CN105211071A - Composition pesticide containing prothioconazoles and nitre benzene bacterium ester and fluorine pyrrole bacterium acid amides - Google Patents
Composition pesticide containing prothioconazoles and nitre benzene bacterium ester and fluorine pyrrole bacterium acid amides Download PDFInfo
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- CN105211071A CN105211071A CN201510650862.3A CN201510650862A CN105211071A CN 105211071 A CN105211071 A CN 105211071A CN 201510650862 A CN201510650862 A CN 201510650862A CN 105211071 A CN105211071 A CN 105211071A
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Abstract
The invention discloses a kind of composition pesticide containing prothioconazoles and nitre benzene bacterium ester and fluorine pyrrole bacterium acid amides, active ingredient is prothioconazoles, nitre benzene bacterium ester, fluorine pyrrole bacterium acid amides; Prothioconazoles percentage by weight is in the composition 1% ~ 30%, and nitre benzene bacterium ester percentage by weight is in the composition 1% ~ 30%, fluorine pyrrole bacterium acid amides percentage by weight is in the composition 1% ~ 30%, and all the other are insecticides adjuvant.The invention has the advantages that prothioconazoles, nitre benzene bacterium ester, fluorine pyrrole bacterium acid amides are composite and have synergistic function to plant pathogenic fungi afterwards, be applicable to control by the fungus-caused crop pest of pathogen especially crop powdery mildew, rust.
Description
Technical field
A kind of composition pesticide that the present invention relates to, be with prothioconazoles, nitre benzene bacterium ester, fluorine pyrrole bacterium acid amides for active ingredient, be applicable to prevent and treat the crop pest that caused by the fungus-caused crop pest of pathogen, especially crop powdery mildew and rust.
Background technology
Prothioconazoles, english common name prothioconazole, for triazolinthione series bactericidal agent, it is the demethylation effect of the precursor-lanosterol of sterol in Antifungi, i.e. demethylation inhibitors (DMIs), not only there is good systemic activity, excellent protection, treat and root out activity, and the lasting period is long, be mainly used in control cereal crop as wheat, barley, rape, peanut, numerous disease such as paddy rice and legume crop, almost there is good control efficiency to all wheat class diseases, as the powdery mildew of Wheat and barley, banded sclerotial blight, fusarium wilt, leaf spot, rust, stalk break, net blotch, moire disease etc., the soil-borne disease of oily Lay and peanut can also be prevented and treated, as stalk break, and main foliage disease, as gray mold, black spot, brown spot, balck shank, stalk break and rust etc.
Nitre benzene bacterium ester, english common name meptyldinocap, belongs to dinitrophenol dinitrophenolate series bactericidal agent, acts on each stage of the pathogen history of life, by suppressing spore germination, Antifungi respiration, causing cellular metabolism disorderly, thus making pathogen cell death.Special efficacy is had to the powdery mildew in multiple kinds of crops.
Fluorine pyrrole bacterium acid amides, english common name fluopyram, belong to benzamide series bactericidal agent, its action character suppresses mitochondrial respiratory by hindering the electro transfer of succinate dehydrogenase in respiratory chain, reaching the object controlling pathogenic bacteria by suppressing the several stage in the growth of pathogenic bacteria cycle, being mainly used in broad leaf crop being prevented and treated the microbial disease of ascus.
Variety classes pesticide species mixture, has expanding prevention spectrum, promotes actual effect, delays pesticide resistance, time and labour saving advantage.Being screened by formulation of pesticide, can effectively improve actual control efficiency, reduce dosage, reduce costs, delay disease, worm, the drug-fast generation of crop smothering, is the important means that agricultural synthesis is administered.The recipe determination of the present inventor to prothioconazoles, nitre benzene bacterium ester, fluorine pyrrole bacterium acid amides conducts in-depth research, find that prothioconazoles, nitre benzene bacterium ester, fluorine pyrrole bacterium acid amides carry out mixture, in the crop pest that certain mixed ratio scope causes the fungus-caused crop pest of pathogen, especially crop powdery mildew and rust have synergistic effect, after further study, the present invention is completed.
Summary of the invention
The object of the invention is to solve in prior art to disease develop immunity to drugs problem and actual control efficiency poor, provide a kind of efficient, low toxicity, quick-acting are good and the lasting period is long, are conducive to the composition pesticide of the crop pest comprehensive regulation.
Another object of the present invention is used for preventing and treating crop powdery mildew, rust etc. by this composition pesticide.
The present invention is achieved through the following technical solutions: a kind of composition pesticide containing prothioconazoles and nitre benzene bacterium ester and fluorine pyrrole bacterium acid amides, and active ingredient is prothioconazoles, nitre benzene bacterium ester, fluorine pyrrole bacterium acid amides; Prothioconazoles percentage by weight is in the composition 1% ~ 30%, and nitre benzene bacterium ester percentage by weight is in the composition 1% ~ 30%, and fluorine pyrrole bacterium acid amides percentage by weight is in the composition 1% ~ 30%, and all the other are insecticides adjuvant.
Described composition pesticide can add suitable insecticides adjuvant, according to well known to a person skilled in the art method, being processed into suspending agent, dispersibling oil-suspending agent, the application forms of the applicable agricultural use such as water dispersible granules, wetting powder.
The auxiliary agent used in composition pesticide of the present invention comprises solvent, emulsifier, wetting agent, stabilizing agent, dispersant, thickener, pH adjusting agent, defoamer, antifreezing agent, deionized water, filler etc., be all various auxiliary agents conventional in Pesticide formulation, concrete composition and consumption are determined by simple test according to recipe requirements.
Described composition pesticide is processed into suspending agent, percentage consists of by weight: prothioconazoles 1% ~ 30%, nitre benzene bacterium ester 1% ~ 30%, fluorine pyrrole bacterium acid amides 1% ~ 30%, dispersant 0.1% ~ 18%, wetting agent 0.1% ~ 12%, thickener 0.1% ~ 3%, antifreezing agent 0.1% ~ 5%, deionized water carrier complements to 100%.Concrete production stage is: by active ingredient and the mixing of other auxiliary agent, after sand milling in high speed shear dispersion, sand mill, form high dispersive, stable suspension system in water-medium, the suspending agent of obtained corresponding weight percentage.
Described composition pesticide is processed into and dispersibles oil-suspending agent, percentage consists of by weight: prothioconazoles 1% ~ 30%, nitre benzene bacterium ester 1% ~ 30%, fluorine pyrrole bacterium acid amides 1% ~ 30%, dispersant 0.1% ~ 14%, wetting agent 0.1% ~ 13%, thickener 0.1% ~ 3%, antifreezing agent 0.1% ~ 5%, liquid-carrier complements to 100%.Concrete production stage is: by active ingredient and the mixing of other auxiliary agent, after sand milling in high speed shear dispersion, sand mill, form high dispersive, stable suspension system in oil system medium, what obtain corresponding weight percentage dispersibles oil-suspending agent.
Described composition pesticide is processed into water dispersible granules, percentage consists of by weight: prothioconazoles 1% ~ 30%, nitre benzene bacterium ester 1% ~ 30%, fluorine pyrrole bacterium acid amides 1% ~ 30%, dispersant 0.1% ~ 10%, wetting agent 0.1% ~ 12%, disintegrant 0.2% ~ 10%, solid carrier complements to 100%.Concrete production stage is: active ingredient and other auxiliary agent are mixed, and pulverizes with micro jet, through mediating, then adding in fluidized-bed granulation dryer and carrying out granulation, drying, screening, the water dispersible granules of obtained corresponding weight percentage.
Described composition pesticide processing wetting powder, percentage consists of by weight: prothioconazoles 1% ~ 30%, nitre benzene bacterium ester 1% ~ 30%, fluorine pyrrole bacterium acid amides 1% ~ 30%, dispersant 0.1% ~ 14%, wetting agent 0.1% ~ 12%, solid carrier complements to 100%.Concrete production stage is: by active ingredient and the mixing of other auxiliary agent, again through air-flow crushing after mechanical crushing, mix, the wetting powder of obtained corresponding weight percentage.
Described defoamer can be the mixing of one or more in silicone compound, epoxidized soybean oil, methyl alcohol, silicone oil etc.
Described antifreezing agent can be one or more mixing in glycerine, propane diols, diethylene glycol (DEG), urea etc.
Described wetting agent can be the mixing of one or more in lauryl sodium sulfate, neopelex, sodium butylnaphthalenesulfonate, sodium alkyl sulfonate, the withered powder of tea, spaonin powder, soapberry powder etc.
Described dispersant can be alkylphenol polyoxyethylene formaldehyde condensation products, naphthalenesulfonate formaldehyde condensation compound, to the mixing of one or more in methoxyl group fatty acyl anilinesulfonic acid, lignosulfonates, polycarboxylate, alkylphenol polyoxyethylene sulphate, alkyl benzene sulfonate calcium salt, fatty acid ester sulphate, alkylphenol polyoxyethylene, fatty alcohol-polyoxyethylene ether, polyethylene glycol stearate, Oleate, nekal etc.
Described disintegrant can be the mixing of one or more in sodium carboxymethyl starch, low-substituted hydroxypropyl cellulose, Ac-Di-Sol, PVPP, shitosan, sodium alginate sodium bicarbonate, magnesium chloride, aluminium chloride, sodium chloride, urea, ammonium sulfate, bentonite etc.
Described thickener can be one or more in polyvinyl acetate, xanthans, gelatin, gum Arabic, aluminium-magnesium silicate, phenolic resins, CMC, sodium alginate etc.
Described solid carrier can be the mixing of one or more in precipitated calcium carbonate, potter's clay, kaolin, diatomite, bentonite, white carbon, clay, attapulgite, talcum powder, quartz sand, wood powder, walnut parting, lignin etc.
Described liquid-carrier can be the mixing of one or more in exquisite soybean oil, corn oil, rapeseed oil, turpentine oil, methyl oleate, cocoa butter, palm oil, safflower oil, sesame oil, castor oil, tung oil, olive wet goods.
Described deionized water is industrialization deionized water.
Composition pesticide provided by the invention, usually adopts and is watered spray method use, also can adopt other operation techniques agriculturally applied as required.
Composition pesticide provided by the invention, should use at premorbid or their early stage when applying.
Composition pesticide provided by the invention has following beneficial effect:
1, composition pesticide provided by the invention, obvious synergistic effect is shown in certain ratio range, the control efficiency of composition 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, composition pesticide provided by the invention, expands control spectrum, compensate for defect when single dose uses and limitation.
3, composition pesticide provided by the invention, active ingredient mechanism of action is different, can overcome the shortcoming that long-term single use easily produces resistance, extends the service life of medicament, to the comprehensive regulation important in inhibiting of Weed Resistance.
4, composition pesticide 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 examples.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.
In these embodiments, unless otherwise indicated, all percentage is all weight percentage.
According to Wadley method, the synergy of pharmacy mix is evaluated according to coefficient of synergism (SR), namely SR < 0.5 is joint action of antagonism, and 0.5≤SR≤1.5 are collaborative summation action, and SR>1.5 is synergistic function.
The coefficient of synergism of mixture is by following formulae discovery:
In formula: X
1---the EC of mixture
50(in suppression concentration) theoretical value, unit is milligrams per liter (mg/L).
.
In formula: P
a---the percentage composition of A in mixture, unit is percentage (%).
In formula: P
b---the percentage composition of B in mixture, unit is percentage (%).
In formula: the EC of A in A---mixture
50value, unit is milligrams per liter (mg/L).
In formula: the EC of B in B---mixture
50value, unit is milligrams per liter (mg/L).
In formula: the coefficient of synergism of SR--mixture; The EC50 theoretical value of X1---mixture, unit is milligrams per liter (mg/L); The EC50 measured value of X2----mixture, unit is milligrams per liter (mg/L).
Embodiment one: to the Toxicity Determination of dlumeria graminis cereal specialized form (Blumeriagraminisf.sp.tritici)
Subjects picks up from wheat powdery mildew pathogen dlumeria graminis cereal specialized form (Blumeriagraminisf.sp.tritici) in field, method reference " People's Republic of China (PRC) agricultural industry criteria NY/T1156.4-2006 ", pot experiment method.
Table 1, prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides are to the Toxicity Determination result of dlumeria graminis cereal specialized form (Blumeriagraminisf.sp.tritici).
As shown in Table 1, prothioconazoles, nitre benzene bacterium ester, fluorine pyrrole bacterium acid amides three are composite has good synergistic effect afterwards to dlumeria graminis cereal specialized form (Blumeriagraminisf.sp.tritici).
Embodiment two: to the Toxicity Determination of monofilament shell (Sphaerothecafuliginea)
Subjects is pick up from powdery mildew of cucumber pathogen monofilament shell (Sphaerothecafuliginea) in field, pot experiment method.
Table 2, the composite Toxicity Determination result to monofilament shell (Sphaerothecafuliginea) of prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides three.
As shown in Table 2, prothioconazoles, nitre benzene bacterium ester, fluorine pyrrole bacterium acid amides three is composite has obvious synergistic effect to monofilament shell (Sphaerothecafuliginea).
Embodiment three: Toxicity Determination grape being hooked to silk shell bacterium (Uncinulanecator).
Subjects is that the grape powdery mildew pathogen grape picking up from field hooks silk shell bacterium (Uncinulanecator), pot experiment method.
Table 3, composite Toxicity Determination result grape being hooked to silk shell bacterium (Uncinulanecator) of prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides three.
As shown in Table 3, prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides three is composite has obvious synergistic effect to grape hook silk shell bacterium (Uncinulanecator).
Embodiment four: prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides is to bar shaped handle rest fungus wheat specialized form (PucciniastriiformisWest.f.sp.triticiEriksetHenn) Toxicity Determination.
Subjects picks up from stripe rust of wheat pathogen bar shaped handle rest fungus wheat specialized form (PucciniastriiformisWest.f.sp.triticiEriksetHenn) in field, method reference " People's Republic of China (PRC) agricultural industry criteria NY/T1156.15-2008 ", pot experiment method.
Table 4, the composite Toxicity Determination result to bar shaped handle rest fungus wheat specialized form (PucciniastriiformisWest.f.sp.triticiEriksetHenn) of prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides three.
As shown in Table 4, prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides three is composite has obvious synergistic effect to bar shaped handle rest fungus wheat specialized form (PucciniastriiformisWest.f.sp.triticiEriksetHenn).
Embodiment five: to yam bean layer rust (PhakopsorapachyrhiziSydow) Toxicity Determination.
Subjects picks up from soybean rust pathogen yam bean layer rust (PhakopsorapachyrhiziSydow) in field, method reference " People's Republic of China (PRC) agricultural industry criteria NY/T1156.15-2008 ", pot experiment method.
Table 5, the composite Toxicity Determination result to yam bean layer rust (PhakopsorapachyrhiziSydow) of prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides three.
As shown in Table 5, prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides three is composite has obvious synergistic effect to yam bean layer rust (PhakopsorapachyrhiziSydow).
Embodiment six: to pear gymnosporangium (GynmosporangiumasiaticumMiyabeexYamada) Toxicity Determination
Subjects picks up from the rust of pear pathogen pear gymnosporangium (GynmosporangiumasiaticumMiyabeexYamada) in field, method reference " People's Republic of China (PRC) agricultural industry criteria NY/T1156.15-2008 ", pot experiment method.
Table 6, the composite Toxicity Determination result to pear gymnosporangium (GynmosporangiumasiaticumMiyabeexYamada) of prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides three.
As shown in Table 6, prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides three is composite has obvious synergistic effect to pear gymnosporangium (GynmosporangiumasiaticumMiyabeexYamada).
Embodiment seven: (prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium amide suspending agents).
Pulverized in advance in proportion by above-mentioned formula, then add in sand mill and grind, after high shear mixing, allotment obtains the prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium amide suspending agents of corresponding percentage by weight.
Embodiment eight: 40% prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium amide suspending agents.
Prothioconazoles 205 grams, nitre benzene bacterium ester 103 grams, fluorine pyrrole bacterium acid amides 105 grams, 35 grams, lignosulfonates sodium, 31 grams, fatty acid ester sodium sulphate, to methoxyl group fatty acyl anilinesulfonic acid 5.1 grams, fatty alcohol-polyoxyethylene ether 5.1 grams, glycerine 5.2 grams, xanthans 1.1 grams, deionized water complements to 1000 grams, above-mentioned formula is pulverized in proportion in advance, add in sand mill again and grind, prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium amide suspending agents processed is allocated after high shear mixing, after testing, prothioconazoles content 20.1%, nitre benzene bacterium ester content 10.1%, fluorine pyrrole bacterium amide content 10.0%, total effective content 40.2%.
Embodiment nine: for preventing and treating wheat powdery mildew.
40.2% prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium amide suspending agents presses the spraying of 75ga.i./ha thin up, after medicine, the preventive effect of 7 days, 14 days is 86.7%, 83.5%, 50% prothioconazoles water dispersible granules, 10% nitre benzene bacterium ester suspending agent, 20% fluorine pyrrole bacterium amide suspending agents respectively press the spraying of 75a.i./ha thin up, and after medicine, 7 days, 14 days preventive effects are respectively 70.5%, 62.4% and 61.2%, 51.1% and 79.9%, 70.2%.The composite rear preventive effect successful to wheat powdery mildew of prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides is better than single dose, thus alleviates carrying capacity of environment, reduces use cost, for plantation family provides the more efficiently management tool of a kind of wheat powdery mildew.
Embodiment ten: for preventing and treating powdery mildew of cucumber.
40.2% prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium amide suspending agents presses the spraying of 75ga.i./ha thin up, after medicine, the preventive effect of 7 days, 14 days is 92.1%, 85.5%, 50% prothioconazoles water dispersible granules presses 75ga.i./ha, 10% nitre benzene bacterium ester suspending agent by 75ga.i./ha, 20% fluorine pyrrole bacterium amide suspending agents by the spraying of 75ga.i./ha thin up, and after medicine, 7 days, 14 days preventive effects are respectively 72.4%, 60.0% and 61.6%, 51.6% and 81.3%, 70.5%.The composite rear preventive effect successful to powdery mildew of cucumber of prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides is better than single dose, thus alleviates carrying capacity of environment, reduces use cost, for plantation family provides the more efficiently management tool of a kind of powdery mildew of cucumber.
Embodiment 11: (prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides water dispersible granules).
Above-mentioned material is added in cone-type mixer together and mixes; pulverize by airslide disintegrating mill; material after pulverizing mixes through cone-type mixer again; mixed fineness of materials 98% is by 600 mesh standard sieves; add in kneader and be kneaded into plasticity material; finally this material is put into Squeezinggranulator extruder grain, after drying, screening, after granulation, namely obtain the prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides water dispersible granules of corresponding percentage by weight.
Embodiment 12: 60% prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides water dispersible granules.
Prothioconazoles 356 grams, nitre benzene bacterium ester 155 grams, fluorine pyrrole bacterium acid amides 103 grams, sodium lignin sulfonate 42 grams, 60 grams, polycarboxylic acids sodium, glucose 52 grams, 39 grams, the withered powder of tea, kaolin complements to 1000.By above-mentioned formula, prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides water dispersible granules is made and is obtained in dry pulverization process, granulation, drying, screening in proportion, after testing, prothioconazoles effective content 35.1%, nitre benzene bacterium ester effective content 15.2%, fluorine pyrrole bacterium acid amides 10.0%, total effective content 60.3%.
Embodiment 13: for preventing and treating powdery mildew of strawberry.
60.3% prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides water dispersible granules presses the spraying of 75ga.i./ha thin up, after medicine, the preventive effect of 7 days, 14 days is 93.3%, 85.5%, 50% prothioconazoles water dispersible granules presses 75ga.i./ha, 10% nitre benzene bacterium ester water dispersible granules by 75ga.i./ha, 20% fluorine pyrrole bacterium acid amides water dispersible granules by the spraying of 75ga.i./ha thin up, and after medicine, 7 days, 14 days preventive effects are respectively 70.2%, 63.3% and 62.4%, 51.6% and 81.2%, 70.6%.The composite rear preventive effect successful to powdery mildew of strawberry of prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides is better than single dose, thus alleviates carrying capacity of environment, reduces use cost, for plantation family provides the more efficiently management tool of a kind of powdery mildew of strawberry.
Embodiment 14: for preventing and treating stripe rust of wheat.
60.3% prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides water dispersible granules presses the spraying of 75ga.i./ha thin up, after medicine, the preventive effect of 7 days, 14 days is 91.8%, 82.4%, 50% prothioconazoles water dispersible granules presses 75ga.i./ha, 10% nitre benzene bacterium ester water dispersible granules by 75ga.i./ha, 20% fluorine pyrrole bacterium acid amides water dispersible granules by the spraying of 75ga.i./ha thin up, and after medicine, 7 days, 14 days preventive effects are respectively 70.5%, 60.0% and 61.3%, 49.4% and 81.3%, 68.2%.The preventive effect successful of prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides to stripe rust of wheat is better than single dose, thus alleviates carrying capacity of environment, reduces use cost, for plantation family provides the more efficiently management tool of a kind of stripe rust of wheat.
Embodiment 15: (prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides wetting powder).
Above-mentioned material is added in cone-type mixer together and mixes, pulverize by airslide disintegrating mill, material after pulverizing mixes through cone-type mixer again, mixed fineness of materials 98%, by 600 mesh standard sieves, obtains the prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides wetting powder of corresponding percentage by weight.
Embodiment 16: 50% prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides wetting powder.
Prothioconazoles 307 grams, nitre benzene bacterium ester 102 grams, fluorine pyrrole bacterium acid amides 105 grams, lignosulfonates calcium 54 grams, lauryl sodium sulfate 41 grams, sodium butylnaphthalenesulfonate 52 grams, white carbon 51 grams, kaolin complements to 1000 grams.Mix entering in blender after above-mentioned formula in proportion coarse crushing, namely prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides wetting powder is obtained again after air-flow crushing, after testing, prothioconazoles effective content 30.1%, nitre benzene bacterium ester effective content 10.0% fluorine pyrrole bacterium amide content 10.1%, total effective content 50.4%.
Embodiment 17: for preventing and treating soybean rust.
The spraying of 75ga.i./ha thin up pressed by 50.2% prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides wetting powder, after medicine, the preventive effect of 7 days, 14 days is 91.0%, 83.1%, 50% prothioconazoles wetting powder presses 75ga.i./ha, 10% nitre benzene bacterium ester wetting powder by 75ga.i./ha, 20% fluorine pyrrole bacterium acid amides wetting powder by the spraying of 75ga.i./ha thin up, and after medicine, 7 days, 14 days preventive effects are respectively 71%, 61.3% and 61.2%, 50.1% and 81.2%, 70.1%.The composite rear preventive effect successful to soybean rust of prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides is better than single dose, thus alleviates carrying capacity of environment, reduces use cost, for plantation family provides the more efficiently management tool of a kind of soybean rust.
Embodiment 18: for preventing and treating pear tree rust.
The spraying of 75ga.i./ha thin up pressed by 50.2% prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides wetting powder, after medicine, the preventive effect of 7 days, 14 days is 91.6%, 84.2%, 50% prothioconazoles wetting powder presses 75ga.i./ha, 10% nitre benzene bacterium ester wetting powder by 75ga.i./ha, 20% fluorine pyrrole bacterium acid amides wetting powder by the spraying of 75ga.i./ha thin up, and after medicine, 7 days, 14 days preventive effects are respectively 73.5%, 61.7% and 64.3%, 53.4% and 82.1%, 73.2%.The composite rear synergistic effect of prothioconazoles nitre benzene bacterium ester fluorine pyrrole bacterium acid amides is obvious, is better than single dose to the preventive effect successful of pear tree rust, thus alleviates carrying capacity of environment, reduces use cost, for plantation family provides a kind of more effective management tool of pear tree rust.
Claims (4)
1. contain a composition pesticide for prothioconazoles and nitre benzene bacterium ester and fluorine pyrrole bacterium acid amides, it is characterized in that: active ingredient is prothioconazoles, nitre benzene bacterium ester, fluorine pyrrole bacterium acid amides; Prothioconazoles percentage by weight is in the composition 1% ~ 30%, and nitre benzene bacterium ester percentage by weight is in the composition 1% ~ 30%, and fluorine pyrrole bacterium acid amides percentage by weight is in the composition 1% ~ 30%, and all the other are insecticides adjuvant.
2. a kind of composition pesticide containing prothioconazoles and nitre benzene bacterium ester and fluorine pyrrole bacterium acid amides according to claim 1, is characterized in that: described composition pesticide formulation is suspending agent, the one dispersibled in oil-suspending agent, water dispersible granules, wetting powder.
3. a kind of composition pesticide containing prothioconazoles and nitre benzene bacterium ester and fluorine pyrrole bacterium acid amides according to claim 1 is that control is by the application in the fungus-caused crop pest of pathogen.
4. a kind of composition pesticide containing prothioconazoles and nitre benzene bacterium ester and fluorine pyrrole bacterium acid amides according to claim 3, is characterized in that: described crop pest is powdery mildew, rust.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109169679A (en) * | 2018-08-11 | 2019-01-11 | 江西正邦作物保护有限公司 | A kind of composition pesticide containing bronopol and prothioconazoles |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109169679A (en) * | 2018-08-11 | 2019-01-11 | 江西正邦作物保护有限公司 | A kind of composition pesticide containing bronopol and prothioconazoles |
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Application publication date: 20160106 |