CN103444764B - A kind of Pesticidal combination containing cycolxylidin - Google Patents
A kind of Pesticidal combination containing cycolxylidin Download PDFInfo
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- CN103444764B CN103444764B CN201310417960.3A CN201310417960A CN103444764B CN 103444764 B CN103444764 B CN 103444764B CN 201310417960 A CN201310417960 A CN 201310417960A CN 103444764 B CN103444764 B CN 103444764B
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- cycolxylidin
- biphenthrin
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- aphid
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Abstract
The invention discloses a kind of Pesticidal combination containing cycolxylidin, effective active composition is the first active component cycolxylidin and the second active component Biphenthrin or gamma cyhalothrin, and the weight ratio of the first active component and the second active component is 1:10 ~ 20:1.This composition can be mixed with the water dispersible granules, wetting powder, suspending agent, missible oil or the micro-emulsion form that agriculturally allow.Instant component is reasonable, good disinsection effect, and its activity and insecticidal effect are not the simple superposition of each composition activity, compared with existing unitary agent, except there is significant insecticidal effect, and there is significant synergistic effect, good to crop safety, meet the security requirement of pesticidal preparations, the present invention has significant control efficiency to the aphid harmed the crops, stinkbug.
Description
Technical field
The present invention relates to a kind of Pesticidal combination, active component is that the first active component cycolxylidin and the second active component are selected from pyrethroid insecticides Biphenthrin or gamma cyhalothrin, belongs to technical field of compounded pesticide.
Background technology
Cycolxylidin is anabasine insecticide, is formulated by Wuhan Engineering Univ, chemical name: 1-(2,3-glycidyl)-N-Nitroimidazoline-2-base amine, chemical molecular formula C
6h
10n
4o
3.There are interior suction, stomach toxicity and action of contace poison to insect, can be used for preventing and treating the homoptera pest on crops.As a kind of anabasine insecticide, in use there is resistance risk in cycolxylidin, and rationally mixed with dissimilar insecticide, for fully effectively promoting cycolxylidin, extending its service life and having important function.
Biphenthrin, English name bifenthrin; FMC-54800; Biphenthrin; Brigade; Capture; Talstar, another name bifenthrin; Uranus; The spirit of worm mite; Bi Fenning; Chemical name: 2-methyl biphenyl-3-ylmethyl-(Z)-(1RS)-cis-3-(chloro-3,3, the 3-tri-fluoro-1-acrylic of 2-)-2,2-dimethyl cyclopropane carboxylic acid ester, have tag, stomach poison function, without interior suction, fumigation action, insecticidal action is rapider.
Gamma cyhalothrin, English common name: Lambda-cyhalothrin, chemical name: 3-(2-chloro-3,3,3-trifluoro-propenyl)-2,2-dimethyl cyclopropane carboxylic acid's alpha-cyano-3-phenoxybenzyl esters, insecticidal spectrum is wide, activity is higher, drug effect is rapid, resistance of rainwater washing against after spraying, but Long-Time Service easily produces resistance to it, there is certain preventive effect to the insect of sucking mouth parts and evil mite, but 1-2 is increased doubly than conventional amount used to the using dosage of mite.Be applicable to the insect of peanut, soybean, cotton, fruit tree, vegetables.
As the novel anabasine insecticide of one, it is high that cycolxylidin also exists use cost after listing, the risk that resistance risk increases gradually, efficient to homoptera pest, the defect poor to Lepidoptera, Hemipteran pest drug effect; Pyrethroid insecticides Biphenthrin, gamma cyhalothrin good disinsection effect, quick-acting is fast, but the lasting period is short, use year by year, resistance development is very fast, and inventor surprisingly finds cycolxylidin and Biphenthrin, gamma cyhalothrin mixture to use, and has significant synergistic effect, can use cost be reduced, slow down the effect of the generation of pest resistance.
Summary of the invention
The object of the present invention is to provide a kind of component reasonable, remarkable synergy, good disinsection effect, the Pesticidal combination containing cycolxylidin that drug cost is low.
Another object of the present invention is to provide the application of above-mentioned Pesticidal combination on control crops aphid, stinkbug.
In order to overcome the defect of existing unitary agent, technical scheme of the present invention solves like this:
A Pesticidal combination containing cycolxylidin, composition active component is:
(1) first active component cycolxylidin;
(2) second active component Biphenthrin or gamma cyhalothrins;
Wherein, the weight ratio of the first active component and the second active component is 1:10 ~ 20:1, is preferably 1:5 ~ 10:1, is more preferably 1:2 ~ 5:1, most preferably is 1:1 ~ 2:1.
The content sum of the first active component and the second active component is 3% ~ 80% of described composition total weight, is preferably 10% ~ 70%.
The present invention is according to method known in those skilled in the art, and the preparation formulation that can prepare is water dispersible granules, wetting powder, suspending agent, missible oil or microemulsion.
For water dispersible granules, those skilled in the art are familiar with the corresponding auxiliary agent of use and complete the present invention very much.Dispersant as polycarboxylic acid salt (TERSPERSE 2700, T36, GY-D06 etc.), lignin sulfonate (Ufoxane 3A, Borresperse NA, Borresperse CA-SA etc.), Nekal BX (nekal), naphthalene and alkyl naphthalene formaldehyde condensate sulfonates class (NNO, MF, Morwet D-425, Tamol NN, TERSPERSE2020 etc.), EO-PO block polyether class, alkylphenol-polyethenoxy base ether phosphate, alkylphenol-polyethenoxy base ether formaldehyde condensation products sulphate (SOPA), in one or more; Wetting agent as in Sulfates (K-12), Sulfonates (ABS-Na, BX, Terwet 1004 etc.), compound wetting agent (Morwet EFW) one or more; Disintegrant as in ammonium sulfate, urea, sodium sulphate, polyvinylpyrrolidone, starch and derivative, bentonite etc. one or more; Binding agent is as one or more in starch, glucose, polyvinyl alcohol, polyethylene glycol, sodium carboxymethylcellulose, sucrose etc.; Filler as diatomite, kaolin, fine particle calcium carbonate, talcum powder, white carbon, attapulgite, potter's clay etc. one or more.
To wetting powder, spendable auxiliary agent has: dispersant is as polycarboxylic acid salt (TERSPERSE 2700, T36, GY-D06 etc.), lignin sulfonate (Ufoxane 3A, Borresperse NA, Borresperse CA-SA etc.), naphthalene and alkyl naphthalene formaldehyde condensate sulfonates class (NNO, MF, Morwet D-425, Tamol NN, TERSPERSE2020 etc.), Nekal BX (nekal), EO-PO block polyether class, alkylphenol-polyethenoxy base ether phosphate, alkylphenol-polyethenoxy base ether formaldehyde condensation products sulphate (SOPA), in one or more, wetting agent as in Sulfates (K-12), Sulfonates (ABS-Na, BX, Terwet 1004 etc.), compound wetting agent (Morwet EFW) one or more, filler as diatomite, kaolin, fine particle calcium carbonate, talcum powder, white carbon, attapulgite, potter's clay, ammonium sulfate, urea, sucrose, glucose, corn starch, sodium sulphate, sodium polyphosphate etc. one or more.
To suspending agent, spendable auxiliary agent has: dispersant such as polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate, Huntsman Corporation of TERSPERSE 2020(U.S. HUNTSMAN produce, alkyl naphthalene sulfonic acid salt) in one or more; Emulsifier is as Nongru-700 #(common name: alkyl phenol formaldehyde resin polyoxyethylene ether), this dish-60#(common name: sorbitan monostearate), Tween-60 #(common name: sorbitan monostearate APEO), agriculture breast 1601#(common name: phenethyl phenol polyoxyethylene poly-oxygen propylene aether), Huntsman Corporation of the TERSPERSE 4894(U.S. produces) in one or more; 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, Huntsman Corporation of the TERSPERSE 2500(U.S. produce) in one or more; Thickener as in xanthans, polyvinyl alcohol, bentonite, aluminium-magnesium silicate one or more; Preservative as in formaldehyde, benzoic acid, Sodium Benzoate one or more; Defoamer is as organic silicon defoamer; Antifreezing agent as ethylene glycol, propane diols, glycerine, urea, inorganic salts as in sodium chloride one or more, water is deionized water.
For missible oil, spendable auxiliary agent has: emulsifier as calcium dodecyl benzene sulfonate (agriculture breast 500#), Nongru-700 #, agriculture breast 2201#, this coil-60#, emulsifier T-60(common name: sorbitan monostearate APEO), TX-10(common name: octyl phenol polyoxyethylene (10) ether), in agriculture breast 1601#, agriculture breast 600#, the newborn 400# of agriculture one or more; Solvent is as dimethylbenzene, solvent naphtha (S-150, S-180, S-200), toluene, biodiesel, methylated vegetable oil; Cosolvent: in ethyl acetate, methyl alcohol, dimethyl formamide, cyclohexanone, acetone, MEK one or more.
To microemulsion, spendable auxiliary agent has: emulsifier as in calcium dodecyl benzene sulfonate (agriculture breast 500#), Nongru-700 #, agriculture breast 2201#, this dish-60#, Tween-60 #, TX-10, agriculture breast 1601#, agriculture breast 600#, agriculture breast 400# one or more; Assistant for emulsifying agent as in methyl alcohol, isopropyl alcohol, n-butanol, ethanol one or more; Solvent as cyclohexanone, 1-METHYLPYRROLIDONE, dimethylbenzene, toluene, solvent naphtha (trade mark: S-150, S-180, S-200) one or more; Water is deionized water.
Instant component is reasonable, good disinsection effect, and drug cost is low, and its activity and insecticidal effect are not the simple superposition of each composition activity, but has significant synergistic effect, good to crop safety, meets the security requirement of pesticidal preparations.The present invention has higher insecticidal activity to the aphid harmed the crops, stinkbug.
Embodiment
In order to prevent and treat the aphid in agricultural production, inventor has carried out mutual composite synergy respectively with cycolxylidin and has studied with Biphenthrin, gamma cyhalothrin.Test adopts apple yellow aphid to be tested object, and concrete grammar is:
Apple yellow aphid (Aphis pomi DeGeer), has another name called spiraea aphid, belongs to Homoptera, Aphidiadae.Former medicine is mixed with the test medicine of needs, test method is with reference to " People's Republic of China (PRC) agricultural industry criteria NY/T1154.6-2006 ".First single dose and each Mixed Pharmacy are arranged 5 variable concentrations gradients (aphid lethality sets by geometric progression in the scope of 5% ~ 90%).Examination worm is the aphid of picking up from field, select the aphid of uniformity in laboratory, put into blade-carrying culture dish, every ware 40 cephalont, often process 4 culture dishes, repeat 3 times, spray under 50PSI pressure with potter spray tower, each spray ware, every ware spraying liquid 3ml, then the culture dish processed is put into 12H/12H illumination box to cultivate, within 72 hours, check dead borer population, calculate lethality.Blank spray equivalent clear water.By the linear regression analysis between the probit value of lethality and the logarithm value of series concentration, obtain the LC of each medicament
50value, calculates the co-toxicity coefficient (CTC) of mixture by the abundant method of Sun Yun, evaluate the activity of reagent agent to examination worm with this.
The co-toxicity coefficient (CTC) >=120 of complex preparation shows as synergistic effect; CTC≤80 show as antagonism; 80 < CTC < 120 show as summation action.
Toxicity Determination result shows: cycolxylidin and Biphenthrin, gamma cyhalothrin are that 1:10 ~ 20:1 is mixed with weight ratio has good virulence to apple yellow aphid, all has significant synergistic effect.
In order to prevent and treat all kinds of stinkbugs in agricultural production, inventor has carried out mutual composite synergy respectively with cycolxylidin and has studied with Biphenthrin, gamma cyhalothrin.Test adopts cotton green plant bug to be tested object, and concrete grammar is:
Green plant bug, formal name used at school Apolygus lucorum Meyer-D ü r, belongs to Semiptera Miridae.Former medicine is mixed with the test medicine of needs.First single dose and each Mixed Pharmacy are arranged 5 variable concentrations gradients (on the basis of preliminary experiment result, green plant bug lethality sets by geometric progression in the scope of 5% ~ 90%).Examination worm is that cotton field gathers green plant bug adult, and indoor fresh kidney beans are raised, to nymphal development of future generation to 3 ages for examination.After fresh cotton leaf of the same size is flooded 30 s in liquid, naturally dry under room temperature condition, then put into plastic casing (diameter 8 cm, high 5 cm) in, active healthy, 3 instar larvaes of the same size of access, build with the foraminate lid of band by 15/box.Separately establish blank, repeat 3 times.Put that temperature is 26 ~ 28 DEG C, relative moisture be about 70% illumination box in breeding observing.Within 48 hours, check the death condition of examination worm.By the linear regression analysis between the probit value of lethality and the logarithm value of series concentration, obtain the LC of each medicament
50value, calculates the co-toxicity coefficient (CTC) of mixture by the abundant method of Sun Yun, evaluate the activity of reagent agent to examination worm with this.
The co-toxicity coefficient (CTC) >=120 of complex preparation shows as synergistic effect; CTC≤80 show as antagonism; 80 < CTC < 120 show as summation action.
Toxicity Determination result shows: cycolxylidin and Biphenthrin, gamma cyhalothrin are that 1:10 ~ 20:1 is mixed with weight ratio has good virulence to green plant bug, all has synergistic effect.
Below in conjunction with embodiment, the invention will be further described.
Example of formulations 1
Take 10% cycolxylidin, 10% Biphenthrin, 3% GY-D06(polycarboxylate), 3% sodium lignin sulfonate, 1% TERSPERSE2020,1% K-12(lauryl sodium sulfate), 1%PVA(molecular weight 2000), 10% polyvinylpyrrolidone, kaolin adds to 100% weight portion.Namely the method for above-mentioned raw materials frequent regulation water intaking dispersible granule mixes, ultra micro air-flow crushing, mixing, granulation step produce 20% cycolxylidin Biphenthrin water dispersible granules.
Example of formulations 2
Take 60% cycolxylidin, 20% gamma cyhalothrin, 2% TERSPERSE 2700(polycarboxylate, Huntsman Corporation of the U.S. produces), 2% dispersing agent NNO (alkylnaphthalene sulfonate formaldehyde condensation products), 2% Nekal BX (nekal), 2%K-12,2% diatomite, 1% urea, kaolin adds to 100% weight portion.Namely the method for above-mentioned raw materials frequent regulation water intaking dispersible granule mixes, ultra micro air-flow crushing, mixing, granulation step produce 80% cycolxylidin gamma cyhalothrin water dispersible granules.
Example of formulations 3
Take 60% cycolxylidin, 3% Biphenthrin, 6% calcium lignosulfonate (Ufoxane 3A), 3% alkylnaphthalene sulfonate formaldehyde condensation products (Tamol NN), 1% lauryl sodium sulfate, 5% white carbon, kaolin fill up weight portion to 100%.Above-mentioned raw materials is prepared into 63% cycolxylidin Biphenthrin wetting powder through mixing, ultra micro air-flow crushing, hybrid technique step.
Example of formulations 4
Take 5% cycolxylidin, 50% gamma cyhalothrin, 6% calcium lignosulfonate, 4% alkylnaphthalene sulfonate formaldehyde condensation products (Morwet D-425), 1.5% lauryl sodium sulfate, 12% white carbon, fine particle calcium carbonate fill up weight portion to 100%.Above-mentioned raw materials is prepared into 55% cycolxylidin gamma cyhalothrin wetting powder through mixing, ultra micro air-flow crushing, hybrid technique step.
Example of formulations 5
Take 20% cycolxylidin, 4% Biphenthrin, 3%TERSPERSE 4894,1%TERSPERSE 2500,0.3% xanthans, 5% propane diols, 0.5% benzoic acid, 0.5% silicone defoaming agent (trade name: s-29 Nanjing "four news" (new ideas applied chemistry product Company), deionized water add to 100% weight portion.Above-mentioned raw materials is through mixing, and high speed shear dispersion 30min, with 24% cycolxylidin Biphenthrin suspending agent obtained after sand mill sand milling.
Example of formulations 6
Take 10% cycolxylidin, 20% gamma cyhalothrin, Huntsman Corporation of the 1%TERSPERSE 2020(U.S. produce), 3% Nongru-700 #, 3% agriculture breast 1601#, 2%TERSPERSE 2500,0.3% xanthans, 5% propane diols, 0.5% benzoic acid, 0.5% silicone defoaming agent (trade name: s-29 Nanjing "four news" (new ideas applied chemistry product Company), deionized water add to 100% weight portion.Above-mentioned raw materials is through mixing, and high speed shear dispersion 30min, with 30% cycolxylidin gamma cyhalothrin suspending agent obtained after sand mill sand milling.
Example of formulations 7
Take 5% cycolxylidin, 25% Biphenthrin, 4% agriculture breast 500#, 2% agriculture breast 600#, 3% agriculture breast 2201#, 15% dimethyl formamide, solvent naphtha S-180 add to 100% weight portion.Above-mentioned raw materials is through mixing, and stirring and dissolving is obtained 30% cycolxylidin Biphenthrin missible oil completely afterwards.
Example of formulations 8
Take 7.5% cycolxylidin, 2.5% gamma cyhalothrin, 5% agriculture breast 500#, 3% TX-10,4% agriculture breast 1601#, 20% acetone, dimethylbenzene adds to 100% weight portion.Above-mentioned raw materials is through mixing, and stirring and dissolving is obtained 10% cycolxylidin efficient cyhalothrin emulsifiable concentrate completely afterwards.
Example of formulations 9
Take 2% cycolxylidin, 1% Biphenthrin, 4%TX-10,5% Nongru-700 #, 6% agriculture breast 500#, 4% agriculture breast 1601#, 10% cyclohexanone, 5%N-methyl pyrrolidone, 5% n-butanol, through dissolving completely and mixing, deionized water adds to 100% weight portion, obtained 3% cycolxylidin Biphenthrin microemulsion after stirring.
Example of formulations 10
Take 5% cycolxylidin, 15% gamma cyhalothrin, 5% Nongru-700 #, 3% agriculture breast 500#, 6% agriculture breast 600#, 5% dimethylbenzene, 20% cyclohexanone, 5% ethanol, through dissolving completely and mixing, deionized water adds to 100% weight portion, obtained 20% cycolxylidin gamma cyhalothrin microemulsion after stirring.
Biological Examples 1: control cotton leaf bug, cotten aphid field trial
Inventor has done formulation examples 1(20% cycolxylidin Biphenthrin water dispersible granules in July, 2013 in Weinan city Linwei district, Shaanxi Province), example of formulations 8(10% cycolxylidin efficient cyhalothrin emulsifiable concentrate) prevent and treat cotton leaf bug, cotten aphid field control effectiveness test, test is with reference to " pesticide field efficacy medicine test criterion HY/T 1464.3-2007 insecticide control cotton leaf bug " and " pesticide field efficacy medicine test criterion (two) GB/T 17980.75-2004 insecticide control cotton aphid ".Trial crops is cotton, and controlling object is cotton green plant bug, cotten aphid.Test Cotton Fields soil is clay, middle fertility, the cultivation condition of each community, water and fertilizer management uniformity.Two kinds of subjects all occur heavier.Dispenser on July 20 is 60kg/667 ㎡ by amount of liquid medicine, adopts manual sprayer evenly to spray, the medicine that requires each community cotton leaf positive and negative, Bian Jian, bud even.Test medicine and dosage refer to table 3.Separately establish blank, often process 4 times and repeat, every plot area 50 ㎡, Gong40Ge community, random district group arranges.
Cotton leaf bug investigation method:
Before dispenser, investigation radix, investigates residual borer population in after dispenser 1,3,7 day respectively.Every community adopts diagonal 5 sampling, looks into 10--15 strain cotton continuously at often, and listing mark, investigates and records one-tenth, the nymph quantity of cotton leaf bug on every strain cotton.According to one-tenth, the nymph circadian rhythm of cotton leaf bug, investigate when polypide should be selected inactive.
Cotten aphid investigation method:
Diagonal 5 sampling, fixes 4 strains at often, and 3, upper, middle and lower leaf is fixed in every strain, fixes investigation 20 strain 60 leaves altogether, investigation records aphid number alive.Investigation insect population radix before medicine, respectively investigates the remaining aphid number of 1 community in after medicine 1,3,7 day, calculates Rectifying efficacies according to the residual worm gauge in each sky after insect population cardinal sum medicine before medicine.
Control cotton leaf bug, cotten aphid drug effect are by formulae discovery below:
Control efficiency (%)=[1-(before the medicine of check plot after borer population × treatment region medicine borer population)/(before borer population after the medicine of check plot × treatment region medicine borer population)] × 100.
Observe the impact of each treatment region on cotton leaf, bud and other insect during each investigation drug effect simultaneously.
Result of the test shows, 20% cycolxylidin Biphenthrin water dispersible granules 3000 times, 3500 times, 4000 times, 10% cycolxylidin efficient cyhalothrin emulsifiable concentrate 2000 times, 2500 times, 3000 times have more significant control efficiency to cotton green plant bug, cotten aphid, be obviously better than the control efficiency (table 3) of 10% cycolxylidin suspending agent 1000 times, 10% Biphenthrin missible oil 2000 times, 2.5% gamma cyhalothrin 1000 times.
Security survey, duration of test is observed, and all reagent agents, to cotton growth safety, occur without poisoning phenomenon.
Result of the test shows, after cycolxylidin and Biphenthrin, gamma cyhalothrin mixture, significantly improve the control efficiency to cotton leaf bug, cotten aphid, when these two kinds of insects occur simultaneously, a dispenser reaches double and controls, and reduces dosage, decreases times for spraying and drug cost, to cotton growth safety, it is the favourable agents of control cotton leaf bug, cotten aphid.
From above embodiment, first active component cycolxylidin and the second active component Biphenthrin or gamma cyhalothrin combine composite, can be made into water dispersible granules, wetting powder, suspending agent, missible oil or micro-emulsion form, significant control efficiency is had to the aphid harmed the crops, stinkbug, dosage is few, control efficiency advantages of higher, save drug cost and dosage, and good to crop safety, have wide practical use on therefore producing.
In sum, composition of the present invention is employing two kinds of active component compound schemes, its activity and insecticidal effect are not the simple superposition of each composition activity, compared with existing unitary agent, except there is significant insecticidal effect, and have significant synergistic effect, and good to crop safety, meet the security requirement of pesticidal preparations.
Claims (9)
1. the Pesticidal combination containing cycolxylidin, it is characterized in that composition active component is cycolxylidin and Biphenthrin, wherein, the weight ratio of cycolxylidin and Biphenthrin is 1:5 ~ 20:1.
2. the Pesticidal combination according to claim 1 containing cycolxylidin, is characterized in that: the weight ratio of cycolxylidin and Biphenthrin is 1:5 ~ 10:1.
3. the Pesticidal combination according to claim 2 containing cycolxylidin, is characterized in that: the weight ratio of cycolxylidin and Biphenthrin is 1:2 ~ 5:1.
4. the Pesticidal combination according to claim 3 containing cycolxylidin, is characterized in that: the weight ratio of cycolxylidin and Biphenthrin is 1:1 ~ 2:1.
5., according to one of any described Pesticidal combination containing cycolxylidin of Claims 1-4, it is characterized in that: the content sum of cycolxylidin and Biphenthrin is 3% ~ 80% of described composition total weight.
6. the Pesticidal combination according to claim 5 containing cycolxylidin, is characterized in that: the content sum of cycolxylidin and Biphenthrin is 10% ~ 70% of described composition total weight.
7., according to one of any described Pesticidal combination containing cycolxylidin of Claims 1-4, it is characterized in that described combination dosage form is water dispersible granules, wetting powder, suspending agent, missible oil or microemulsion.
8. the application of one of any described Pesticidal combination containing cycolxylidin of Claims 1-4 in control crops stinkbug.
9. apply according to claim 8, described crops stinkbug is cotton green plant bug.
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| US5472700A (en) * | 1993-10-20 | 1995-12-05 | Fmc Corporation | Combinations of neem seed extract and bifenthrin for control of ectoparasites on animals |
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