CN104957143A - Insecticide composition containing fluxapyroxad and fludioxonil - Google Patents
Insecticide composition containing fluxapyroxad and fludioxonil Download PDFInfo
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- CN104957143A CN104957143A CN201510349966.0A CN201510349966A CN104957143A CN 104957143 A CN104957143 A CN 104957143A CN 201510349966 A CN201510349966 A CN 201510349966A CN 104957143 A CN104957143 A CN 104957143A
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- fludioxonil
- acid amides
- azoles bacterium
- fluorine azoles
- bacterium acid
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Abstract
The invention discloses an insecticide composition containing fluxapyroxad and fludioxonil. Effective constituents include the fluxapyroxad and the fludioxonil, the rest is an inert ingredient, the weight ratio of the fluxapyroxad to the fludioxonil ranges from 1:5 to 5:1, and the total weight of the fluxapyroxad and the fludioxonil accounts for 1%-90% of the weight of the composition; according to practical application requirements, the insecticide composition can be manufactured into one of an emulsion in water, a microemulsion, a suspending agent, wettable powder and a water dispersible granule, and is used for preventing and treating botrytis cinerea and a mango anthracnose disease. The insecticide composition is rapid in pesticide effect taking, long in lasting period, low in using cost and convenient to use, saves time and labor, and has the huge economic benefit and the huge social benefit on application and popularization.
Description
Technical field
The present invention relates to a kind of agricultural bactericidal composition, is with fluorine azoles bacterium acid amides and fludioxonil for active ingredient, for preventing and treating graw mold of tomato, mango anthracnose.
Background technology
The resistance problem of agricultural disease is a global problem, is the emphasis problem that agricultural science and technology worker pays close attention to always.Along with the continuity year in year out of disease chemical control, the increase of Pesticide use amount and not scientifical use agricultural chemicals, germ resistance is day by day serious, and the germ kind producing resistance is on the increase.Meanwhile, the use agricultural chemicals of high strength, causes Practice for Pesticide Residue in Agricultural Products to exceed standard, environmental pollution and the increase of peasant's drug cost etc., is unfavorable for agricultural sustainable development.Therefore, the bactericide agricultural chemicals of efficient, the low toxicity of research and development, environmental protection has positive effect to agricultural sustainable development.
Fluorine azoles bacterium acid amides; English name: fluxapyroxad; it is acid amide fungicides; mainly through suppressing mitochondrial succinate acid esters dehydrase, hindering tricarbonic acid cycle, making amino acid, sugar lacks, energy reduces; the division of interference cell and growth; there is protection and therapeutic action, efficient to the powdery mildew of gourd, fruit and vegetable class crop, gray mold, also there is greater activity to fruit tree anthracnose.
Fludioxonil; English name: fludioxonil; it is the pyroles bactericide of protectiveness; mainly through the transfer suppressing glucose phosphorylated relevant; and the mycelial growth of Antifungi, finally cause germ dead, fludioxonil uses as foliage fungicide; to graw mold of tomato special efficacy, also there is higher preventive effect to fruit tree anthracnose.
The mixture of different pesticide species is the common methods of control agricultural pest.Being screened by formulation of pesticide, filter out rational formula, can effectively improve actual control efficiency, reduce dosage, reduce costs, delay the drug-fast generation of damage by disease and insect, is the important means that agricultural synthesis is administered.The recipe determination of the present inventor to fluorine azoles bacterium acid amides and fludioxonil conducts in-depth research, and finds that fluorine azoles bacterium acid amides and fludioxonil carry out mixture and have obvious synergistic effect in certain mixed ratio scope to multiple fungi, after further study, completes the present invention.
Composition and the application of fluorine azoles bacterium acid amides and fludioxonil there is no report at present.
Summary of the invention
The technical problem that the present invention solves be to provide a kind of efficient, low toxicity and the lasting period long, effectively can prevent and treat a kind of agricultural bactericidal composition containing fluorine azoles bacterium acid amides and fludioxonil of agricultural fungal evil.
For solving the problem, the technical solution adopted in the present invention is: a kind of composition containing fluorine azoles bacterium acid amides and fludioxonil, active ingredient is fluorine azoles bacterium acid amides and fludioxonil, all the other are insecticides adjuvant, the weight ratio of fluorine azoles bacterium acid amides and fludioxonil is 1:5 ~ 5:1, and fluorine azoles bacterium acid amides and fludioxonil weight summation in the composition percentage by weight are 1% ~ 90%.
According to practical application needs, the present composition, according to well known to a person skilled in the art method, can be prepared as the one in aqueous emulsion, microemulsion, suspending agent, wetting powder, water dispersible granules.
Described agricultural bactericidal composition is also containing the auxiliary agent of preparation needed for pesticidal preparations, auxiliary agent is solvent, emulsifier, co-emulsifier, wetting agent, stabilizing agent, dispersant, thickener, pH adjusting agent, defoamer, antifreezing agent, the mixing of one or more helped in surface agent, the agent of transparency temperature range regulation, filler etc., be known substance, various auxiliary agents conventional in pesticidal preparations, can change to some extent according to different situations, be not particularly limited.
Bactericidal composition of the present invention, for preventing and treating graw mold of tomato, mango anthracnose.
Bactericidal composition of the present invention, usually adopts spray method to use, also can adopt other operation techniques agriculturally applied as required.
The present invention has following beneficial effect:
1, bactericidal composition provided by the invention, obvious synergy or summation action is shown in certain ratio range, the control efficiency of composition to germ is significantly improved than single dose, reduce the using dosage of agricultural chemicals, decrease times for spraying, reduce drug cost, decrease the adverse effect of agricultural chemicals to ecotope.
2, bactericidal composition provided by the invention, the combination of two kinds of effective ingredients, expands fungicidal spectrum, and a drug can solve multiple diseases problem, compensate for defect when single dose uses and limitation.
3, bactericidal composition provided by the invention, two kinds of effective ingredient mechanism of action are not quite identical, can overcome the shortcoming that long-term single use easily produces resistance, extend the service life of medicament, to the comprehensive regulation important in inhibiting of germ resistance.
4, bactericidal composition provided by the invention, drug effect plays rapidly, and the lasting period is long, and use cost is low, easy to use, time saving and energy saving, and it applies huge economic benefit and social benefit.
Embodiment
In order to make object of the present invention, technical scheme and advantage more short and sweet, the following specific embodiment of the present invention is described, but the present invention is only limitted to absolutely not these embodiments.The following stated is only the good embodiment of the present invention, only for describing the present invention, can not be interpreted as the restriction to scope 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.
Content described in embodiment is all weight percentage.
(1) preparation method of fluorine azoles bacterium acid amides and fludioxonil composite pesticide preparation
Embodiment 1: described bactericidal composition is suspending agent, and each component percentages is respectively:
Concrete operation step is: first mixed by other auxiliary agent, and in clipper, shear-mixed is even, then adds active ingredient, in ball crusher, grinds 2-3h, make a diameter all at below 5mm, can obtain bactericidal composition aqueous suspension formulations of the present invention.
Embodiment 2: described bactericidal composition is aqueous emulsion, and each component percentages is respectively:
Concrete operation step is: first active ingredient, solvent, emulsifier are mixed, and dissolves and becomes uniform oil phase.Again part water and other auxiliary agents are mixed, dissolve and become uniform aqueous phase.Then oil phase is added aqueous phase while high-speed stirred in a kettle., slowly add water to and reach phase inversion point, carry out high speed shear afterwards, and add remaining water, shear about 30min, bactericidal composition aqueous emulsion preparation of the present invention can be obtained.
Embodiment 3: described bactericidal composition is microemulsion, and each component percentages is respectively:
Concrete operation step is: active ingredient solvent and cosolvent are dissolved completely, and then adds other auxiliary agent, mixes, finally adds water, after fully stirring, can obtain bactericidal composition microemulsion formulation of the present invention.
Embodiment 4: described bactericidal composition is wetting powder, and each component percentages is respectively:
Concrete operation step is: active ingredient, other auxiliary agent and filler are mixed, fully stir in stirred tank, mixes, can obtain bactericidal composition wettable powder formulation of the present invention after airslide disintegrating mill is pulverized.
Embodiment 5: described bactericidal composition is water dispersible granules, and each component percentages is respectively:
Concrete operation step is: active ingredient, other auxiliary agent and filler are mixed, pulverize with micro jet, add after mediating after carrying out granulation, drying, screening in fluidized-bed granulation dryer, bactericidal composition water-dispersible grain agent formulation of the present invention can be obtained.
(2) indoor bioassay embodiment
Embodiment 6: indoor joint toxicity measuring.
Survey standard method NY/T1156.2-2006 with reference to raw, adopt pastille medium therapy: the liquid 6mL getting each single dose and mixture series concentration, adds in the PDA medium of the 54mL being cooled to 45 DEG C, makes the pastille culture medium flat plate of required final concentration.Then produce 6mm diameter mycelia block from the cultivation object bacteria colony edge of 7 days, move on each serial pastille medium, mycelia faces down, and each process repeats for 4 times.Be disposed, the constant temperature biochemical cultivation case being placed in 25 ± 1 DEG C is cultivated.
Take out culture medium flat plate after 3 days, measure each process colony diameter by right-angled intersection method, calculate the mycelial growth inhibition rate of each process.Be independent variable x according to the logarithm value of drug concentration (mg/L), with the probit value of corrected mortality for dependent variable y, set up virulence regression equation formula respectively, adopt DPS software to calculate the EC of single dose and each proportioning mixture
50and mixture co-toxicity coefficient.Co-toxicity coefficient (CTC) >=120 shows as synergistic effect; Co-toxicity coefficient (CTC)≤80 shows as antagonism; 80 < co-toxicity coefficient (CTC) < 120 show as summation action.Actual measurement toxicity index (ATI)=(standard agent EC
50/ reagent agent EC
50) × 100.Theoretical toxicity index (the TTI)=percentage composition of A (in the toxicity index × mixture of the A)+percentage composition of B (in the toxicity index × mixture of B).Co-toxicity coefficient (CTC)=[the theoretical toxicity index (TTI) of mixture actual measurement toxicity index (ATI)/mixture] × 100
Table 1, fluorine azoles bacterium acid amides and fludioxonil are to the indoor joint toxicity measuring result of graw mold of tomato germ
As can be seen from Table 1, it is 124.92,136.89,130.56,134.29,131.47 that fluorine azoles bacterium acid amides and fludioxonil combine graw mold of tomato germ CTC value with 5:1,2:1,1:1,1:2,1:5 respectively, illustrates that fluorine azoles bacterium acid amides and fludioxonil combination have synergistic effect to graw mold of tomato germ.
Table 2, fluorine azoles bacterium acid amides and fludioxonil are to the indoor joint toxicity measuring result of mango anthracnose germ
As can be seen from Table 2, it is 126.40,124.12,124.98,139.97,127.62 that fluorine azoles bacterium acid amides and fludioxonil combine mango anthracnose germ CTC value with 5:1,3:1,1:1,1:3,1:5 respectively, illustrates that fluorine azoles bacterium acid amides and fludioxonil combination have synergistic effect to mango anthracnose germ.
Embodiment 7: control graw mold of tomato field trial.
Test site is positioned at Ma An town, Huizhou, adopts spray-on process.Adopt 25% fluorine azoles bacterium amide suspending agents, 50% fludioxonil wetting powder medicament in contrast, 7 chemicals treatment are established in test altogether, each process repeats for 4 times, the sick number of sheets of tomato is investigated before dispenser, within after dispenser 3 days, 7 days, respectively investigate a control efficiency, record the disease number of sheets, calculate control efficiency, result of the test is as shown in table 3.
Table 3, fluorine azoles bacterium acid amides and fludioxonil combination control graw mold of tomato result of the test
As can be seen from Table 3, the effect of 30% fluorine azoles bacterium acid amides fludioxonil suspending agent, 20% fluorine azoles bacterium acid amides fludioxonil aqueous emulsion, 20% fluorine azoles bacterium acid amides fludioxonil microemulsion, 40% fluorine azoles bacterium acid amides fludioxonil wetting powder, 40% fluorine azoles bacterium acid amides fludioxonil water dispersible granules control graw mold of tomato is better than the process of each contrast single dose, fluorine azoles bacterium acid amides is described and fludioxonil is composite can improve control efficiency, reduce the using dosage of agricultural chemicals, decrease the impact of agricultural chemicals on environment, reduce drug cost.
Embodiment 8: biocontrol of mango anthracnose field trial.
Test site is positioned at Nan Bin farm, Sanya, Hainan Province, adopts spray-on process.Adopt 25% fluorine azoles bacterium amide suspending agents, 50% fludioxonil wetting powder medicament in contrast, 7 chemicals treatment are established in test altogether, each process repeats for 4 times, the sick number of sheets of mango is investigated before dispenser, within after dispenser 3 days, 7 days, respectively investigate a control efficiency, record the disease number of sheets, calculate control efficiency, result of the test is as shown in table 4.
Table 4, fluorine azoles bacterium acid amides and fludioxonil combination biocontrol of mango anthracnose result of the test
As can be seen from Table 4, the effect of 30% fluorine azoles bacterium acid amides fludioxonil suspending agent, 20% fluorine azoles bacterium acid amides fludioxonil aqueous emulsion, 20% fluorine azoles bacterium acid amides fludioxonil microemulsion, 40% fluorine azoles bacterium acid amides fludioxonil wetting powder, 40% fluorine azoles bacterium acid amides fludioxonil water dispersible granules biocontrol of mango anthracnose is better than the process of each contrast single dose, fluorine azoles bacterium acid amides is described and fludioxonil is composite can improve control efficiency, reduce the using dosage of agricultural chemicals, decrease the impact of agricultural chemicals on environment, reduce drug cost.
Claims (3)
1. one kind contains the bactericidal composition of fluorine azoles bacterium acid amides and fludioxonil, it is characterized in that: active ingredient is fluorine azoles bacterium acid amides and fludioxonil, all the other are insecticides adjuvant, the weight ratio of fluorine azoles bacterium acid amides and fludioxonil is 1:5 ~ 5:1, and fluorine azoles bacterium acid amides and fludioxonil weight summation in the composition percentage by weight are 1% ~ 90%.
2. the bactericidal composition containing fluorine azoles bacterium acid amides and fludioxonil according to claim 1, is characterized in that: its formulation is the one in aqueous emulsion, microemulsion, suspending agent, wetting powder, water dispersible granules.
3. the bactericidal composition containing fluorine azoles bacterium acid amides and fludioxonil according to claim 1 is preventing and treating the application in graw mold of tomato, mango anthracnose.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108576008A (en) * | 2018-05-23 | 2018-09-28 | 深圳诺普信农化股份有限公司 | Bactericidal composition and its application |
| CN114766492A (en) * | 2022-04-07 | 2022-07-22 | 青岛恒宁生物科技有限公司 | Pesticide composition containing bixafen and application thereof |
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| CN103651337A (en) * | 2012-09-24 | 2014-03-26 | 宜德雅(北京)科技有限公司 | Sterilization and synergism suspension agent composition |
| US20150015717A1 (en) * | 2013-07-09 | 2015-01-15 | International Business Machines Corporation | Insight-driven augmented auto-coordination of multiple video streams for centralized processors |
| US20150094203A1 (en) * | 2013-10-01 | 2015-04-02 | Sumitomo Chemical Company, Limited | Method of controlling pests |
| US20150157017A1 (en) * | 2013-12-06 | 2015-06-11 | Sumitomo Chemical Company, Limited | Method of controlling pests |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103651337A (en) * | 2012-09-24 | 2014-03-26 | 宜德雅(北京)科技有限公司 | Sterilization and synergism suspension agent composition |
| US20150015717A1 (en) * | 2013-07-09 | 2015-01-15 | International Business Machines Corporation | Insight-driven augmented auto-coordination of multiple video streams for centralized processors |
| US20150094203A1 (en) * | 2013-10-01 | 2015-04-02 | Sumitomo Chemical Company, Limited | Method of controlling pests |
| US20150157017A1 (en) * | 2013-12-06 | 2015-06-11 | Sumitomo Chemical Company, Limited | Method of controlling pests |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108576008A (en) * | 2018-05-23 | 2018-09-28 | 深圳诺普信农化股份有限公司 | Bactericidal composition and its application |
| CN114766492A (en) * | 2022-04-07 | 2022-07-22 | 青岛恒宁生物科技有限公司 | Pesticide composition containing bixafen and application thereof |
| CN114766492B (en) * | 2022-04-07 | 2024-04-19 | 青岛恒宁生物科技有限公司 | Pesticide composition containing bixafen and application thereof |
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