CN100477916C - Fenvalerate oil solution and use thereof - Google Patents
Fenvalerate oil solution and use thereof Download PDFInfo
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- CN100477916C CN100477916C CNB2005101363041A CN200510136304A CN100477916C CN 100477916 C CN100477916 C CN 100477916C CN B2005101363041 A CNB2005101363041 A CN B2005101363041A CN 200510136304 A CN200510136304 A CN 200510136304A CN 100477916 C CN100477916 C CN 100477916C
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- fenvalerate
- oil
- oil solution
- sumicidin
- stabilizing agent
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Abstract
The invention discloses a fenvalerate oil solution comprising the following ingredients (by weight portions): fenvalerate 1.0-60.0%, stabilizing agent 1-10% and balancing dissolvent. The oil solution can be applied for controlling grasshoppers and Locusta migratoria manilensis.
Description
Technical field
The invention belongs to pesticide field, more specifically, the present invention relates to a kind of fenvalerate oil solution and uses thereof.
Background technology
Sumicidin (fenvalerate) is commonly called as Belmark or Chinese and Western and kills the chrysanthemum ester, is a kind of synthetic pyrethroid insecticide of non-three-membered ring structure, has higher biologically active.Former medicine is yellow to the transparent thickness oily liquids of brown, at room temperature has partially crystallizable to separate out, and slight chemical odor is arranged.To light, thermally-stabilised, more stable in faintly acid and neutral medium, in alkaline medium, easily decompose.Be insoluble in water, be soluble in organic solvents such as ethanol, acetone, ether, kerosene, chloroform, cyclohexanone, dimethylbenzene.Sumicidin belongs to the moderate toxicity insecticide, and former medicine rat acute per os LD50 is 451mg/kg, and rat acute is through skin LD50＞5000mg/kg, and rat acute sucks LC50＞101mg/m
3, the skin of rabbit there is slight stimulation, there is moderate to stimulate to eyes.There are not mutagenesis, teratogenesis and carcinogenesis.Very big to fish and aquatic animal toxicity, little to birds toxicity, to honeybee safety.
Insecticidal activity is higher, belongs to never poison, has and tags and stomach poison function, and certain repellent action is arranged, and does not inhale conduction and fumigation action in not having.Also has certain ovum ability of killing.When temperature was low slightly, insecticidal effect was than the high fashion of temperature, and summer should dispenser closely at dusk the time.Insecticidal spectrum is wide, and is effective to various pests such as Lepidoptera, Homoptera, orthoptera, Semipteras, invalid to the mite class.
Sumicidin is widely used at home at present, be mainly used on the crops such as wheat, cotton, corn, fruit tree, the formulation of using has missible oil, aqueous emulsion etc., active constituent content is between 5.0%～50%, and controlling object is mainly Phytophthira, leaf miner, cotton bollworm, cabbage caterpillar, peach fruit borer, oriental tobacco budworm, black cutworm etc.
But the insecticide-applying way difference of different insects, existing sumicidin formulation can't satisfy the each side demand, such as when the large tracts of land ultra low volume spraying prevents and treats grassland grasshopper and Asiatic migratory locust, prior dosage form just is not suitable for, if and exploitation finish formulation, then aircraft operation can be fit to, the effect of agricultural chemicals can be brought into play simultaneously efficiently, enduringly.
Finish is also named the ultra low volume spraying agent, compares with the routine spraying, and have following characteristics: 1, spouting liquid is few, only is hundreds of/one of conventional spraying.2, droplet is little.3, spray pattern is the spraying of drift cumulative bad, and conventional spraying is targetedly, promptly facing to the crop spraying.4, concentration is low.Therefore, this finish has the following advantage: 1, work efficiency height, control are in time; 2, save agricultural chemicals; 3, water not; 4, good drug efficacy is held and is imitated length; 5, expenses for prevention and control is low.
Summary of the invention
The purpose of this invention is to provide a kind of novel form finish of sumicidin, be used for the control of locust, for the control of locust provides a kind of control of large tracts of land aircraft, agricultural chemicals efficiently of being suitable for.
Another object of the present invention provides the application of a kind of fenvalerate oil solution in the various native locust that prevents and treats grassland grasshopper, Asiatic migratory locust and harm the crops.
In order to realize the object of the invention, technical scheme of the present invention:
A kind of fenvalerate oil solution, it is made up of following compositions by weight:
Sumicidin 1.0～60.0%,
Stabilizing agent 1～10%,
The solvent surplus;
Wherein, preferably:
Sumicidin 1.0～30%,
Stabilizing agent 1～5%,
The solvent surplus.
Be more preferably, comprise weight percentage 1～10% sumicidin, 1～5% stabilizing agent, surplus is a solvent.
Described stabilizing agent is selected from the stabilizing agent of dimethyl formamide, phenmethylol or isopropyl alcohol for one or more.Be preferably dimethyl formamide.
Described solvent is selected from the solvent of vegetable oil, kerosene, diesel oil, nonyl alcohol, cyclohexanone, ethylene glycol or polyalkylbenzene for one or more.Described vegetable oil is turpentine oil, sesame oil, cottonseed oil common vegetable oil such as (health oil).
Various components in the fenvalerate oil solution of the present invention all can obtain from the market.Fenvalerate oil solution can adopt technology and equipment well known in the art to process, such as reactor.
The preparation method of fenvalerate oil solution of the present invention is: earlier the active ingredient sumicidin is added in the stabilizing agent, 40～50 ℃ of heated and stirred 0.5～2 hour, add solvent after the dissolving again, and then stirred 0.5～2 hour and be cooled to 20～30 ℃, remove by filter residue and promptly obtain described product.
Fenvalerate oil solution performance indications of the present invention are:
1, outward appearance: transparent homogeneous oily liquids; 2, low temperature compatibility: under-5 ℃ of conditions, refrigerate 48 hours and do not separate out sediment or suspension; 3, volatility: adopting the filter paper suspension method to measure its volatility must not be greater than 30%; 4, plant safety: under specified consumption to crop safety; 5, flash-point: adopt the opening method to measure its flash-point greater than 40 ℃ (ground uses); 6, viscosity: kinematic viscosity (20 ℃) is 2.5～8.0mm
2/ s.
The application of fenvalerate oil solution of the present invention on the various native locust that is used to prevent and treat grassland grasshopper, Asiatic migratory locust and harms the crops.
Fenvalerate oil solution application process of the present invention is: adopt ultra low volume spraying machine or agricultural aircraft ultra low volume spraying etc., a situation arises determines optimal dose according to controlling object, directly sprays fenvalerate oil solution.Pesticide species of the present invention is generally effective ingredient consumption 50.0～100.0g/ha. at the application dose of field control locustamigratoria insect.
Fenvalerate oil solution of the present invention has the following advantages:
1. fenvalerate oil solution of the present invention has stomach toxicity and action of contace poison, has certain repellent action, and controlling object is had the multiple mode of action.
2. fenvalerate oil solution of the present invention is good to controlling object quick-acting, for example Asiatic migratory locust, grassland grasshopper and various native locust.
3. fenvalerate oil solution formulation of the present invention is easy to process, cost is low, field efficacy is stable, reduces environmental pollution, is fit to ultra low volume spraying.
4. fenvalerate oil solution formulation of the present invention is fit to ultra low volume spraying, especially is fit to ground aircraft ultra low volume spraying control grassland grasshopper, Asiatic migratory locusts etc. such as grassland, barren beach.
Embodiment
Following examples are used to illustrate the present invention, but are not used for limiting the scope of the invention.
Embodiment 1
Prepare 1.0% fenvalerate oil solution
At first take by weighing following by weight raw material:
The active ingredient sumicidin: 1.0%,
Isopropyl alcohol: 1.0%,
Sesame oil: 10.0%,
Cottonseed oil: 88.0%.
Then, the active ingredient sumicidin is added in the isopropyl alcohol heat 50 ℃ earlier, stir 1 hour dissolving back and add sesame oil, cottonseed oil, stir and be cooled to 30 ℃ in 1 hour, remove by filter residue and be product.
Gained fenvalerate oil solution outward appearance is transparent homogeneous oily liquids; Low temperature compatibility is good, under-5 ℃ of conditions, refrigerates 48 hours and does not separate out sediment or suspension; Volatility is low, adopts the filter paper suspension method to measure volatility and is not more than 30%, and plant safety is good, measures through the opening method, and flash-point is greater than 40 ℃ (ground uses); Kinematic viscosity (20 ℃) is 8mm
2/ s.Qualified through quality inspection.
Embodiment 2
Prepare 4.0% fenvalerate oil solution
At first take by weighing following by weight raw material:
The active ingredient sumicidin: 4.0%,
Dimethyl formamide: 10%,
Sesame oil: 10.0%,
Cottonseed oil: 76%
Then, the active ingredient sumicidin is added in the dimethyl formamide heat 40 ℃ earlier, stir 2 hours dissolving backs and add sesame oil, cottonseed oil, stir and be cooled to 23 ℃ in 1 hour, remove by filter residue and be product.
Gained fenvalerate oil solution outward appearance is transparent homogeneous oily liquids; Low temperature compatibility is good, under-5 ℃ of conditions, refrigerates 48 hours and does not separate out sediment or suspension; Volatility is low, adopts the filter paper suspension method to measure volatility and is not more than 30%, and plant safety is good, measures through the opening method, and flash-point is greater than 40 ℃ (ground uses); Kinematic viscosity (20 ℃) is at 5mm
2/ s.Qualified through quality inspection.
Embodiment 3
Prepare 10.0% fenvalerate oil solution
At first take by weighing following by weight raw material:
The active ingredient sumicidin: 10.0%,
Phenmethylol: 1%,
Sesame oil: 10.0%,
Cottonseed oil: to 100%.
Earlier the active ingredient sumicidin is added in the phenmethylol and heat 45 ℃, stir 0.5 hour dissolving back and add sesame oil, cottonseed oil, stir and be cooled to 20 ℃ in 1.5 hours, remove by filter residue and be product.
Gained fenvalerate oil solution outward appearance is transparent homogeneous oily liquids; Low temperature compatibility is good, under-5 ℃ of conditions, refrigerates 48 hours and does not separate out sediment or suspension; Volatility is low, filter paper suspension method measurement result, and volatility must not be greater than 30%, and plant safety is good, measures through the opening method, and flash-point is greater than 40 ℃ (ground uses); Kinematic viscosity (20 ℃) is at 2.5mm
2/ s.Qualified through quality inspection.
Embodiment 4
Preparation process is with embodiment 1, and different is that the fenvalerate oil solution composition is:
The active ingredient sumicidin: 20.0%,
Phenmethylol 5%,
Ethylene glycol: to 100%.
Embodiment 5
Preparation process is with embodiment 1, and different is that the fenvalerate oil solution composition is:
The active ingredient sumicidin: 30.0%,
Methyl alcohol: 5%,
Dimethyl formamide: 5%,
Turpentine oil: 10.0%,
Diesel oil: 20%,
Cottonseed oil: to 100%.
Embodiment 6
Preparation process is with embodiment 1, and different is that the fenvalerate oil solution composition is:
The active ingredient sumicidin: 60.0%,
Dimethyl formamide: 5%,
Polyalkylbenzene: 15.0%,
Health oil: to 100%.
Embodiment 7
Preparation process is with embodiment 1, and different is that the fenvalerate oil solution composition is:
The active ingredient sumicidin: 10.0%,
Phenmethylol 5%,
Cyclohexanone: 10.0%,
Diesel oil: to 100%.
Experimental example 1
The purpose of present embodiment is to determine the insecticidal activity of sumicidin to grassland grasshopper.
Test is carried out in tin sound Guo Le pasture, tin allied city, Inner Mongolia Autonomous Region, is grassland herbage for studying thing, and controlling object is the grassland grasshopper mixed population.5 processing are established in test altogether: 50 milliliters/mu of 40% phoxim emulsifiable concentrates, 50 milliliters/mu of 4.5% high chloro milk oils, 50 milliliters/mu of 20% fenvalerate missible oils, 1% Brunswick reach (Affirm (Merck Co.)) 20 milliliters/mu and blank.Adopt Dongfanghong-18 type ultra low volume spraying machine, 5 Da Qu are established in test altogether, do not establish repetition, and about 100 mu of Da Qu areas adopt the investigation of sample basket method, 5 samplings of 1 square metre of sample basket of each Da Qu, numeration locust mixed population number.
Insect population rate (%)=[borer population of living before (borer population of living after the borer population-dispenser of living before the dispenser)/dispenser] * 100 that goes down
Control efficiency (%)=(the treatment region insect population rate of going down-check plot insect population go down rate)/(1-check plot insect population go down rate) * 100
Medicaments such as table 1 20% fenvalerate missible oil are to the pharmacy test of grassland grasshopper mixed population calendar year 2001 as a result
By table 1 as seen, 20% fenvalerate missible oil preparation consumption is handled control grassland grasshopper 6 hours, 1 day, 2 days, 3 days preventive effects after dispenser for 50 milliliters/mu and is all reached 100%, and 50 milliliters of/mu the highest preventive effects of processing of contrast medicament 40% phoxim emulsifiable concentrate preparation consumption only are 90.0%, it is that to reach 20 milliliters of/mu the highest preventive effects of processing of cream preparation consumption only be 81.1% to 87.1%～97.5%, 1% Brunswick that 50 milliliters/mu of 4.5% high chloro milk oil preparation consumptions are handled preventive effect.Therefore sumicidin has higher insecticidal activity to grassland grasshopper, and insecticidal effect is higher than other reagent agent.
Experimental example 2
The purpose of present embodiment is to determine that medicament such as sumicidin is to the indoor virulence of tagging of Asiatic migratory locust.
As representative examination worm, adopt micro-drop method (going up marine products trace drop instrument) that sumicidin, malathion have been carried out the mensuration of virulence equation, LD50 value with the Asiatic migratory locust nymph of a locust in three ages, adopt and proofread and correct the probit value method and carry out the calculating of virulence equation.
Table 2 sumicidins etc. are to the indoor toxicity test table as a result of tagging of Asiatic migratory locust
Table 2 result of the test shows that sumicidin is significantly higher than the tag virulence of malathion to the Asiatic migratory locust nymph of a locust in three ages to the virulence of tagging of the Asiatic migratory locust nymph of a locust in three ages, is the malathion to tag 6.9037 times of virulence of the Asiatic migratory locust nymph of a locust in three ages.
Experimental example 3
The purpose of present embodiment is to determine that 10% fenvalerate oil solution is to the grassland grasshopper field control effect.
Test is carried out in tin sound Guo Le pasture, tin allied city, Inner Mongolia Autonomous Region, is grassland herbage for studying thing, and controlling object is the grassland grasshopper mixed population.4 processing are established in test altogether: 50 milliliters/mu of 10% fenvalerate oil solutions, 50 milliliters/mu of 50% diazinon missible oil, 20% 50 milliliters/mu in urea compounded preparation and blank.Adopt motor-driven ultra low volume sprayer, 4 Da Qu are established in test altogether, do not establish repetition, and about 500 mu of Da Qu areas adopt the investigation of sample basket method, 5 samplings of 1 square metre of sample basket of each Da Qu, numeration locust mixed population number.
Insect population rate (%)=[borer population of living before (borer population of living after the borer population-dispenser of living before the dispenser)/dispenser] * 100 that goes down
Control efficiency (%)=(the treatment region insect population rate of going down-check plot insect population go down rate)/(1-check plot insect population go down rate) * 100
Control such as table 3 10% fenvalerate oil solution grassland grasshopper mixed population field control effectiveness test result
Inner Mongol in 2002
Annotate:
*Preventive effect is carried out variance analysis in the table after the arcsine conversion, and carries out multiple ratio with the Deng Kenshi duncan's new multiple range method, has same letter person in the same column for not have significant difference on 0.05 level.
Find out by Bioexperiment example 3 result of the tests, 50 milliliters/mu of 10% fenvalerate oil solution preparation consumptions control grassland grasshopper has good control efficiency, and is suitable with 50 milliliters of/mu processing of 50% diazinon cream preparation consumption, 50 milliliters of/mu processing of 20% urea compounded preparation preventive effect.
Experimental example 4
The purpose of this experimental example is to determine that 10% fenvalerate oil solution is better than other formulation of sumicidin to the control efficiency of locust.
Test is carried out in the Anxin County, Hebei province, is the beach reed for studying thing, and controlling object is an Asiatic migratory locust.4 processing are established in test altogether: 10% fenvalerate oil solution effective ingredient consumption, 75 gram/hectares, 20% fenvalerate missible oil effective ingredient consumption, 75 gram/hectares, 45% malathion missible oil effective ingredient consumption 450 gram/hectares and blank.Adopt Dongfanghong-18 type ultra low volume spraying machine, 4 Da Qu are established in test altogether, do not establish repetition, and about 50 mu of Da Qu areas adopt the investigation of cage method, and 5 samplings of each Da Qu are established 3 of 1 square metre of cages at every, numeration Asiatic migratory locust survival borer population.
Insect population rate (%)=[borer population of living before (borer population of living after the borer population-dispenser of living before the dispenser)/dispenser] * 100 that goes down
Control efficiency (%)=(the treatment region insect population rate of going down-check plot insect population go down rate)/(1-check plot insect population go down rate) * 100
Table 6 10% fenvalerate oil solutions etc. are to the Anxin, control efficiency Hebei in 2005 of Asiatic migratory locust
Annotate:
*Preventive effect is carried out variance analysis in the table after the arcsine conversion, and carries out multiple ratio with the Deng Kenshi duncan's new multiple range method, has same letter person in the same column for not have significant difference on 0.05 level.
Find out by table 6 result of the test, 10% fenvalerate oil solution effective ingredient consumption, 75 gram/hectares controls Asiatic migratory locust is after dispenser in 3～14 days, preventive effect is all more than 90%, and first day preventive effect is significantly higher than the preventive effect of 20% fenvalerate missible oil effective ingredient consumption, 75 gram/hectares, 45% malathion missible oil effective ingredient consumption 450 gram/hectares processing.The control efficiency of 10% fenvalerate oil solution is higher than the control efficiency of 20% fenvalerate missible oil, 45% malathion missible oil, shows quick-acting and lasting effect preferably.
Detect through experiment, 10% fenvalerate oil solution has following characteristics:
1,10% fenvalerate oil solution has excellent preventive effect to grassland grasshopper, Asiatic migratory locust and the various native locusts that harm the crops etc.
2,10% fenvalerate oil solution is good to controlling object quick-acting.
3,10% fenvalerate oil solution has stomach toxicity and action of contace poison, and controlling object is had the multiple mode of action.
4,10% fenvalerate oil solution formulation is fit to ultra low volume spraying, especially is fit to ground aircraft ultra low volume spraying control grassland grasshopper, Asiatic migratory locusts etc. such as grassland, barren beach.
Though above the present invention is described in detail with a general description of the specific embodiments, on basis of the present invention, can make some modifications or improvements it, this will be apparent to those skilled in the art.Therefore, not departing from the these modifications or improvements basically of spirit of the present invention, all belong to the scope of protection of present invention.
Claims (6)
1, a kind of fenvalerate oil solution is characterized in that, is made up of following compositions by weight: sumicidin 1.0～60.0%,
Stabilizing agent 1～10%,
The solvent surplus,
Described stabilizing agent is selected from the stabilizing agent of dimethyl formamide, phenmethylol or isopropyl alcohol for one or more; Described solvent is selected from the solvent of vegetable oil, kerosene, diesel oil, nonyl alcohol, cyclohexanone, ethylene glycol or polyalkylbenzene for one or more.
2, fenvalerate oil solution according to claim 1 is characterized in that, is made up of following compositions by weight:
Sumicidin 1.0～30.0%,
Stabilizing agent 1～5%,
The solvent surplus.
3, fenvalerate oil solution according to claim 1 and 2 is characterized in that, is made up of following compositions by weight:
Sumicidin 1～10%,
Stabilizing agent 1～5%,
The solvent surplus.
According to each described fenvalerate oil solution in the claim 1～3, it is characterized in that 4, described stabilizing agent is a dimethyl formamide.
According to each described fenvalerate oil solution in the claim 1～3, it is characterized in that 5, described vegetable oil is turpentine oil, sesame oil or cottonseed oil.
6, the application of each described fenvalerate oil solution in control grassland grasshopper, Asiatic migratory locust in the claim 1～3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101363041A CN100477916C (en) | 2005-12-30 | 2005-12-30 | Fenvalerate oil solution and use thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101363041A CN100477916C (en) | 2005-12-30 | 2005-12-30 | Fenvalerate oil solution and use thereof |
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| Publication Number | Publication Date |
|---|---|
| CN1989812A CN1989812A (en) | 2007-07-04 |
| CN100477916C true CN100477916C (en) | 2009-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101363041A Expired - Fee Related CN100477916C (en) | 2005-12-30 | 2005-12-30 | Fenvalerate oil solution and use thereof |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101755743B (en) * | 2009-11-04 | 2013-05-01 | 广西田园生化股份有限公司 | Fenvalerate-containing ultralow-volume electrostatic oil agent |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1062637A (en) * | 1992-01-28 | 1992-07-15 | 成都生物工程研究所 | Dioxygen chrysanthemum ester cut oil |
| CN1238125A (en) * | 1998-06-02 | 1999-12-15 | 住友化学工业株式会社 | Pesticidal composition |
| CN1256075A (en) * | 1999-09-25 | 2000-06-14 | 新疆维吾尔自治区畜牧科学院兽医研究所 | Pesticide emulsion |
-
2005
- 2005-12-30 CN CNB2005101363041A patent/CN100477916C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1062637A (en) * | 1992-01-28 | 1992-07-15 | 成都生物工程研究所 | Dioxygen chrysanthemum ester cut oil |
| CN1238125A (en) * | 1998-06-02 | 1999-12-15 | 住友化学工业株式会社 | Pesticidal composition |
| CN1256075A (en) * | 1999-09-25 | 2000-06-14 | 新疆维吾尔自治区畜牧科学院兽医研究所 | Pesticide emulsion |
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| Publication number | Publication date |
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| CN1989812A (en) | 2007-07-04 |
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