CN104381294B - A kind of insecticide acaricide composition containing sulfur-phosphor and Envidor - Google Patents

A kind of insecticide acaricide composition containing sulfur-phosphor and Envidor Download PDF

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CN104381294B
CN104381294B CN201410692928.0A CN201410692928A CN104381294B CN 104381294 B CN104381294 B CN 104381294B CN 201410692928 A CN201410692928 A CN 201410692928A CN 104381294 B CN104381294 B CN 104381294B
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phosphor
envidor
sulfur
composition containing
containing sulfur
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CN104381294A (en
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张志伟
刘鹏
冷忠国
吴泽伟
朱刚
王礼文
陈佛祥
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Guangdong Zhongxun Agri Science Corp
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Abstract

The invention discloses a kind of insecticide acaricide composition containing sulfur-phosphor and Envidor, including sulfur-phosphor, Envidor and conventional insecticides adjuvant, the wherein weight ratio of sulfur-phosphor and Envidor is 40:1~1:40;The percentage by weight of sulfur-phosphor and Envidor weight summation in the composition is 1~85%;Great number of indoor and outdoor experiments show that after being compounded, the present invention has obvious synergistic function, expands insecticidal spectrum, available for the various pests of preventing and treating agriculturally, such as red spider, scale insect;Pesticide use amount is reduced simultaneously, residual quantity of the agricultural chemicals on crops is reduced, alleviates the pollution to environment, delayed the generation of pest resistance to insecticide.

Description

A kind of insecticide acaricide composition containing sulfur-phosphor and Envidor
Technical field
It is specifically a kind of using sulfur-phosphor and Envidor to have the present invention relates to composition pesticide and its application field Imitate composition insecticide acaricide composition.
Background technology
Sulfur-phosphor:Belong to organophosphorus insecticides, the mechanism of action is the inhibitor of acetylcholinesterase.To the red spider of citrus The insects such as spider, arrowhead scales, cotton boll worm, vegetables oriental tobacco budworm, diamondback moth and planthopper have good prevention effect.
Envidor:It is a kind of spirocyclic tetronic acid class acaricide, the mechanism of action blocks the energy of mite to suppress the Fatty synthesis of mite Amount metabolism, so as to cause evil mite dead.Preventing and treating available for evil mite on the solanaceous crops such as fruit tree and eggplant, capsicum, tomato.This Outside, also have to insects such as pear sucker, oystershell scale and leafhopper classes and simultaneous control effect well.
The resistance problems of agricultural pests are a global problems, are always the emphasis of agricultural science and technology worker concern Problem.With to the continuity year in year out of Chemical Control of Harmful Insects, the increase of Pesticide use amount and not scientifical use agricultural chemicals Etc. the influence of factor, cause pest resistance increasingly serious, the pest species for producing resistance are on the increase.Simultaneously as high intensity Use agricultural chemicals, result in exceeded Practice for Pesticide Residue in Agricultural Products, pollution environment and a series of problems, such as peasant's drug cost increase, no Beneficial to the sustainable development of agricultural.
Therefore, efficient, low toxicity, low-residual, the different mechanisms of action are developed, while there is the compounding system of synergistic function again Agent, not only facilitates the generation for delaying pest resistance to insecticide, but also can extend the service life of pesticide species, and reduction uses agent Amount, it is cost-effective, reduce the pollution to environment.
The present inventor to sulfur-phosphor and the compounded formula of Envidor screening have made intensive studies, find sulfur-phosphor and Envidor is compounded, and has obvious synergistic function in the range of certain compound proportion, while in actual use mistake Cheng Zhong, expands insecticidal spectrum, and to insect agriculturally, such as red spider, scale insect have outstanding prevention effect, through further Research, completes the present invention.
The content of the invention
It is an object of the invention to provide a kind of insecticide acaricide composition containing sulfur-phosphor and Envidor, the desinsection is killed Acaricidal composition has obvious synergistic function, expands insecticidal spectrum, available for red spider, the scale insect of preventing and treating agriculturally etc. Various pests.
, in use can be with another object of the present invention is to the insecticide acaricide composition containing sulfur-phosphor and Envidor Reduce dosage, the generation for reducing residual quantity of the agricultural chemicals on crops, delaying pest resistance to insecticide, moreover it is possible to make it to various evils The prevention effect of worm is used alone compared to significantly improving than single dose, laborsaving, economical, is reduced farmer's burdens.
Technical solution of the present invention:A kind of insecticide acaricide composition containing sulfur-phosphor and Envidor, active ingredient is nitre The weight ratio of worm sulphur phosphorus and Envidor, sulfur-phosphor and Envidor is 40:1~1:40, sulfur-phosphor and Envidor weight summation Percentage by weight in the composition be 1~85%, remaining be agricultural chemicals in allow use and acceptable insecticides adjuvant.
Described insecticides adjuvant is solvent, emulsifying agent, wetting agent, dispersant, stabilizer, antifreezing agent, thickener, disintegration One kind in agent, binding agent, defoamer, bleeding agent, synergist, fire retardant, macromolecule cyst material, pH adjusting agent and filler or More than one combination, above material is the known substance commonly used in pesticidal preparations, according to being prepared into the different formulations of pesticide And be varied from, but be not particularly limited, no longer describe one by one herein.
Insecticide acaricide composition of the present invention can be prepared into any one used in suitable agricultural production with known method Formulation, relatively good formulation has suspending agent, aqueous emulsion, microemulsion, water dispersible granules, wettable powder, ultra low volume liquids, micro- Capsule suspending agent and thermal fog etc..
Insecticide acaricide composition of the present invention can be used for the various pests of preventing and treating agriculturally, such as red spider, scale insect.
The frequency of administration and amount of application of insecticide acaricide composition of the present invention change and had with crops, insect, weather condition Small variations, can reach the purpose effectively prevented and treated by using appropriate dosage.
Compared with prior art, the advantage of the invention is that:
1st, sulfur-phosphor and Envidor compounding have synergistic function, are used alone and are significantly improved to evil than single dose The prevention effect of worm, while expanding insecticidal spectrum, solves the defect to some insect effects difference when single dose is used alone.
2nd, two kinds of active ingredient compoundings of sulfur-phosphor and Envidor, reduce Pesticide use amount, reduce use cost, subtract Light pollution to environment, the generation of pest resistance to insecticide delayed, added the service life of agricultural chemicals.
Embodiment
Essence for a better understanding of the present invention, is described further with reference to embodiment to present disclosure, But limitation of the present invention can not be considered as.
(1) Formulation Example
Active ingredient uses 90% sulfur-phosphor active compound and 98% Envidor active compound, each component percentage in following examples Content is weight percentage.
Embodiment 1:30% sulfur-phosphor Envidor suspending agent
Sulfur-phosphor 25%, Envidor 5%, lignosulfonates 15%, lauryl sodium sulfate 15%, hydroxylmethyl cellulose Element 2%, glycerine 2%, silicone oil 0.1%, deionized water supplies 100%.By above-mentioned active ingredient, dispersant, wetting agent, thickening Agent, antifreezing agent, defoamer and deionized water mixing, are sanded through high speed shear is scattered, in sand mill, are formed in water-medium High dispersive, stable suspension system, you can 30% sulfur-phosphor Envidor suspending agent is made.
Embodiment 2:40% sulfur-phosphor spirodiclofen water emulsion
It is sulfur-phosphor 38%, Envidor 2%, dimethylbenzene 10%, cyclohexanone 5%, styrenated phenol APEO 10%, poly- Carboxylate 10%, sodium sorbate 1%, glycerine 1%, deionized water supplies 100%.By above-mentioned active ingredient, solvent, emulsification Agent, dispersant and stabilizer are mixed to form oil phase, and antifreezing agent dissolves in water forms aqueous phase, slowly oil under cutter effect It is added in aqueous phase, and continues shearing about 30 minutes, you can 40% sulfur-phosphor spirodiclofen water emulsion is made.
Embodiment 3:35% sulfur-phosphor spirodiclofen microemulsion
Sulfur-phosphor 10%, Envidor 25%, cyclohexanone 20%, diphenyl phenol polyethenoxy polyethenoxy ether 15%, lemon Lemon acid sodium 2%, organosilicon 1%, double to kill 2%, deionized water supplies 100%.Active ingredient is completely dissolved with solvent, then Add emulsifying agent, stabilizer, bleeding agent, synergist to be well mixed, deionized water is eventually adding, after being sufficiently stirred for, you can system 35% sulfur-phosphor spirodiclofen microemulsion.
Embodiment 4:80% sulfur-phosphor Envidor wettable powder
Sulfur-phosphor 70%, Envidor 10%, APES 5%, calcium dodecyl benzene sulfonate 5%, diatom Soil supplies 100%.Active ingredient, dispersant, wetting agent and filler are mixed by above-mentioned, again through air-flow crushing after mechanical crushing, It is well mixed, you can 80% sulfur-phosphor Envidor wettable powder is made.
Embodiment 5:70% sulfur-phosphor spirodiclofen water dispersible granule
Sulfur-phosphor 30%, Envidor 40%, lignosulfonates 5%, calcium dodecyl benzene sulfonate 5%, sodium sulphate 2%th, polyethylene glycol 2%, kaolin supplies 100%.By above-mentioned active ingredient, dispersant, wetting agent, disintegrant, binding agent and Filler is well mixed, and is crushed with micro jet, through mediating, then granulated in addition fluidized-bed granulation dryer, Dry, sieve, you can 70% sulfur-phosphor spirodiclofen water dispersible granule is made.
Embodiment 6:15% sulfur-phosphor Envidor ultra low volume liquids
Sulfur-phosphor 5%, Envidor 10%, DMF 20%, lauryl sodium sulfate 5%, castor oil APEO 3%, azone 2%, ethyl oleate complements to 100%.After above-mentioned active ingredient stirring solvent is dissolved, then add Enter other auxiliary agents, be thoroughly mixed uniform, you can 15% sulfur-phosphor Envidor ultra low volume liquids are made.
Embodiment 7:20% sulfur-phosphor Envidor microcapsule suspending agent
Sulfur-phosphor 15%, Envidor 5%, tolyl isocyanate 10%, cyclohexanone 20%, castor oil polyoxyethylene ether 5%th, polyoxyethylene carboxylate 3%, sodium hydroxide 2%, deionized water complements to 100%.By above-mentioned active ingredient, macromolecule Cyst material, solvent mixing, make to be dissolved into homogeneous oil phase, in a shear condition, and oil phase is added to containing emulsifying agent, pH regulations In agent, the aqueous phase solution of dispersant, surplus is supplied with deionized water, and two kinds of materials react in oil-water interfaces, forms high score Ascus wall, you can 20% sulfur-phosphor Envidor microcapsule suspending agent is made.
Embodiment 8:10% sulfur-phosphor spirodiclofen hot aerosol
Sulfur-phosphor 2%, Envidor 8%, cyclohexanone 20%, AEO 10%, DBSA Calcium 5%, thiophene ketone 2%, triphenyl phosphate 2%, soybean oil complements to 100%.By above-mentioned active ingredient and solvent input band stirring Reaction vessel in, after active ingredient fully dissolves, add other auxiliary agents, be sufficiently stirred for about 60 minutes, make its mixing equal It is even, you can 10% sulfur-phosphor spirodiclofen hot aerosol is made.
(2) indoor biological determination of activity and field efficacy embodiment
Embodiment 9:The indoor joint toxicity measuring of sulfur-phosphor and Envidor to scale insect
For test worm:Selection is collected in citrus orchard and raises the scale insect nymph of breeding indoors.
Reagent agent:90% sulfur-phosphor active compound and 98% Envidor active compound.
Test method:It is measured using spray-on process, specific method is as follows.
Health, the scale insect nymph that age is consistent are selected in laboratory, is put into the culture dish with Citrus leaf, often The cephalont of ware 40, often processing sets 4 repetitions, is sprayed with potter spray towers under 50PSI pressure, every time one ware of spray, per ware Culture dish is taken out after spraying liquid 1ml, sedimentation 1min, treated culture dish is then put into 25 DEG C, 12H/12H illumination cultivation Cultivated in case, if the processing of the corresponding organic solvent without medicament is used as control.72h investigates test worm death condition after processing, Record total borer population and dead borer population.
Statistical analysis is carried out with DPS statistical analysis softwares, the LC of each medicament is calculated50, and mixture is calculated according to the abundant methods of Sun Yun Co-toxicity coefficient (CTC values)
Survey toxicity index (ATI)=(standard agent LC50/ reagent agent LC50)×100
A percentage composition+B medicament toxicity index in theoretical toxicity index (TTI)=A medicament toxicity index × mixture × mixed B percentage composition in agent
Co-toxicity coefficient (CTC)=[mixture actual measurement toxicity index (ATI)/mixture theoretical toxicity index (TTI)] × 100
The criteria for classifying is acted on according to NY/T11547.7-2006 insecticide combinations:Co-toxicity coefficient (CTC) >=120 is shown as Synergistic effect;Co-toxicity coefficient (CTC)≤80 shows as antagonism;80 < co-toxicity coefficients (CTC) < 120, which show as being added, to be made With.
The indoor joint toxicity measuring result of table 1, sulfur-phosphor and Envidor to scale insect
Medicament title and proportioning (weight ratio) LC50(mg/L) ATI TTI CTC
Sulfur-phosphor 6.72 100.00 - -
Envidor 26.34 25.51 - -
Sulfur-phosphor:Envidor (40:1) 5.18 129.73 98.18 132.13
Sulfur-phosphor:Envidor (30:1) 4.79 140.29 97.60 143.74
Sulfur-phosphor:Envidor (20:1) 4.17 161.15 96.45 167.08
Sulfur-phosphor:Envidor (10:1) 3.83 175.46 93.23 188.20
Sulfur-phosphor:Envidor (1:1) 4.95 135.76 62.76 216.32
Sulfur-phosphor:Envidor (1:10) 8.59 78.23 32.28 242.35
Sulfur-phosphor:Envidor (1:20) 11.37 59.10 29.06 203.37
Sulfur-phosphor:Envidor (1:30) 14.15 47.49 27.91 170.15
Sulfur-phosphor:Envidor (1:40) 17.41 38.60 27.33 141.24
As it can be seen from table 1 sulfur-phosphor and Envidor are 40:1~1:It is malicious altogether when being compounded in the range of 40 (by weight) Coefficient (CTC) is all higher than 120, and synergistic function is shown to scale insect, it is seen that sulfur-phosphor and Envidor compounding, which have, closes Rationality and feasibility.
Embodiment 10:The indoor joint toxicity measuring of sulfur-phosphor and Envidor to citrus red mite
For test worm:Selection be collected in citrus orchard and raise indoors breeding red spider it is female into mite.
Reagent agent:90% sulfur-phosphor active compound and 98% Envidor active compound.
Test method uses leaf butterfly spray-on process, and concrete operation method is as follows:
The Citrus leaf of healthy growth is chosen, leaf butterfly is made with card punch, a wet sponge block is placed in culture dish, thereon Foliation butterfly on filter paper, filter paper is put, 2 pieces of leaf butterflies are put per ware, citrus red mite that select health, that age is consistent is female to be inoculated into mite On leaf butterfly, 20 are inoculated with per leaf butterfly, often processing sets 4 repetitions.The culture dish for being connected to leaf butterfly is placed under potter spray towers, Sprayed under 50PSI pressure, spray amount is 1ml, take out culture dish after sedimentation 1min, treated culture dish is then put into 25 DEG C, cultivated in 12H/12H illumination boxs, if the processing of the corresponding organic solvent without medicament is used as control.48h after processing Test worm death condition is investigated, total borer population and dead borer population is recorded.
Statistical analysis is carried out with DPS statistical analysis softwares, the LC of each medicament is calculated50, and mixture is calculated according to the abundant methods of Sun Yun Co-toxicity coefficient (CTC values)
Survey toxicity index (ATI)=(standard agent LC50/ reagent agent LC50)×100
A percentage composition+B medicament toxicity index in theoretical toxicity index (TTI)=A medicament toxicity index × mixture × mixed B percentage composition in agent
Co-toxicity coefficient (CTC)=[mixture actual measurement toxicity index (ATI)/mixture theoretical toxicity index (TTI)] × 100
The criteria for classifying is acted on according to NY/T11547.7-2006 insecticide combinations:Co-toxicity coefficient (CTC) >=120 is shown as Synergistic effect;Co-toxicity coefficient (CTC)≤80 shows as antagonism;80 < co-toxicity coefficients (CTC) < 120, which show as being added, to be made With.
From table 2 it can be seen that sulfur-phosphor and Envidor are 40:1~1:It is malicious altogether when being compounded in the range of 40 (by weight) Coefficient (CTC) is all higher than 120, and synergistic function is shown to citrus red mite, it is seen that sulfur-phosphor and Envidor compounding tool There are reasonability and feasibility.
The indoor joint toxicity measuring result of table 2, sulfur-phosphor and Envidor to citrus red mite
Medicament title and proportioning (weight ratio) LC50(mg/L) ATI TTI CTC
Sulfur-phosphor 17.87 100.00 - -
Envidor 4.71 379.41 - -
Sulfur-phosphor:Envidor (40:1) 11.67 153.13 106.81 143.37
Sulfur-phosphor:Envidor (30:1) 9.83 181.79 109.01 166.76
Sulfur-phosphor:Envidor (20:1) 8.76 204.00 113.31 180.04
Sulfur-phosphor:Envidor (10:1) 7.14 250.28 125.40 199.59
Sulfur-phosphor:Envidor (1:1) 3.67 486.92 239.71 203.13
Sulfur-phosphor:Envidor (1:10) 2.78 642.81 354.01 181.58
Sulfur-phosphor:Envidor (1:20) 3.01 593.69 366.10 162.17
Sulfur-phosphor:Envidor (1:30) 3.34 535.03 370.40 144.45
Sulfur-phosphor:Envidor (1:40) 3.83 466.58 372.60 125.22
Embodiment 11:Sulfur-phosphor and Envidor compound the field control effectiveness test to scale insect
It is used to prevent and treat citrus scale insect using 40% sulfur-phosphor spirodiclofen water emulsion (embodiment 2), is investigated before dispenser 7d, 14d, 30d investigate residual borer population living respectively after insect population, medicine, look into 2 plants during investigation per cell, and every plant is pressed the four corners of the world 4 5 blades are looked into orientation respectively, and each cell looks into 40 blades altogether, are recorded borer population living, are calculated prevention effect.Prevention effect calculating side Method is as follows:
Preventive effect (%)=(1-CK1×Pt1/CK2×Pt2)×100
Wherein:CK1Represent insect population number before the medicine of check plot;Pt1Represent insect population number after treatment region medicine;
CK2Represent insect population number after the medicine of check plot;Pt2Represent insect population number before treatment region medicine;
From table 3 it can be seen that when 40% sulfur-phosphor spirodiclofen water emulsion uses 325-375mga.i./kg, after medicine 7d, 14d, 30d are superior to each single dose to the preventive effect of scale insect and are used alone, while 30d preventive effects are said still up to more than 80% after medicine The bright compound drug has good lasting effect.Do not find that the compound drug produces medicine to mandarin tree during pilot survey Evil.
The result of the test of table 3, each processing chemical control scale insect
Embodiment 12:Sulfur-phosphor and Envidor compound the field control effectiveness test to citrus red mite
It is used to prevent and treat citrus red mite using 80% sulfur-phosphor Envidor wettable powder (embodiment 8), before dispenser Investigate 7d, 14d, 30d after insect population, medicine and investigate residual mite number living respectively, look into 2 plants during investigation per cell, every plant by thing south 5 blades are looked into northern 4 orientation respectively, and each cell looks into 40 blades altogether, are recorded mite number living, are calculated prevention effect.Prevention effect Computational methods are as follows:
Prevention effect (%)=(1-CK1×Pt1/CK2×Pt2)×100
Wherein:CK1Represent insect population number before the medicine of check plot;Pt1Represent insect population number after treatment region medicine;
CK2Represent insect population number after the medicine of check plot;Pt2Represent insect population number before treatment region medicine;
Table 4, the result of the test of each processing chemical control citrus red mite
From table 4, it can be seen that when 80% sulfur-phosphor Envidor wettable powder uses 275-325mga.i./kg, medicine 7d, 14d, 30d are superior to each single dose exclusive use to the preventive effect of citrus red mite afterwards, while 30d preventive effects are still up to 80% after medicine More than, illustrate that the compound drug has good lasting effect.Do not find the compound drug to mandarin tree during pilot survey Produce poisoning.
In summary, the present invention uses two kinds of active components to be combined for the compound insecticidal mite killing of sulfur-phosphor and Envidor Thing, with synergistic function, compared with existing unitary agent, insecticidal effect is significantly improved, and the lasting period is long, and crop is pacified Entirely, it is worth the popularization and application in agricultural production.

Claims (5)

1. a kind of insecticide acaricide composition containing sulfur-phosphor and Envidor, it is characterised in that:Active ingredient is sulfur-phosphor And Envidor, the weight ratio of sulfur-phosphor and Envidor is 40:1~1:40.
2. a kind of insecticide acaricide composition containing sulfur-phosphor and Envidor according to claim 1, it is characterised in that: The percentage by weight of sulfur-phosphor and Envidor weight summation in the composition is 1~85%.
3. a kind of insecticide acaricide composition containing sulfur-phosphor and Envidor according to claim 1, it is characterised in that: Suspending agent is prepared into actual use, it is aqueous emulsion, microemulsion, water dispersible granules, wettable powder, ultra low volume liquids, micro- The suitable formulation agriculturally used such as capsule suspending agent and thermal fog.
4. a kind of insecticide acaricide composition containing sulfur-phosphor and Envidor described in claim 1 is in preventing and treating agriculturally more Plant the application in insect.
5. a kind of insecticide acaricide composition containing sulfur-phosphor and Envidor according to claim 4 is being prevented and treated agriculturally Various pests in application, it is characterised in that:The insect is red spider, scale insect.
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CN107711876A (en) * 2017-11-25 2018-02-23 惠州市无龄康态健康科技有限公司 A kind of composition pesticide containing sulfur-phosphor and nitrile pyrrole mite ester
CN113826641B (en) * 2021-09-16 2022-09-16 陕西上格之路生物科学有限公司 Insecticide composition containing nitre sulfur and phosphorus
CN113925057B (en) * 2021-09-24 2022-07-15 陕西上格之路生物科学有限公司 Insecticidal composition containing nitroinsect sulfur and phosphorus

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CN1742580A (en) * 2005-09-23 2006-03-08 四川省化学工业研究设计院 Sulfur-phosphor built insext-killing mite-killing agent
CN102125048A (en) * 2010-12-21 2011-07-20 威海韩孚生化药业有限公司 Water emulsion containing spirodiclofen and isocarbophos and preparation method thereof

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JP2006131516A (en) * 2004-11-04 2006-05-25 Nippon Nohyaku Co Ltd Pest control agent composition and method for use thereof

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CN102125048A (en) * 2010-12-21 2011-07-20 威海韩孚生化药业有限公司 Water emulsion containing spirodiclofen and isocarbophos and preparation method thereof

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