CN105145620A - Multifunctional wheat-field insecticidal sterilization composition - Google Patents
Multifunctional wheat-field insecticidal sterilization composition Download PDFInfo
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- CN105145620A CN105145620A CN201510456558.5A CN201510456558A CN105145620A CN 105145620 A CN105145620 A CN 105145620A CN 201510456558 A CN201510456558 A CN 201510456558A CN 105145620 A CN105145620 A CN 105145620A
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Abstract
A disclosed multifunctional wheat-field insecticidal sterilization composition is composed of effective ingredients A, B, C and commonly-used auxiliary ingredients. The effective ingredient A is selected from benfuracarb, the effective ingredient B is selected from silthiopham, the effective ingredient C is selected from difenoconazole, prothioconazole, tebuconazole and triticonazole, and the weight ratio of the effective ingredients A, B and C is 1-10:1-5:1-5. The insecticidal sterilization composition is capable of effectively controlling wheat elateridae, gryllotalpa, aphid, loose kernel smut, take-all disease and sheath blight, and possesses advantages of wide control spectrum, relatively slow resistance development, substantial synergism, low control cost and the like.
Description
Technical field
The invention belongs to pesticide combination technical field, being specifically related to a kind of insecticidal and bactericidal composition for preventing and treating wheat wireworm, mole cricket, aphid, loose kernel smut, full rot, banded sclerotial blight.
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.
Benfuracard micro, English name: benfuracarb is carbamate insecticide, have tag, stomach toxicity and systemic action, the lasting period is long.Its mechanism of action suppresses the activity of insect enzyme acetylcholine and carboxy-lesterase, cause the accumulation of acetylcholine and carboxylate, affect the normal nerve conduction of insect and lethal, to pests with chewing mouthparts and sucking pest efficient, can be used for the soil insects such as wheat seed dressing can be prevented eliminating aphis, wireworm, mole cricket, also can prevent wheat seedling phase aphid damage simultaneously.
Silthiopham, English name: silthiopham, be thiophene-carboxamides series bactericidal agent, protective effect is strong; Its mechanism of action mainly suppresses the synthesis of germ ATP, makes germ cannot produce power and dead; Silthiopham is used for wheat seed dressing, to take-all special efficacy.
Difenoconazole (difenoconazole), prothioconazoles (prothioconazole), Tebuconazole (tebuconazole), triticonazole (triticonazole) are triazole bactericidal agent, mainly through suppressing the precursor-lanosterol or 2 of sterol, demethylation effect on 4-methylene dihydro wool steroid 14, can be used for wheat seed dressing and can prevent and treat loose kernel smut, banded sclerotial blight, full rot.
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 present inventor conducts in-depth research recipe determination of the present invention, finds that above-mentioned effective constituents A, B and C carry out mixture and have obvious synergistic effect in certain mixed ratio scope to multiple fungi, insect pest, after further study, completes the present invention.
Insecticidal and bactericidal composition of the present invention and application there is no report at present.
Summary of the invention
The object of the invention is to solve the single result of use of compound poor, the shortcoming that control spectrum is single, provide a kind of multifunction wheat field insecticidal and bactericidal composition, said composition synergistic function, improve control effect effect, expand control spectrum.
Another object of the present invention is to composition easy to use, delay damage by disease and insect resistance and produce, reduce agricultural chemicals, auxiliary agent, packing material consumption, reduce Product processing, circulation cost.
For solving the problem, the technical solution adopted in the present invention is: a kind of multifunction wheat field insecticidal and bactericidal composition, be made up of effective constituents A, B, C and conventional auxiliary element, effective constituents A is selected from Benfuracard micro, active ingredient B is selected from Silthiopham, and active ingredient C is selected from the one in Difenoconazole, prothioconazoles, Tebuconazole or triticonazole; The part by weight of effective constituents A, B, C three is 1 ~ 10: 1 ~ 5:1 ~ 5.
Insecticidal and bactericidal composition of the present invention, can according to well known to a person skilled in the art method, is configured to suspension seed-coating agent and seed treatment dispersibles pulvis, for preventing and treating wheat wireworm, mole cricket, aphid, loose kernel smut, full rot, banded sclerotial blight.
Insecticidal and bactericidal composition of the present invention, also containing the auxiliary agent of preparation needed for pesticidal preparations, auxiliary agent is the mixing of one or more in wetting dispersing agent, film forming agent, colouring agent, thickener, antifreezing agent, preservative, defoamer, be known substance, various auxiliary agents conventional in pesticidal preparations, can change to some extent according to different situations, be not particularly limited.
Insecticidal and bactericidal composition provided by the invention, usually adopts the method for seed dressing to use, also can adopt other operation techniques agriculturally applied as required.
Pesticide-germicide ternary composition provided by the invention has following beneficial effect:
1, pesticide-germicide ternary composition provided by the invention, obvious synergy or summation action is shown in certain ratio range, the control efficiency of composition to germ, insect 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, pesticide-germicide ternary composition provided by the invention, the combination of three kinds of effective ingredients, can sterilization, again can desinsection, and a drug can solve multiple insect pest and disease problem, compensate for defect when single dose uses and limitation.
3, pesticide-germicide ternary composition provided by the invention, three kinds of effective ingredient mechanism of action and controlling object not quite identical, the shortcoming that long-term single use easily produces resistance can be overcome, extend the service life of medicament, to the comprehensive regulation important in inhibiting of germ resistance.
4, pesticide-germicide ternary 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.
Example of formulations: the preparation method of present composition pesticidal preparations.
Embodiment 1: described insecticidal and bactericidal composition is suspension seed-coating agent, and each component percentages is:
By above-mentioned former medicine through air-flow crushing, after auxiliary agent and distilled water dissolve completely, drop into sand mill grinding together, the grain fineness to suspension reaches D
50for 2-3 micron, D
90<8 micron, namely obtains the suspension seed-coating agent of the present composition.
Embodiment 2: described insecticidal and bactericidal composition is that seed treatment dispersibles pulvis, and each component percentages is:
By above-mentioned former medicine and auxiliary agent mixing, what be crushed to that namely 325-400 order obtain the present composition through airslide disintegrating mill dispersibles pulvis.
For suspension seed-coating agent, in above formulation, auxiliary agent is selected from the following stated:
Wetting dispersing agent is the mixing of one or more in fatty alcohol-polyoxyethylene ether, alkylphenol polyoxyethylene, polyoxyethylene fatty acid, alkylaryl polyglycol ether, alkylsulfonate, arylsulphonate, fatty acid polyglycol ethylene glycol, dodecyl benzene sulfonate, polyoxyethylene groups phenol formaldehyde condensate, polyoxyethylene poly-oxygen propylene aether block copolymer, aliphatic alcohol polyoxyethylene sulfonate, alkylphenol polyoxyethylene sulfonate, alkylphenol polyoxyethylene formaldehyde condensation products sulphate.
Film forming agent is the mixing of one or more in gum Arabic, animal glue, pectin, xanthans, methylcellulose, ethyl cellulose, sodium carboxymethylcellulose, hydroxypropyl cellulose, sodium alginate, polyvinyl alcohol, polyethylene glycol, polyvinylpyrrolidone, polyacrylamide, Sodium Polyacrylate.
Colouring agent is the mixing of one or more in basic rhodamine, water-based rhodo, acid scarlet, Fluoresceinred5B, Red-8110, Red-131, FGR-131.
Thickener is xanthans, gum Arabic, methylcellulose, carboxymethyl cellulose, hydroxyethylcellulose, hydroxypropyl cellulose, acrylic acid are received, the mixing of one or more in sodium alginate, polyvinyl alcohol, polyvinylpyrrolidone, polyacrylamide, Sodium Polyacrylate, aluminium-magnesium silicate, bentonite.
Antifreezing agent is the mixing of one or more in ethylene glycol, propane diols, glycerine, ethylene glycol, urea, ammonium sulfate, sodium chloride, calcium chloride.
Defoamer is organosilicon ketone, C
8-10fatty alcohol, C
10-20saturated fatty acid and ester class in the mixing of one or more.
Preservative is benzoic acid, benzaldehyde, Sodium Benzoate, Potassium Benzoate, sorbic acid, sodium salicylate, 2-xenol, parahydroxyben-zaldehyde, 1, the mixing of one or more in 2-[4-morpholinodithio quinoline-3-ketone.
Dispersible pulvis for seed treatment, in above formulation, auxiliary agent is selected from the following stated:
Dispersant is the mixing of one or more in polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate.
Film forming agent is the mixing of one or more in soluble starch, polypropylene graft copolymer, xanthans, microorganism slime, hydroxypropyl methylcellulose, sodium carboxymethylcellulose, ethyl cellulose, sodium alginate, agar, rosin, paraffin, gelatin, pectin, polyvinyl alcohol, polyethylene glycol, polyvinyl acetate, polyacrylamide, polyvinylpyrrolidone.
Wetting agent is the mixing of one or more in alkyl sulfate, alkylsulfonate, naphthalene sulfonate.
Colouring agent is the one in the pigments such as rose-red, pinkish red, large reddish yellow, orchid, purple.
Filler is the mixing of one or more in ammonium sulfate, urea, sucrose, glucose, diatomite, kaolin, white carbon, fine particle calcium carbonate, talcum powder, attapulgite, potter's clay.
Field embodiment:
Embodiment 3: the present composition is for preventing and treating the field trial of wheat sharp eyespot, full rot, loose kernel smut, wireworm, mole cricket, aphid.
Test site is positioned at Shangqiu City Yucheng County of Henan Province, adopts dressing methods.Adopt 50% Benfuracard micro FS, 12.5% Silthiopham FS, 3% Difenoconazole FS, 5% Tebuconazole FS, 10% prothioconazoles FS, 10% triticonazole FS medicament in contrast.Test establishes 10 chemicals treatment, 1 blank process altogether, and each process repeats for 4 times.Sow first 20 days to dress seed by treatment dosage, require that medicament uniform adhesion is at the surface of the seed.Control time: 1. after planting 15 days, often repeat to get 5 points at random, eachly select 20 strain wheats, the number of emerging investigating each process to calculate emergence rate, to reflect the preventive effect to soil insect wireworm, mole cricket.2. the preventive effect of aphid investigated by wheat to jointing after emerging.3. the wheat jointing initial stage record investigation total strain number, banded sclerotial blight, full rot ill strain number.4. the ill strain number of wheat heading stage investigation loose kernel smut, calculates diseased plant rate and preventive effect.Result of the test is as shown in table 1.
Drug effect computational methods: diseased plant rate (%)=diseased plant number/investigate the total number of sheets × 100.Disease index=∑ (diseased plant number × relative level numerical value at different levels)/(investigating total strain number × 9) × 100.Control efficiency (%)=[1-(before blank district medicine after disease index × treatment region medicine disease index)/(after blank district medicine before disease index × treatment region medicine disease index)] × 100.
Table 1, the present invention combine the result of the test of control wheat aphid, soil insect and three kinds of diseases
As can be seen from Table 1, the effect of insecticidal and bactericidal composition of the present invention seed dressing control wheat sharp eyespot, full rot and loose kernel smut is better than the process of each contrast single dose, to the preventive effect of aphid and wireworm, mole cricket also higher than single dose process; The composite control efficiency that can improve disease of Benfuracard micro, Silthiopham and triazole bactericidal agent is described, the double harm controlling soil insect of energy simultaneously, can also prevent the harm of Wheat Seedling aphid.
In sum, insecticidal and bactericidal composition of the present invention reduces the using dosage of agricultural chemicals, decreases the impact of agricultural chemicals on environment, reduces drug cost, a drug just can solve wheat cultivation and pass and seed-borne disease, pest problem to the multiple native of heading, substantially increases production efficiency.
Claims (4)
1. a multifunction wheat field insecticidal and bactericidal composition, it is characterized in that: be made up of effective constituents A, B, C and conventional auxiliary element, effective constituents A is selected from Benfuracard micro, active ingredient B is selected from Silthiopham, and active ingredient C is selected from the one in Difenoconazole, prothioconazoles, Tebuconazole or triticonazole; The part by weight of effective constituents A, B, C three is 1 ~ 10: 1 ~ 5:1 ~ 5.
2. a kind of multifunction wheat field according to claim 1 insecticidal and bactericidal composition, is characterized in that: also containing the auxiliary element that pesticidal preparations is conventional in described composition, to make the formulation products being adapted at agricultural production uses.
3. the application of a kind of multifunction wheat field according to claim 1 insecticidal and bactericidal composition on control Wheat Diseases And Insect Pests.
4. a kind of multifunction wheat field according to claim 3 insecticidal and bactericidal composition is in the application of control Wheat Diseases And Insect Pests, it is characterized in that: described Wheat Diseases And Insect Pests is wheat wireworm, mole cricket, aphid, loose kernel smut, full rot, banded sclerotial blight.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510456558.5A CN105145620A (en) | 2015-07-29 | 2015-07-29 | Multifunctional wheat-field insecticidal sterilization composition |
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| CN201510456558.5A CN105145620A (en) | 2015-07-29 | 2015-07-29 | Multifunctional wheat-field insecticidal sterilization composition |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1666611A (en) * | 2005-04-08 | 2005-09-14 | 浙江禾田化工有限公司 | Seed coating agent containing benfuracarb |
| CN104604909A (en) * | 2015-01-30 | 2015-05-13 | 北农（海利）涿州种衣剂有限公司 | Seed coating containing benfuracarb |
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2015
- 2015-07-29 CN CN201510456558.5A patent/CN105145620A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1666611A (en) * | 2005-04-08 | 2005-09-14 | 浙江禾田化工有限公司 | Seed coating agent containing benfuracarb |
| CN104604909A (en) * | 2015-01-30 | 2015-05-13 | 北农（海利）涿州种衣剂有限公司 | Seed coating containing benfuracarb |
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