CN103355309A - Sterilization composition and preparation thereof - Google Patents
Sterilization composition and preparation thereof Download PDFInfo
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- CN103355309A CN103355309A CN201310316085XA CN201310316085A CN103355309A CN 103355309 A CN103355309 A CN 103355309A CN 201310316085X A CN201310316085X A CN 201310316085XA CN 201310316085 A CN201310316085 A CN 201310316085A CN 103355309 A CN103355309 A CN 103355309A
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- tetraconazole
- oxygen quinoline
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Abstract
The invention relates to the field of pesticides preparations, and discloses a sterilization composition and a preparation thereof. The sterilization composition consists of tetraconazole and proquinazid with a weight ratio of 1 : (0.2-10), has substantial synergy effect, and is capable of effectively controlling powdery mildew of multiple crops, reducing the content of the pesticides and delaying generation of drug resistance. A bactericide of the invention is prepared from the sterilization composition, an auxiliary agent and a carrier, and is capable of effectively controlling powdery mildew of multiple crops, especially wheat powdery mildew and cucumber powdery mildew.
Description
Technical field
The present invention relates to technical field of pesticide, relate to specifically a kind of bactericidal composition and preparation thereof, relate in particular to bactericidal composition and preparation thereof that a kind of active component is comprised of tetraconazole and the third oxygen quinoline.
Background technology
Powdery mildew is the Common Diseases on the crops, and the blade of mainly causing harm, the climing and petiole of the stem of sometimes also causing harm all can occur from the seedling to the strain.During just morbidity, white fleck appears in the blade face, after enlarge gradually, can be linked to be sheet at last, be covered with the mould layer of white powdery on the blade face.When serious, blade is flavescence gradually, and is withered dead, sometimes occurs many black point-like things on the scab.Powdery mildew has a strong impact on photosynthesis, and eubolism is interfered, and causes early ageing or output to incur loss.Occur generally in China wheat belt such as wheat powdery mildew, its harm mainly is to reduce grain number per spike and reduce thousand kernel weight, general popular time wheatland underproduction 5%-10%, but the underproduction 30% when serious.Since the later stage seventies, along with of short stem, the popularization of semi-dwarf mutant wheat breed and the improvement of fertilizer and water condition, wheat plant is tillered increased, grow densely, cause that the field is strongly fragrant covers, its generation and harm are on the rise, and become one of Major Diseases on the present Wheat Production.
The kind of powdery mildew is a lot, the powdery mildew of wheat and barley that comprises the wheat classes such as harm barley, rye, oat, the melon cucurbits powdery mildews such as harm cucumber, muskmelon, the beans powdery mildew of the beans such as harm cowpea, pea, broad bean, French beans, Kidney bean, the flowers powdery mildew of the multiple ornamental plants such as harm Chinese rose, crape myrtle, spindle tree, smoke tree, Chinese photinia, winged euonymus, the traditional Chinese medicine powdery mildew of the traditional Chinese medicines such as harm Schisandra sphenanthera Rehd.et WilS, Radix Angelicae Sinensis, the Radix Astragali, matrimony vine, pseudo-ginseng.Comprise in addition powdery mildew of strawberry, grape powdery mildew, mango powdery mildew, apple mildew, eggplant powdery mildew etc.
The kind of powdery mildew is different at present, and the method for preventing and treating is different.Spray 1000 times of liquid of thiophanate methyl wetting powder or 500～600 times of liquid of 75% tpn wetting powder or 600 times of liquid of 56% Fluoxastrobin tpn of 50% such as powdery mildew of cucumber.And the method for preventing and treating of wheat powdery mildew is to spray 1000 times of liquid of 20% triazolone missible oil or 8000 times of liquid of 40% lucky star missible oil.Adopt Same Way control variety classes powdery mildew, control efficiency is poor.Therefore, development all has the bactericide of obvious bactericidal effect significant to the powdery mildew of various crops.
Summary of the invention
In view of this, the object of the invention provides a kind of bactericidal composition and preparation thereof, and bactericidal composition provided by the invention all has obvious bactericidal effect to the powdery mildew of various crops.
The invention provides a kind of bactericidal composition, be comprised of tetraconazole and the third oxygen quinoline, the weight ratio of described tetraconazole and the third oxygen quinoline is 1:(0.2～10).
Tetraconazole, English common name tetraconazole, chemical name 2-(2,4-dichlorophenyl)-3-(1H-1,2,4-triazol-1-yl) propyl group 1,1,2,2-tetrafluoro ethyl ether, structural formula is suc as formula shown in the I.Tetraconazole is sterol demethylation inhibitor; because absorption in having well; therefore can be promptly by plant absorbing; and in conducted inside; have good protection and therapeutic activity; in 6 weeks of lasting period, can prevent and treat Erysiphe; Puccinia; Rhynchosporium spp．; the microbial disease of nuclear cavity Pseudomonas and Septoria such as wheat powdery mildew; loose smut of wheat; wheat rust; the bunt of wheat; the blessing of wheat grain husk is sick; barley leaf blotch; loose smut of barley; the barley banded sclerotial blight; maize head smut; head smut of sorghum; the melon and fruit powdery mildew; sigatoka; alternaria leaf spot of apple; pear scab etc.
The third oxygen quinoline, English common name proquinazid, chemical name 6-iodo-2-propoxyl group-3-propyl group quinazoline-4(3H)-and ketone, molecular formula C
14H
17IN
2O
2, structural formula is suc as formula shown in the II.Be mainly used in preventing and treating the diseases such as powdery mildew.
Tetraconazole is different with the third oxygen quinoline structure, the mechanism of action is different, and the bactericidal composition that is comprised of tetraconazole and the third oxygen quinoline can be prevented and treated the powdery mildew of various crop simultaneously, compares with single dose and has produced obvious synergistic effect, have obvious bactericidal effect, reduced the consumption of agricultural chemicals.
Each active component was owing to the difference of composition, structure, physicochemical property, so that the synergy between each active component is typically expressed as synergistic effect, summation action or antagonism after different bactericidal active constituents mixed.So-called synergistic effect is exactly the mutual synergism between different material, and its produce an effect is greater than the sum total of each composition effect; And summation action is exactly the sum total that its produce an effect equals each composition effect; When antagonism referred to that two kinds of materials act on living organism, a kind of material disturbed the effect of another kind of material, or the effect of interfering with an opponent each other, the phenomenon that general effect is descended.
The present invention estimates two kinds of mixed interactions of different activities component of the present invention with reference to Sun Yunpei (Sun YP) method, and wherein, co-toxicity coefficient (CTC) 〉=120 shows as synergistic effect; Co-toxicity coefficient (CTC)≤80 shows as antagonism; 80＜co-toxicity coefficient (CTC)＜120 shows as summation action.The present invention estimates both and uses rear effect with by calculating the co-toxicity coefficient after tetraconazole and the third oxygen quinoline are used with, and the result shows, the weight ratio of described tetraconazole and the third oxygen quinoline is 1:(0.2～10) co-toxicity coefficient all greater than 120.Find by the test of outdoor biological activity determination, described benzene tetraconazole is 1:(0.2～10 with the weight ratio of the third oxygen quinoline) ratio mix use and have the notable synergistic effect.
As preferably, the weight ratio of tetraconazole and the third oxygen quinoline is 1:(0.2～10 in the bactericidal composition provided by the invention).
Preferably, the weight ratio of tetraconazole and the third oxygen quinoline is 1:1:(1～3 in the bactericidal composition provided by the invention).
Pesticide original medicine can not directly use, and must process and be mixed with various pesticidal preparations, could use.Therefore the present invention also provides a kind of bactericide, is made by bactericidal composition of the present invention and auxiliary agent and carrier/solvent.
Wherein, the percentage by weight that accounts for described bactericide as preferred described bactericidal composition is 1%～80%, is 20%～80% in certain embodiments.Be 10%～50% in certain embodiments.
Insecticide of the present invention can as required according to method known in those skilled in the art, be made pesticidal preparations by Pesticidal combination of the present invention and auxiliary agent, to be applied to agricultural production.As being mixed with missible oil, aqueous emulsion, wetting powder, water dispersible granules according to method known to those skilled in the art.
As preferably, weed killer herbicide of the present invention is missible oil.To account for the weight ratio of described missible oil be 20%～80% to bactericidal composition of the present invention in certain embodiments, and the weight ratio that emulsifier accounts for described missible oil is 1%～20%, surplus is solvent.
As preferably, weed killer herbicide of the present invention is aqueous emulsion.To account for the weight ratio of described aqueous emulsion be 1%-50% to bactericidal composition of the present invention in certain embodiments, the weight ratio that solvent accounts for described aqueous emulsion is 0-15%, the weight ratio that emulsifier accounts for described aqueous emulsion is 1-30%, the weight ratio that co-emulsifier accounts for described aqueous emulsion is 0.2%～5.0%, the weight ratio that thickener accounts for described aqueous emulsion is 0-5%, the weight ratio that antifreeze accounts for described aqueous emulsion is 0-2%, and surplus is water.
As preferably, weed killer herbicide of the present invention is wetting powder.To account for the weight ratio of described wetting powder be 1%～80% to bactericidal composition of the present invention in certain embodiments, and the weight ratio that wetting agent accounts for described wetting powder is 1%～7%, and the weight ratio that dispersant accounts for described wetting powder is 2%～10%, and surplus is carrier.
As preferably, weed killer herbicide of the present invention is water dispersible granules.To account for the weight ratio of described water dispersible granules be 1%～80% to bactericidal composition of the present invention in certain embodiments, the weight ratio that wetting agent accounts for described water dispersible granules is 1%～7%, the weight ratio that dispersant accounts for described water dispersible granules is 2%～10%, the weight ratio that disintegrant accounts for described water dispersible granules is 0～5%, the weight ratio that adhesive accounts for described water dispersible granules is 0～1%, and surplus is carrier.
The auxiliary agents such as the used emulsifier of the above various preparations of preparation, co-emulsifier, wetting agent, solvent, antifreeze, thickener, disintegrant, adhesive, carrier are and well known to a person skilled in the art.
Preferably, emulsifier of the present invention is selected from peaceful newborn 33#(styryl fluosite PULLRONIC F68 block type polyethers), peaceful newborn 34(styrene phenol formaldehyde resin polyoxyethylene poly-oxygen propylene aether), peaceful newborn 37(styryl phenol formaldehyde resin APEO), peaceful newborn 700(benzene second camphor tree (or ɑ-methyl styrene) phenol formaldehyde resin APEO), calcium dodecyl benzene sulfonate (farming breast 500), anion and the non-ionic surface active agent compound (agricultural newborn 0201B) of solvent, the newborn 0203B of farming, alkyl phenol formaldehyde resin polyoxyethylene ether (Nongru-700), alkylphenol-polyethenoxy (15) ether (agricultural newborn NP-15), phenethyl phenol polyethenoxy polyethenoxy ether (farming breast 1601), castor oil polyoxyethylene ether (agricultural newborn BY110), alkyl phenyl APEO (farming breast 100), sorbitan monooleate (S-80), dibutyl naphthalene sulfonic acids calcium (farming breast 2201), castor oil polyoxyethylene (40) ether (agricultural newborn EL-40), in Tween-20 (agricultural newborn T-20) and the alkyl vinyl aryl phenyl ether (YUS-SC3) one or more; Co-emulsifier is selected from one or more in butanols, isobutanol, dodecanol-1, tetradecanol-1, octadecanol-1, nonadecanol-1, the eicosanol-1.
Preferably, wetting agent of the present invention be selected from TERWET1004, SP-2845W, Morwet EFW, pull open powder, in lauryl sodium sulfate, dodecyl sodium naphthalene sulfonate, neopelex, calcium dodecyl benzene sulfonate and the penetrating agent JFC one or more; Described dispersant can be selected from one or more in Morwet D-425, Morwet D-500, SP-2836, TERSPERSE 2700, TERSPERSE 2425, DEHSCOFIX920, sodium methylene bis-naphthalene sulfonate, dispersing agent MF, sodium lignin sulfonate, calcium lignosulfonate and the carboxymethyl cellulose.
Preferably, solvent of the present invention is selected from one or more in No. 200, aromatic solvent naphtha, tributyl phosphate, tetrahydrofurfuryl alcohol, oxolane, vegetable oil, paraffin oil, lubricating oil, No. 100, solvent naphtha, No. 150, solvent naphtha, No. 180, solvent naphtha and the solvent naphtha.
Preferably, antifreeze of the present invention is selected from ethylene glycol, propane diols, glycerine, hexylene glycol, urea, ammonium sulfate, NaCl, CaCl
2In one or more.
Preferably, thickener of the present invention is selected from one or more in Sodium Polyacrylate, cellulose derivatives, xanthans, mineral clay, polyvinyl alcohol and the gum Arabic.
Preferably, disintegrant of the present invention is selected from one or more among urea, sodium carboxymethylcellulose, ammonium sulfate, silica gel, PEG and the SF-04 one or more.
Preferably, adhesive of the present invention is selected from one or more in sucrose, soluble starch, Sodium Polyacrylate, dextrin, xanthans and the organobentonite.
Preferably, carrier of the present invention can be selected from one or more in kaolin, bentonite, potter's clay, diatomite, white carbon and the precipitated calcium carbonate.
Bactericide of the present invention can effectively be prevented and treated the various crop white powder diseases such as wheat powdery mildew, powdery mildew of cucumber, compares with single dose to have obvious synergistic effect.Therefore the present invention also provides the application of above-mentioned bactericide in control crop powdery mildew evil.Wherein, as preferably, described crop powdery mildew evil is wheat powdery mildew, powdery mildew of cucumber.
Bactericidal composition of the present invention is comprised of tetraconazole and the third oxygen quinoline, the weight ratio of described tetraconazole and the third oxygen quinoline is 1:(0.2～10), has obvious synergistic effect, can effectively prevent and treat various crop white powder disease, reduce the consumption of agricultural chemicals, and can delay drug-fast generation.Bactericide of the present invention is made by described bactericidal composition and auxiliary agent and carrier, can effectively prevent and treat various crop white powder disease, especially wheat powdery mildew, powdery mildew of cucumber.
Embodiment
The invention provides a kind of bactericidal composition and preparation thereof, those skilled in the art can use for reference this paper content, suitably improve technological parameter and realize.Special needs to be pointed out is, all similarly replace and change apparent to those skilled in the art, and they all are deemed to be included in the present invention.Method of the present invention and application are described by preferred embodiment, the related personnel obviously can change or suitably change and combination methods and applications as herein described within not breaking away from content of the present invention, spirit and scope, realizes and use the technology of the present invention.
In order further to understand the present invention, below in conjunction with embodiment a kind of bactericidal composition provided by the invention and preparation thereof are elaborated.
The Toxicity Determination of embodiment 1, bactericidal composition of the present invention
For the composite ratio of tetraconazole and the third oxygen quinoline is screened, carried out Toxicity Determination with the tetraconazole third oxygen quinoline of different proportionings.Test adopts pot-culture method to carry out toxicity test.Measure respectively simultaneously the virulence of tetraconazole and the third oxygen quinoline single dose.
Tetraconazole single dose concentration for the treatment of is 6,4,3,2,1.6 μ g/mL, the third oxygen quinoline single dose concentration for the treatment of is 36,18,9,4.5,2.25 μ g/mL, the test of combination medicament also arranges 5 concentration gradients, and other establishes the blank of not dosing, and each is processed 4 times and repeats.
Select susceptible cucumber variety potted plant, treat that seedling grows to two open and flat phases of few leaf for subsequent use.With the pure water that is added with a small amount of Tween-80, wash and get the fresh spore that covers with on the Powdery Mildew plant leaf blade, filter with double gauze, making spore concentration is 1 * 10
5The suspension of individual spore/mL, for subsequent use.Liquid is evenly sprayed in the blade face to all moistening, for subsequent use behind the liquid natural air drying.Use the spore suspension spray inoculation.24h inoculation before chemicals treatment.Then postvaccinal examination material natural air drying moves to thermostatic chamber, cultivates 7d-10d under the condition of 20 ℃-24 ℃ of temperature.According to medicine inspecting institute of the Ministry of Agriculture " farm-chemical indoor determination test rule " method, treat that the sick leaf rate of blank reaches 80% when above, classification investigation is managed incidence everywhere, and 30 leaves are investigated in every processing at least.Calculate disease index and control efficiency that each is processed.Do regression analysis according to each drug concentration logarithm value and preventive effect probability value, calculate the EC of each medicament
50
Each active component was owing to the difference of composition, structure, physicochemical property, so that the synergy between each active component is typically expressed as synergistic effect, summation action or antagonism after different fungicidal activity components were mixed.So-called synergistic effect is exactly the mutual synergism between different material, and its produce an effect is greater than the sum total of each composition effect; And summation action is exactly the sum total that its produce an effect equals each composition effect; When antagonism referred to that two kinds of materials act on living organism, a kind of material disturbed the effect of another kind of material, or the effect of interfering with an opponent each other, the phenomenon that general effect is descended.
Co-toxicity coefficient (CTC) 〉=120 shows as synergistic effect;
Co-toxicity coefficient (CTC)≤80 shows as antagonism;
80＜co-toxicity coefficient (CTC)＜120 shows as summation action.
Actual measurement toxicity index (ATI)=(standard medicament EC
50/ reagent agent EC
50) * 100
Theoretical toxicity index (TTI)=(percentage composition of A in toxicity index * mixture of A)+(percentage composition of B in toxicity index * mixture of B)
Co-toxicity coefficient (CTC)=[mixture actual measurement virulence coefficient (the ATI)/theoretical virulence coefficient (TTI) of mixture] * 100
Bactericidal composition provided by the invention is as shown in table 1 to the Toxicity Determination result of powdery mildew of cucumber bacterium.
Table 1 tetraconazole the third oxygen quinoline is to the prescription the selection result of powdery mildew of cucumber germ
By as seen from Table 1, tetraconazole and the third oxygen quinoline are mixed, and the part by weight scope is in 1:(0.2～10) between its co-toxicity coefficient all above 120, illustrate that tetraconazole and the third oxygen quinoline carry out composite under this ratio, compare with single dose and can produce good synergistic effect.
Use the same method and do tetraconazole and the third oxygen quinoline to the co-toxicity test of wheat powdery mildew, the results are shown in Table 2.
Table 2 tetraconazole the third oxygen quinoline is to the prescription the selection result of wheat powdery mildew germ
By table 1 and 2 as can be known, bactericidal composition provided by the invention is compared with single dose the control efficiency of wheat powdery mildew, powdery mildew of cucumber, be significantly increased, thereby further specify bactericidal composition provided by the invention and can effectively prevent and treat various crop white powder disease, compare with single dose and to have produced obvious synergistic effect, can reduce the consumption of agricultural chemicals, thereby reduce production costs and save the labour.
Embodiment 2,20% tetraconazole the third oxygen quinoline missible oil
Tetraconazole 15%, the third oxygen quinoline 5%, agricultural newborn 0203B5%, solvent naphtha supply 100% No. 100.With tetraconazole, the third oxygen quinoline, emulsifier, the abundant mixed grinding of solvent naphtha warp, and get final product.
Embodiment 3,48% tetraconazole the third oxygen quinoline missible oil
Tetraconazole 40%, the third oxygen quinoline 8%, farming breast 22015%, Nongru-700 10%, oxolane supply 100%.With tetraconazole, the third oxygen quinoline, emulsifier, the abundant mixed grinding of solvent naphtha warp, and get final product.
Embodiment 4,64% tetraconazole the third oxygen quinoline missible oil
Tetraconazole 8%, the third oxygen quinoline 56%, peaceful breast 70020%, paraffin oil supply 100%.With tetraconazole, the third oxygen quinoline, emulsifier, the abundant mixed grinding of solvent naphtha warp, and get final product.
Embodiment 5,80% tetraconazole the third oxygen quinoline missible oil
Tetraconazole 10%, the third oxygen quinoline 70%, peaceful breast 3715%, Nongru-700 3%, solvent naphtha supply 100% No. 200.With tetraconazole, the third oxygen quinoline, emulsifier, the abundant mixed grinding of solvent naphtha warp, and get final product.
Embodiment 6,1% tetraconazole the third oxygen quinoline aqueous emulsion
Tetraconazole 0.5%, the third oxygen quinoline 0.5%, peaceful breast 3725%, solvent naphtha No. 100 10%, butanols 1%, hexylene glycol 2%, PAA 3%, water less than 100%.Tetraconazole, the third oxygen quinoline, butanols, peaceful breast 37, solvent naphtha are mixed into even oil phase No. 100; Ethylene glycol, PAA, water are mixed into even water; Water is joined in the oil phase, shear and get final product through high-speed shearing machine.
Embodiment 7,27% tetraconazole the third oxygen quinoline aqueous emulsion
Tetraconazole 9%, the third oxygen quinoline 18%, agricultural newborn NP-1530%, tetradecanol-11%, solvent naphtha No. 150 5%, hexylene glycol 1.5%, mineral clay 2%, water supply 100%.Tetraconazole, the third oxygen quinoline, agricultural newborn NP-15, tetradecanol-1%, solvent naphtha are mixed into even oil phase No. 150; Hexylene glycol, mineral clay, water are mixed into even water; Water is joined in the oil phase, shear and get final product through high-speed shearing machine.
Embodiment 8,33% tetraconazole the third oxygen quinoline aqueous emulsion
Tetraconazole 3%, the third oxygen quinoline 30%, peaceful breast 342%, butanols 5%, paraffin oil 5%, ammonium sulfate 2%, gum Arabic 5%, water supply 100%.Tetraconazole, the third oxygen quinoline, peaceful breast 34, butanols, paraffin oil are mixed into even oil phase; Ammonium sulfate, gum Arabic, water are mixed into even water; Water is joined in the oil phase, shear and get final product through high-speed shearing machine.
Embodiment 9,50% tetraconazole the third oxygen quinoline aqueous emulsion
Tetraconazole 10%, the third oxygen quinoline 40%, peaceful breast 70025%, isobutanol 2%, solvent naphtha No. 180 5%, hexylene glycol 0.5%, xanthans 2%, water supply 100%.Tetraconazole, the third oxygen quinoline, peaceful breast 700, isobutanol, solvent naphtha 180 are mixed into even oil phase; Hexylene glycol, xanthans, water are mixed into even water; Water is joined in the oil phase, shear and get final product through high-speed shearing machine.
Embodiment 10,1% tetraconazole the third oxygen quinoline wetting powder
Tetraconazole 0.8%, the third oxygen quinoline 0.2%, pull open powder 3%, calcium lignosulfonate 6%, kaolin and supply 100%.With tetraconazole, the third oxygen quinoline, wetting agent, dispersant and carrier, through air-flow crushing, fully mixing, and get final product.
Embodiment 11,35% tetraconazole the third oxygen quinoline wetting powder
Tetraconazole 5%, the third oxygen quinoline 30%, pull open powder 2%, sodium lignin sulfonate 5%, diatomite and supply 100%.With tetraconazole, the third oxygen quinoline, wetting agent, dispersant and carrier, through air-flow crushing, fully mixing, and get final product.
Embodiment 12,63% tetraconazole the third oxygen quinoline wetting powder
Tetraconazole 9%, the third oxygen quinoline 54%, moistening penetrant t 3%, carboxymethyl cellulose 7%, precipitated calcium carbonate supply 100%.With tetraconazole, the third oxygen quinoline, wetting agent, dispersant and carrier, through air-flow crushing, fully mixing, and get final product.
Embodiment 13,80% tetraconazole the third oxygen quinoline wetting powder
Tetraconazole 8%, the third oxygen quinoline 72%, Morwet EFW2%, Morwet D-4254%, bentonite supply 100%.With tetraconazole, the third oxygen quinoline, wetting agent, dispersant and carrier, through air-flow crushing, fully mixing, and get final product.
Embodiment 14,1% tetraconazole the third oxygen quinoline water dispersible granules
Tetraconazole 0.2%, the third oxygen quinoline 0.8%, TERWET 1,004 1%, TERSPERSE2425 3%, kaolin supply 100%.With tetraconazole, the third oxygen quinoline, wetting agent, dispersant and carrier, through air-flow crushing, fully mixing, kneading granulation, drying and screening, and get final product.
Embodiment 15,42% tetraconazole the third oxygen quinoline water dispersible granules
Tetraconazole 14%, the third oxygen quinoline 28%, pull open powder 5%, sodium lignin sulfonate 10%, ammonium sulfate 1%, xanthans 1%, precipitated calcium carbonate and supply 100%.With tetraconazole, the third oxygen quinoline, wetting agent, dispersant, disintegrant, adhesive and carrier, through air-flow crushing, fully mixing, kneading granulation, drying and screening, and get final product.
Embodiment 16,72% tetraconazole the third oxygen quinoline water dispersible granules
Tetraconazole 8%, the third oxygen quinoline 64%, SP-2845W 2%, SP-2836 5%, bentonite supply 100%.With tetraconazole, the third oxygen quinoline, wetting agent, dispersant and carrier, through air-flow crushing, fully mixing, kneading granulation, drying and screening, and get final product.
Embodiment 17,80% tetraconazole the third oxygen quinoline water dispersible granules
Tetraconazole 40%, the third oxygen quinoline 40%, dodecyl sodium naphthalene sulfonate 4%, dispersing agent MF 8%, PEG2%, soluble starch 0.5%, precipitated calcium carbonate supply 100%.With tetraconazole, the third oxygen quinoline, wetting agent, dispersant, disintegrant, adhesive and carrier, through air-flow crushing, fully mixing, kneading granulation, drying and screening, and get final product.
The explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (6)
1. a bactericidal composition is characterized in that, is comprised of tetraconazole and the third oxygen quinoline, and the weight ratio of described tetraconazole and the third oxygen quinoline is 1:(0.2～10).
2. bactericidal composition according to claim 1 is characterized in that, the weight ratio of described tetraconazole and the third oxygen quinoline is 1:(1～3).
3. a bactericide is characterized in that, is made by claim 1 or the described bactericidal composition of claim 2 and auxiliary agent and carrier.
4. described bactericide according to claim 3 is characterized in that, the percentage by weight that described bactericidal composition accounts for described bactericide is 1%～80%.
5. bactericide according to claim 4 is characterized in that, the formulation of described bactericide is missible oil, aqueous emulsion, wetting powder, water dispersible granules.
6. the application of the described any one bactericide of claim 3-5 in the control crop powdery mildew.
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| CN106577673A (en) * | 2016-12-02 | 2017-04-26 | 西安北农华农作物保护有限公司 | Bactericidal composition containing Amisulbrom |
| CN106577674A (en) * | 2016-12-02 | 2017-04-26 | 西安北农华农作物保护有限公司 | Fungicidal composition containing proquinazid |
| CN114051378A (en) * | 2019-07-31 | 2022-02-15 | 伊萨格罗股份公司 | Liquid agrochemical mixtures containing tetraconazole and related use thereof as fungicides in crops |
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| CN106577673A (en) * | 2016-12-02 | 2017-04-26 | 西安北农华农作物保护有限公司 | Bactericidal composition containing Amisulbrom |
| CN106577674A (en) * | 2016-12-02 | 2017-04-26 | 西安北农华农作物保护有限公司 | Fungicidal composition containing proquinazid |
| CN114051378A (en) * | 2019-07-31 | 2022-02-15 | 伊萨格罗股份公司 | Liquid agrochemical mixtures containing tetraconazole and related use thereof as fungicides in crops |
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| CN103355309B (en) | 2015-02-25 |
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