CN107751213A - A kind of bactericidal pesticide composition - Google Patents
A kind of bactericidal pesticide composition Download PDFInfo
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- CN107751213A CN107751213A CN201610675785.1A CN201610675785A CN107751213A CN 107751213 A CN107751213 A CN 107751213A CN 201610675785 A CN201610675785 A CN 201610675785A CN 107751213 A CN107751213 A CN 107751213A
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- China
- Prior art keywords
- pesticide composition
- active
- active component
- prothioconazoles
- bactericidal pesticide
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- 239000000203 mixture Substances 0.000 title claims abstract description 51
- 230000000844 anti-bacterial effect Effects 0.000 title claims abstract description 26
- 239000000575 pesticide Substances 0.000 title claims abstract description 25
- FXYOBYMJDLKKMF-UHFFFAOYSA-N C(C)C(=O)CC.N1C=CC=C1.S1C=NC=C1.[F] Chemical compound C(C)C(=O)CC.N1C=CC=C1.S1C=NC=C1.[F] FXYOBYMJDLKKMF-UHFFFAOYSA-N 0.000 claims abstract description 47
- 241000233679 Peronosporaceae Species 0.000 claims abstract description 28
- 239000003814 drug Substances 0.000 claims abstract description 20
- 230000000694 effects Effects 0.000 claims abstract description 15
- 235000010799 Cucumis sativus var sativus Nutrition 0.000 claims abstract description 8
- 238000009472 formulation Methods 0.000 claims abstract description 7
- 239000000839 emulsion Substances 0.000 claims abstract description 6
- 239000004562 water dispersible granule Substances 0.000 claims abstract description 6
- 239000004563 wettable powder Substances 0.000 claims abstract description 5
- 239000002671 adjuvant Substances 0.000 claims abstract description 3
- 239000003905 agrochemical Substances 0.000 claims abstract description 3
- 239000002917 insecticide Substances 0.000 claims abstract description 3
- 244000299906 Cucumis sativus var. sativus Species 0.000 claims abstract 2
- 238000000034 method Methods 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 2
- 230000002265 prevention Effects 0.000 abstract description 10
- 230000003449 preventive effect Effects 0.000 abstract description 8
- 239000000375 suspending agent Substances 0.000 abstract description 7
- 239000004480 active ingredient Substances 0.000 abstract description 5
- 230000002195 synergetic effect Effects 0.000 abstract description 5
- 244000052769 pathogen Species 0.000 abstract description 4
- 230000001717 pathogenic effect Effects 0.000 abstract description 4
- 201000010099 disease Diseases 0.000 description 10
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 10
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 9
- 238000013329 compounding Methods 0.000 description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 8
- 231100000419 toxicity Toxicity 0.000 description 8
- 230000001988 toxicity Effects 0.000 description 8
- 238000012360 testing method Methods 0.000 description 7
- 240000008067 Cucumis sativus Species 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 5
- DMAXMXPDVWTIRV-UHFFFAOYSA-N 2-(2-phenylethyl)phenol Chemical compound OC1=CC=CC=C1CCC1=CC=CC=C1 DMAXMXPDVWTIRV-UHFFFAOYSA-N 0.000 description 4
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 4
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 4
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 4
- IPPZJWGYHAMLAB-UHFFFAOYSA-N C(C)C(=O)CC.N1C=CC=C1.S1C=NC=C1 Chemical compound C(C)C(=O)CC.N1C=CC=C1.S1C=NC=C1 IPPZJWGYHAMLAB-UHFFFAOYSA-N 0.000 description 3
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 3
- WMGSQTMJHBYJMQ-UHFFFAOYSA-N aluminum;magnesium;silicate Chemical compound [Mg+2].[Al+3].[O-][Si]([O-])([O-])[O-] WMGSQTMJHBYJMQ-UHFFFAOYSA-N 0.000 description 3
- 239000008367 deionised water Substances 0.000 description 3
- 229910021641 deionized water Inorganic materials 0.000 description 3
- 229940079593 drug Drugs 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 239000011737 fluorine Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 229920002545 silicone oil Polymers 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229920001285 xanthan gum Polymers 0.000 description 3
- 239000005711 Benzoic acid Substances 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 229920001732 Lignosulfonate Polymers 0.000 description 2
- 229920000877 Melamine resin Polymers 0.000 description 2
- 241000158728 Meliaceae Species 0.000 description 2
- 206010039509 Scab Diseases 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 150000004996 alkyl benzenes Chemical class 0.000 description 2
- 235000010233 benzoic acid Nutrition 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 231100000572 poisoning Toxicity 0.000 description 2
- 230000000607 poisoning effect Effects 0.000 description 2
- -1 polyoxy Polymers 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 231100000820 toxicity test Toxicity 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- GJCOSYZMQJWQCA-UHFFFAOYSA-N 9H-xanthene Chemical compound C1=CC=C2CC3=CC=CC=C3OC2=C1 GJCOSYZMQJWQCA-UHFFFAOYSA-N 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- RCEAADKTGXTDOA-UHFFFAOYSA-N OS(O)(=O)=O.CCCCCCCCCCCC[Na] Chemical compound OS(O)(=O)=O.CCCCCCCCCCCC[Na] RCEAADKTGXTDOA-UHFFFAOYSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 241001281805 Pseudoperonospora cubensis Species 0.000 description 1
- 241000221696 Sclerotinia sclerotiorum Species 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 241000082085 Verticillium <Phyllachorales> Species 0.000 description 1
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 230000008485 antagonism Effects 0.000 description 1
- 239000004599 antimicrobial Substances 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 239000003899 bactericide agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 229940125810 compound 20 Drugs 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical class CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 description 1
- 239000002552 dosage form Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- JAXFJECJQZDFJS-XHEPKHHKSA-N gtpl8555 Chemical compound OC(=O)C[C@H](N)C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H](C(C)C)C(=O)N[C@@H](C(C)C)C(=O)N1CCC[C@@H]1C(=O)N[C@H](B1O[C@@]2(C)[C@H]3C[C@H](C3(C)C)C[C@H]2O1)CCC1=CC=C(F)C=C1 JAXFJECJQZDFJS-XHEPKHHKSA-N 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 238000011081 inoculation Methods 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 231100001231 less toxic Toxicity 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000010534 mechanism of action Effects 0.000 description 1
- 244000000042 obligate parasite Species 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 description 1
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000001018 virulence Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
- A01N43/74—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,3
- A01N43/78—1,3-Thiazoles; Hydrogenated 1,3-thiazoles
-
- 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
- A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
- A01N43/647—Triazoles; Hydrogenated triazoles
- A01N43/653—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The present invention relates to a kind of bactericidal pesticide composition, wherein effective active component is made up of active components A and active component B, and active components A is fluorine thiazole pyrrole ethyl ketone, and active component B is prothioconazoles；The active components A and active component B mass ratio are 10: 1~1: 10；The bactericidal pesticide composition is configured to any one formulation for allowing on agricultural chemicals by active composition and insecticides adjuvant of fluorine thiazole pyrrole ethyl ketone and prothioconazoles；Described formulation is water dispersible granules, suspending agent, missible oil, aqueous emulsion or wettable powder；Application of the described bactericidal pesticide composition on preventing and treating downy mildew medicine is prepared；It is preferred that the application on preventing and treating downy mildew of garpe and cucumber downy mildew medicine is prepared.Bactericidal pesticide composition of the present invention shows good synergistic effect in given scope, and preventive effect is apparently higher than single dose；In the case of prevention effect identical, the usage amount of active ingredient is greatly reduced, so as to reduce the harm to environment and delay the resistance of pathogen.
Description
Technical field
The invention belongs to technical field of pesticide, is related to a kind of bactericidal pesticide composition.
Background technology
Downy mildew is the plant disease as caused by the downy mildew in fungi.It is a kind of obligate parasite, from seedling to harvest
Each stage can occur, aggrieved heavier with strain.Main blade of causing harm, is developed from base portion to upper leaf.Early stage is on blade face
Light yellow subcircular is formed to polygonal scab, easy concurrent angular leaf spot, blade back produces the white mould layer of shape when there was dampness in the air, sometimes may be used
Spread to blade face.Later stage scab is withered in flakes, in yellowish-brown, whole siphonal lobe withered and yellow death when serious, and similar verticillium wilt.
Therefore, new efficient, less toxic, safe and environment-friendly compositional bactericidal agent for preventing and treating downy mildew of garpe and cucumber downy mildew are developed
Disease has great importance.
In order to solve this problem, the present invention is proposed hereby.
The content of the invention
It is an object of the invention to propose a kind of bactericidal pesticide composition, it is set to prevent and treat downy mildew of garpe and cucumber downy mildew
Disease, the active ingredient of said composition is fluorine thiazole pyrrole ethyl ketone and prothioconazoles, for preventing the generation of germ resistance or delaying to resist
Property speed, the present invention is the bactericidal pesticide composition that a kind of use cost is low, preventive effect is good.
The present invention is achieved through the following technical solutions：
A kind of bactericidal pesticide composition, wherein effective active component are made up of active components A and active component B, activity
Composition A is fluorine thiazole pyrrole ethyl ketone, and active component B is prothioconazoles；The active components A and active component B mass ratio are 10:
1~1: 10.
In one embodiment, the active components A and active component B mass ratio are 6: 1.
In one embodiment, the active components A and active component B mass ratio are 2: 1.
In one embodiment, the active components A and active component B mass ratio are 1: 2.
In one embodiment, the active components A and active component B mass ratio are 1: 6.
The bactericidal pesticide composition is prepared using fluorine thiazole pyrrole ethyl ketone and prothioconazoles as active composition and insecticides adjuvant
Any one formulation allowed on into agricultural chemicals.
Described formulation is water dispersible granules, suspending agent, missible oil, aqueous emulsion or wettable powder.
Application of the bactericidal pesticide composition on preventing and treating downy mildew medicine is prepared；It is preferred that prepare preventing and treating downy mildew of garpe and
Application on cucumber downy mildew medicine.
The application method of application of the bactericidal pesticide composition on preventing and treating downy mildew medicine is prepared be, dispenser period is
Early stage；Annual spraying times are 2-3 times；Dosage is 100 grams/ha -150 grams/ha, and preferable dosage is 120
Gram/ha.
Described fluorine thiazole pyrrole ethyl ketone and the bactericidal composition of prothioconazoles, the mechanism of action of two active ingredients is different, and two
Person compounds, and has certain complementation and synergistic effect.
Described fluorine thiazole pyrrole ethyl ketone and the bactericidal composition of prothioconazoles are according to side known in those skilled in the art
Method, corresponding auxiliary agent and filler are added, required formulation can be made.
Beneficial effects of the present invention：
(1) present composition effective active composition fluorine thiazole pyrrole ethyl ketone is shown with prothioconazoles in given scope
Good synergistic effect, preventive effect are few apparently higher than single dose, materials.
(2) it is bright to the prevention effect of agricultural disease after fluorine thiazole pyrrole ethyl ketone and prothioconazoles compounding are compounded by different proportion
It is aobvious to improve, in the case of prevention effect identical, the usage amount of active ingredient is greatly reduced, so as to reduce the danger to environment
Evil and the resistance for having delayed pathogen.
Embodiment
For a further understanding of herein, a kind of bactericidal composition proposed by the present invention is carried out below in conjunction with case detailed
Explanation.
Embodiment 1：55% fluorine thiazole pyrrole ethyl ketone prothioconazoles water dispersible granules
Fluorine thiazole pyrrole ethyl ketone 50%, prothioconazoles 5%, lauryl sodium sulfate 4%, ethoxylated dodecyl alcohol 3%, wood
Mahogany sulfonate 2%, sulfuric acid polyformaldehyde condensation product (NNO) 2%, polyethylene glycol 3%, ammonium sulfate 2%, sodium carboxymethylcellulose
3%th, kaolin supplies 100%.The method that above raw material is routinely prepared to water dispersible granules is mixed to prepare 55% fluorine thiazole pyrrole
Ethyl ketone prothioconazoles water dispersible granules.
Embodiment 2：28% fluorine thiazole pyrrole ethyl ketone prothioconazoles suspending agent
Fluorine thiazole pyrrole ethyl ketone 24%, prothioconazoles 4%, TERSPERSE4894 (Huntsman Corporation of U.S. product) 4%, wood
Mahogany sulfonate 4.6%, aluminium-magnesium silicate 0.1%, xanthans 0.4%, phenethyl phenol polyoxyethanyl polypropylene-base ether 4.3%, have
Machine silicone oil 0.3%, benzoic acid 0.2%, ethylene glycol 5%, deionized water supply 100%.Above raw material is routinely prepared into suspension
The method of agent is mixed to prepare 28% fluorine thiazole pyrrole ethyl ketone prothioconazoles suspending agent.
Embodiment 3：30% fluorine thiazole pyrrole ethyl ketone prothioconazoles missible oil
Fluorine thiazole pyrrole ethyl ketone 20%, prothioconazoles 10%, alkyl benzene calcium sulfonate 4%, phenethyl phenol mela mine-formaldehyde resin polyoxy second
Base ether 5%, dimethylbenzene 3%, 200# solvent naphthas supply 100%.The method that above raw material is routinely prepared to missible oil is mixed to prepare
30% fluorine thiazole pyrrole ethyl ketone prothioconazoles missible oil.
Embodiment 4：15% fluorine thiazole pyrrole ethyl ketone prothioconazoles aqueous emulsion
Fluorine thiazole pyrrole ethyl ketone 5%, prothioconazoles 10%, 1-METHYLPYRROLIDONE 4%, dimethylbenzene 3%, alkyl benzene calcium sulfonate
3%th, phenethyl phenol mela mine-formaldehyde resin polyoxyethyl ether 7%, organic silicone oil 0.15%, ethylene glycol 4%, aluminium-magnesium silicate 0.2%, xanthan
Glue 1.0%, silicone compound 20 .3%, deionized water supply 100%.The method that above raw material is routinely prepared to aqueous emulsion is mixed
Close and 15% fluorine thiazole pyrrole ethyl ketone prothioconazoles aqueous emulsion is made.
Embodiment 5：35% fluorine thiazole pyrrole ethyl ketone prothioconazoles suspending agent
Fluorine thiazole pyrrole ethyl ketone 5%, prothioconazoles 30%, spaonin powder 2%, lignosulfonates 3%, phenethyl phenol polyoxy
Ethyl polypropylene-base ether 4%, TERSPERSE2020 (Huntsman Corporation of U.S. product) 4%, aluminium-magnesium silicate 0.12%, xanthans
0.2%th, organic silicone oil 0.15%, benzoic acid 0.14%, ethylene glycol 4%, deionized water supply 100%.By above raw material by normal
The method that rule prepare suspending agent is mixed to prepare 35% fluorine thiazole pyrrole ethyl ketone prothioconazoles suspending agent.
Embodiment 6：66% fluorine thiazole pyrrole ethyl ketone prothioconazoles wettable powder
Fluorine thiazole pyrrole ethyl ketone 6%, prothioconazoles 60%, white carbon 2%, lignosulfonates 4%, pull open powder 3%,
TERSPERSE2700 (Huntsman Corporation of U.S. product) 3%, fine particle calcium carbonate supply 100%.Above raw material is routinely prepared into wettable
The method of pulvis is mixed to prepare 66% fluorine thiazole pyrrole ethyl ketone prothioconazoles wettable powder.
Embodiment applies one：The Toxicity Determination of fluorine thiazole pyrrole ethyl ketone and prothioconazoles
1st, fluorine thiazole pyrrole ethyl ketone and the test of prothioconazoles different ratio co-toxicity
1.1 reagent agent
97% fluorine thiazole pyrrole ethyl ketone active compound (Zhejiang Zhongshan Chemical Group Co., Ltd.), 96% prothioconazoles active compound
(Jiangxi He Yi chemical inc), prothioconazoles and fluorine thiazole pyrrole ethyl ketone different proportion mixture preparation
1.2 for examination pathogen
Downy mildew
1.3 single dose assay methods
Use Plating, by cultured Pseudoperonospora cubensis aseptically, beaten with a diameter of 5mm sterilizing downy mildew
Hole device steals bacteria cake from colony edge, is inoculated in drug containing flat board center with inoculator, mycelia is face-up.Closed the lid after inoculation,
It is placed in incubator, is 27 ± 1 DEG C in cultivation temperature, is cultivated under conditions of relative humidity 85%-95%.Often processing is set 4 times
Repeat, and set blank control.The EC of virulence regression equation, each medicament is sought with DPS software statistics50。
The joint toxicity measuring method of 1.4 different ratios
According to the toxicity test result of single dose, above-mentioned 1.3 are used with the fluorine thiazole pyrrole ethyl ketone and prothioconazoles of different ratio
Method be measured, calculate EC50, and co-toxicity coefficient (CTC) is calculated by the abundant methods of Sun Yun, and calculated by following equation：
ATI=(S/M) * 100
In formula：
ATI --- mixture surveys toxicity index；
S --- the EC of standard antiseptic agent50, unit mg/l；
The EC50 of M --- mixture, unit mg/L.
TTI=TIA*PA+TIB*PB
In formula：
TTI --- mixture theoretical toxicity index；
TIA--- A medicament theoretical toxicity index；
PA--- percentage composition of the A medicaments in mixture, unit are percentage；
TIB--- B medicament theoretical toxicity index；
PB--- percentage composition of the B medicaments in mixture, unit are percentage；
CTC=(ATI/TTI) * 100
In formula：
CTC --- co-toxicity coefficient；
ATI --- mixture surveys toxicity index；
TTI --- mixture theoretical toxicity index.
Co-toxicity coefficient (CTC) >=120 shows as synergistic effect；CTC ＜ 80 show as antagonism；The tables of 80 ＜ CTC ＜ 120
It is now summation action, the results are shown in Table 1.
Table 1：Fluorine thiazole pyrrole ethyl ketone and prothioconazoles different ratio are to downy mildew toxicity test result
| Medicament | EC50(mg/L) | TTI | ATI | CTC |
| Fluorine thiazole pyrrole ethyl ketone | 1.95 | - | 111 | - |
| Prothioconazoles | 2.17 | - | 100 | - |
| Fluorine thiazole pyrrole ethyl ketone: prothioconazoles=10: 1 | 1.34 | 110 | 162 | 160 |
| Fluorine thiazole pyrrole ethyl ketone: prothioconazoles=6: 1 | 1.18 | 110 | 184 | 181 |
| Fluorine thiazole pyrrole ethyl ketone: prothioconazoles=2: 1 | 1.05 | 108 | 207 | 199 |
| Fluorine thiazole pyrrole ethyl ketone: prothioconazoles=1: 2 | 1.13 | 104 | 192 | 179 |
| Fluorine thiazole pyrrole ethyl ketone: prothioconazoles=1: 6 | 1.25 | 102 | 174 | 158 |
| Fluorine thiazole pyrrole ethyl ketone: prothioconazoles=1: 10 | 1.32 | 101 | 164 | 149 |
Fluorine thiazole pyrrole ethyl ketone and each ratio its co-toxicity coefficient of prothioconazoles compounding are above 120 as can be seen from Table 1,
Illustrate that there is obvious synergistic effect after two kinds of composition compoundings, it can be seen that, both have very strong reasonability at compounding.
Embodiment applies two：The test of pesticide effectiveness of fluorine thiazole pyrrole ethyl ketone and the different dosage forms of prothioconazoles compounding
Field medicine effect test is carried out with the complex preparation obtained by embodiment 1-6 and each component single dose.Select calm no rain
Weather is tested, investigation all stage without rainfall, using downy mildew as subjects, each dispenser interval is 7d, altogether
Dispenser 3 times, with 7d after last dispenser, 14d investigates downy mildew respectively, and calculates preventive effect.According to investigation result, each processing is calculated
Disease index and prevention effect.
Disease index is calculated by formula (1), and result of calculation retains 2 significant digits：
In formula：
X- disease indexs；
Ni- sick the number of sheets at different levels；
I- is with respect to value of series；
N- investigates total number of sheets.
Prevention effect is calculated by formula (2)：
In formula：
P- prevention effects, unit are percentage (%)；
CK- blank control disease indexs；
PT- chemicals treatment disease indexs；
Result of the test is as follows：
1st, fluorine thiazole pyrrole ethyl ketone and prothioconazoles compounding are to cucumber downy mildew field test
Table 2：Fluorine thiazole pyrrole ethyl ketone and prothioconazoles compound the prevention effect to cucumber downy mildew
As can be seen from Table 2, fluorine thiazole pyrrole ethyl ketone and prothioconazoles compounding can effectively prevent and treat cucumber downy mildew, preventing and treating effect
Fruit is better than comparison medicament, lasting period length, after last dispenser 7d preventive effects up to more than 85%, after last dispenser 14d preventive effects up to 80% with
On, and in experiment scope of medication, there is no poisoning to Target crops.
2nd, fluorine thiazole pyrrole ethyl ketone and prothioconazoles compounding are to downy mildew of garpe field test
Table 3：Fluorine thiazole pyrrole ethyl ketone and prothioconazoles compound the prevention effect to downy mildew of garpe
As can be seen from Table 3, fluorine thiazole pyrrole ethyl ketone and prothioconazoles compounding can effectively prevent and treat downy mildew of garpe, preventing and treating effect
Fruit is better than comparison medicament, lasting period length, after last dispenser 7d preventive effects up to more than 85%, after dispenser 14d preventive effects up to more than 81%, and
And in experiment scope of medication, there is no poisoning to Target crops.
In summary result of the test can be seen that fluorine thiazole pyrrole ethyl ketone and prothioconazoles are compounded after being compounded by different proportion,
The prevention effect of agricultural disease is significantly improved, in the case of prevention effect identical, greatly reduces the use of active ingredient
Amount, so as to reduce the harm to environment and delay the resistance of pathogen.
Claims (9)
1. a kind of bactericidal pesticide composition, wherein effective active component are made up of active components A and active component B, activity into
It is fluorine thiazole pyrrole ethyl ketone to divide A, and active component B is prothioconazoles；The active components A and active component B mass ratio are 10: 1
~1: 10.
2. bactericidal pesticide composition according to claim 1, it is characterised in that the active components A and active component B's
Mass ratio is 6: 1.
3. bactericidal pesticide composition according to claim 1, it is characterised in that the active components A and active component B's
Mass ratio is 2: 1.
4. bactericidal pesticide composition according to claim 1, it is characterised in that the active components A and active component B's
Mass ratio is 1: 2.
5. bactericidal pesticide composition according to claim 1, it is characterised in that the active components A and active component B's
Mass ratio is 1: 6.
6. bactericidal pesticide composition according to claim 1, it is characterised in that the bactericidal pesticide composition is with fluorine thiazole
Pyrrole ethyl ketone and prothioconazoles are active composition and insecticides adjuvant is configured to any one formulation for allowing on agricultural chemicals.
7. bactericidal pesticide composition according to claim 6, it is characterised in that described formulation is water dispersible granules, hanged
Floating agent, missible oil, aqueous emulsion or wettable powder.
8. application of the bactericidal pesticide composition on preventing and treating downy mildew medicine is prepared described in claim 1；It is it is preferred that anti-preparing
Control the application in downy mildew of garpe and cucumber downy mildew medicine.
9. application of the bactericidal pesticide composition according to claim 8 on preventing and treating downy mildew medicine is prepared, its feature exist
In the application method of the application is that dispenser period is early stage；Annual spraying times are 2-3 times；Dosage be 100 grams/
- 150 grams/ha of hectare, preferable dosage are 120 grams/ha.
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| CN108207969A (en) * | 2018-02-08 | 2018-06-29 | 河北赛丰生物科技有限公司 | A kind of microbicide compositions and its application |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101969781A (en) * | 2007-10-23 | 2011-02-09 | 杜邦公司 | Fungicidal compounds and mixtures |
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2016
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|---|---|---|---|---|
| CN101969781A (en) * | 2007-10-23 | 2011-02-09 | 杜邦公司 | Fungicidal compounds and mixtures |
| CN104663674A (en) * | 2007-10-23 | 2015-06-03 | 杜邦公司 | Fungicidal Mixtures |
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| CN108207969A (en) * | 2018-02-08 | 2018-06-29 | 河北赛丰生物科技有限公司 | A kind of microbicide compositions and its application |
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