CN104585223A - Insecticidal and bactericidal mixture containing cyproconazole and thiamethoxam - Google Patents
Insecticidal and bactericidal mixture containing cyproconazole and thiamethoxam Download PDFInfo
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- CN104585223A CN104585223A CN201410852354.9A CN201410852354A CN104585223A CN 104585223 A CN104585223 A CN 104585223A CN 201410852354 A CN201410852354 A CN 201410852354A CN 104585223 A CN104585223 A CN 104585223A
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Abstract
The invention provides an insecticidal and bactericidal mixture containing cyproconazole and thiamethoxam; the insecticidal and bactericidal mixture comprises active components including cyproconazole and thiamethoxam; the total weight of cyproconazole and thiamethoxam is 10-80% of the total weight of the insecticidal and bactericidal mixture; the weight ratio of cyproconazole to thiamethoxam is (1-5):(5-1), preferably 1:1; and, after being supplied with other different components, such as a wetting agent and a dispersing agent, the insecticidal and bactericidal mixture can be prepared into wettable powder, suspending agents and water dispersible granules. The killing spectrum of the insecticidal and bactericidal mixture disclosed by the invention is enlarged; furthermore, cyproconazole and thiamethoxam have synergistic effects; when the insecticidal and bactericidal mixture is used, the application times can be reduced; the cost is reduced; and the insecticidal and bactericidal mixture is mainly used for preventing and treating wheat powdery mildew and wheat aphid.
Description
Technical field
The present invention relates to technical field of pesticide, be specifically related to a kind of pesticide-germicide built agent containing Cyproconazole and Diacloden.
Background technology
Cyproconazole ISO adopted name is Cyproconazole, and chemical name is 2-(4-chlorphenyl)-3-cyclopropyl-1-(1H-1,2,4-triazol-1-yl) fourth-2-alcohol, and molecular formula is C
15h
18clN
3o, stable chemical nature is triazole bactericidal agent.Cyproconazole is steroids demethylation (ergosterol biosynthesis) inhibitor, can be partially absorbed and mainly shift to top by plant is vegetative rapidly, Erysiphe, Puccinia, Rhynchosporium spp., nuclear cavity Pseudomonas and the microbial disease of Septoria can be prevented and treated, as Cereal, fruit tree and grape powdery mildew, loose smut of wheat, wheat sharp eyespot, wheat snow mold, bakanae disease of rice, pear scab etc.
Diacloden is the anabasine insecticide developed by Novartis Co., Ltd in 1991, and ISO adopted name is Thiamethoxam, and chemical name is, molecular formula C
8h
10clN
5o
3s, its mechanism of action is similar to Imidacloprid, alternative suppresses insect CNS nicotinic acetylcholine esterase acceptor, and then blocks the normal conduction of insect CNS, dead when causing insect to occur paralysis machine.Not only have tag, stomach toxicity, systemic activity, and there is the feature such as higher activity, better safety, wider insecticidal spectrum and speed of action is fast, lasting period length, to coleoptera, diptera, Lepidoptera, especially homoptera pest has high activity, effectively can prevent and treat the insects such as various aphid, leafhopper, plant hopper, aleyrodid, chafer larva, colorado potato beetle, nematode, ground beetle, leaf miner and the insect to polytype chemical pesticide generation resistance.
Agricultural chemicals is rationally composite is improve control efficiency, expand and kill pest scope, delay speed that pest communities develops, reduce resistance risk that agricultural chemicals single use brings, alleviate environmental pollution, reduce use cost and reduce a kind of residual method.But, how above-mentioned two kinds of bactericide and insecticide are combined effectively, better effect can have been given play to and have not been reported.
Summary of the invention
The object of this invention is to provide a kind of pesticide-germicide built agent containing Cyproconazole and Diacloden, expand and murder spectrum, and the two has synergistic function, can spraying times be reduced during use, reduce costs, be mainly used in control wheat powdery mildew and wheat aphid.
To achieve these goals, the technical solution used in the present invention is as follows:
Contain a pesticide-germicide built agent for Cyproconazole and Diacloden, comprise active component Cyproconazole and Diacloden, both weight totals account for 10 ~ 80% of gross weight, and the weight ratio of Cyproconazole and Diacloden is (1-5): (5-1).
According to above scheme, the weight ratio of described Cyproconazole and Diacloden is 1:1.
According to above scheme, also comprise wetting agent, dispersant, defoamer, carrier, be made into wetting powder.
According to above scheme, described wetting agent is one or more in alkylphosphonic, aliphatic alcohol sulfate, sodium alkyl sulfonate, alkylbenzenesulfonate, aliphatic alcohol polyethenoxy base ether, accounts for 1 ~ 10% of gross weight; Described dispersant is one or more in alkyl naphthalene formaldehyde condensate sulfonates, naphthalene sulfonate, lignin, polycarboxylic acids etc., accounts for 1 ~ 10% of gross weight; Described defoamer is one or more in plant oil defoamer, silicone defoaming agent, polyethers defoamer, polyether-modified silicon defoamer, accounts for gross weight 0.1-5%; Described carrier is one or more in diatomite, kaolin, precipitated calcium carbonate, white carbon, bentonite, surplus polishing.
According to above scheme, also comprise wetting agent, dispersant, synergist, thickener and deionized water, the weight of described Cyproconazole and Diacloden adds up to and accounts for 10 ~ 60% of gross weight, is made into suspending agent.
According to above scheme, described wetting agent is one or more in alkylphosphonic, aliphatic alcohol sulfate, sodium alkyl sulfonate, alkylbenzenesulfonate, aliphatic alcohol polyethenoxy base ether, accounts for 1 ~ 10% of gross weight; Described dispersant is one or more in alkyl naphthalene formaldehyde condensate sulfonates, naphthalene sulfonate, lignin, polycarboxylic acids etc., accounts for 1 ~ 10% of gross weight; Described synergist be in polyether-modified trisiloxanes, azone one or both, account for 1 ~ 5% of gross weight; Described thickener is one or more in xanthans, polyvinyl alcohol, carboxylic MEC sodium, accounts for 0.1 ~ 1% of gross weight; Surplus is deionized water.
According to above scheme, also comprise wetting agent, dispersant, disintegrant, binding agent and carrier, be made into water dispersible granules.
According to above scheme, described wetting agent is one or more in alkylnaphthalene sulfonate, sodium lignin sulfonate, fatty alcohol-polyoxyethylene ether, accounts for 1 ~ 10% of gross weight; Described dispersant is one or more in lignosulfonates, naphthalene sulfonic acid-formaldehyde condensation product, phenethyl phenol polyethenoxy sodium sulphate, oxyethylene sulfate, accounts for 5 ~ 15% of gross weight; Described disintegrant is one or more in thiamines, the chloride of calcium aluminium sodium, bentonite, imvite, accounts for 5 ~ 15% of gross weight; Described binding agent is one or more in PEG, Modified PVA, dextrin, CMC, xanthans, accounts for 0.1 ~ 2% of gross weight; Described carrier is one or more in kaolin, diatomite, potter's clay, precipitated calcium carbonate, surplus polishing.
Preparation method of the present invention is that universal method prepared by agricultural chemicals, wherein Cyproconazole and Diacloden wetting powder preparation method are: successively Cyproconazole and the former medicine of Diacloden, auxiliary agent, filler etc. are added mixer and fully mix, start airslide disintegrating mill, dosage formulation blends is pulverized, be up to the standards, pack.
Suspending agent preparation method is: the amount calculating all materials according to the ratio of formula, first the amount of 90% of required deionized water is pumped in clean shearing still, under shearing condition, progressively adds other auxiliary agents and make it dissolve completely; Under shearing condition, Cyproconazole and the former medicine of Diacloden are added and shear in still, shear evenly and enter sand mill sand milling, until the particle diameter of material reaches requirement; Content analysis is carried out in sampling, according to analyzing thickener and water join in slurries by the result of content, shearing and evenly getting final product sampling inspection results, qualified rear discharging packaging.
Water dispersible granules preparation method is: drop in mixing kettle by the former medicine measured, auxiliary agent; stir at normal temperatures; through air-flow crushing unit by material superfine comminution; granulation blender is transferred to after mixing; evenly add deionized water; material stirring is rear granulation evenly, checks that indices sieves after qualified, packaging warehouse-in when drying reaches moisture requirement.
Using method of the present invention and main application are: when being made into wetting powder, water dispersible granules or suspending agent, and during use, the dosage of former medicine 6 ~ 15 grams/acre, is watered dilution and stirs evenly, foliage-spray; Be mainly used in control wheat powdery mildew and wheat aphid.
The invention has the beneficial effects as follows:
1) Cyproconazole of the present invention is comparatively novel pesticide species, and resistance is more weak; Diacloden is that anabasine insecticide not easily develops immunity to drugs;
2) Cyproconazole of the present invention and Diacloden are all efficient, low toxicity, less-persistent pesticide, comparatively environmental protection.
3) Cyproconazole of the present invention and Diacloden composite is the composite of bactericide and insecticide, significantly expand and murder spectrum, and the two has synergistic function, can reduce spraying times, reduce costs during use,
4) known by practical observation, the registration that wheat powdery mildew disease and wheat aphid occur is higher, Control stage height overlaps, and the synergistic function that Cyproconazole and Diacloden show in certain proportion, can substantially increase the control efficiency to these two kinds of damage by disease and insect.
Embodiment
Below in conjunction with embodiment, technical scheme of the present invention is described.
Embodiment 1:
The invention provides a kind of pesticide-germicide built agent containing Cyproconazole and Diacloden, comprising 40g Cyproconazole, 40g Diacloden, 3g sodium alkyl sulfonate, 8g alkyl naphthalene formaldehyde condensate sulfonates, 5g plant oil defoamer, 4g bentonite, is wetting powder.
Preparation method is: successively Cyproconazole and the former medicine of Diacloden, auxiliary agent, filler etc. are added mixer and fully mix, and starts airslide disintegrating mill, is pulverized by dosage formulation blends, be up to the standards, can obtain 80% Cyproconazole Diacloden wetting powder.
During use, according to the dosage of former medicine 6 ~ 15 grams/acre, be watered dilution 500 ~ 800 times, stir evenly, foliage-spray.Result of the test shows, 667m
2under using 80% Cyproconazole Diacloden wetting powder 6g (former medicine) condition, namely have good control efficiency to wheat powdery mildew and wheat aphid, after dispenser 7 days, preventive effect reaches 90.5%.
Embodiment 2:
The invention provides a kind of pesticide-germicide built agent containing Cyproconazole and Diacloden, comprising 10g Cyproconazole, 50g Diacloden, 10g aliphatic alcohol sulfate, 10g naphthalene sulfonate, 3g silicone defoaming agent, 17g diatomite, is wetting powder.Preparation method is with embodiment 1.
Embodiment 3:
The invention provides a kind of pesticide-germicide built agent containing Cyproconazole and Diacloden, comprising 5g Cyproconazole, 5g Diacloden, 1g alkylbenzenesulfonate, 1g lignin, 0.1g polyethers defoamer, 87.9g white carbon, is wetting powder.Preparation method is with embodiment 1.
Embodiment 4:
The invention provides a kind of pesticide-germicide built agent containing Cyproconazole and Diacloden, comprising 20g Cyproconazole, 20g Diacloden, 1g alkylphosphonic, 5g alkyl naphthalene formaldehyde condensate sulfonates, 2g azone, 0.5g xanthans, 51.5g deionized water, is suspending agent.
Preparation method is: first the amount of 90% of required deionized water pumped in clean shearing still, under shearing condition, progressively add other auxiliary agents and make it dissolve completely; Under shearing condition, Cyproconazole and the former medicine of Diacloden are added and shear in still, shear evenly and enter sand mill sand milling, until the particle diameter of material reaches requirement; Content analysis is carried out in sampling, according to analyzing thickener xanthans and deionized water join in slurries by the result of content, shearing and evenly can obtain 40% Cyproconazole Diacloden suspending agent.
During use, according to the dosage of former medicine 6 ~ 15 grams/acre, be watered dilution 500 ~ 800 times, stir evenly, foliage-spray.Result of the test shows, 667m
2under using 40% Cyproconazole Diacloden wetting powder 6g (former medicine) condition, namely have good control efficiency to wheat powdery mildew and wheat aphid, after dispenser 7 days, preventive effect reaches 88%.
Embodiment 5:
The invention provides a kind of pesticide-germicide built agent containing Cyproconazole and Diacloden, comprising 50g Cyproconazole, 10g Diacloden, 10g aliphatic alcohol sulfate, 10g naphthalene sulfonate, the polyether-modified trisiloxanes of 5g, 1g polyvinyl alcohol, 14g deionized water, is suspending agent.Preparation method is with embodiment 4.
Embodiment 6:
The invention provides a kind of pesticide-germicide built agent containing Cyproconazole and Diacloden, comprising 2g Cyproconazole, 8g Diacloden, 1g alkylbenzenesulfonate, 1g lignin, the polyether-modified trisiloxanes of 1g, 0.1g polyvinyl alcohol, 86.9g deionized water, is suspending agent.Preparation method is with embodiment 4.
Embodiment 7:
The invention provides a kind of pesticide-germicide built agent containing Cyproconazole and Diacloden, comprising 30g Cyproconazole, 30g Diacloden, 5g alkylnaphthalene sulfonate, 5g lignosulfonates and 8g naphthalene sulfonic acid-formaldehyde condensation product, 10g bentonite, 1g xanthans, 11g potter's clay, is water dispersible granules.
Preparation method is: drop in mixing kettle by the former medicine measured, auxiliary agent; stir at normal temperatures; through air-flow crushing unit by material superfine comminution; granulation blender is transferred to after mixing; evenly add deionized water; material stirring is rear granulation evenly, after checking that indices is qualified, can obtain 60% Cyproconazole Diacloden water dispersible granules when drying reaches moisture requirement.
During use, according to the dosage of former medicine 6 ~ 15 grams/acre, be watered dilution 500 ~ 800 times, stir evenly, foliage-spray.Result of the test shows, 667m
2under using 60% Cyproconazole Diacloden wetting powder 6g (former medicine) condition, namely have good control efficiency to wheat powdery mildew and wheat aphid, after dispenser 7 days, preventive effect reaches 93%.
Embodiment 8:
The invention provides a kind of pesticide-germicide built agent containing Cyproconazole and Diacloden, comprising 40g Cyproconazole, 40g Diacloden, 1g fatty alcohol-polyoxyethylene ether, 5g lignosulfonates, 5g thiamines, 2g dextrin, 7g kaolin, is water dispersible granules.Preparation method is with embodiment 7.
Embodiment 9:
The invention provides a kind of pesticide-germicide built agent containing Cyproconazole and Diacloden, comprise 2g Cyproconazole, 8g Diacloden, 10g sodium lignin sulfonate, 10g oxyethylene sulfate and 5g phenethyl phenol polyethenoxy sodium sulphate, the chloride of 15g calcium aluminium sodium, 2g Modified PVA, 48g diatomite, be water dispersible granules.Preparation method is with embodiment 7.
Test method and result:
The present invention adopts indoor pot activity determination method, and the present invention is to the control efficiency of wheat powdery mildew in test, adopts field control effectiveness test method to measure the control efficiency of above-mentioned medicament to wheat aphid.
1, wheat powdery mildew indoor pot experiment is prevented and treated:
Test target: wheat powdery mildew (Erysiphe graminis).
Test material prepares: select susceptible wheat breed, treat that seedling grows to the 2-3 leaf phase for subsequent use.
Dispenser medicament: embodiment 2, embodiment 3 doses, embodiment 5, embodiment 6, embodiment 8 and embodiment 9 doses; Contrast medicament is commercially available 25% triazolone EC.
Inoculation and cultivation: the Powdery Mildew Fresh spores produced in 24h on wheat leaf blade of falling ill evenly is shaken off to be inoculated on the 2-3 leaf phase potted plant wheat seedling of process.Each process 4 basin, the strain of every basin 10.Spray liquid after inoculation 24h, cultivate under afterwards wheat seedling being placed in suitable condition.Test is also provided with blank.
Investigation:
Investigate according to the classification of blank incidence.Adopt following stage division:
0 grade: anosis; 1 grade: lesion area accounts for less than 5% of one-piece blade area; 3 grades: lesion area accounts for the 6%-15% of one-piece blade area; 5 grades: lesion area accounts for the 16%-25% of one-piece blade area; 7 grades: lesion area accounts for the 26%-50% of one-piece blade area; 9 grades: lesion area accounts for more than 50% of one-piece blade area.According to survey data, calculate the disease index after each process and control efficiency, as shown in table 1.
Table 1 the present invention is to the control efficiency of wheat powdery mildew
Result of the test shows, the present invention has remarkable preventive effect to wheat powdery mildew.In above-described embodiment, each formula to be recommended under consumption the preventive effect of wheat powdery mildew all more than 80%, and it is approximate or be better than this medicament effect and market to prevent and treat 25% triazolone EC effect of wheat powdery mildew.
2, the field control effectiveness test of wheat aphid is prevented and treated:
Field trial is selected representational, and aphid more serious wheatland occurs and carries out.Plot area 20 square metres, is provided with protection row around.Select embodiment 2, embodiment 3, embodiment 5, embodiment 6, embodiment 8 and embodiment 9 to carry out this test, contrast medicament is commercially available 10% imidacloprid wettable powder (WP).Each process repeats for 4 times.Blank is treated to non-medication.
The sampling of 5, every community, often fixing 5-10 strain has aphid strain, and aphid head number in strain is determined in investigation.Investigation aphid radix before dispenser, respectively investigates once, calculates the control efficiency after each process for after dispenser 1,3,7 day, as shown in table 2.
Table 2 the present invention is to the control efficiency of wheat aphid
Result of the test shows, the present invention has remarkable preventive effect to wheat aphid.Can reach about 50% to the control efficiency of wheat aphid after each preparation dispenser 1d in above-described embodiment, after dispenser 3-7d, pharmacy control efficacy is all more than 90%, and is better than contrast medicament 10% imidacloprid WP to the preventive effect of wheat aphid.
Above embodiment is the unrestricted technical scheme of the present invention in order to explanation only, although above-described embodiment is to invention has been detailed description, the person skilled of this area is to be understood that: can modify to the present invention or replace on an equal basis, but any amendment not departing from spirit and scope of the invention all should be encompassed in right of the present invention with local replacement.
Claims (8)
1. one kind contains the pesticide-germicide built agent of Cyproconazole and Diacloden, it is characterized in that, comprise active component Cyproconazole and Diacloden, both weight totals account for 10 ~ 80% of gross weight, and the weight ratio of Cyproconazole and Diacloden is (1-5): (5-1).
2. the pesticide-germicide built agent containing Cyproconazole and Diacloden according to claim 1, it is characterized in that, the weight ratio of described Cyproconazole and Diacloden is 1:1.
3. the pesticide-germicide built agent containing Cyproconazole and Diacloden according to claim 1, is characterized in that, also comprise wetting agent, dispersant, defoamer, carrier, be made into wetting powder.
4. the pesticide-germicide built agent containing Cyproconazole and Diacloden according to claim 3, it is characterized in that, described wetting agent is one or more in alkylphosphonic, aliphatic alcohol sulfate, sodium alkyl sulfonate, alkylbenzenesulfonate, aliphatic alcohol polyethenoxy base ether, accounts for 1 ~ 10% of gross weight; Described dispersant is one or more in alkyl naphthalene formaldehyde condensate sulfonates, naphthalene sulfonate, lignin, polycarboxylic acids etc., accounts for 1 ~ 10% of gross weight; Described defoamer is one or more in plant oil defoamer, silicone defoaming agent, polyethers defoamer, polyether-modified silicon defoamer, accounts for gross weight 0.1-5%; Described carrier is one or more in diatomite, kaolin, precipitated calcium carbonate, white carbon, bentonite, surplus polishing.
5. the pesticide-germicide built agent containing Cyproconazole and Diacloden according to claim 1, it is characterized in that, also comprise wetting agent, dispersant, synergist, thickener and deionized water, the weight of described Cyproconazole and Diacloden adds up to and accounts for 10 ~ 60% of gross weight, is made into suspending agent.
6. the pesticide-germicide built agent containing Cyproconazole and Diacloden according to claim 5, it is characterized in that, described wetting agent is one or more in alkylphosphonic, aliphatic alcohol sulfate, sodium alkyl sulfonate, alkylbenzenesulfonate, aliphatic alcohol polyethenoxy base ether, accounts for 1 ~ 10% of gross weight; Described dispersant is one or more in alkyl naphthalene formaldehyde condensate sulfonates, naphthalene sulfonate, lignin, polycarboxylic acids etc., accounts for 1 ~ 10% of gross weight; Described synergist be in polyether-modified trisiloxanes, azone one or both, account for 1 ~ 5% of gross weight; Described thickener is one or more in xanthans, polyvinyl alcohol, carboxylic MEC sodium, accounts for 0.1 ~ 1% of gross weight; Surplus is deionized water.
7. the pesticide-germicide built agent containing Cyproconazole and Diacloden according to claim 1, is characterized in that, also comprise wetting agent, dispersant, disintegrant, binding agent and carrier, be made into water dispersible granules.
8. the pesticide-germicide built agent containing Cyproconazole and Diacloden according to claim 7, it is characterized in that, described wetting agent is one or more in alkylnaphthalene sulfonate, sodium lignin sulfonate, fatty alcohol-polyoxyethylene ether, accounts for 1 ~ 10% of gross weight; Described dispersant is one or more in lignosulfonates, naphthalene sulfonic acid-formaldehyde condensation product, phenethyl phenol polyethenoxy sodium sulphate, oxyethylene sulfate, accounts for 5 ~ 15% of gross weight; Described disintegrant is one or more in thiamines, the chloride of calcium aluminium sodium, bentonite, imvite, accounts for 5 ~ 15% of gross weight; Described binding agent is one or more in PEG, Modified PVA, dextrin, CMC, xanthans, accounts for 0.1 ~ 2% of gross weight; Described carrier is one or more in kaolin, diatomite, potter's clay, precipitated calcium carbonate, surplus polishing.
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Cited By (1)
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JP2008120768A (en) * | 2006-11-15 | 2008-05-29 | Syngenta Japan Kk | Improved pesticide composition |
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Application publication date: 20150506 |