CN101642126A - Compound bactericidal composition containing fludioxonil - Google Patents
Compound bactericidal composition containing fludioxonil Download PDFInfo
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- CN101642126A CN101642126A CN 200910139904 CN200910139904A CN101642126A CN 101642126 A CN101642126 A CN 101642126A CN 200910139904 CN200910139904 CN 200910139904 CN 200910139904 A CN200910139904 A CN 200910139904A CN 101642126 A CN101642126 A CN 101642126A
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- CN
- China
- Prior art keywords
- fludioxonil
- bactericidal composition
- iprodione
- procymidone
- prochloraz
- 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.)
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Links
- 239000005781 Fludioxonil Substances 0.000 title claims abstract description 123
- MUJOIMFVNIBMKC-UHFFFAOYSA-N fludioxonil Chemical compound C=12OC(F)(F)OC2=CC=CC=1C1=CNC=C1C#N MUJOIMFVNIBMKC-UHFFFAOYSA-N 0.000 title claims abstract description 123
- 239000000203 mixture Substances 0.000 title claims abstract description 49
- 230000000844 anti-bacterial effect Effects 0.000 title claims abstract description 21
- 150000001875 compounds Chemical class 0.000 title description 2
- 239000005867 Iprodione Substances 0.000 claims abstract description 43
- ONUFESLQCSAYKA-UHFFFAOYSA-N iprodione Chemical compound O=C1N(C(=O)NC(C)C)CC(=O)N1C1=CC(Cl)=CC(Cl)=C1 ONUFESLQCSAYKA-UHFFFAOYSA-N 0.000 claims abstract description 43
- QXJKBPAVAHBARF-BETUJISGSA-N procymidone Chemical compound O=C([C@]1(C)C[C@@]1(C1=O)C)N1C1=CC(Cl)=CC(Cl)=C1 QXJKBPAVAHBARF-BETUJISGSA-N 0.000 claims abstract description 37
- 239000000375 suspending agent Substances 0.000 claims abstract description 24
- CFZLNRGUBAVQNO-UHFFFAOYSA-N N-(3,5-Dichlorophenyl)succinimide Chemical compound ClC1=CC(Cl)=CC(N2C(CCC2=O)=O)=C1 CFZLNRGUBAVQNO-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000004480 active ingredient Substances 0.000 claims abstract description 19
- 239000003921 oil Substances 0.000 claims abstract description 16
- 239000000843 powder Substances 0.000 claims abstract description 15
- 238000009736 wetting Methods 0.000 claims abstract description 14
- 239000004530 micro-emulsion Substances 0.000 claims abstract description 7
- 239000004562 water dispersible granule Substances 0.000 claims abstract description 7
- 239000000839 emulsion Substances 0.000 claims abstract description 6
- 150000001412 amines Chemical class 0.000 claims description 37
- 201000010099 disease Diseases 0.000 claims description 8
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims description 8
- 238000009472 formulation Methods 0.000 claims description 5
- 239000000470 constituent Substances 0.000 claims description 3
- 239000005820 Prochloraz Substances 0.000 abstract description 39
- TVLSRXXIMLFWEO-UHFFFAOYSA-N prochloraz Chemical compound C1=CN=CN1C(=O)N(CCC)CCOC1=C(Cl)C=C(Cl)C=C1Cl TVLSRXXIMLFWEO-UHFFFAOYSA-N 0.000 abstract description 39
- 238000000034 method Methods 0.000 abstract description 22
- 230000002195 synergetic effect Effects 0.000 abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 11
- 239000005828 Pyrimethanil Substances 0.000 abstract description 7
- ZLIBICFPKPWGIZ-UHFFFAOYSA-N pyrimethanil Chemical compound CC1=CC(C)=NC(NC=2C=CC=CC=2)=N1 ZLIBICFPKPWGIZ-UHFFFAOYSA-N 0.000 abstract description 7
- 239000000575 pesticide Substances 0.000 abstract description 3
- 239000005759 Diethofencarb Substances 0.000 abstract description 2
- 238000013329 compounding Methods 0.000 abstract description 2
- LNJNFVJKDJYTEU-UHFFFAOYSA-N diethofencarb Chemical compound CCOC1=CC=C(NC(=O)OC(C)C)C=C1OCC LNJNFVJKDJYTEU-UHFFFAOYSA-N 0.000 abstract description 2
- 239000003814 drug Substances 0.000 description 28
- 230000003449 preventive effect Effects 0.000 description 20
- 241000894006 Bacteria Species 0.000 description 15
- 239000000306 component Substances 0.000 description 15
- 231100000419 toxicity Toxicity 0.000 description 15
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- 238000012360 testing method Methods 0.000 description 13
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- 238000009313 farming Methods 0.000 description 9
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- 241000123650 Botrytis cinerea Species 0.000 description 8
- 241000219095 Vitis Species 0.000 description 8
- 235000009754 Vitis X bourquina Nutrition 0.000 description 8
- 235000012333 Vitis X labruscana Nutrition 0.000 description 8
- 235000014787 Vitis vinifera Nutrition 0.000 description 8
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- 239000000945 filler Substances 0.000 description 8
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- 241000220223 Fragaria Species 0.000 description 6
- 235000016623 Fragaria vesca Nutrition 0.000 description 6
- 235000011363 Fragaria x ananassa Nutrition 0.000 description 6
- 239000003899 bactericide agent Substances 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- 230000001954 sterilising effect Effects 0.000 description 6
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- 238000005259 measurement Methods 0.000 description 5
- 238000004659 sterilization and disinfection Methods 0.000 description 5
- 230000001225 therapeutic effect Effects 0.000 description 5
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 4
- 235000007688 Lycopersicon esculentum Nutrition 0.000 description 4
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 4
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 4
- 240000003768 Solanum lycopersicum Species 0.000 description 4
- 230000000855 fungicidal effect Effects 0.000 description 4
- 231100000053 low toxicity Toxicity 0.000 description 4
- 230000010534 mechanism of action Effects 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 238000010998 test method Methods 0.000 description 4
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- 231100000820 toxicity test Toxicity 0.000 description 4
- 241001465180 Botrytis Species 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- RCEAADKTGXTDOA-UHFFFAOYSA-N OS(O)(=O)=O.CCCCCCCCCCCC[Na] Chemical compound OS(O)(=O)=O.CCCCCCCCCCCC[Na] RCEAADKTGXTDOA-UHFFFAOYSA-N 0.000 description 3
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- YDEXUEFDPVHGHE-GGMCWBHBSA-L disodium;(2r)-3-(2-hydroxy-3-methoxyphenyl)-2-[2-methoxy-4-(3-sulfonatopropyl)phenoxy]propane-1-sulfonate Chemical compound [Na+].[Na+].COC1=CC=CC(C[C@H](CS([O-])(=O)=O)OC=2C(=CC(CCCS([O-])(=O)=O)=CC=2)OC)=C1O YDEXUEFDPVHGHE-GGMCWBHBSA-L 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
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- 240000008574 Capsicum frutescens Species 0.000 description 2
- 241000233866 Fungi Species 0.000 description 2
- WLLGXSLBOPFWQV-UHFFFAOYSA-N MGK 264 Chemical compound C1=CC2CC1C1C2C(=O)N(CC(CC)CCCC)C1=O WLLGXSLBOPFWQV-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 235000012211 aluminium silicate Nutrition 0.000 description 2
- 230000002528 anti-freeze Effects 0.000 description 2
- 239000000440 bentonite Substances 0.000 description 2
- 229910000278 bentonite Inorganic materials 0.000 description 2
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 2
- 239000001390 capsicum minimum Substances 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
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- 230000000857 drug effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- XUZHLZDRCCUWEV-UHFFFAOYSA-N formaldehyde;methyl naphthalene-1-sulfonate Chemical compound O=C.C1=CC=C2C(S(=O)(=O)OC)=CC=CC2=C1 XUZHLZDRCCUWEV-UHFFFAOYSA-N 0.000 description 2
- 230000002538 fungal effect Effects 0.000 description 2
- 235000011187 glycerol Nutrition 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 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 2
- 230000002045 lasting effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 244000052769 pathogen Species 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- QJBZDBLBQWFTPZ-UHFFFAOYSA-N pyrrolnitrin Chemical compound [O-][N+](=O)C1=C(Cl)C=CC=C1C1=CNC=C1Cl QJBZDBLBQWFTPZ-UHFFFAOYSA-N 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
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- 235000013311 vegetables Nutrition 0.000 description 2
- 229920001285 xanthan gum Polymers 0.000 description 2
- UHPMCKVQTMMPCG-UHFFFAOYSA-N 5,8-dihydroxy-2-methoxy-6-methyl-7-(2-oxopropyl)naphthalene-1,4-dione Chemical compound CC1=C(CC(C)=O)C(O)=C2C(=O)C(OC)=CC(=O)C2=C1O UHPMCKVQTMMPCG-UHFFFAOYSA-N 0.000 description 1
- FRXSZNDVFUDTIR-UHFFFAOYSA-N 6-methoxy-1,2,3,4-tetrahydroquinoline Chemical compound N1CCCC2=CC(OC)=CC=C21 FRXSZNDVFUDTIR-UHFFFAOYSA-N 0.000 description 1
- 241000223600 Alternaria Species 0.000 description 1
- 241000222195 Ascochyta Species 0.000 description 1
- 241000235349 Ascomycota Species 0.000 description 1
- 241000228212 Aspergillus Species 0.000 description 1
- 240000002791 Brassica napus Species 0.000 description 1
- 235000006008 Brassica napus var napus Nutrition 0.000 description 1
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 1
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 241000371644 Curvularia ravenelii Species 0.000 description 1
- MHZGKXUYDGKKIU-UHFFFAOYSA-N Decylamine Chemical compound CCCCCCCCCCN MHZGKXUYDGKKIU-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 241000223218 Fusarium Species 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- 241000221960 Neurospora Species 0.000 description 1
- 244000061176 Nicotiana tabacum Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 241000228143 Penicillium Species 0.000 description 1
- 102000011195 Profilin Human genes 0.000 description 1
- 108050001408 Profilin Proteins 0.000 description 1
- 102000001253 Protein Kinase Human genes 0.000 description 1
- 241001361634 Rhizoctonia Species 0.000 description 1
- 241000813090 Rhizoctonia solani Species 0.000 description 1
- 241000221696 Sclerotinia sclerotiorum Species 0.000 description 1
- 229930182558 Sterol Natural products 0.000 description 1
- 102000004357 Transferases Human genes 0.000 description 1
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- 235000021307 Triticum Nutrition 0.000 description 1
- 244000098338 Triticum aestivum Species 0.000 description 1
- 238000013019 agitation Methods 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
- 150000008059 anilinopyrimidines Chemical class 0.000 description 1
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- OOCMUZJPDXYRFD-UHFFFAOYSA-L calcium;2-dodecylbenzenesulfonate Chemical compound [Ca+2].CCCCCCCCCCCCC1=CC=CC=C1S([O-])(=O)=O.CCCCCCCCCCCCC1=CC=CC=C1S([O-])(=O)=O OOCMUZJPDXYRFD-UHFFFAOYSA-L 0.000 description 1
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- 238000003958 fumigation Methods 0.000 description 1
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- 150000002460 imidazoles Chemical class 0.000 description 1
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Abstract
The invention relates to an agricultural bactericidal composition which is prepared by compounding fludioxonil (A) and any (B) of other active ingredients such as prochloraz, pyrimethanil, procymidone, iprodione, dimethachlon and diethofencarb, wherein the mass proportion between A and B is 50:1-1:50, and the rest components are auxiliary elements that are allowed to be used in pesticide and can be accepted. The bactericidal composition can be made into wetting powder, missible oil, suspending agent, water dispersible granules, emulsion in water, microemulsion and the like by the known method.After A is compounded with B according to a certain proportion, the bactericidal composition has remarkable synergistic effect and can be used for controlling gray mold of crops.
Description
Technical field
The present invention relates to a kind of bactericidal composition, especially a kind of combination sterilization composition that contains fludioxonil.
Background technology
Owing to single drug and other unscientific application method, various crop pathogen such as white powder germ, ash arrhizus bacteria etc. have produced resistance, become a great problem of chemical control in recent years.Because germ produces resistance, causes frequent dispenser and causes peasant burden to increase the weight of and increasing environmental pollution.According to research both at home and abroad, ash arrhizus bacteria has produced resistance to medicaments such as phonetic mould amine, the mould prestige of second, procymidone, iprodiones.In order to tackle people, delay the drug-fast generation of germ, and effectively utilize existing pesticide species resource, thereby the agriculture chemical compounding kind of development of new is significant food security and the more and more higher requirement of living environment.
Fludioxonil (Fludioxonil) is a kind of new pyrrole class non-internal-absorting wide-spectrum bactericide of Syngenta Co.,Ltd's development and production; it derives from the natural products pyrrolnitrin; the mechanism of action is by suppressing the relevant transferase of thalline glucose phosphorylated; and the growth of inhibition fungal mycelium, cause germ death.The microbial diseases of cause of disease such as Alternaria, Ascochyta, aspergillus, Fusarium, Helminthosporium, Rhizoctonia and Penicillium are had good protection and therapeutic action, be used for the rotten sickle spore bacterium of control snow, wheat black rot, rhizoctonia solani etc.
Summary of the invention
The purpose of this invention is to provide a kind of efficient, safety, environmental protection and help the combination sterilization composition that contains fludioxonil of germ resistance management.
Fludioxonil combination sterilization composition of the present invention is an active ingredient with fludioxonil (A), any (B) in other active component Prochlorazs, phonetic mould amine, procymidone, iprodione, dimethachlon and the mould prestige of second is another active ingredient, wherein the mass ratio of A and B is 50: 1～1: 50, and all the other are to allow in the agricultural chemicals to use and the acceptable auxiliary element.
As a kind of improvement of the present invention, the mass ratio of effective constituents A and B is preferred 20: 1～1: 20 in the described bactericidal composition.
Active ingredient B in the technical solution of the present invention is any of Prochloraz, phonetic mould amine, procymidone, iprodione, dimethachlon or the mould prestige of second, wherein:
Prochloraz (Prochloraz) is a kind of efficient, wide spectrum, low toxicity type imidazoles bactericide, inhales multiple actions such as conduction, prevention protection treatment in having.Work by the biosynthesis that suppresses sterol, suction conduction in plant corpus, having in, the multiple diseases that causes for sac fungi and imperfect fungus has tangible preventive effect.
Phonetic mould amine (Pyrimethanil) belongs to the anilino-pyrimidine series bactericidal agent, it is a kind of efficient, the low toxicity bactericide of preventing and treating gray mold, inhale conduction and fumigation action in having, its mechanism of action uniqueness, stop infecting of germ and kill pathogens by the generation that suppresses the infection process enzyme, the gray mold on the various crop is had excellent prevention, treats and root out effect.
Iprodione (Iprodione) is a kind of dicarboximide fungicide of wide spectrum, and high-efficiency low-toxicity has interior absorption, has good protection and therapeutic action concurrently.The mechanism of action is the Profilin kinases, control the interior signal of cell of many cell functions, comprise that carbohydrate is in conjunction with the interference effect that enters fungal cell's component, therefore, it both can suppress fungus spore germination and generation, also can suppress mycelial growth, each developmental stage to pathogen history of life has effect simultaneously.Germs such as Botrytis, neurospora, Sclerotinia, bulbil genus had good control efficiency.
Procymidone (Pyrimethanil) is a kind of interior absorption dicarboximide fungicide with protection and therapeutic action, and the lasting period is long, and Botrytis and Sclerotinia fungi are had special efficacy, can prevent and treat gray mold, the stalk break of fruit tree, vegetable crop.
Dimethachlon (Dimetachlon) is the new and effective low toxicity bactericide of a kind of imines class, have direct sterilization, in ooze the long characteristic of therapeutic action, the longevity of residure, better to sclerotinia rot of colza and the sick preventive effect of the red raw meat of tobacco.
The mould one-tenth of second (Diethofencarb) is a kind of carbamate fungicide of interior absorption, has protection and therapeutic action, the drug effect height, and the lasting period is long, is used to prevent and treat the germ disease of Botrytis.
Above-mentioned active component all is bactericide well known in the art, can buy by various commercial channel.
Except fludioxonil and other active components, comprise also in the bactericidal composition of the present invention that auxiliary agent such as solvent, dispersant, emulsifier, stabilizing agent, antifreezing agent, wetting agent and other are of value to the known substance of active ingredient stable and drug effect performance in preparation, all be the various compositions of using or allow use in the pesticidal preparations always, be not particularly limited, concrete composition and consumption require to determine by simple experiment according to prescription.
Bactericidal composition of the present invention can be prepared into known method and be fit to any one formulation that agricultural is used, reasonable formulation is wetting powder, missible oil, suspending agent, water dispersible granules, aqueous emulsion and microemulsion, and the quality percentage composition of active ingredient is 5%-85% in the preparation.
Product described in the invention (composition) can the finished product preparation form provide, and promptly each material mixes in the composition, and the composition of composition also can provide with single agent form, directly directly mixes in bucket or jar before the use, is diluted to required concentration then.
Bactericidal composition of the present invention can be used to prevent and treat the disease on the various crop such as cereal class, vegetables, cotton, fruit tree, is particularly useful for preventing and treating the gray mold on the fruit and vegetables.Composition of the present invention can be used by common method, and as cast, seed dressing, spraying, dusting or be fuming, its amount of application is with weather condition or crop state variation.
Compared with prior art, beneficial effect of the present invention is: 1. composition is made up of two kinds of different active ingredients of mechanism of action, have obvious role in synergism with certain proportion after composite, improved control efficiency, also help overcoming simultaneously and delay the drug-fast generation of germ; 2. medicament is mixed and has reduced dosage, thereby has reduced cost and the pollution that has alleviated environment.
Embodiment
The combination of active principles of different agricultural chemicals is made agricultural chemicals, is a kind of mode effectively and efficiently that exploitation at present and development novel pesticide and control agricultural go up the resistance germ.The agricultural chemicals of different cultivars shows three kinds of type of action after mixing usually, and promptly summation action, synergistic effect and antagonism act on but which kind of is specially, and be unpredictable, has only by a large amount of tests and just can know.Compound synergic is well filled a prescription, and can obviously improve actual control efficiency, and reduce the usage amount of agricultural chemicals, thereby help to delay the drug-fast generation speed of germ, be the important means of integrated control disease.
The inventor is by a large amount of screening tests, find that any combination antagonism ash arrhizus bacteria in fludioxonil and other active component Prochlorazs, phonetic mould amine, procymidone, iprodione, dimethachlon and the mould prestige of second has remarkable role in synergy, and be not only the simple addition (seeing biologicall test example 1,2,3,4 for details) of two kinds of medicaments.
Biologicall test example 1: the composite Toxicity Determination of fludioxonil and Prochloraz to botrytis cinerea pers
Subjects: the botrytis cinerea pers that picks up from the field
Test method: with reference to " the agricultural industry criteria NY/T1156.2-2006 of the People's Republic of China (PRC) ", the mycelial growth rate method.With gray mold of cucumber bacteria strain PDA medium culture, when treating that bacterium colony grows to culture dish 3/4ths size, be that the card punch of 5mm punches from the edge with internal diameter, the mycelia piece that breaks into is used as inoculum.Get the soup 5mL for preparing and quantitative 75mL sterilising medium respectively and mix, make 4 pastille flat boards, be mixed into contrast with equivalent sterile water and medium.The fast inversion of mycelia is connected to dull and stereotyped central authorities, and in 28 ℃ of incubators, cultivates.Behind the 96h, measure colony diameter, calculate and respectively handle clean amount of growth, mycelial growth inhibition rate with the right-angled intersection method.
Clean amount of growth (mm)=measurement colony diameter-5
Mycelial growth inhibition rate (%)=[(the clean amount of growth of the clean amount of growth-processed group of control group)/clean amount of growth of control group] * 100
Mycelial growth inhibition rate is converted into probability value (y), and liquor strength (μ g/ml) converts logarithm value (x) to, calculates concentration EC in virulence equation and the inhibition with method of least squares
50, according to the toxicity index and the co-toxicity coefficient (CTC) of the abundant method calculating of Sun Yun medicament.
Actual measurement toxicity index (ATI)=(standard medicament EC
50/ reagent agent EC
50) * 100
The percentage composition of B in percentage composition+B medicament toxicity index * mixture of A in theoretical toxicity index (TTI)=A medicament toxicity index * mixture
Co-toxicity coefficient (CTC)=[mixture actual measurement toxicity index (the ATI)/theoretical toxicity index (TTI) of mixture] * 100
When CTC≤80, then the composition performance is for antagonism, and when 80＜CTC＜120, then the composition performance is for summation action, and when CTC 〉=120, then the composition performance is synergistic effect.Toxicity test the results are shown in Table 1.
Measurement result shows that fludioxonil and Prochloraz have synergistic effect to botrytis cinerea pers between proportioning 50: 1～1: 50, and co-toxicity coefficient is all more than 120.
The composite Toxicity Determination result of table 1 fludioxonil and Prochloraz to botrytis cinerea pers
| Handle | ??EC 50(μg/mL) | ??ATI | ??TTI | Co-toxicity coefficient CTC |
| Prochloraz | ??0.155 | ??100.0 | ??/ | ?/ |
| Fludioxonil | ??0.036 | ??430.6 | ??/ | ?/ |
| Fludioxonil 50: Prochloraz 1 | ??0.116 | ??133.6 | ??106.5 | ?125.5 |
| Fludioxonil 30: Prochloraz 1 | ??0.094 | ??164.9 | ??110.7 | ?149.0 |
| Fludioxonil 20: Prochloraz 1 | ??0.083 | ??186.7 | ??115.7 | ?161.3 |
| Fludioxonil 9: Prochloraz 1 | ??0.061 | ??254.1 | ??133.1 | ?191.0 |
| Fludioxonil 1: Prochloraz 1 | ??0.026 | ??596.2 | ??265.3 | ?224.7 |
| Fludioxonil 1: Prochloraz 6 | ??0.019 | ??815.8 | ??383.3 | ?212.8 |
| Fludioxonil 1: Prochloraz 10 | ??0.021 | ??738.1 | ??400.5 | ?184.3 |
| Fludioxonil 1: Prochloraz 20 | ??0.022 | ??704.5 | ??414.8 | ?169.8 |
| Fludioxonil 1: Prochloraz 40 | ??0.026 | ??596.2 | ??422.5 | ?141.1 |
| Fludioxonil 1: Prochloraz 50 | ??0.029 | ??534.5 | ??424.1 | ?126.0 |
Biologicall test example 2: fludioxonil and iprodione are to the Toxicity Determination of botrytis cinerea
Subjects: the botrytis cinerea that picks up from the field
Test method: with reference to " the agricultural industry criteria NY/T1156.2-2006 of the People's Republic of China (PRC) ", the mycelial growth rate method.Test, statistical method are with biologicall test example 1.Toxicity test the results are shown in Table 2.
Measurement result shows that fludioxonil and iprodione have synergistic effect to botrytis cinerea between proportioning 50: 1～1: 50, and especially between 20: 1～1: 20, synergy is more obvious, and co-toxicity coefficient is all more than 165.
Table 2 fludioxonil and iprodione are to the Toxicity Determination result of botrytis cinerea
| Handle | ??EC 50(μg/mL) | ??ATI | ??TTI | Co-toxicity coefficient CTC |
| Iprodione | ??0.231 | ??100.0 | ??/ | ?/ |
| Fludioxonil | ??0.026 | ??888.5 | ??/ | ?/ |
| Fludioxonil 50: iprodione 1 | ??0.154 | ??150.0 | ??115.5 | ??129.9 |
| Fludioxonil 30: iprodione 1 | ??0.125 | ??184.8 | ??125.4 | ??147.3 |
| Fludioxonil 20: iprodione 1 | ??0.098 | ??235.7 | ??137.5 | ??171.4 |
| Fludioxonil 9: iprodione 1 | ??0.067 | ??344.8 | ??178.8 | ??192.8 |
| Fludioxonil 1: iprodione 1 | ??0.021 | ??1100.0 | ??494.2 | ??222.6 |
| Fludioxonil 1: iprodione 6 | ??0.015 | ??1540.0 | ??775.8 | ??198.5 |
| Fludioxonil 1: iprodione 10 | ??0.015 | ??1540.0 | ??816.8 | ??188.5 |
| Fludioxonil 1: iprodione 20 | ??0.016 | ??1443.8 | ??850.9 | ??169.7 |
| Fludioxonil 1: iprodione 40 | ??0.019 | ??1215.8 | ??869.2 | ??139.9 |
| Fludioxonil 1: iprodione 50 | ??0.022 | ??1050.0 | ??873.0 | ??120.3 |
Biologicall test example 3: the composite Toxicity Determination of fludioxonil and procymidone to the grape grey mould bacterium
Subjects: the grape grey mould bacterium of picking up from the field
Test method: with reference to " the agricultural industry criteria NY/T1156.2-2006 of the People's Republic of China (PRC) ", the mycelial growth rate method.Test, statistical method are with biologicall test example 1.Toxicity test the results are shown in Table 3.
Result's (table 3) shows that fludioxonil and procymidone have synergistic effect to the grape grey mould bacterium between proportioning 50: 1～1: 50, and co-toxicity coefficient is all more than 120.
The composite Toxicity Determination result of table 3 fludioxonil and procymidone to the grape grey mould bacterium
| Handle | ??EC 50(μg/mL) | ??ATI | ??TTI | Co-toxicity coefficient CTC |
| Procymidone | ??1.265 | ??100.0 | ??/ | ?/ |
| Fludioxonil | ??0.061 | ??2073.8 | ??/ | ?/ |
| Fludioxonil 50: procymidone 1 | ??0.751 | ??168.4 | ??138.7 | ?121.4 |
| Fludioxonil 30: procymidone 1 | ??0.542 | ??233.4 | ??163.7 | ?142.6 |
| Fludioxonil 20: procymidone 1 | ??0.412 | ??307.0 | ??194.0 | ?158.3 |
| Fludioxonil 9: procymidone 1 | ??0.251 | ??504.0 | ??297.4 | ?169.5 |
| Fludioxonil 1: procymidone 1 | ??0.061 | ??2073.8 | ??1086.9 | ?190.8 |
| Fludioxonil 1: procymidone 6 | ??0.041 | ??3085.4 | ??1791.8 | ??172.2 |
| Fludioxonil 1: procymidone 10 | ??0.041 | ??3085.4 | ??1894.3 | ??162.9 |
| Fludioxonil 1: procymidone 20 | ??0.042 | ??3011.9 | ??1979.8 | ??152.1 |
| Fludioxonil 1: procymidone 40 | ??0.045 | ??2811.1 | ??2025.6 | ??138.8 |
| Fludioxonil 1: procymidone 50 | ??0.050 | ??2530.0 | ??2035.1 | ??124.3 |
Biologicall test example 4: fludioxonil and Pyrimethanil compositional are to the Toxicity Determination of grey mould fruit rot of strawberry bacterium
Subjects: the grey mould fruit rot of strawberry bacterium of picking up from the field
Test method: with reference to " the agricultural industry criteria NY/T1156.2-2006 of the People's Republic of China (PRC) ", the mycelial growth rate method.Test, statistical method are with biologicall test example 1.Toxicity test the results are shown in Table 4.
Result's (table 4) shows that fludioxonil and phonetic mould amine have synergistic effect to the grey mould fruit rot of strawberry bacterium between proportioning 50: 1～1: 50, and especially between 20: 1～1: 20, synergistic effect is more obvious, and co-toxicity coefficient is all more than 165.
Table 4 fludioxonil and Pyrimethanil compositional are to the Toxicity Determination result of grey mould fruit rot of strawberry bacterium
| Handle | ??EC 50(μg/mL) | ??ATI | ??TTI | Co-toxicity coefficient CTC |
| Phonetic mould amine | ??1.551 | ??100.0 | ??/ | ??/ |
| Fludioxonil | ??0.047 | ??3300.0 | ??/ | ??/ |
| Fludioxonil 50: phonetic mould amine 1 | ??0.778 | ??199.4 | ??162.7 | ??122.5 |
| Fludioxonil 30: phonetic mould amine 1 | ??0.542 | ??286.2 | ??203.2 | ??140.8 |
| Fludioxonil 20: phonetic mould amine 1 | ??0.371 | ??418.1 | ??252.4 | ??165.6 |
| Fludioxonil 9: phonetic mould amine 1 | ??0.201 | ??771.6 | ??420.0 | ??183.7 |
| Fludioxonil 1: phonetic mould amine 1 | ??0.041 | ??3782.9 | ??1700.0 | ??222.5 |
| Fludioxonil 1: phonetic mould amine 6 | ??0.027 | ??5744.4 | ??2842.9 | ??202.1 |
| Fludioxonil 1: phonetic mould amine 10 | ??0.028 | ??5539.3 | ??3009.1 | ??184.1 |
| Fludioxonil 1: phonetic mould amine 20 | ??0.029 | ??5348.3 | ??3147.6 | ??169.9 |
| Fludioxonil 1: phonetic mould amine 40 | ??0.034 | ??4561.8 | ??3222.0 | ??141.6 |
| Fludioxonil 1: phonetic mould amine 50 | ??0.037 | ??4191.9 | ??3237.3 | ??129.5 |
Bioassay results shows, in fludioxonil and other active component Prochlorazs, phonetic mould amine, procymidone, iprodione, dimethachlon and the mould prestige of second any is composite between proportioning 50: 1～1: 50, co-toxicity coefficient is all more than 120, ash arrhizus bacteria had synergistic effect, especially between 20: 1～1: 20, synergistic effect is more obvious.
Fungicidal composition of the present invention can be prepared into known method and be fit to any one formulation that agricultural is used, reasonable formulation is wetting powder, missible oil, suspending agent, water dispersible granules, aqueous emulsion and microemulsion, and the quality percentage composition of active ingredient is 5%-85% in the preparation.
In order to make purpose of the present invention, technical scheme and advantage clearer, the present invention describes with following specific embodiment, but the present invention is limited to these examples absolutely not.The following stated only is the present invention embodiment preferably, only in order to explain the present invention, can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that all any modifications of being made within the spirit and principles in the present invention, be equal to 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.Percentage all is weight percentage in all prescriptions.The processing technology of the various preparations of the present composition is prior art, can change to some extent according to different situations.
Embodiment 1:51% fludioxonil Prochloraz wetting powder
Fludioxonil 50%
Prochloraz 1%
Lauryl sodium sulfate (wetting agent) 2%
Sodium lignin sulfonate (dispersant) 5%
White carbon black (filler) 10%
Kaolin (filler) complements to 100%
Active component, various auxiliary agent and filler etc. are fully mixed in the ratio of prescription, after ultrafine crusher is pulverized, promptly get 51% fludioxonil Prochloraz wetting powder.
Prochloraz among this embodiment can replace with phonetic mould amine, procymidone, iprodione, dimethachlon or the mould one-tenth of second, forms new embodiment.
This embodiment is used to prevent and treat gray mold of cucumber.51% fludioxonil Prochloraz wetting powder is pressed the spraying of 100ga.i./ha thin up, and 7 days control efficiency is 91.7% behind the medicine.100ga.i./ha pressed by 2.5% fludioxonil suspending agent and 25% Prochloraz missible oil is pressed 300g a.i./ha, uses with quadrat method and uses, and 7 days preventive effect is respectively 86.7% and 83.5% behind the medicine.The synergistic effect of the composite back of fludioxonil and Prochloraz is obvious, and significantly better than single agent, and the consumption of active ingredient also obviously reduces to the preventive effect of gray mold of cucumber.
The phonetic mould amine suspending agent of embodiment 2:31% fludioxonil
Fludioxonil 30%
Phonetic mould amine 1%
Methyl naphthalene sulfonate formaldehyde condensate (wetting agent) 10%
Xanthans (thickener) 2%
Bentonite (thickener) 1%
The newborn 600# phosphate of farming (dispersant) 3%
Glycerine (antifreeze) 5%
Water complements to 100%.
The ratio of each component such as active component, dispersant, wetting agent and water in prescription mixed, after grinding and/or high speed shear, obtain the phonetic mould amine suspending agent of 31% fludioxonil.
Phonetic mould amine among this embodiment can replace with the mould prestige of Prochloraz, procymidone, iprodione, dimethachlon or second, forms new embodiment.
This embodiment is used to prevent and treat grey mould fruit rot of strawberry.The phonetic mould amine suspending agent of 31% fludioxonil is pressed the spraying of 100g a.i./ha thin up, and 7 days control efficiency is 92.5% behind the medicine.100g a.i./ha pressed by 2.5% fludioxonil suspending agent and 40% phonetic mould amine suspending agent is pressed 400g a.i./ha, uses with quadrat method and uses, and 7 days preventive effect is respectively 85.7% and 83.2% behind the medicine.Synergistic effect is obvious behind fludioxonil and the Pyrimethanil compositional, and significantly better than single agent, and the consumption of active ingredient also obviously reduces to the preventive effect of grey mould fruit rot of strawberry.
Embodiment 3:42% fludioxonil iprodione suspending agent
Fludioxonil 40%
Iprodione 2%
Methyl naphthalene sulfonate formaldehyde condensate (wetting agent) 10%
Xanthans (thickener) 2%
Bentonite (thickener) 1%
The newborn 600# phosphate of farming (dispersant) 3%
Glycerine (antifreeze) 5%
Water complements to 100%.
The ratio of each component such as active component, dispersant, wetting agent and water in prescription mixed, after grinding and/or high speed shear, obtain 42% fludioxonil iprodione suspending agent.
Iprodione among this embodiment can replace with Prochloraz, procymidone, phonetic mould amine, dimethachlon or the mould prestige of second, forms new embodiment.
This embodiment is used to prevent and treat graw mold of tomato.42% fludioxonil iprodione suspending agent is pressed the spraying of 100g a.i./ha thin up, and 7 days control efficiency is 93.8% behind the medicine.100g a.i./ha pressed by 2.5% fludioxonil suspending agent and 50% iprodione suspending agent is pressed 400g a.i./ha, uses with quadrat method and uses, and 7 days preventive effect is respectively 88.7% and 80.4% behind the medicine.Synergistic effect is obvious behind fludioxonil and the iprodione, and significantly better than single agent, and the consumption of active ingredient also obviously reduces to the preventive effect of graw mold of tomato.
Embodiment 4:10% fludioxonil prochloraz aqueous emulsion
Fludioxonil 9%
Prochloraz 1%
N-Methyl pyrrolidone (solvent) 10%
Calcium dodecyl benzene sulfonate (emulsifier) 5%
The newborn 600# of farming (emulsifier) 5%
Water complements to 100%
Former medicine, solvent, emulsifier are added together, make and be dissolved into even oil phase; Under high-speed stirred, oil phase is mixed with water, make 10% fludioxonil prochloraz aqueous emulsion.
Prochloraz among this embodiment can replace with phonetic mould amine, procymidone, iprodione, dimethachlon or the mould prestige of second, forms new embodiment.
This embodiment is used to prevent and treat the capsicum gray mold.10% fludioxonil Prochloraz suspending agent is pressed the spraying of 100g a.i./ha thin up, and 7 days control efficiency is 93.1% behind the medicine.100g a.i./ha pressed by 2.5% fludioxonil suspending agent and 25% Prochloraz missible oil is pressed 300g a.i./haa, uses with quadrat method and uses, and 7 days preventive effect is respectively 85.7% and 82.4% behind the medicine.The synergistic effect of the composite back of fludioxonil and Prochloraz is obvious, and significantly better than single agent, and the consumption of active ingredient also obviously reduces to the preventive effect of capsicum gray mold.
Embodiment 5:15% fludioxonil iprodione microemulsion
Fludioxonil 7.5%
Iprodione 7.5%
N-Methyl pyrrolidone (solvent) 10%
Isopropyl alcohol (solvent) 15%
The newborn 600# of farming (emulsifier) 5%
The newborn 1601# of farming (emulsifier) 5%
Water complements to 100%
Former medicine, solvent, emulsifier are added together, make and be dissolved into even oil phase; Under agitation, oil phase is mixed with water, make 15% fludioxonil iprodione microemulsion.
Iprodione among this embodiment can replace with Prochloraz, procymidone, phonetic mould amine, dimethachlon or the mould prestige of second, forms new embodiment.
This embodiment is used to prevent and treat grape grey mould.15% fludioxonil iprodione microemulsion is pressed the spraying of 200g a.i./ha thin up, and 7 days control efficiency is 95.7% behind the medicine.100g a.i./ha pressed by 2.5% fludioxonil suspending agent and 50% iprodione suspending agent is pressed 400g a.i./ha, uses with quadrat method and uses, and 7 days preventive effect is respectively 88.7% and 85.4% behind the medicine.Synergistic effect is obvious behind fludioxonil and the iprodione, and significantly better than single agent, and the consumption of active ingredient also obviously reduces to the preventive effect of grape grey mould.
Embodiment 6:21% fludioxonil procymidone missible oil
Fludioxonil 3%
Procymidone 18%
N-Methyl pyrrolidone (cosolvent) 10%
The newborn 1601# of farming (emulsifier) 5%
The newborn 500# of farming (emulsifier) 5%
Dimethylbenzene (solvent) complements to 100%.
Active component, emulsifier and the auxiliary agent ratio in prescription is added in the mixing kettle successively, stir, make 21% fludioxonil procymidone missible oil.
Procymidone among this embodiment can replace with Prochloraz, iprodione, phonetic mould amine, dimethachlon or the mould prestige of second, forms new embodiment.
This embodiment is used to prevent and treat grape grey mould.21% fludioxonil procymidone missible oil is pressed the spraying of 200g a.i./ha thin up, and 7 days control efficiency is 95.1% behind the medicine.100g a.i./ha pressed by 2.5% fludioxonil suspending agent and 50% procymidone wetting powder is pressed 400g a.i./ha, uses with quadrat method and uses, and 7 days preventive effect is respectively 88.7% and 81.2% behind the medicine.The synergistic effect of the composite back of fludioxonil and procymidone is obvious, and significantly better than single agent, and the consumption of active ingredient also obviously reduces to the preventive effect of grape grey mould.
Embodiment 7:21% fludioxonil dimethachlon missible oil
Fludioxonil 1%
Dimethachlon 20%
N-Methyl pyrrolidone (cosolvent) 10%
The newborn 1601# of farming (emulsifier) 5%
The newborn 500# of farming (emulsifier) 5%
Dimethylbenzene (solvent) complements to 100%.
Active component, emulsifier and the auxiliary agent ratio in prescription is added in the mixing kettle successively, stir, make 21% fludioxonil dimethachlon missible oil.
Dimethachlon among this embodiment can replace with Prochloraz, procymidone, phonetic mould amine, iprodione or the mould prestige of second, forms new embodiment.
This embodiment is used to prevent and treat gray mold of cucumber.21% fludioxonil dimethachlon missible oil is pressed the spraying of 200g a.i./ha thin up, and 7 days control efficiency is 93.9% behind the medicine.100g a.i./ha pressed by 2.5% fludioxonil suspending agent and 50% dimethachlon wetting powder is pressed 400g a.i./ha, uses with quadrat method and uses, and 7 days preventive effect is respectively 86.7% and 79.8% behind the medicine.The synergistic effect of the composite back of fludioxonil and dimethachlon is obvious, and significantly better than single agent, and the consumption of active ingredient also obviously reduces to the preventive effect of gray mold of cucumber.
The mould prestige water dispersible granules of embodiment 8:82% fludioxonil second
Fludioxonil 2%
The mould prestige 80% of second
Negel (wetting agent) 5%
Sodium lignin sulfonate (dispersant) 7%
Lauryl sodium sulfate (dispersant) 2%
Ammonium sulfate (disintegrant) 5%
Precipitated calcium carbonate (filler) complements to 100%.
Active component, dispersant, wetting agent, disintegrant and the filler ratio in prescription is mixed, become wetting powder, add a certain amount of water mixing extruding again and make material, obtain the mould prestige water-dispersible granules of 82% fludioxonil second after the drying screening through comminution by gas stream.
The mould prestige of second among this embodiment can replace with Prochloraz, procymidone, phonetic mould amine, iprodione or dimethachlon, forms new embodiment.
This embodiment is used to prevent and treat graw mold of tomato.The mould prestige water-dispersible granules of 82% fludioxonil second is pressed the spraying of 200ga.i./ha thin up, and 7 days control efficiency is 90.8% behind the medicine.100ga.i./ha pressed by 2.5% fludioxonil suspending agent and the mould prestige wetting powder of 65% second is pressed 500g a.i./ha, uses with quadrat method and uses, and 7 days preventive effect is respectively 88.7% and 80.5% behind the medicine.The synergistic effect of the composite back of the mould prestige of fludioxonil and second is obvious, and significantly better than single agent, and the consumption of active ingredient also obviously reduces to the preventive effect of graw mold of tomato.
The phonetic mould amine wetting powder of embodiment 9:51% fludioxonil
Fludioxonil 1%
Phonetic mould amine 50%
Lauryl sodium sulfate (wetting agent) 2%
Sodium lignin sulfonate (dispersant) 5%
White carbon black (filler) 10%
Kaolin (filler) complements to 100%
Active component, various auxiliary agent and filler etc. are fully mixed in the ratio of prescription, after ultrafine crusher is pulverized, promptly get the phonetic mould amine wetting powder of 51% fludioxonil.
Phonetic mould amine among this embodiment can replace with the mould prestige of Prochloraz, procymidone, iprodione, dimethachlon or second, forms new embodiment.
This embodiment is used to prevent and treat gray mold of cucumber.The phonetic mould amine wetting powder of 51% fludioxonil is pressed the spraying of 200ga.i./ha thin up, and 7 days control efficiency is 89.6% behind the medicine.100ga.i./ha pressed by 2.5% fludioxonil suspending agent and 40% phonetic mould amine suspending agent is pressed 400g a.i./ha, uses with quadrat method and uses, and 7 days preventive effect is respectively 86.7% and 81.2% behind the medicine.Synergistic effect is obvious behind fludioxonil and the Pyrimethanil compositional, and significantly better than single agent, and the consumption of active ingredient also obviously reduces to the preventive effect of gray mold of cucumber.
Claims (6)
1, a kind of bactericidal composition, it is characterized in that active ingredient is any (B) in fludioxonil (A) and other active component Prochlorazs, phonetic mould amine, procymidone, iprodione, dimethachlon and the mould prestige of second, the mass ratio of effective constituents A and B is 50: 1～1: 50.
2, composition according to claim 1 is characterized in that: the mass ratio of effective constituents A and B is 20: 1～1: 20.
3, according to each described bactericidal composition in the claim 1 to 2, it is characterized in that: the quality percentage composition of active ingredient is 5%-85% in the described bactericidal composition.
4, bactericidal composition according to claim 3 is characterized in that: the formulation of described bactericidal composition is wetting powder, missible oil, suspending agent, water dispersible granules, aqueous emulsion and microemulsion.
5, the described bactericidal composition of claim 1, the application on control of crop disease.
6, the application of bactericidal composition according to claim 5 is characterized in that: described disease is a gray mold.
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