CN101669478A - Pesticide combination - Google Patents
Pesticide combination Download PDFInfo
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- CN101669478A CN101669478A CN200910205310A CN200910205310A CN101669478A CN 101669478 A CN101669478 A CN 101669478A CN 200910205310 A CN200910205310 A CN 200910205310A CN 200910205310 A CN200910205310 A CN 200910205310A CN 101669478 A CN101669478 A CN 101669478A
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- insect amide
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- azoles
- cypermethrin
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Abstract
The invention relates to a pesticide combination, which is characterized by comprising the active ingredients including tolfenpyrad (A) and a pyrethroid insecticide (B) which can be beta-cypermethrin,cypermethrin, beta-cyfluthrin, lambda-cyhalothrin, bifenthrin, fenpropathrin or deltamethrin. The mass ratio of A and B in the pesticide combination is 100:1 to 1:100. The pesticide combination of the invention is suitable for controlling various common pests and mites in agriculture.
Description
Technical field
The present invention relates to a kind of composition pesticide, especially a kind of composition pesticide that contains the azoles insect amide.
Background technology
Chemical control is the main means that agricultural goes up the extermination of disease and insect pest always.In agricultural production, can take place simultaneously by several insect evil mites on common a kind of crop.Often activity is lower for the insecticidal/acaricidal agent of wide spectrum commonly used, as organophosphorus insecticides; And active higher insecticide often prevent and treat compose narrow, only efficient as process for preparation of benzoylurea compounds to lepidoptera pest.
Azoles insect amide: english common name tolfenpyrad, chemical name 4-chloro-3-ethyl-1-methyl-N-[4-(right-tolyl oxygen base) phenyl] pyrazoles-5-acid amides, belong to novel pyrazole heterocyclic insecticidal/acaricidal agent.The main mechanism of azoles insect amide is for stoping the oxidative phosphorylation of insect, and the adenosine diphosphate (ADP) of insect evil mite can not be converted into adenosine triphosphate (ATP) like this, thereby makes its death.Because its mechanism of action is special, does not have cross resistance with conventional dose.The azoles insect amide has good quick-acting, and insecticidal spectrum is very wide, and various Lepidopteras, Semiptera, beetle order, Hymenoptera, Diptera pest and mite class are had higher control efficiency.However, find that in practice the azoles insect amide is not high to the important pests activity on some agriculturals such as prodenia litura, beet armyworm, using separately needs bigger consumption.
Pyrethroid insecticides be natural pyrethrin bionical insecticide, its principal item has: beta-cypermethrin (beta-cypermethrin), cypermethrin (cypermethrin), betacyfluthrin (beta-cyfluthrin), gamma cyhalothrin (lambda-cyhalothrin), Biphenthrin (bifenthrin), fenpropathrin (fenpropathrin), decis (deltamethrin), sumicidin (fenvalerate) and allethrin (allethrins) etc.The main mechanism of action of pyrethroid insecticides is to upset the sodium-ion channel of insect nerve, shows strong action of contace poison, and some kind has stomach toxicity or fumigation action concurrently.This insecticides has efficiently, wide spectrum, to person poultry safety, characteristics very little to the pollution of environment, be the desirable medicament of crops such as control vegetables, fruit tree, cotton.But, the defective of pyrethroid insecticides is exactly that insect evil mite is fast to the resistance rate of climb of such medicament, and at present a lot of insect evil mites such as cotton bollworm, diamond-back moth, aleyrodid, Tetranychus urticae etc. have produced the resistance more than the medium level to pyrethroid insecticides.
Summary of the invention
The object of the present invention is to provide a kind of is the composition pesticide of efficient, the wide spectrum of main active with azoles insect amide and pyrethroid insecticides.
For solving the problems of the technologies described above, the inventor is by a large amount of biologicall test screenings, be surprised to find that azoles insect amide and pyrethroid insecticides are composite with certain proportion, lepidoptera pest is had good synergistic effect, insect evil mite common in other agricultural productions is also had good control efficiency.
Technical scheme of the present invention is: a kind of Pesticidal combination, its active ingredient is azoles insect amide (A) and pyrethroid insecticides (B), the mass ratio of azoles insect amide and pyrethroid insecticides (A: be 100 B): 1-1: 100, be preferably 20: 1-1: 20.Described pyrethroid insecticides can be in beta-cypermethrin, cypermethrin, betacyfluthrin, gamma cyhalothrin, Biphenthrin, fenpropathrin and the decis any one.The present composition can be processed into the preparation of dosage forms by present known method, suitable formulation comprises missible oil, microemulsion, aqueous emulsion, suspending agent, water dispersible granules, wetting powder, described azoles insect amide and the pyrethroid insecticides gross mass content in preparation is 1%-80%, preferred 2.5%-45%, all the other are that agricultural goes up acceptable auxiliary element.Described auxiliary element comprises that dispersant, wetting agent, emulsifier, stabilizing agent, antifreezing agent, solvent, filler etc. and other are of value to the known substance that active ingredient is stablized and drug effect is brought into play in preparation, all be the various compositions of using or allow use in the pesticidal preparations always, be not particularly limited, concrete composition and consumption require to determine by simple experiment according to prescription.
The present composition can be used for preventing and treating the various pests evil mite that harms the crops, and is particularly useful for preventing and treating Lepidoptera and homoptera pest.
Composition pesticide of the present invention compared with prior art produces following beneficial effect: (1) prolongs the service life of medicament because two kinds of medicament mechanisms of action are different, and the application of composition helps to delay the resistance development of pyrethroid insecticides; (2) compare with the agent of azoles insect amide list, obviously improved control efficiency prodenia litura, beet armyworm.
Embodiment
The inventor is by a large amount of screening tests, finds the azoles insect amide and pyrethroid insecticides is composite that prodenia litura, beet armyworm are had remarkable role in synergy.
The synergy test that azoles insect amide and pyrethroid insecticides are composite.It is tested object that prodenia litura, beet armyworm are adopted in test, and concrete grammar is:
(1) test medicine:
The former medicine of 98% azoles insect amide (Nihon Nihyaku Co., Ltd);
The former medicine of 97% Biphenthrin (Yangnong Chemical Co., Ltd., Jiangsu);
The former medicine of 95% beta-cypermethrin (Nanjing HongTaiYang Co., Ltd);
Former medicine is mixed with according to a conventional method the test medicine that needs.
(2) subjects:
Prodenia litura: pieces of an egg are gathered in the field, and indoor hatching is raised to the second generation 2 instar larvaes;
Beet armyworm: pieces of an egg are gathered in the field, and indoor hatching is raised to the second generation 2 instar larvaes;
(3) test method:
Test method adopts dip method with reference to " the agricultural industry criteria NY/T1154.6-2006 of the People's Republic of China (PRC) ".The card punch that with diameter is 1cm breaks into the leaf dish with fresh Brussels sprouts leaf, puts into 24 orifice plates then, every Kong Fangyi leaf dish; To try worm with little writing brush chooses and soaks in the worm net, 24 on every net, be placed on then in the good medicament of dilution, to try worm and be immersed in fully in the soup, dipping 5s changes it in plastic culture dish over to then, treat to change over to after it dries in corresponding 24 orifice plates, put a cephalont in every hole, cover double-layer water absorbing paper, then cover lid; The clear water contrast is set, and each is handled 3 times and repeats; 24 orifice plates are placed on 26-27 ℃ of thermostatic chamber carry out the lucifuge cultivation; Observe dead borer population after 48 hours.
(4) data are handled and statistics:
Carry out statistical analysis with the DPS data processing software, calculate the LC of each medicament
50, press the abundant method of Sun Yun then and calculate co-toxicity coefficient (CTC).
The co-toxicity coefficient of mixture (CTC value) calculates by following formula:
In the formula: ATI---mixture actual measurement toxicity index;
The LC of S---standard insecticide
50, unit is milligram/every liter (mg/L);
The LC of M---mixture
50, unit is milligram/every liter (mg/L);
TTI＝TIA*PA+TIB*PB
In the formula:
The theoretical toxicity index of TTI----mixture;
TIA----A medicament toxicity index;
The percentage composition of PA-----A medicament in mixture, unit are percentage;
TIB----B medicament toxicity index;
The percentage composition of PB-----B medicament in mixture, unit are percentage.
In the formula:
The CTC---co-toxicity coefficient;
ATI---mixture actual measurement toxicity index;
The theoretical toxicity index of TTI---mixture.
When composite dose co-toxicity coefficient (CTC) 〉=120, the composition performance is synergistic effect; When CTC≤80, the composition performance is antagonism; When 80＜CTC＜120, the composition performance is summation action.
(5) interpretation of result: azoles insect amide and Biphenthrin the results are shown in Table 1 to the joint toxicity measuring of prodenia litura, and azoles insect amide and beta-cypermethrin the results are shown in Table 2 to the joint toxicity measuring of beet armyworm.
Table 1, azoles insect amide and Biphenthrin are to the joint toxicity measuring result of prodenia litura
| Medicament | ??LC 50(mg/l) | ??ATI | ??TTI | ??CTC |
| The azoles insect amide | ??15.45 | ??100.00 | ??/ | ??/ |
| Biphenthrin | ??8.15 | ??189.57 | ??/ | ??/ |
| Azoles insect amide: Biphenthrin=100: 1 | ??10.26 | ??150.58 | ??100.89 | ??149.26 |
| Azoles insect amide: Biphenthrin=50: 1 | ??9.79 | ??157.81 | ??101.76 | ??155.09 |
| Azoles insect amide: Biphenthrin=20: 1 | ??7.13 | ??216.69 | ??104.27 | ??207.83 |
| Azoles insect amide: Biphenthrin=10: 1 | ??6.59 | ??234.45 | ??108.14 | ??216.79 |
| Azoles insect amide: Biphenthrin=1: 1 | ??4.32 | ??357.64 | ??144.79 | ??247.01 |
| Azoles insect amide: Biphenthrin=1: 10 | ??3.97 | ??389.17 | ??181.43 | ??214.50 |
| Azoles insect amide: Biphenthrin=1: 20 | ??4.01 | ??385.29 | ??185.31 | ??207.92 |
| Azoles insect amide: Biphenthrin=1: 50 | ??5.46 | ??282.97 | ??187.81 | ??150.66 |
| Azoles insect amide: Biphenthrin=1: 100 | ??6.14 | ??251.63 | ??188.68 | ??133.36 |
By table 1 as seen: the proportioning of azoles insect amide and Biphenthrin is 100: 1-1: between 100 the prodenia litura performance is had synergistic effect, azoles insect amide wherein: the proportioning of gamma cyhalothrin is 20: 1-1: the co-toxicity coefficient between 20 is bigger, all more than 200, synergistic effect is more obvious.
Table 2, azoles insect amide and beta-cypermethrin are to the joint toxicity measuring result of beet armyworm
| Medicament | ??LC 50(mg/l) | ??ATI | ??TTI | ??CTC |
| The azoles insect amide | ??16.02 | ??100.00 | ??/ | ??/ |
| Beta-cypermethrin | ??7.68 | ??208.59 | ??/ | ??/ |
| Azoles insect amide: beta-cypermethrin=100: 1 | ??11.78 | ??135.99 | ??101.08 | ??134.55 |
| Azoles insect amide: beta-cypermethrin=50: 1 | ??11.25 | ??142.40 | ??102.13 | ??139.43 |
| Azoles insect amide: beta-cypermethrin=20: 1 | ??8.25 | ??194.18 | ??105.17 | ??184.63 |
| Azoles insect amide: beta-cypermethrin=10: 1 | ??7.68 | ??208.59 | ??109.87 | ??189.85 |
| Azoles insect amide: beta-cypermethrin=1: 1 | ??5.24 | ??305.73 | ??154.30 | ??198.14 |
| Azoles insect amide: beta-cypermethrin=1: 10 | ??4.25 | ??376.94 | ??198.72 | ??189.68 |
| Azoles insect amide: beta-cypermethrin=1: 20 | ??4.32 | ??370.83 | ??203.42 | ??182.30 |
| Azoles insect amide: beta-cypermethrin=1: 50 | ??5.68 | ??282.04 | ??206.46 | ??136.61 |
| Azoles insect amide: beta-cypermethrin=1: 100 | ??5.97 | ??268.34 | ??207.52 | ??129.31 |
By table 2 as seen: the proportioning of azoles insect amide and beta-cypermethrin chrysanthemum ester is 100: 1-1: between 100 the beet armyworm performance is had synergistic effect, azoles insect amide wherein: the proportioning of beta-cypermethrin is 20: 1-1: the co-toxicity coefficient between 20 is bigger, all more than 180, synergistic effect is more obvious.
Composition of the present invention can be prepared into known method and be fit to any one formulation that agricultural is used, and reasonable formulation is missible oil, microemulsion, aqueous emulsion, water dispersible granules, wetting powder, suspending agent.
In order to make purpose of the present invention, technical scheme and advantage clearer, the present invention further describes with following specific embodiment, but the present invention is limited to these examples absolutely not.If no special instructions, the ratio of below mentioning (comprising percentage) all is a mass ratio.
Embodiment 1:5% azoles insect amide beta-cypermethrin microemulsion
Former medicine 2.55 grams of 98% azoles insect amide
Former medicine 2.63 grams of 95% beta-cypermethrin
Dimethyl formamide (solvent) 10 grams
Triphenyl vinyl phenol polyoxyethylene poly-oxygen propylene aether (emulsifier) 5 grams
Calcium dodecyl benzene sulfonate (emulsifier) 5 grams
Water complements to 100 grams.
Former medicine, solvent, emulsifier are added together, make and be dissolved into even oil phase; Under high-speed stirred, oil phase is mixed with water, make 5% azoles insect amide beta-cypermethrin microemulsion.
Present embodiment is applied to prevent and treat wild cabbage insect (diamond-back moth and aphid) for composite dose, and 3 days preventive effect sees Table 3 behind consumption and the medicine.By table 3 as seen: azoles insect amide field large usage quantity, diamond-back moth and aphid preventive effect are more or less the same, between 80%-85%, and beta-cypermethrin only is 46.1% to the non-constant of the preventive effect of diamond-back moth; The composite dose of preventive effect height to diamond-back moth and aphid is all more than 90%.
The result of the test of table 3, present embodiment complex preparation control wild cabbage insect
| Medicament and processing thereof | Effective ingredient consumption | Diamond-back moth | Aphid |
| (gram/hectare) | Preventive effect % | Preventive effect % | |
| 5% azoles insect amide beta-cypermethrin microemulsion | ??60 | ??91.7 | ??95.1 |
| 15% azoles insect amide missible oil | ??75 | ??84.2 | ??80.2 |
| 4.5% beta-cypermethrin microemulsion | ??60 | ??46.1 | ??83.0 |
Embodiment 2:24% azoles insect amide r
Former medicine 20.41 grams of 98% azoles insect amide
Former medicine 4.21 grams of 95% beta-cypermethrin
Calcium dodecyl benzene sulfonate (emulsifier) 5 grams
Triphenyl vinyl phenol polyoxyethylene poly-oxygen propylene aether (emulsifier) 5 grams
Dimethylbenzene (solvent) complements to 100 grams.
Active component, emulsifier and soluble additive are added in the mixing kettle by prescription, stir, make 24% azoles insect amide r.
Present embodiment is applied to prevent and treat cucumber insect (trialeurodes vaporariorum and liriomyza bryoniae) for composite dose, and 3 days preventive effect sees Table 4 behind the medicine.By table 4 as seen: the azoles insect amide is relatively poor to the liriomyza bryoniae preventive effect, and beta-cypermethrin is relatively poor to the trialeurodes vaporariorum preventive effect, and the composite dose of preventive effect to two kinds of insects is all better.
The result of the test of table 4, present embodiment complex preparation control cucumber insect
| Medicament and processing thereof | Effective ingredient consumption (gram/hectare) | Trialeurodes vaporariorum preventive effect % | Liriomyza bryoniae preventive effect % |
| 24% azoles insect amide r | ??75 | ??87.7 | ??92.1 |
| 15% azoles insect amide missible oil | ??75 | ??82.2 | ??70.2 |
| 2.5% r | ??30 | ??34.1 | ??87.0 |
Embodiment 3:22% azoles insect amide decis suspending agent
Former medicine 2.04 grams of 98% azoles insect amide
98.5% deltamethrin original medicine, 20.30 grams
Methyl naphthalene sulfonate formaldehyde condensate (wetting dispersing agent) 5 grams
Xanthans (thickener) 1 gram
Bentonite (thickener) 1 gram
Glycerine (antifreezing agent) 4 grams
Water complements to 100 grams.
The ratio of each component such as active component, dispersant, wetting agent and water in prescription mixed, obtain 22% azoles insect amide decis suspending agent through grinding.
Present embodiment is applied to prevent and treat jujube tree insect (slug moth, green plant bug) for composite dose, and 1 day preventive effect sees Table 5 behind the medicine.By table 5 as seen: composite dose to behind the jujube tree insect medicine 1 day preventive effect apparently higher than two the contrast medicaments, all reach more than 84%, the extraordinary quick-acting of composite dose have is described.
The result of the test of table 5, present embodiment complex preparation control jujube tree insect
| Medicament and processing thereof | Effective dose (mg/kg) | Slug moth preventive effect % | Green plant bug preventive effect % |
| 22% azoles insect amide decis suspending agent | ??60 | ??90.7 | ??84.2 |
| 15% azoles insect amide missible oil | ??60 | ??72.1 | ??84.0 |
| 2.5% decis suspending agent | ??60 | ??87.2 | ??73.2 |
Embodiment 4:33% azoles insect amide betacyfluthrin wetting powder
Former medicine 30.61 grams of 98% azoles insect amide
Former medicine 3.16 grams of 95% betacyfluthrin
Lauryl sodium sulfate (wetting agent) 2 grams
Sodium lignin sulfonate (dispersant) 5 grams
Naphthalene sulfonate (dispersant) 3 grams
Kaolin (carrier) complements to 100 grams.
Active component, various auxiliary agent and filler etc. are fully mixed in the ratio of prescription, after ultrafine crusher is pulverized, promptly get 33% azoles insect amide betacyfluthrin wetting powder.
Present embodiment is applied to prevent and treat beet armyworm for composite dose, and consumption and preventive effect see Table 6.Table 6 shows that composite dose has good preventive effect to beet armyworm, has overcome the azoles insect amide list agent defective not high to the beet armyworm preventive effect.
The result of the test of table 6, present embodiment complex preparation control beet armyworm
| Medicament and processing thereof | Effective ingredient consumption (gram/hectare) | 1 day preventive effect % behind the medicine | 3 days preventive effect % behind the medicine |
| 33% azoles insect amide betacyfluthrin wetting powder | ??75 | ??80.7 | ??89.6 |
| 15% azoles insect amide missible oil | ??75 | ??78.2 | ??79.9 |
| 2.5% betacyfluthrin missible oil | ??25 | ??83.1 | ??84.5 |
Embodiment 5:42% azoles insect amide betacyfluthrin water dispersible granules
Former medicine 2.04 grams of 98% azoles insect amide
Former medicine 42.11 grams of 95% betacyfluthrin
Negel (dispersant) 5 grams
Sodium lignin sulfonate (dispersant) 7 grams
Lauryl sodium sulfate (wetting agent) 2 grams
Ammonium sulfate (disintegrant) 5 grams
Precipitated calcium carbonate (filler) complements to 100 grams.
Active component, dispersant, wetting agent, disintegrant and the filler ratio in prescription is mixed, become wetting powder through comminution by gas stream, add a certain amount of water mixing extruding again and make material, obtain 42% azoles insect amide betacyfluthrin water dispersible granules after the drying screening.
Present embodiment is pressed following control peanut soil pest grub for composite dose.42% azoles insect amide betacyfluthrin water dispersible granules is executed in peanut shoot root portion by effective ingredient consumption 150 gram/hectares and after carefully dry ground mixes, and waters permeablely then, and the preventive effect in 1 week is 94.1% behind the medicine; The granule preparation method is made 2.5% betacyfluthrin granule by identical consumption and method use routinely, and the preventive effect in 1 week is 83.5% behind the medicine; The medicament commonly used 3% phoxim granule of control soil insect uses with identical method by effective ingredient consumption 2500 gram/hectares, and the preventive effect in 1 week is 82.3% behind the medicine.
Embodiment 6:21% azoles insect amide efficient cyhalothrin emulsifiable concentrate
Former medicine 20.41 grams of 98% azoles insect amide
Former medicine 1.05 grams of 95% gamma cyhalothrin
Dimethyl formamide (cosolvent) 10 grams
Tween-80 (emulsifier) 10 grams
Dimethylbenzene (solvent) complements to 100 grams.
Active component, emulsifier, soluble additive and solvent are added in the mixing kettle by prescription, stir, make 21% azoles insect amide efficient cyhalothrin emulsifiable concentrate.
Present embodiment is applied to prevent and treat eggplant insect evil mite (prodenia litura and Tetranychus cinnabarinus) for composite dose, and 1 day preventive effect sees Table 7 behind consumption and the medicine.Table 7 shows: composite dose has extraordinary quick-acting, has remedied the azoles insect amide to prodenia litura and the relatively poor defective of Tetranychus cinnabarinus preventive effect.
The result of the test of table 7, present embodiment complex preparation control beet armyworm
| Medicament and processing thereof | Effective ingredient consumption (gram/hectare) | Prodenia litura preventive effect % | Tetranychus cinnabarinus preventive effect % |
| 21% azoles insect amide efficient cyhalothrin emulsifiable concentrate | ??75 | ??82.7 | ??87.2 |
| 15% azoles insect amide missible oil | ??75 | ??76.2 | ??69.9 |
| 2.5% gamma cyhalothrin urea missible oil | ??25 | ??83.1 | ??78.5 |
Embodiment 7:12% azoles insect amide efficient cyhalothrin emulsifiable concentrate
Former medicine 2.04 grams of 98% azoles insect amide
Former medicine 10.53 grams of 95% gamma cyhalothrin
N-Methyl pyrrolidone (cosolvent) 10 grams
Triton x-100 (emulsifier) 10 grams
Dimethylbenzene (solvent) complements to 100 grams.
Active component, emulsifier, soluble additive, solvent are added in the mixing kettle by prescription, stir, make 12% azoles insect amide efficient cyhalothrin emulsifiable concentrate.
Present embodiment is applied to prevent and treat cabbage mustard insect (cabbage caterpillar and aphid) for composite dose, the results are shown in Table 8 in 3 days behind consumption and the medicine.By table 8 as seen, composite dose has good preventive effect to the cabbage mustard insect.
The result of the test of table 8, present embodiment complex preparation control cabbage mustard insect
| Medicament and processing thereof | Effective ingredient consumption (gram/hectare) | Cabbage caterpillar preventive effect % | Aphid preventive effect % |
| 12% azoles insect amide efficient cyhalothrin emulsifiable concentrate | ??25 | ??94.3 | ??90.8 |
| 15% azoles insect amide missible oil | ??75 | ??89.6 | ??82.7 |
| 2.5% efficient cyhalothrin emulsifiable concentrate | ??25 | ??80.2 | ??82.5 |
Embodiment 8:4% azoles insect amide Biphenthrin microemulsion
Former medicine 2.04 grams of 98% azoles insect amide
Former medicine 2.06 grams of 97% Biphenthrin
N-Methyl pyrrolidone (solvent) 10 grams
Triphenyl vinyl phenol polyoxyethylene poly-oxygen propylene aether (emulsifier) 5 grams
Calcium dodecyl benzene sulfonate (emulsifier) 5 grams
Water complements to 100 grams.
Former medicine, solvent, emulsifier are added together, make and be dissolved into even oil phase; Under high-speed stirred, oil phase is mixed with water, make 4% azoles insect amide Biphenthrin microemulsion.
This enforcement is applied to prevent and treat tea tree insect (tea geometrid and tea lesser leafhopper) for composite dose, and consumption and preventive effect see Table 9.Table 9 shows: the composite dose of preventive effect to tea geometrid is fine; Composite dose to the tea lesser leafhopper lasting effect more single agent is significantly improved.
The result of the test of table 9, composite dose of control of present embodiment tea tree insect
Embodiment 9:40.4% azoles insect amide Biphenthrin missible oil
Former medicine 40.82 grams of 98% azoles insect amide
Former medicine 0.41 gram of 97% Biphenthrin
N-Methyl pyrrolidone (cosolvent) 10 grams
Dimethyl formamide (cosolvent) 10 grams
Calcium dodecyl benzene sulfonate (emulsifier) 5 grams
Triphenyl vinyl phenol polyoxyethylene poly-oxygen propylene aether (emulsifier) 5 grams
Dimethylbenzene (solvent) complements to 100 grams.
Active component, emulsifier and the soluble additive ratio in prescription is added in the mixing kettle successively, stir, make 40.4% azoles insect amide Biphenthrin missible oil.
Embodiment 11:22% azoles insect amide fenpropathrin aqueous emulsion
Former medicine 2.04 grams of 98% azoles insect amide
Former medicine 21.74 grams of 92% fenpropathrin
N-Methyl pyrrolidone (solvent) 10 grams
Triphenyl vinyl phenol polyoxyethylene ether phosphate (emulsifier) 4 grams
Propane diols (antifreezing agent) 4 grams
Dimethyl silicone polymer (defoamer) 0.3 gram
Water to 100 gram
Former medicine, solvent, emulsifier are added together, make and be dissolved into even oil phase; With water-soluble component and the mixed waters that gets of water such as antifreezing agent, defoamers; Under high-speed stirred, oil phase is mixed with water, make 22% azoles insect amide fenpropathrin aqueous emulsion.
This enforcement is applied to prevent and treat apple insect evil mite (peach fruit borer and two spotted spider mite) for composite dose.3 days preventive effect sees Table 10 behind consumption and the medicine.Table 10 shows that the integrated control effect of composite dose of apple insect evil mite obviously is better than single agent.
The result of the test of table 10, present embodiment complex preparation control apple insect
| Medicament and processing thereof | Effective dose (mg/kg) | Peach fruit borer preventive effect % | Two spotted spider mite preventive effect % |
| 22% azoles insect amide fenpropathrin aqueous emulsion | ??100 | ??95.3 | ??88.8 |
| 15% azoles insect amide missible oil | ??100 | ??90.6 | ??61.7 |
| 20% fenpropathrin milk oil | ??100 | ??76.2 | ??85.5 |
Embodiment 11:18% azoles insect amide fenpropathrin milk oil
Former medicine 15.31 grams of 98% azoles insect amide
Former medicine 3.26 grams of 92% fenpropathrin
N-Methyl pyrrolidone (cosolvent) 10 grams
Dimethyl formamide (cosolvent) 10 grams
Calcium dodecyl benzene sulfonate (emulsifier) 5 grams
Triphenyl vinyl phenol polyoxyethylene poly-oxygen propylene aether (emulsifier) 5 grams
Dimethylbenzene (solvent) complements to 100 grams.
Active component, emulsifier and the soluble additive ratio in prescription is added in the mixing kettle successively, stir, make 18% azoles insect amide fenpropathrin milk oil.
Present embodiment is pressed following concentration spraying control cotton-plant pest-insects evil mite (cotton bollworm, aphid, two spotted spider mite) for composite dose, and 1 day preventive effect sees Table 11 behind consumption and the medicine.Present embodiment provides the protection of more comprehensive insect evil mite to cotton.
Table 11, present embodiment complex preparation do harm to the result of the test of mite to cotton-plant pest-insects
| Medicament and processing thereof | Consumption (gram/hectare) | Cotton bollworm preventive effect % | Aphid preventive effect % | Two spotted spider mite preventive effect % |
| 18% azoles insect amide fenpropathrin milk oil | ??75 | ??90.3 | ??94.7 | ??88.6 |
| 15% azoles insect amide missible oil | ??75 | ??85.1 | ??82.9 | ??61.5 |
| 20% fenpropathrin milk oil | ??180 | ??72.1 | ??86.6 | ??87.6 |
Embodiment 12:40.4% azoles insect amide decis water dispersible granules
Former medicine 0.41 gram of 98% azoles insect amide
98.5% deltamethrin original medicine, 40.61 grams
Negel (dispersant) 5 grams
Sodium lignin sulfonate (dispersant) 7 grams
Lauryl sodium sulfate (wetting agent) 2 grams
Ammonium sulfate (disintegrant) 5 grams
Precipitated calcium carbonate (filler) complements to 100 grams.
Active component, dispersant, wetting agent, disintegrant and the filler ratio in prescription is mixed, become wetting powder through comminution by gas stream, add a certain amount of water mixing extruding again and make material, obtain 40.4% azoles insect amide decis water dispersible granules after the drying screening.
Embodiment 13:30% azoles insect amide decis suspending agent
Former medicine 5.10 grams of 98% azoles insect amide
98.5% deltamethrin original medicine, 25.38 grams
Methyl naphthalene sulfonate formaldehyde condensate (wetting dispersing agent) 10 grams
Xanthans (thickener) 1 gram
Bentonite (thickener) 1 gram
Calcium dodecyl benzene sulfonate (emulsifier) 5 grams
Isopropyl alcohol (defoamer) 5 grams
Water complements to 100 grams.
Each component such as active component, dispersant, wetting agent and water is mixed by prescription, after grinding, obtain 30% pyridalyl decis suspending agent.
Present embodiment is applied to prevent and treat tomato insect (oriental tobacco budworm and trialeurodes vaporariorum), and 3 days preventive effects see Table 12 behind consumption and the medicine.By table 12 as seen, the composite dose of control efficiency to the tomato insect is better than single agent.
Table 12, present embodiment complex preparation are to the result of the test of tomato insect
| Medicament and processing thereof | Consumption (gram/hectare) | Oriental tobacco budworm preventive effect % | Trialeurodes vaporariorum preventive effect % |
| 30% pyridalyl decis suspending agent | ??22.5 | ??95.3 | ??87.7 |
| 15% azoles insect amide missible oil | ??75 | ??70.1 | ??72.9 |
| 2.5% decis suspending agent | ??22.5 | ??89.1 | ??79.6 |
Claims (7)
1, a kind of composition pesticide is characterized in that: the active ingredient in the described composition pesticide is azoles insect amide (A) and pyrethroid insecticides (B).
2, composition pesticide according to claim 1 is characterized in that: described pyrethroid insecticides (B) is any one in beta-cypermethrin, cypermethrin, betacyfluthrin, gamma cyhalothrin, Biphenthrin, fenpropathrin and the decis.
3, composition pesticide according to claim 1 is characterized in that: the mass ratio of effective constituents A and B is 100: 1-1: 100.
4, composition pesticide according to claim 3 is characterized in that: the mass ratio of effective constituents A and B is 20: 1-1: 20.
5, according to each described composition pesticide among the claim 1-4, it is characterized in that: effective constituents A and the B quality percentage composition in composite preparation is 1%-80%, and surplus is that agricultural goes up acceptable carrier.
6, according to the composition pesticide described in the claim 5, it is characterized in that: effective constituents A and the B quality percentage composition in composite preparation is 2.5%-45%.
7, composition pesticide according to claim 5 is characterized in that: the formulation of composition is missible oil, microemulsion, aqueous emulsion, water dispersible granules, wetting powder or suspending agent.
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| CN200910205310A CN101669478A (en) | 2009-10-13 | 2009-10-13 | Pesticide combination |
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| CN200910205310A CN101669478A (en) | 2009-10-13 | 2009-10-13 | Pesticide combination |
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| CN107047571A (en) * | 2017-06-15 | 2017-08-18 | 陕西康禾立丰生物科技药业有限公司 | A kind of Pesticidal combination containing four Tolfenpyrads |
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| CN102550545A (en) * | 2010-12-17 | 2012-07-11 | 南京红太阳股份有限公司 | Cyhalothrin suspension agent containing vegetable oil and derivatives of vegetable oil and preparation method and application of cyhalothrin suspension agent |
| CN103039456B (en) * | 2011-10-17 | 2014-12-17 | 南京华洲药业有限公司 | Synergistic insecticidal composition containing tolfenpxrad and S-fenvalerate and application thereof |
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| CN103053595A (en) * | 2011-10-18 | 2013-04-24 | 南京华洲药业有限公司 | Synergistic insecticidal composition containing tolfenpyrad and beta-cyfluthrin and application |
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| CN102630677A (en) * | 2012-04-01 | 2012-08-15 | 广西田园生化股份有限公司 | Tolfenpyrad-containing ultra-low volume liquid |
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Application publication date: 20100317 |