing composition
CN105309457A (en) Sterilization composition with fenpyrazamine serving as main ingredient
CN105309454A (en) Sterilization composition with pyribencarb serving as main ingredient
CN105076149A (en) Sterilization composition
CN105076143A (en) Sterilization composition
CN104798796A (en) Bactericidal composition containing benzovindiflupyr and application thereof
CN101755775B (en) Bactericidal composite taking fluazinam as main ingredient
CN105076137A (en) Sterilization composition
CN102318605A (en) Bactericidal composition
CN106614629A (en) Sterilization composition including flutianil

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
CB03 Change of inventor or designer information

Inventor after: Shu Qiong

Inventor after: Li Pengfei

Inventor after: Zhang Chenglai

Inventor after: Cheng Miaojin

Inventor after: Cao Mingzhang

Inventor after: Sun Chengyan

Inventor after: Yang Liping

Inventor after: Wang Xinjun

Inventor after: Kong Jian

Inventor before: Zhang Chenglai

Inventor before: Cheng Miaojin

Inventor before: Cao Mingzhang

Inventor before: Sun Chengyan

Inventor before: Yang Liping

Inventor before: Wang Xinjun

Inventor before: Kong Jian

COR Change of bibliographic data
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20151125