CN102308815A - Pesticide composition - Google Patents
Pesticide composition Download PDFInfo
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- CN102308815A CN102308815A CN201110317498A CN201110317498A CN102308815A CN 102308815 A CN102308815 A CN 102308815A CN 201110317498 A CN201110317498 A CN 201110317498A CN 201110317498 A CN201110317498 A CN 201110317498A CN 102308815 A CN102308815 A CN 102308815A
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- fipronil
- butene
- insect amide
- rice
- prescription
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Abstract
The invention relates to a pesticide composition. The pesticide composition comprises two active ingredients of fipronil and cyantraniliprole. The pesticide composition has high efficiency, low toxicity and excellent activity of killing rice chilo suppressalis, broadens an insecticidal spectrum, reduces a pesticide use amount, delays resistance generation, reduces pollution on the environment, and is safe and harmless to human health.
Description
Technical field
The invention belongs to pesticide field, relate in particular to the composition pesticide of a kind of butene-fipronil and cyanogen insect amide.
Background technology
Butene-fipronil (fipronil) belongs to a kind of Phenylpyrazole insecticides; Insecticidal spectrum is wide; Is main to insect with stomach poison function, has concurrently and tags and certain systemic function, and its mechanism of action is to hinder the chloride metabolism of insect γ～reanal control; Therefore important pests such as aphid, leafhopper, plant hopper, lepidopterous larvae, fly class and coleoptera there is very high insecticidal activity, crop is not had poisoning.During foliage spray, water rice hopper, rice-stem borer, paddy rice paddy stem borer, rice leaf roller, diamond-back moth, imported cabbageworm, rice thrips etc. are all had high-level preventive effect, and the lasting period is long.
Cyanogen insect amide also is bromine cyanogen insect amide (cyantraniliprole); It is E.I.Du Pont Company's second generation ryania acceptor inhibitor insecticides that success is developed after the chlorine insect amide; Cyanogen insect amide is to form through the various polar groups that change on the phenyl ring; Have more efficiently, applicable crops is more extensive, can effectively prevent and treat Lepidoptera, Semiptera and coleopteran pest.Cyanogen insect amide has stronger permeability, and medicament can pass stem's epidermal cell and get into xylem, conducts to other positions along xylem.Cyanogen insect amide can be used for the pest control of crops such as leguminous plant, cotton, paddy rice, beet, soybean, brassicaceous vegetable, muskmelon.
Because agricultural pests causes very big loss to crops production every year, considers the agricultural chemicals of long-term use single variety, impels insect to produce resistance easily; Environment is caused bigger pollution, and field trial shows, the existing medicament another kind of mixed pesticide different with mechanism of action; Can not only postpone resistance and produce, can also improve drug effect and residual period, reduce usage amount; Reduce cost, so we are composite with butene-fipronil and cyanogen insect amide, improve insecticidal effect; Enlarge insecticidal spectrum, reduce environmental pollution simultaneously, reduce the dispenser cost.
Summary of the invention
The purpose of this invention is to provide a kind of high-efficiency low-toxicity, lasting effect is long, quick-acting is high, the composition pesticide of environmental protection.Concrete relate to butene-fipronil and cyanogen insect amide is the pesticidal preparations of basis.
Above-mentioned composition pesticide contains butene-fipronil 0.5%～25%, cyanogen insect amide 0.5%～25%.
Utilize above-mentioned described composition pesticide, be equipped with the known auxiliary agent of those skilled in that art, can process formulation of the present invention with those skilled in that art's known method.Its formulation that can process is suspending agent, water dispersible granules.
Advantage that the present invention has and beneficial effect: 1. high-efficiency low-toxicity; 2. quick-acting, hold to imitate and take into account; 3. noresidue, nuisanceless, environmentally safe; 4. use compound formulation, two kinds of active ingredients also have synergistic effect, and consumption reduces during all than single use, thereby have improved the insecticidal effect of active ingredient, have increased safety, have reduced spraying times.
Embodiment
Following instantiation is in order to further explain the present invention, but the present invention absolutely not only is limited to following these embodiment.Percentage all is weight percentage in the prescription, and employed former medicine and auxiliary agent are other producers and buy.
Formulation examples is following:
1, the preparation of suspending agent
According to the prescription requirement, be medium with water, with grinding in the adding sand mills such as active ingredient, wetting agent, dispersant, thickener, antifoaming agent, the back adds emulsification in the high-shear emulsifying still, makes suspending agent.
Prescription one (9% suspending agent)
Prescription two (10% suspending agents)
Prescription three (15% suspending agents)
2, the preparation of water dispersible granules
Active ingredient, wetting agent, dispersant, adhesive, filler etc. are fully mixed in the ratio of prescription, after ultrafine crusher is pulverized, add an amount of purified water, make water dispersible granules through kneading, granulation, drying, screening.
Prescription four (30% water dispersible granules)
Prescription five (35% water dispersible granules)
Rice-stem borer (Chilo suppressalis) popular name borer, borer, moth stalk worms etc. are the formidable opponents of paddy rice.Larva moth food stem stalk causes the withered heart, and striped rice borer has the strain of commentaries on classics harm habit, and a Chilo spp larvae can endanger many strains paddy rice, causes dead leaf sheath, the withered heart.If untimely control, the field a lot of withered heart seedlings occur through regular meeting, and part field piece is not is not prevented and treated striped rice borer because of nursery period, and field withered heart seedling ratio is up to 30% now, and part location, field withered heart seedling ratio surpasses 50%, causes very big loss.Butene-fipronil, cyanogen insect amide are two kinds of compositions that insecticidal activity is very high, according to their the effect characteristics and mechanism of action, the object of indoor biometrics are decided to be rice-stem borer (Chilo suppressalis).
The method of indoor biometrics is: adopt capillary trace drop method, capillary trace dropper volume is 1.0 μ L.With micro-dropper with soup by a drop in the back side of rice fulgorid larva, each concentration is handled about 30 larva, the culture dish that it is 9cm that per 5 larvas are put into a diameter, the built-in a small amount of feed of ware supplies to get food, in addition with 30 larvas of acetone drop as contrast.Larva after treatment still is placed in the receptacle, checks lethality behind the 48h.Data are handled with the SPSS software statistics.Obtain toxicity regression formula, the lethal concentration of 50, correlation coefficient etc., and obtain co-toxicity coefficient with the abundant method of Sun Yun.
The co-toxicity of mixture preparation adopts the abundant co-toxicity coefficient method representation of Sun Yun:
The theoretical toxicity index A=∑ of mixture preparation (toxicity index of certain medicine * percentage of this pharmaceutically active ingredient in mixture).
C was synergistic effect greater than 120 o'clock, less than 80 o'clock be antagonism, be addition during 80-120.
The different proportionings of table 1 are to the toxicity test result of rice-stem borer
Table 2 10% butene-fipronil is tested the test of giving birth to of rice-stem borer
| Dosage (mg/L) | The examination borer population | Death toll | Lethality (%) | Corrected mortality (%) |
| 5 | 100 | 21 | 21 | 21 |
| 10 | 100 | 30 | 30 | 30 |
| 20 | 100 | 40 | 40 | 40 |
| 40 | 100 | 52 | 52 | 52 |
| 50 | 100 | 59 | 59 | 59 |
| CK | 100 | 0 |
Table 3 8% cyanogen insect amide is tested the test of giving birth to of rice-stem borer
| Dosage (mg/L) | The examination borer population | Death toll | Lethality (%) | Corrected mortality (%) |
| 5 | 100 | 22 | 22 | 22 |
| 10 | 100 | 34 | 34 | 34 |
| 20 | 100 | 45 | 45 | 45 |
| 40 | 100 | 56 | 56 | 56 |
| 50 | 100 | 64 | 64 | 64 |
| CK | 100 | 0 |
The test of giving birth to of a pair of rice-stem borer of table 4 prescription is tested
| Dosage (mg/L) | The examination borer population | Death toll | Lethality (%) | Corrected mortality (%) |
| 5 | 100 | 22 | 22 | 22 |
| 10 | 100 | 34 | 34 | 34 |
| 20 | 100 | 51 | 51 | 51 |
| 40 | 100 | 65 | 65 | 65 |
| 50 | 100 | 73 | 73 | 73 |
| CK | 100 | 0 |
The test of giving birth to of two pairs of rice-stem borers of table 5 prescription is tested
| Dosage (mg/L) | The examination borer population | Death toll | Lethality (%) | Corrected mortality (%) |
| 5 | 100 | 26 | 26 | 26 |
| 10 | 100 | 38 | 38 | 38 |
| 20 | 100 | 53 | 53 | 53 |
| 40 | 100 | 67 | 67 | 67 |
| 50 | 100 | 78 | 78 | 78 |
| CK | 100 | 0 |
The test of giving birth to of three pairs of rice-stem borers of table 6 prescription is tested
| Dosage (mg/L) | The examination borer population | Death toll | Lethality (%) | Corrected mortality (%) |
| 5 | 100 | 32 | 32 | 32 |
| 10 | 100 | 45 | 45 | 45 |
| 20 | 100 | 60 | 60 | 60 |
| 40 | 100 | 78 | 78 | 78 |
| 50 | 100 | 92 | 92 | 92 |
| CK | 100 | 0 |
The test of giving birth to of four pairs of rice-stem borers of table 7 prescription is tested
| Dosage (mg/L) | The examination borer population | Death toll | Lethality (%) | Corrected mortality (%) |
| 5 | 100 | 41 | 41 | 41 |
| 10 | 100 | 55 | 55 | 55 |
| 20 | 100 | 72 | 72 | 72 |
| 40 | 100 | 83 | 83 | 83 |
| 50 | 100 | 95 | 95 | 95 |
| CK | 100 | 0 |
The test of giving birth to of five pairs of rice-stem borers of table 8 prescription is tested
| Dosage (mg/L) | The examination borer population | Death toll | Lethality (%) | Corrected mortality (%) |
| 5 | 100 | 43 | 43 | 43 |
| 10 | 100 | 58 | 58 | 58 |
| 20 | 100 | 75 | 75 | 75 |
| 40 | 100 | 85 | 85 | 85 |
| 50 | 100 | 97 | 97 | 97 |
| CK | 100 | 0 |
It is bright to analyze above-mentioned tables of data, and when butene-fipronil and cyanogen insect amide different proportion were composite, the co-toxicity coefficient of prescription had obvious synergistic effect all greater than 120.It is two the most obvious with prescription three synergistic effect wherein to fill a prescription, and its co-toxicity coefficient is for being respectively 170.77 and 165.54.
Through the indoor biometrics test, select the field trial that the bigger prescription of CTC two, prescription three and the less prescription five of CTC are prevented and treated rice-stem borer, confirm the effect of prescription control rice-stem borer; Simultaneously through with the effect comparison of the single agent of 10% butene-fipronil SC, 8% cyanogen insect amide SC, verify the synergistic effect after composite.Concrete test method, data are following:
Test the test of pesticide effectiveness that one: 10% butene-fipronil cyanogen insect amide SC, 15% butene-fipronil cyanogen insect amide SC, 35% butene-fipronil cyanogen insect amide WDG do the field control rice-stem borer, use 10% butene-fipronil SC and 8% cyanogen insect amide SC simultaneously as contrast.The test place is Shouguang City, Weifang Prefecture, Shandong Province, and the time is on April 4th, 2011, test totally four processing, and each handles three repetitions, sub-district randomized arrangement, sub-district area 100m
2, the planting habit of all sub-districts all planting habit with local is identical, and is record dispenser same day and all synoptic data thereafter, specific as follows:
Table 9 duration of test meteorological data
The investigation standard is: 7d gets killed strain 50 strains at random behind the medicine in each sub-district, and the life or death number of bat dish method metering nymph calculates lethality; 150 clumps of parallel sampling method samplings are adopted in 15d, the every sub-district of 25d behind the medicine, investigate withered calculation, calculate withered heart rate and seedling protecting effect at last.Specifically data (data are the mean value of three repetitions) are as follows:
The effect table of table 10 10% butene-fipronil cyanogen insect amide SC and other chemical control rice-stem borers
Annotate: data are the mean value that repeats for 3 times in the table, and letter is all Duncan testing differentia remarkable time mutually: in April, 2011 place: Shouguang, Shandong
Can find out from above data; Under the situation of using same dose; 10% butene-fipronil cyanogen insect amide SC 25d control rate behind medicine can reach 91.5%, the effect when preventive effect is higher than 10% butene-fipronil SC and 8% cyanogen insect amide SC list agent use far away, and difference is extremely remarkable.
Test two: test method, investigation method and meteorological data are the same, and concrete test data is following:
The effect table of table 11 15% butene-fipronil cyanogen insect amide SC and other chemical control rice-stem borers
Annotate: data are the mean value that repeats for 3 times in the table, and letter is all Duncan testing differentia remarkable time mutually: in April, 2011 place: Shouguang, Shandong
Can find out from above data; Under the situation of using same dose; 15% butene-fipronil cyanogen insect amide SC 25d control rate behind medicine can reach 88.9%, the effect when preventive effect is higher than 10% butene-fipronil SC and 8% cyanogen insect amide SC list agent use far away, and difference is extremely remarkable.
Test three: test method, investigation method and meteorological data are the same, and concrete test data is following:
The effect table of table 12 35% butene-fipronil cyanogen insect amide WDG and other chemical control rice-stem borers
Annotate: data are the mean value that repeats for 3 times in the table, and letter is all Duncan testing differentia remarkable time mutually: in April, 2011 place: Shouguang, Shandong
Can find out from above data; Under the situation of using same dose; 35% butene-fipronil cyanogen insect amide WDG 25d control rate behind medicine can reach 81.2%, the effect when preventive effect is higher than 10% butene-fipronil SC and 8% cyanogen insect amide SC list agent use far away, and difference is extremely remarkable.
Through above-mentioned three field control effectiveness tests; The effect that can find out prescription two, prescription three control rice-stem borers is best; This also matches (CTC is big more, and synergistic effect is big more) with the result of indoor biometrics, but the two difference is not remarkable; As consider the factor of pesticide cost again, prescription two is best, the most economical proportionings of effect; Also verified simultaneously butene-fipronil and cyanogen insect amide by different proportion when composite, the control efficiency of rice-stem borer all has been better than the effect of butene-fipronil and cyanogen insect amide list agent use, certain synergistic effect has been arranged.
Through above-mentioned three field control effectiveness tests, can confirm to fill a prescription two for preventing and treating the more suitable prescription of rice-stem borer, 10% butene-fipronil cyanogen insect amide SC (prescription two) has been carried out further test, filter out the optium concentration of control striped rice borer.Experimental scheme 8g/ mu, 10g/ mu, 12g/ mu and 4 concentration gradients of 14g/ mu are also done contrast with the effect of 10% butene-fipronil SC (10g/ mu), 8% cyanogen insect amide SC (10g/ mu); Test method and investigation method are the same, and specifically data (mean values of three repetitions) are as follows:
Table 13 prescription two different amounts control striped rice borer effect table
Annotate: data are the mean value that repeats for 3 times in the table, and letter is all Duncan testing differentia remarkable time mutually: in April, 2011 place: Shouguang, Shandong
Can find out from the result of the above-mentioned test of pesticide effectiveness; Increase along with the prescription dosage; Drug effect also increases to some extent, and 10% butene-fipronil cyanogen insect amide SC consumption is a 10g/ mu, and the seedling protecting effect of 25d is 91.8% behind the medicine; Apparently higher than 10% butene-fipronil SC and 8% cyanogen insect amide SC, difference is extremely remarkable.Simultaneously, when the mu consumption was 12g/ mu and 14g/ mu, 25 days seedling protecting effect is respectively 92.5% and 93.2% after medication, and was not remarkable with the difference of 10g/ mu.Therefore, under the prerequisite of considering the mu cost, should advocate mu usage amount is 10g/ mu.
Claims (3)
1. a composition pesticide is characterized in that, said composition pesticide active component is made up of butene-fipronil and cyanogen insect amide.
2. composition pesticide according to claim 1 is characterized in that, contains butene-fipronil 0.5%～25%, cyanogen insect amide 0.5%～25%.
3. according to claim 1 or the described composition pesticide of claim 2, it is characterized in that said composition pesticide can be made into suspending agent, water dispersible granules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110317498A CN102308815A (en) | 2011-10-19 | 2011-10-19 | Pesticide composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110317498A CN102308815A (en) | 2011-10-19 | 2011-10-19 | Pesticide composition |
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| CN102308815A true CN102308815A (en) | 2012-01-11 |
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| CN201110317498A Pending CN102308815A (en) | 2011-10-19 | 2011-10-19 | Pesticide composition |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103503903A (en) * | 2012-06-15 | 2014-01-15 | 陕西汤普森生物科技有限公司 | High-efficiency insecticidal composition containing dicyclanil |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1988803A (en) * | 2004-07-26 | 2007-06-27 | 杜邦公司 | Mixtures of anthranilamide invertebrate pest control agents |
| CN101715761A (en) * | 2009-11-04 | 2010-06-02 | 深圳诺普信农化股份有限公司 | Cyanogens traniliprole suspending agent and preparation method thereof |
-
2011
- 2011-10-19 CN CN201110317498A patent/CN102308815A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1988803A (en) * | 2004-07-26 | 2007-06-27 | 杜邦公司 | Mixtures of anthranilamide invertebrate pest control agents |
| CN101715761A (en) * | 2009-11-04 | 2010-06-02 | 深圳诺普信农化股份有限公司 | Cyanogens traniliprole suspending agent and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103503903A (en) * | 2012-06-15 | 2014-01-15 | 陕西汤普森生物科技有限公司 | High-efficiency insecticidal composition containing dicyclanil |
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Application publication date: 20120111 |