CN114651833A - Insecticidal composition containing bisultap and application thereof - Google Patents
Insecticidal composition containing bisultap and application thereof Download PDFInfo
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- CN114651833A CN114651833A CN202210228383.2A CN202210228383A CN114651833A CN 114651833 A CN114651833 A CN 114651833A CN 202210228383 A CN202210228383 A CN 202210228383A CN 114651833 A CN114651833 A CN 114651833A
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- component
- bisultap
- insecticidal composition
- composition according
- rabdosia rubescens
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- 239000000203 mixture Substances 0.000 title claims abstract description 42
- QSOHVSNIQHGFJU-UHFFFAOYSA-L thiosultap disodium Chemical compound [Na+].[Na+].[O-]S(=O)(=O)SCC(N(C)C)CSS([O-])(=O)=O QSOHVSNIQHGFJU-UHFFFAOYSA-L 0.000 title claims abstract description 39
- 230000000749 insecticidal effect Effects 0.000 title claims abstract description 31
- 241001646826 Isodon rubescens Species 0.000 claims abstract description 18
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 18
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000003995 emulsifying agent Substances 0.000 claims abstract description 16
- 239000000284 extract Substances 0.000 claims abstract description 16
- 229960000892 attapulgite Drugs 0.000 claims abstract description 15
- 229910052625 palygorskite Inorganic materials 0.000 claims abstract description 15
- 239000002562 thickening agent Substances 0.000 claims abstract description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910021485 fumed silica Inorganic materials 0.000 claims abstract description 14
- 239000005888 Clothianidin Substances 0.000 claims abstract description 10
- 239000005941 Thiamethoxam Substances 0.000 claims abstract description 10
- NWWZPOKUUAIXIW-FLIBITNWSA-N thiamethoxam Chemical compound [O-][N+](=O)\N=C/1N(C)COCN\1CC1=CN=C(Cl)S1 NWWZPOKUUAIXIW-FLIBITNWSA-N 0.000 claims abstract description 10
- PGOOBECODWQEAB-UHFFFAOYSA-N (E)-clothianidin Chemical compound [O-][N+](=O)\N=C(/NC)NCC1=CN=C(Cl)S1 PGOOBECODWQEAB-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000002270 dispersing agent Substances 0.000 claims abstract description 9
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims abstract description 8
- 239000005906 Imidacloprid Substances 0.000 claims abstract description 8
- YKBZOVFACRVRJN-UHFFFAOYSA-N dinotefuran Chemical compound [O-][N+](=O)\N=C(/NC)NCC1CCOC1 YKBZOVFACRVRJN-UHFFFAOYSA-N 0.000 claims abstract description 8
- QYDYPVFESGNLHU-UHFFFAOYSA-N elaidic acid methyl ester Natural products CCCCCCCCC=CCCCCCCCC(=O)OC QYDYPVFESGNLHU-UHFFFAOYSA-N 0.000 claims abstract description 8
- YWTYJOPNNQFBPC-UHFFFAOYSA-N imidacloprid Chemical compound [O-][N+](=O)\N=C1/NCCN1CC1=CC=C(Cl)N=C1 YWTYJOPNNQFBPC-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229940056881 imidacloprid Drugs 0.000 claims abstract description 8
- QYDYPVFESGNLHU-KHPPLWFESA-N methyl oleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC QYDYPVFESGNLHU-KHPPLWFESA-N 0.000 claims abstract description 8
- 229940073769 methyl oleate Drugs 0.000 claims abstract description 8
- 229920005646 polycarboxylate Polymers 0.000 claims abstract description 8
- KDYFGRWQOYBRFD-UHFFFAOYSA-L succinate(2-) Chemical compound [O-]C(=O)CCC([O-])=O KDYFGRWQOYBRFD-UHFFFAOYSA-L 0.000 claims abstract description 8
- 238000000227 grinding Methods 0.000 claims description 14
- 241000256251 Spodoptera frugiperda Species 0.000 claims description 11
- 241000607479 Yersinia pestis Species 0.000 claims description 10
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 9
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 9
- 239000011324 bead Substances 0.000 claims description 9
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 9
- 239000002612 dispersion medium Substances 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 6
- 230000000361 pesticidal effect Effects 0.000 claims description 6
- 241000238631 Hexapoda Species 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 3
- 238000010008 shearing Methods 0.000 claims description 3
- 238000002791 soaking Methods 0.000 claims description 3
- 239000004480 active ingredient Substances 0.000 abstract description 5
- 230000009471 action Effects 0.000 abstract description 2
- 239000012752 auxiliary agent Substances 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 8
- 238000009472 formulation Methods 0.000 description 5
- 229940079593 drug Drugs 0.000 description 4
- 239000003814 drug Substances 0.000 description 4
- 239000000575 pesticide Substances 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 206010059866 Drug resistance Diseases 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 3
- 230000004071 biological effect Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- PGOOBECODWQEAB-FIBGUPNXSA-N 2-[(2-chloro-1,3-thiazol-5-yl)methyl]-1-nitro-3-(trideuteriomethyl)guanidine Chemical group [2H]C([2H])([2H])NC(N[N+]([O-])=O)=NCC1=CN=C(Cl)S1 PGOOBECODWQEAB-FIBGUPNXSA-N 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- OOCMUZJPDXYRFD-UHFFFAOYSA-L calcium;2-dodecylbenzenesulfonate Chemical group [Ca+2].CCCCCCCCCCCCC1=CC=CC=C1S([O-])(=O)=O.CCCCCCCCCCCCC1=CC=CC=C1S([O-])(=O)=O OOCMUZJPDXYRFD-UHFFFAOYSA-L 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- CXEGAUYXQAKHKJ-NSBHKLITSA-N emamectin B1a Chemical compound C1=C[C@H](C)[C@@H]([C@@H](C)CC)O[C@]11O[C@H](C\C=C(C)\[C@@H](O[C@@H]2O[C@@H](C)[C@H](O[C@@H]3O[C@@H](C)[C@H](NC)[C@@H](OC)C3)[C@@H](OC)C2)[C@@H](C)\C=C\C=C/2[C@]3([C@H](C(=O)O4)C=C(C)[C@@H](O)[C@H]3OC\2)O)C[C@H]4C1 CXEGAUYXQAKHKJ-NSBHKLITSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000002917 insecticide Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000003151 ovacidal effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000008194 pharmaceutical composition Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002728 pyrethroid Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001850 reproductive effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 230000009044 synergistic interaction Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N41/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a sulfur atom bound to a hetero atom
- A01N41/02—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a sulfur atom bound to a hetero atom containing a sulfur-to-oxygen double bond
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N51/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds having the sequences of atoms O—N—S, X—O—S, N—N—S, O—N—N or O-halogen, regardless of the number of bonds each atom has and with no atom of these sequences forming part of a heterocyclic ring
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N65/00—Biocides, pest repellants or attractants, or plant growth regulators containing material from algae, lichens, bryophyta, multi-cellular fungi or plants, or extracts thereof
- A01N65/08—Magnoliopsida [dicotyledons]
- A01N65/22—Lamiaceae or Labiatae [Mint family], e.g. thyme, rosemary, skullcap, selfheal, lavender, perilla, pennyroyal, peppermint or spearmint
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Plant Pathology (AREA)
- Dentistry (AREA)
- Agronomy & Crop Science (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Natural Medicines & Medicinal Plants (AREA)
- Biotechnology (AREA)
- Microbiology (AREA)
- Mycology (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a bisultap-containing insecticidal composition, which is prepared by adopting one or more of bisultap, imidacloprid, thiamethoxam, clothianidin and dinotefuran and active ingredients with different mechanisms of action of rabdosia rubescens extract and adopting polycarboxylate, alcohol ether and succinate which are in specific proportion as emulsifiers, acrylate as dispersing agents, attapulgite and fumed silica as thickeners and methyl oleate as dispersing media as auxiliary agents.
Description
Technical Field
The invention relates to the technical field of pesticides, and particularly relates to an insecticidal composition containing bisultap and application thereof.
Background
Spodoptera frugiperda, also known as fall armyworm, is a omnivorous pest native to the tropical and subtropical regions of the America, widely distributed in the continental America, and is an important agricultural pest.
Spodoptera frugiperda has the following characteristics: the survival suitable area is wide; the migration speed is high, and the distance is long; the reproductive capacity is strong; the host plant range is wide; the difficulty of catching and killing is high. Pyrethroid and emamectin benzoate drugs are widely used for controlling spodoptera frugiperda. However, after long-term use, the drug resistance of Spodoptera frugiperda is inevitably increased gradually, and the difficulty of prevention and control is increased.
Therefore, the search for new pharmaceutical compositions with low dosage and capable of delaying the development of drug resistance is an urgent problem to be solved by those skilled in the art.
In the aspect of process preparation, the traditional environment-friendly formulations such as missible oil and the like have relatively high biological activity and relatively high control effect on plant diseases and insect pests, but other formulations have to be selected along with the wide range limitation of national policy and market, but the drug efficacy reaches the effect of the traditional missible oil formulation due to the self limitation of water-based formulations, the usage amount must be increased to reach the corresponding control effect, the target pests have certain resistance due to excessive use, the corresponding plant diseases and insect pests are difficult to control, the biological activity of effective components can be effectively improved by selecting the proper high-efficiency environment-friendly formulations, the penetration and conduction of the drugs are enhanced, the effects of saving energy, reducing emission and relieving the pressure of the environment are achieved.
Disclosure of Invention
In view of the above situation, the invention aims to provide an insecticidal composition containing dimehypo, which is prepared by compounding and combining dimehypo, one or more of imidacloprid, thiamethoxam, clothianidin and dinotefuran and rabdosia rubescens extract serving as effective components and grinding the active components with OE08 (polycarboxylate ester, alcohol ether and succinate), acrylate, attapulgite, fumed silica and methyl oleate until the D90 is smaller than 3 mu m.
The technical scheme for solving the problem is as follows:
an insecticidal composition containing bisultap comprises the following components in percentage: the efficient insecticide comprises, by weight, 5-20% of an effective component, 10-15% of an emulsifier, 0.3-0.6% of a dispersant, 3-4% of a thickening agent and a dispersion medium, wherein the effective component is supplemented to 100%, the effective component comprises a first component, a second component and a third component, the first component is bisultap, the second component is one or more of imidacloprid, thiamethoxam, clothianidin and dinotefuran, the third component is an rabdosia rubescens extract, the emulsifier is polycarboxylate, alcohol ether and succinate in parts by weight of 1:1:2, the dispersing agent is acrylate, the thickening agent is attapulgite and fumed silica, and the dispersion medium is methyl oleate.
Further, the weight ratio of the first component to the second component to the third component is 1-10:1-20: 3-7.
Further, the rabdosia rubescens extract is prepared by the following method: soaking Rabdosia rubescens (Hemsl.) Hara with ethanol solution, reflux-extracting for 3 times to obtain extractive solution, concentrating, extracting with ethyl acetate, concentrating, and drying to obtain Rabdosia rubescens (Hemsl.) Hara extract.
Further, the weight ratio of the attapulgite to the fumed silica is 2: 1.
Further, the insecticidal composition is prepared by the following steps: mixing the effective components, the emulsifier, the dispersant, the thickener and the dispersion medium, shearing and mixing uniformly, adding silicon nitride grinding beads, grinding to D90 smaller than 3 mu m by a sand mill, and removing the silicon nitride grinding beads after the sand mill is finished to obtain the bisultap-containing insecticidal composition.
Furthermore, the adding amount of the silicon nitride grinding beads is 2.3 times of the total mass of the insecticidal composition, the rotating speed is 2500r/min, and the grinding time is 135 min.
Further, the prepared insecticidal composition containing the bisultap is used for controlling insect pests.
Further, the insect pest is Spodoptera frugiperda.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following advantages:
1. the bisultap-containing insecticidal composition disclosed by the invention is composed of bisultap, one or more of imidacloprid, thiamethoxam, clothianidin and dinotefuran and active ingredients with different action mechanisms of rabdosia rubescens extract, has an obvious synergistic interaction effect after being mixed, improves the control effect, and is also beneficial to overcoming and delaying the generation of drug resistance of pests.
2. The insecticidal composition containing the bisultap provided by the invention is mixed to reduce the dosage, so that the cost is reduced, the pollution to the environment is reduced, the safety is good, and the safety requirement of a pesticide preparation is met.
3. The insecticidal composition containing bisultap has excellent control effect on spodoptera frugiperda and long control time.
4. According to the characteristics of the effective components of the insecticidal composition, the invention adopts the polycarboxylate, the alcohol ether and the succinate as the emulsifier, the acrylate as the dispersant, the attapulgite and the fumed silica as the thickener and the methyl oleate as the dispersing medium as the auxiliary agent in a specific proportion, so that the prepared insecticidal composition containing the bisultap has excellent performance, high suspension rate, good storage stability and strong stability at high temperature and low temperature.
Detailed Description
Example 1
Preparing the rabdosia rubescens extract: sequentially soaking 1kg of rabdosia rubescens hay in 10 times of ethanol solution according to (95%, 75%, 50%, 25%, 5%) gradient extraction method for 2h, reflux-extracting for 3 times, each time for 2h, combining the extract, filtering, concentrating, evaporating to dryness, extracting with ethyl acetate for 3 times, concentrating under reduced pressure, and drying to obtain the rabdosia rubescens extract.
Example 2
An insecticidal composition containing bisultap comprises the following components: 5% of effective component, 10% of emulsifier, 0.3% of acrylate, 3% of thickener and methyl oleate, wherein the balance is 100%;
the effective components comprise a first component, a second component and a third component, wherein the first component is bisultap, the second component is imidacloprid and thiamethoxam, the third component is a rabdosia rubescens extract, the weight ratio of the first component to the second component to the third component is 1:1:3, and the mass ratio of the imidacloprid to the thiamethoxam is 2: 1; the emulsifier is prepared from polycarboxylate, alcohol ether and succinate in a weight ratio of 1:1: 2; the thickening agent is attapulgite and fumed silica, and the weight ratio of the attapulgite to the fumed silica is 2: 1.
Example 3
An insecticidal composition containing bisultap comprises the following components: 10% of effective component, 12% of emulsifier, 0.5% of acrylate, 3.5% of thickener and methyl oleate, wherein the balance is 100%;
the effective components comprise a first component, a second component and a third component, wherein the first component is bisultap, the second component is thiamethoxam and clothianidin, the third component is a rabdosia rubescens extract, and the weight ratio of the first component to the second component to the third component is 5:10: 4; the emulsifier is prepared from polycarboxylate, alcohol ether and succinate in a weight ratio of 1:1:2, and the mass ratio of the thiamethoxam to the clothianidin is 1: 1; the thickening agent is attapulgite and fumed silica, and the weight ratio of the attapulgite to the fumed silica is 2: 1.
Example 4
An insecticidal composition containing bisultap comprises the following components: 20% of effective component, 15% of emulsifier, 0.6% of acrylate, 4% of thickener and methyl oleate, wherein the total amount is 100%;
the effective components comprise a first component, a second component and a third component, wherein the first component is bisultap, the second component is clothianidin and dinotefuran, the third component is an rabdosia rubescens extract, the weight ratio of the first component to the second component to the third component is 10:20:7, and the mass ratio of the clothianidin to the dinotefuran is 5: 3; the emulsifier is prepared from polycarboxylate, alcohol ether and succinate in a weight ratio of 1:1: 2; the thickening agent is attapulgite and fumed silica, and the weight ratio of the attapulgite to the fumed silica is 2: 1.
Example 5
The same as in example 3, except that the attapulgite was replaced with organobentonite.
Example 6
The same as in example 3, except that the emulsifier component was replaced with calcium dodecylbenzenesulfonate.
Example 7
Same as in example 3, except that the fumed silica was replaced with attapulgite.
Example 8
The same as in example 3, except that the third component in the active ingredient was replaced with the second component.
Example 9
The same as in example 3, except that the second component in the active ingredient was replaced with the third component.
Example 10
The same as in example 3, except that the first component in the active ingredient was replaced with the second component.
Example 11
The insecticidal compositions containing bisultap described in examples 2 to 10 were prepared by the following steps: mixing the effective components, the emulsifier, the dispersant, the thickener and the dispersion medium, shearing and mixing uniformly at the rotating speed of 2500r/min, adding the silicon nitride grinding beads into a sand mill for 135min, and removing the silicon nitride grinding beads after the sand mill is finished to obtain the insecticidal composition containing the bisultap, wherein the addition amount of the silicon nitride grinding beads is 2.3 times of the total mass of the insecticidal composition.
Test example 1
The insecticidal compositions containing bisultap prepared in examples 2 to 7 were subjected to performance index tests, and the results are shown in table 1:
as can be seen from Table 1, the bisultap-containing insecticidal composition prepared by the invention has the advantages of excellent performance, high suspension rate, good storage stability and strong stability at high temperature and low temperature.
Test example 2
Test subjects: spodoptera frugiperda (Spodoptera frugiperda) in corn field
The test method comprises the following steps: test deviceThe two groups were treated with 2 groups of drugs, using clear water as a control group, using the bisultap-containing pesticidal compositions prepared in examples 2-4 and examples 8-10 as a test group, and repeating the treatment 3 times, wherein the area of each cell was 25m2Setting protection rows, randomly arranging and combining all cells, applying the pesticide in a stem and leaf spraying manner, uniformly spraying, and respectively investigating the population density of each cell by adopting a five-point sampling method 1d before and 10d after the pesticide application, wherein each point investigates 2m2And respectively calculating the population reduction rate and the prevention and treatment effect by recording the population number and the damage condition of each point, wherein the results are shown in a table 2:
as can be seen from table 2, the insecticidal compositions containing bisultap prepared in examples 2 to 4 have excellent insecticidal and ovicidal effects against spodoptera frugiperda, and exhibit significant synergistic effects between the bisultap and the rabdosia rubescens extract and imidacloprid, thiamethoxam, clothianidin and dinotefuran.
While the invention has been described in further detail with reference to specific embodiments thereof, it is not intended that the invention be limited to the specific embodiments thereof; for those skilled in the art to which the present invention pertains and related technologies, the extension, operation method and data replacement should fall within the protection scope of the present invention based on the technical solution of the present invention.
Claims (8)
1. The insecticidal composition containing bisultap is characterized by comprising the following components in percentage by weight: the efficient composition comprises, by weight, 5-20% of an effective component, 10-15% of an emulsifier, 0.3-0.6% of a dispersant, 3-4% of a thickener and a dispersion medium, wherein the effective component is supplemented to 100%, the effective component comprises a first component, a second component and a third component, the first component is bisultap, the second component is one or more of imidacloprid, thiamethoxam, clothianidin and dinotefuran, the third component is a rabdosia rubescens extract, the emulsifier is polycarboxylate, alcohol ether and succinate in parts by weight of 1:1:2, the dispersant is acrylate, the thickener is attapulgite and fumed silica, and the dispersion medium is methyl oleate.
2. The bisultap-containing pesticidal composition according to claim 1, wherein the weight ratio of the first component to the second component to the third component is 1-10:1-20: 3-7.
3. The bisultap-containing insecticidal composition according to claim 1, wherein the rabdosia rubescens extract is prepared by the following method: soaking Rabdosia rubescens (Hemsl.) Hara with ethanol solution, reflux-extracting for 3 times to obtain extractive solution, concentrating, extracting with ethyl acetate, concentrating, and drying to obtain Rabdosia rubescens (Hemsl.) Hara extract.
4. The bisultap-containing pesticidal composition according to claim 1, wherein the weight ratio of the attapulgite to the fumed silica is 2: 1.
5. The bisultap-containing pesticidal composition according to any one of claims 1 to 4, which is prepared by the steps of: mixing the effective components, the emulsifier, the dispersant, the thickener and the dispersion medium, shearing and mixing uniformly, adding silicon nitride grinding beads, grinding until D90 is smaller than 3 mu m, and removing the silicon nitride grinding beads after grinding is finished to obtain the bisultap-containing insecticidal composition.
6. The insecticidal composition containing bisultap according to claim 5, wherein the silicon nitride grinding beads are added in an amount of 2.3 times the total mass of the insecticidal composition, the rotation speed is 2500r/min, and the sanding time is 135 min.
7. The bisultap-containing pesticidal composition according to any one of claims 1 to 6, wherein the bisultap-containing pesticidal composition is prepared for controlling pests.
8. The insecticidal composition according to claim 7, wherein said insect pest is Spodoptera frugiperda.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210228383.2A CN114651833B (en) | 2022-03-10 | 2022-03-10 | Insecticidal composition containing dimefon and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210228383.2A CN114651833B (en) | 2022-03-10 | 2022-03-10 | Insecticidal composition containing dimefon and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114651833A true CN114651833A (en) | 2022-06-24 |
| CN114651833B CN114651833B (en) | 2024-01-16 |
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Family Applications (1)
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| CN202210228383.2A Active CN114651833B (en) | 2022-03-10 | 2022-03-10 | Insecticidal composition containing dimefon and application thereof |
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| CN1178636A (en) * | 1997-10-11 | 1998-04-15 | 郭长合 | Chemical biological pesticide without public nuisance and its preparing method |
| US20130125267A1 (en) * | 2010-05-28 | 2013-05-16 | Basf Se | Pesticidal Mixtures |
| CN105746564A (en) * | 2015-12-28 | 2016-07-13 | 山东潍坊润丰化工股份有限公司 | Imidacloprid and bisultap containing insecticide composition and preparation method and application thereof |
| CN107114389A (en) * | 2017-06-23 | 2017-09-01 | 安徽德昌苗木有限公司 | Pesticidal combination, preparation for Chinese chestnut tree |
| CN111065271A (en) * | 2017-09-23 | 2020-04-24 | Upl有限公司 | Novel agrochemical combinations |
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| US20130125267A1 (en) * | 2010-05-28 | 2013-05-16 | Basf Se | Pesticidal Mixtures |
| CN105746564A (en) * | 2015-12-28 | 2016-07-13 | 山东潍坊润丰化工股份有限公司 | Imidacloprid and bisultap containing insecticide composition and preparation method and application thereof |
| CN107114389A (en) * | 2017-06-23 | 2017-09-01 | 安徽德昌苗木有限公司 | Pesticidal combination, preparation for Chinese chestnut tree |
| CN111065271A (en) * | 2017-09-23 | 2020-04-24 | Upl有限公司 | Novel agrochemical combinations |
| CN111802402A (en) * | 2020-08-05 | 2020-10-23 | 山东京博石油化工有限公司 | Insecticidal effervescent tablet containing thiamethoxam and dimehypo for paddy field through broadcast application, and preparation method and application thereof |
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| 王芹芹;崔丽;王立;黄伟玲;代黎明;袁会珠;芮昌辉;: "20种杀虫剂对草地贪夜蛾的杀卵活性", 植物保护, no. 04, pages 264 - 269 * |
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| CN114651833B (en) | 2024-01-16 |
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