CN102440252A - Insecticidal composition containing cycloxaprid and pyrazole insecticide - Google Patents
Insecticidal composition containing cycloxaprid and pyrazole insecticide Download PDFInfo
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- CN102440252A CN102440252A CN2012100314048A CN201210031404A CN102440252A CN 102440252 A CN102440252 A CN 102440252A CN 2012100314048 A CN2012100314048 A CN 2012100314048A CN 201210031404 A CN201210031404 A CN 201210031404A CN 102440252 A CN102440252 A CN 102440252A
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Abstract
The invention discloses an insecticidal composition containing cycloxaprid and a pyrazole insecticide. The active ingredients of the insecticidal composition are a first active ingredient cycloxaprid and a second active ingredient pyrazole insecticide which is selected from Fipronilm, butene-fipronil and Ethiprole, and the weight ratio of the first active ingredient to the second active ingredient is (1:20)-(20:1). The composition disclosed by the invention can be prepared into preparation formulation acceptable agriculturally such as a flowable concentrate for seed coating, a seed treatment dispersible powder, a seed treatment dispersible granule. The composition has reasonable components, good insecticidal effect, low application cost, and the activity and the insecticidal effect of the insecticidal composition are not the simple superposition of the activities of the components; compared with the conventional single preparation, besides the obvious insecticidal effect, the composition has obvious synergistic action and good safety, accords with the safety requirement of the insecticide preparation, and has good preventing and controlling effect on subterranean pests of crops.
Description
Technical field
The present invention relates to a kind of Pesticidal combination; Contain the pyridine of epoxy worm as first active component particularly a kind of comprising; Be selected from the Pesticidal combination of the Insecticidal pyrazolines of fluorine worm nitrile, butene-fipronil, second worm nitrile, belong to technical field of compounded pesticide as second active component.
Background technology
The pyridine of epoxy worm is a kind of novel anabasine insecticide, by East China University of Science's initiative, chemical name: 9-(6-chloropyridine-3-yl) methyl)-4-nitro-8-oxa--10; 11-glyoxalidine also (2; 3-a) dicyclo (3,2,1) suffering-3-alkene; English common name: cycloxaprid, chemical molecular formula C
14H
15CIN
4O
3Insect there are interior suction, stomach toxicity and action of contace poison, can be used for preventing and treating Homoptera, coleopteran pest on the crops, with no cross resistances such as Imidacloprid, Acetamiprid, thiophene worm piperazines, also effective to lepidoptera pest.These article using dosage is low, and is environmentally safe, and beneficial organism is not had harm or endangers minimum.The aphids of crops such as wheat, cotton, paddy rice, fruit tree, vegetables, plant hopper, aleyrodid, flea beetle, cotton bollworm, diamond-back moth, prodenia litura, armyworm etc. there is higher insecticidal activity.As a kind of novel anabasine insecticide, the pyridine of epoxy worm exists the use cost height after listing, the risk that resistance risk increases gradually.
Fluorine worm nitrile, the sharp strength of trade name is special, English general fipronil by name, chemical name (RS)-5-amino-1-(2,6-two chloro-a, a, a-three fluoro-are right-tolyl)-4-trifluoromethyl sulfinyl pyrazole-3-nitrile.Fluorine worm nitrile is a kind of Phenylpyrazole insecticides, is GABA-chloride channel inhibitor.Do not have cross resistance with existing insecticide, have resistance or responsive insect all effective organic phosphor, organochlorine, carbamate, pyrethroid etc.Fipronil insecticidal spectrum is wide, have tag, stomach toxicity and moderate systemic action.Soil insect can be prevented and treated, insect on the ground can be prevented and treated again.Both can be used for cauline leaf and handled and soil treatment, can be used for seed treatment again.
Butene-fipronil is the Phenylpyrazole insecticides, chemical name: 3-cyanic acid-5-methylallyl amino-1-(2,6-dichlor-4-trifluoromethyl phenyl)-4-trifluoromethyl sulfinyl pyrazole.Butene-fipronil is the low derivative that poisons of fluorine worm nitrile; Cabbage caterpillar, diamond-back moth, snout moth's larva, mythimna separata, brown planthopper, various pests such as chrysomelid had higher activity; Particularly the activity to paddy rice, vegetable-crop pest-insect has manifested and the special equally valid of sharp strength, and to the fish low toxicity.
Second worm nitrile is Insecticidal pyrazolines, English common name: ethiprole, chemical name: 1-(2,6-dichlor-4-trifluoromethyl phenyl)-3-cyanic acid-4-ethyl sulfinyl-5-amino-pyrazol.Belong to the insecticide that the second generation acts on GABA-chloride channel inhibitor, effective to multiple chewing type and sucking pest, can be used for seed treatment and foliar spray.Be mainly used in control thrips, stinkbug, aphid, plant hopper and locust etc.
Crop such as corn, wheat often suffers soil insect (grub, mole cricket, wireworm, black cutworm) harm in growth and development process; Chemical control is very important means of prevention wherein; When seeding crops, seed is carried out chemicals treatment have safety, efficient, economy, labour-saving characteristics.Fluorine worm nitrile, butene-fipronil, second worm nitrile have used for many years, and be single relatively poor with effect, and exist resistance risk, and fluorine worm nitrile is also high to honeybee and aquatic organism toxicity, and rationally uses with dissimilar insecticides, has important function for prolonging its service life.
Pyridine of epoxy worm and fluorine worm nitrile, butene-fipronil, second worm nitrile are mixed and are used to prevent and treat soil insect and do not appear in the newspapers, but but are that suspension seed-coating agent, seed treatment dispersion powder, seed treatment dispersible granule formulation are not seen patent report yet with its process preparation formulation.The inventor finds that through a large amount of lab screenings and field control effectiveness test epoxy worm pyridine and Insecticidal pyrazolines such as fluorine worm nitrile, butene-fipronil, second worm nitrile are mixed underground insect is had obvious synergistic effect, can reduce the control cost, and is high to crop safety.
Summary of the invention
The object of the present invention is to provide a kind of component reasonable, significantly synergy, good disinsection effect, the Pesticidal combination that contains pyridine of epoxy worm and Insecticidal pyrazolines that drug cost is low.
Another object of the present invention is to provide the purposes of the Pesticidal combination that contains pyridine of epoxy worm and Insecticidal pyrazolines in control crops soil insect.
In order to overcome the defective of existing single preparation, technical scheme of the present invention is to solve like this:
A kind of Pesticidal combination that contains pyridine of epoxy worm and Insecticidal pyrazolines comprises:
A) the first active component epoxy worm pyridine;
B) the second active component Insecticidal pyrazolines;
Said Insecticidal pyrazolines is selected from fluorine worm nitrile, butene-fipronil, second worm nitrile;
The weight ratio of first active component and second active component is 1:20～20:1, is preferably 1:10～10:1, most preferably is 1:5～5:1.
The cumulant of first active component and second active component is 3%～80% of a said composition total weight, is preferably 5%～70%, and the size of active component cumulant is also closely related with formulation, as the active component cumulant of suspension seed-coating agent, is no more than 50%.
But but the preparation formulation that a kind of Pesticidal combination that contains pyridine of epoxy worm and Insecticidal pyrazolines of the present invention can be prepared according to the known method of those skilled in the art of the present technique is suspension seed-coating agent, seed treatment dispersion powder, seed treatment dispersible granule.
To suspension seed-coating agent; Spendable auxiliary agent has: film forming agent such as polysaccharose macromolecular compound (soluble starch, polypropylene graft copolymer, xanthans, microorganism mucilage), cellulose derivatives (hydroxypropyl methylcellulose, sodium carboxymethylcellulose, ethyl cellulose), seaweeds such as sodium alginate, agar; Rosin, paraffin, gelatin, pectin, in the water-soluble composite of polyvinyl alcohol, polyethylene glycol, polyvinyl acetate, polyacrylamide, polyvinylpyrrolidone and polyhydric alcohol polymer one or more; Among dispersant such as polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate, the TERSPERSE 2020 (U.S. Huntsman Corporation produces, the alkyl naphthalene sulfonic acid salt) one or more; Alkyl phenol formaldehyde resin polyoxyethylene ether), farming breast 2201, this dish-60# (common name: sorbitan monostearate), emulsifier T-60 (common name: the sorbitan monostearate APEO), agricultural newborn 1601# (common name: phenethyl phenol polyoxyethylene poly-oxygen propylene aether), among the TERSPERSE 4894 one or more emulsifier such as Nongru-700 # (common name:; Among wetting agent such as alkylphenol-polyethenoxy base ether formaldehyde condensation products sulphate, alkylphenol-polyethenoxy base ether phosphate, phenethyl phenol polyethenoxy base ether phosphate, alkyl sulfate, alkylsulfonate, naphthalene sulfonate, the TERSPERSE 2500 one or more; In thickener such as xanthans, polyvinyl alcohol, the bentonite one or more; In preservative such as formaldehyde, benzoic acid, the Sodium Benzoate one or more; Antifoaming agent such as organic silicon defoamer; In antifreezing agent such as ethylene glycol, propane diols, glycerine, urea, inorganic salts such as the sodium chloride one or more; The warning colouration dyestuff is rose-red, pinkish red, a kind of in the big reddish yellow, orchid, purple isochrome; Water is deionized water.
But to the seed treatment dispersion powder, spendable auxiliary agent has: in dispersant such as polycarboxylate, lignosulfonates, the alkylnaphthalene sulfonate one or more; Film forming agent such as polysaccharose macromolecular compound (soluble starch, polypropylene graft copolymer, xanthans, microorganism mucilage), cellulose derivatives (hydroxypropyl methylcellulose, sodium carboxymethylcellulose, ethyl cellulose), seaweeds such as sodium alginate, agar; Rosin, paraffin, gelatin, pectin, in the water-soluble composite of polyvinyl alcohol, polyethylene glycol, polyvinyl acetate, polyacrylamide, polyvinylpyrrolidone and polyhydric alcohol polymer one or more; In wetting agent such as alkyl sulfate, alkylsulfonate, the naphthalene sulfonate one or more; The warning colouration dyestuff is rose-red, pinkish red, a kind of in the big reddish yellow, orchid, purple isochrome; Filler such as ammonium sulfate, urea, sucrose, glucose, diatomite, kaolin, white carbon, fine particle calcium carbonate, talcum powder, attapulgite, potter's clay one or more.
But for the seed treatment dispersible granule, those skilled in the art are familiar with the use corresponding adjuvants and accomplish the present invention very much.In dispersant such as polycarboxylate, lignosulfonates, the alkylnaphthalene sulfonate one or more; In wetting agent such as alkyl sulfate, alkylsulfonate, the naphthalene sulfonate one or more; In disintegrant such as ammonium sulfate, urea, sucrose, the glucose one or more; Film forming agent such as polysaccharose macromolecular compound (soluble starch, polypropylene graft copolymer, xanthans, microorganism mucilage), cellulose derivatives (hydroxypropyl methylcellulose, sodium carboxymethylcellulose, ethyl cellulose), seaweeds such as sodium alginate, agar; Rosin, paraffin, gelatin, pectin, in the water-soluble composite of polyvinyl alcohol, polyethylene glycol, polyvinyl acetate, polyacrylamide, polyvinylpyrrolidone and polyhydric alcohol polymer one or more; In binding agent such as diatomite, corn starch, PVA, carboxymethyl (ethyl) cellulose family one or more; The warning colouration dyestuff is rose-red, pinkish red, a kind of in the big reddish yellow, orchid, purple isochrome; Filler such as diatomite, kaolin, white carbon, fine particle calcium carbonate, talcum powder, attapulgite, potter's clay one or more.
Component of the present invention is reasonable, good disinsection effect, and drug cost is low, and its active and insecticidal effect is not the simple superposition of each composition activity, but significant synergistic effect is arranged, and is good to crop safety, meets the security requirement of pesticidal preparations.The present invention has higher insecticidal activity to the crop soil insect.
Embodiment
In order to prevent and treat the grub on the upland grain, the inventor has carried out mutual composite synergy research with pyridine of epoxy worm and Insecticidal pyrazolines (like fluorine worm nitrile, butene-fipronil, second worm nitrile).It is tested object that the black greatly gill cockchafer of wheat is adopted in test, and concrete grammar is:
Big black gill cockchafer Holotrichia oblita belongs to Insecta coleoptera Scarabaeoidea, and larva cries grub.The pyridine of test medicine epoxy worm is prepared by the inventor; The former medicine that the former medicine of fluorine worm nitrile adopts Jiangsu Zhongqi Chemical Industry Co., Ltd to produce; The former medicine that the former medicine of butene-fipronil adopts Ruize Farm-Chemicals Co., Ltd., Dalian to produce, the former medicine that the former medicine of second worm nitrile adopts Bayer crop science company to produce.By the inventor former medicine is mixed with the test medicine that needs, test method is with reference to " the agricultural industry criteria NY/T1154.15-xxxx of the People's Republic of China (PRC) ".At first single agent and each Mixed Pharmacy are provided with 5 variable concentrations gradients (on preliminary experiment result's basis, the grub lethality is pressed arithmetic series and set in 5%～90% scope).The examination worm be indoor feeding 2 age the grub larva, immerse that 10s takes out in the soup, inhale with filter paper and remove unnecessary soup, every processing repeats for 4 times, whenever repeats to soak 15 of worms, and establish do not contain medicament processing as blank.The examination worm is transferred in the glass tubes as food such as fresh peanut leaf or a small amount of potato block are housed, and the mouth of pipe hides with the black cloth of humidity, and placing (25 ± 1) ℃, relative moisture is to raise under 60%～80% condition and observe.Handle back 72 hours investigation examination worm death condition, calculate lethality.The EC of each medicament is obtained in linear regression analysis between the probit value through lethality and the logarithm value of series concentration
50Value with the co-toxicity coefficient (CTC) of the abundant method calculating of Sun Yun mixture, is estimated the activity of confession reagent agent to the examination worm with this.
The co-toxicity coefficient of complex preparation (CTC)>=120 shows as synergistic effect; CTC≤80 show as antagonism; 80＜CTC＜120 show as summation action.
Toxicity Determination result shows: pyridine of epoxy worm and Insecticidal pyrazolines are selected from a kind of in fluorine worm nitrile, butene-fipronil, the second worm nitrile, are that 1:20～20:1 uses with grub is had virulence preferably with the weight ratio, and significant synergistic effect is all arranged.
Below in conjunction with embodiment content of the present invention is described further.
FORMULATION EXAMPLE 1
Take by weighing 1% epoxy worm pyridine, 2% fluorine worm nitrile, 1%TERSPERSE 2700,1% TERSPERSE 2500 (U.S. Huntsman Corporation product), 3% TERSPERSE 4894 (U.S. Huntsman Corporation product), 2.0% polyvinylpyrrolidone, 0.2% xanthans, 5% ethylene glycol, 0.3% benzoic acid, 0.5% silicone defoaming agent (trade name: s-29 Nanjing "four news" (new ideas applied chemistry article company produces), 1% rose-red, deionized water adds to 100% weight portion.Above-mentioned raw materials is through mixing, and high speed shear is disperseed 30min, with making 3% epoxy worm pyridine fluorine worm nitrile suspension seed-coating agent behind the sand mill sand milling.
FORMULATION EXAMPLE 2
Take by weighing 10% epoxy worm pyridine, 5% fluorine worm nitrile, 3%TERSPERSE 4894,2%TERSPERSE 2500,1% TERSPERSE 2020 (U.S. Huntsman Corporation product), 3% hydroxypropyl methylcellulose, 0.5% bentonite, 5% ethylene glycol, 0.3% Sodium Benzoate, 0.5% silicone defoaming agent, 3% rose-red, deionized water adds to 100% weight portion.Above-mentioned raw materials is through mixing, and high speed shear is disperseed 30min, with making 15% epoxy worm pyridine fluorine worm nitrile suspension seed-coating agent behind the sand mill sand milling.
FORMULATION EXAMPLE 3
Take by weighing 9% epoxy worm pyridine, 9% butene-fipronil, 3%TERSPERSE 4894,1% alkylphenol-polyethenoxy base ether formaldehyde condensation products sulphate, 1% dispersing agent NNO (alkylnaphthalene sulfonate formaldehyde condensation products), 2% polyvinyl acetate, 0.2% xanthans, 5% propane diols, 0.3% benzoic acid, 0.5% silicone defoaming agent, 3% rose-red, deionized water adds to 100% weight portion.Above-mentioned raw materials is through mixing, and high speed shear is disperseed 30min, with making 18% epoxy worm pyridine butene-fipronil suspension seed-coating agent behind the sand mill sand milling.
FORMULATION EXAMPLE 4
Take by weighing 20% epoxy worm pyridine, 10% second worm nitrile, 3%TERSPERSE 4894,1%TERSPERSE 2500,0.5%TERSPERSE 2020,2% polyvinyl alcohol (molecular weight is 8000), 1% polyacrylamide, 0.2% xanthans, 5% glycerine, 0.3% benzoic acid, 0.5% silicone defoaming agent, 3% rose-red, deionized water adds to 100% weight portion.Above-mentioned raw materials is through mixing, and high speed shear is disperseed 30min, with making 30% epoxy worm pyridine second worm nitrile suspension seed-coating agent behind the sand mill sand milling.
FORMULATION EXAMPLE 5
Take by weighing 3% epoxy worm pyridine, 60% fluorine worm nitrile, 4% TERSPERSE 2700 (polycarboxylate, U.S. Huntsman Corporation produces), 2% hydroxypropyl methylcellulose, 2% polyethylene glycol (molecular weight is 8000), 2% lauryl sodium sulfate, 3% white carbon, 4% magenta, attapulgite adds to 100% weight portion.Above-mentioned raw materials is through mixing, but makes 63% epoxy worm pyridine fluorine worm nitrile seed treatment dispersion powder behind the comminution by gas stream.
FORMULATION EXAMPLE 6
Take by weighing 11% epoxy worm pyridine, 33% butene-fipronil, 4% sodium lignin sulfonate, 2% sodium carboxymethylcellulose, 3% polyethylene glycol (molecular weight is 5000), 2% nekal, 5% white carbon, 2% magenta, fine particle calcium carbonate and add to 100% weight portion.Above-mentioned raw materials is through mixing, but makes 44% epoxy worm pyridine butene-fipronil seed treatment dispersion powder behind the comminution by gas stream.
FORMULATION EXAMPLE 7
Take by weighing 18% epoxy worm pyridine, 6% butene-fipronil, 4% dispersing agent NNO, 2% nekal, 1% hydroxypropyl methylcellulose, 2% polyvinyl alcohol (molecular weight is 8000), 2% lauryl sodium sulfate, 2% magenta, kaolin and add to 100% weight portion.Above-mentioned raw materials is through mixing, but makes 24% epoxy worm pyridine butene-fipronil seed treatment dispersion powder behind the comminution by gas stream.
FORMULATION EXAMPLE 8
Take by weighing 9% epoxy worm pyridine, 36% second worm nitrile, 4% dispersing agent NNO, 2% hydroxypropyl methylcellulose, 3% polyethylene glycol (molecular weight is 8000), 2% lauryl sodium sulfate, 5% white carbon, 2% magenta, attapulgite and add to 100% weight portion.Above-mentioned raw materials is through mixing, but makes 45% epoxy worm pyridine second worm nitrile seed treatment dispersion powder behind the comminution by gas stream.
FORMULATION EXAMPLE 9
Take by weighing 5% epoxy worm pyridine, 75% fluorine worm nitrile, 3% TERSPERSE 2700,0.5% xanthans, 3% polyethylene glycol (molecular weight is 10000), 3% dispersing agent NNO, 2% nekal, 2% lauryl sodium sulfate, 3% diatomite, 5% glucose, 3.5% rose-red, kaolin adds to 100% weight portion.But above-mentioned raw materials is produced 80% epoxy worm pyridine fluorine worm nitrile seed treatment dispersible granule through mixing, ultra micro comminution by gas stream, mixing, granulation step.
FORMULATION EXAMPLE 10
Take by weighing 50% epoxy worm pyridine, 2.5% butene-fipronil, 3% TERSPERSE 2700,1% hydroxypropyl methylcellulose, 3% polyacrylamide, 2% dispersing agent NNO, 2% Nekal BX (nekal), 1% K-12 (lauryl sodium sulfate), 1% urea, 3.5% rose-red, kaolin adds to 100% weight portion.But above-mentioned raw materials is produced 52.5% epoxy worm pyridine butene-fipronil seed treatment dispersible granule through mixing, ultra micro comminution by gas stream, mixing, granulation step.
FORMULATION EXAMPLE 11
Take by weighing 40% epoxy worm pyridine, 8% second worm nitrile, 3% TERSPERSE 2700,2%K-12,2% sodium alginate, 0.3% xanthans, 3% polyvinylpyrrolidone, 5% ammonium sulfate, 3.5% rose-red, diatomite adds to 100% weight portion.But above-mentioned raw materials is produced 48% epoxy worm pyridine second worm nitrile seed treatment dispersible granule through mixing, ultra micro comminution by gas stream, mixing, granulation step.
FORMULATION EXAMPLE 12
Take by weighing 30% epoxy worm pyridine, 5% second worm nitrile, 3% TERSPERSE 2700,0.5% xanthans, 2% polyethylene glycol (molecular weight is 10000), 3% dispersing agent NNO, 2% nekal, 2% lauryl sodium sulfate, 3% diatomite, 4% ammonium sulfate, 3.5% rose-red, white carbon adds to 100% weight portion.But above-mentioned raw materials is produced 35% epoxy worm pyridine second worm nitrile seed treatment dispersible granule through mixing, ultra micro comminution by gas stream, mixing, granulation step.
Biological Examples: control peanut soil pest field trial
The province Xinxiang City carried out FORMULATION EXAMPLE 2 (15% epoxy worm pyridine fluorine worm nitrile suspension seed-coating agent), FORMULATION EXAMPLE 7 (but 24% epoxy worm pyridine butene-fipronil seed treatment dispersion powder), FORMULATION EXAMPLE 4 (30% epoxy worm pyridine second worm nitrile suspension seed-coating agent) control peanut soil pest field trial to the inventor in Henan Province in 2011, had verified that these several kinds of medicaments are to the control efficiency of peanut soil pest, effective dose and to the safety of peanut.Trial crops is a peanut, controlling object soil insect (grub accounts for 95.4%, and mole cricket, cutworm, wireworm account for 4.6%).Test is located at Liu An village, bridge Beixiang, Yuanyang County, and the soil texture is a medium loam, and soil insect is serious throughout the year.Peanut varieties is a seaflower, adopts artificial program request afternoon on June 5th, 2011, and line-spacing 30cm, cave are apart from 20cm.Every processing joins quantitative medicament in the 2kg water, fully after the dilution, sprinkle on the 20kg peanut seed, mix thoroughly dried in the air 4 hours after sowing.Every 667m
2The amount of broadcasting 18kg.Contrast is with 2kg clear water seed dressing, and every processing repeats for 4 times, every sub-district area 66.6 ㎡, totally 56 sub-districts, district's group arrangement at random.
Investigation and statistical method are investigated 2 times altogether, and at after planting 40 days investigation vermins-proof effects, method was 5 samplings of " Z " font in every experimental plot for the first time, every some 50cm * 50cm, degree of depth 30cm, worm amount and worm kind in the write up unit are.Before results, investigate for the second time, take 5 point samplings, get 10 piers at every, every sub-district is totally 50 pier peanuts, and the killed situation of investigation pod is calculated the fruit retention rate according to the pod rate of being injured.Irregularly observe behind the peanut seeding that each treatment region is emerged to peanut to the results and the influence of growing and to the influence of other insect.
Control efficiency (%)=[(blank district borer population alive-treatment region borer population alive)/blank district borer population alive] * 100
Fruit retention rate (%)=[(the killed pod rate of the killed pod rate-treatment region in blank district)/killed pod rate in blank district] * 100.
Field trial shows: but 15% epoxy worm pyridine fluorine worm nitrile suspension seed-coating agent, 24% epoxy worm pyridine butene-fipronil seed treatment dispersion powder, 30% epoxy worm pyridine second worm nitrile suspension seed-coating agent have than remarkable prevention effect peanut soil pest (mainly being grub); Consumption is respectively every 20kg seed medication 20g, 18g, 16g, 18g, 16g, 14g, 16g, 14g, 12g; Peanut is dressed seed; 40 days preventive effects to underground insect (mainly being grub) are respectively 98.8%, 95.5%, 92.1%, 97.8%, 94.4%, 89.9%, 96.6%, 94.4%, 91.0% behind the medicine; Investigate during results; Peanut fruit retention rate is respectively 97.8%, 95.9%, 94.3%, 96.7%, 94.6%, 92.4%, 96.2%, 93.8%, 91.6%.Peanut aphid in seedling stage is also shown excellent preventive effect.Obviously be superior to contrasting medicament 20% epoxy worm pyridine suspending agent 20g/20kg seed, 5% fluorine worm nitrile suspending agent 40g/20kg seed, 5% butene-fipronil suspending agent 50g/20kg seed, 10% second worm nitrile suspending agent 50g/20kg seed control efficiency and fruit retention effect to peanut soil pest.
Security survey, chemicals treatment is after planting irregularly observed to harvest time, and all supply reagent agent to the peanut safety of growing, no poisoning phenomenon generation.
Result of the test has obviously improved the control efficiency to peanut soil pest after showing that the pyridine of epoxy worm and fluorine worm nitrile, butene-fipronil, second worm nitrile are mixed, and has reduced dosage, to peanut growth safety.
In sum; Composition of the present invention is to adopt two kinds of active component compound schemes, and its activity and insecticidal effect are not the simple superposition of each composition activity, compare with existing single preparation; Except that having significant insecticidal effect; And significant synergistic effect is arranged, and good to crop safety, meet the security requirement of pesticidal preparations.
Claims (9)
1. Pesticidal combination that contains pyridine of epoxy worm and Insecticidal pyrazolines is characterized in that comprising:
A) the first active component epoxy worm pyridine;
B) the second active component Insecticidal pyrazolines;
The weight ratio of first active component and second active component is 1:20～20:1.
2. according to the said Pesticidal combination that contains pyridine of epoxy worm and Insecticidal pyrazolines of claim 1, it is characterized in that Insecticidal pyrazolines is selected from fluorine worm nitrile, butene-fipronil, second worm nitrile.
3. according to the said Pesticidal combination that contains pyridine of epoxy worm and Insecticidal pyrazolines of claim 2, it is characterized in that the weight ratio of first active component and second active component is 1:10～10:1.
4. according to the said Pesticidal combination that contains pyridine of epoxy worm and Insecticidal pyrazolines of claim 3, it is characterized in that the weight ratio of first active component and second active component is 1:5～5:1.
5. according to the said Pesticidal combination that contains pyridine of epoxy worm and Insecticidal pyrazolines of claim 1, it is characterized in that the cumulant of first active component and second active component is 3%～80% of a said composition total weight.
6. according to the said Pesticidal combination that contains pyridine of epoxy worm and Insecticidal pyrazolines of claim 5, it is characterized in that the cumulant of first active component and second active component is 5%～70% of a said composition total weight.
7. according to the said Pesticidal combination that contains pyridine of epoxy worm and Insecticidal pyrazolines of claim 1, it is characterized in that said composition can be mixed with agricultural and go up any formulation that allows.
8. according to the said Pesticidal combination that contains pyridine of epoxy worm and Insecticidal pyrazolines of claim 7, but but it is characterized in that said composition is suspension seed-coating agent, seed treatment dispersion powder, seed treatment dispersible granule.
9. according to the said purposes of Pesticidal combination in control crops soil insect that contains pyridine of epoxy worm and Insecticidal pyrazolines of claim 1.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103250714A (en) * | 2013-05-22 | 2013-08-21 | 吴江市德佐日用化学品有限公司 | Insecticidal composition |
| CN106472538A (en) * | 2016-10-12 | 2017-03-08 | 佛山迅拓奥科技有限公司 | A kind of cycloxaprid and carbamide compound synergic insecticide |
| CN105707061B (en) * | 2016-03-25 | 2018-09-18 | 江西正邦作物保护有限公司 | Application of the composition of polyacrylamide and hydroxypropyl methyl cellulose in preparing pesticide |
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| CN103250714A (en) * | 2013-05-22 | 2013-08-21 | 吴江市德佐日用化学品有限公司 | Insecticidal composition |
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| CN106472538A (en) * | 2016-10-12 | 2017-03-08 | 佛山迅拓奥科技有限公司 | A kind of cycloxaprid and carbamide compound synergic insecticide |
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