CN101690494A - Synergistic pesticide composition and use thereof - Google Patents
Synergistic pesticide composition and use thereof Download PDFInfo
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- CN101690494A CN101690494A CN200910160789A CN200910160789A CN101690494A CN 101690494 A CN101690494 A CN 101690494A CN 200910160789 A CN200910160789 A CN 200910160789A CN 200910160789 A CN200910160789 A CN 200910160789A CN 101690494 A CN101690494 A CN 101690494A
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- insect amide
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- profenofos
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- 239000000203 mixture Substances 0.000 title claims abstract description 44
- 239000000575 pesticide Substances 0.000 title claims abstract description 24
- 230000002195 synergetic effect Effects 0.000 title abstract description 21
- QYMMJNLHFKGANY-UHFFFAOYSA-N profenofos Chemical compound CCCSP(=O)(OCC)OC1=CC=C(Br)C=C1Cl QYMMJNLHFKGANY-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229950001664 phoxim Drugs 0.000 claims abstract description 25
- ATROHALUCMTWTB-OWBHPGMISA-N phoxim Chemical compound CCOP(=S)(OCC)O\N=C(\C#N)C1=CC=CC=C1 ATROHALUCMTWTB-OWBHPGMISA-N 0.000 claims abstract description 23
- FHIVAFMUCKRCQO-UHFFFAOYSA-N diazinon Chemical compound CCOP(=S)(OCC)OC1=CC(C)=NC(C(C)C)=N1 FHIVAFMUCKRCQO-UHFFFAOYSA-N 0.000 claims abstract description 11
- 241000607479 Yersinia pestis Species 0.000 claims abstract description 10
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- 239000004480 active ingredient Substances 0.000 claims abstract description 10
- 241000238631 Hexapoda Species 0.000 claims description 109
- 150000001408 amides Chemical class 0.000 claims description 101
- 150000003851 azoles Chemical group 0.000 claims description 101
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- 238000002360 preparation method Methods 0.000 claims description 2
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- 230000000694 effects Effects 0.000 abstract description 4
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- XTWYTFMLZFPYCI-UHFFFAOYSA-N Adenosine diphosphate Natural products C1=NC=2C(N)=NC=NC=2N1C1OC(COP(O)(=O)OP(O)(O)=O)C(O)C1O XTWYTFMLZFPYCI-UHFFFAOYSA-N 0.000 description 2
- ZKHQWZAMYRWXGA-UHFFFAOYSA-N Adenosine triphosphate Natural products C1=NC=2C(N)=NC=NC=2N1C1OC(COP(O)(=O)OP(O)(=O)OP(O)(O)=O)C(O)C1O ZKHQWZAMYRWXGA-UHFFFAOYSA-N 0.000 description 2
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- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
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- ASFAFOSQXBRFMV-LJQANCHMSA-N 3-n-(2-benzyl-1,3-dihydroxypropan-2-yl)-1-n-[(1r)-1-(4-fluorophenyl)ethyl]-5-[methyl(methylsulfonyl)amino]benzene-1,3-dicarboxamide Chemical compound N([C@H](C)C=1C=CC(F)=CC=1)C(=O)C(C=1)=CC(N(C)S(C)(=O)=O)=CC=1C(=O)NC(CO)(CO)CC1=CC=CC=C1 ASFAFOSQXBRFMV-LJQANCHMSA-N 0.000 description 1
- 239000005660 Abamectin Substances 0.000 description 1
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- 235000000536 Brassica rapa subsp pekinensis Nutrition 0.000 description 1
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- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 1
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- RRZXIRBKKLTSOM-XPNPUAGNSA-N avermectin 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](O)[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 RRZXIRBKKLTSOM-XPNPUAGNSA-N 0.000 description 1
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Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention relates to a synergistic pesticide composition and use thereof. The synergistic pesticide composition is characterized in that active ingredients of the synergistic pesticide composition comprise tolfenpyrad and an organophosphorus insecticide. The organophosphorus insecticide comprises: chlorphrifos, profenofos, phoxim, diazinon and pyridaphethione or acephate. The pesticide composition of the invention has remarkable prevention and control effects on various pests on various crops such as rice, vegetable, fruit tree, cotton and the like. Compared with single dosage, the composition has the advantages of low dosage, improved effect, quick acting performance, extended release as well as contribution to delay of the generation and development of the medicament resistance in pest.
Description
Technical field
The present invention relates to a kind of composition pesticide and application thereof, relate in particular to a kind of synergistic complex composition and application on the control crop pest thereof of azoles insect amide.
Background technology
In recent years, because single and not science medication, caused insect many agricultural chemicals of current use to be produced resistance in various degree, especially breeding amount are big, the tangible insect of generation overlap, as diamond-back moth, thrips, aphid, aleyrodid, plant hopper etc., resistance development is fast.For example, the diamond-back moth of southern area of China has produced high-level resistance to conventional pesticide kinds such as organic phosphor, carbamate, pyrethroids, even the novel insecticide variety of comparisons such as fluorine pyridine urea, fluorine worm nitrile, Avermectin has also been produced the resistance of higher level, alternative in the production, still effective insecticidal agent kind is seldom, and this will further increase the weight of the development of pest resistance, therefore, be badly in need of efficient, wide spectrum, with the good new product of Environmental compatibility, as medication by turns in the resistance management.
The combination of active principles of different agricultural chemicals is made Recompounded pesticide, is a kind of mode effectively and efficiently of exploitation at present and development novel pesticide.The also report of existing many Recompounded pesticides and actual use now.Yet the biology performance of these known breed combination things still can not satisfy the various needs in the control of insect, especially tackles the above-mentioned insect that is easy to generate resistance.
Azoles insect amide: english common name tolfenpyrad, chemical name 4-chloro-3-ethyl-1-methyl-N-[4-(right-tolyl oxygen base) phenyl] pyrazoles-5-acid amides, belong to novel pyrazole heterocyclic insecticidal/acaricidal agent.The main mechanism of azoles insect amide is for stoping the oxidative phosphorylation of insect, and the adenosine diphosphate (ADP) of insect evil mite can not be converted into adenosine triphosphate (ATP) like this, thereby makes its death.According to the technical data that Japanese agricultural chemicals company announces, the azoles insect amide is not high enough to insect effects such as prodenia litura, tomato moths; In addition, as a kind of heterocycle noval chemical compound, its production cost is compared old kinds such as organic phosphor than higher.
Summary of the invention
The objective of the invention is to: a kind of composition pesticide that synergistic effect is arranged is provided, both can have reduced dosage, reduce cost, can overcome the pest resistance to insecticide that had existed already again.Another object of the present invention provides the application of this composition pesticide in the crop pest control.
For solving the problems of the technologies described above, the inventor is by a large amount of indoor bioassay screenings, and finding that organophosphorus insecticides such as azoles insect amide and chlopyrifos are composite by a certain percentage has a good synergistic effect.
Technical scheme of the present invention is: a kind of Pesticidal combination, its active ingredient are azoles insect amide and a kind of organophosphorus insecticide, and both mass ratios are 40: 1～1: 40.Be fit to composite or use with and organophosphorus insecticide with synergistic function comprises chlopyrifos (chlorpyrifos), Profenofos (profenofos), phoxim (phoxim), diazinon (diazinon), pyridaphethione (pyridaphenthione) and orthene (acephate) with the azoles insect amide, they all are the organophosphorus insecticides of the comparison safety of or low toxicity medium to mammalian toxicity, are main mechanism with the acetylcholinesterase that suppresses insect.The present composition can be processed into the preparation of dosage forms by present known method, preferred formulation comprises that missible oil, microemulsion (code name ME), aqueous emulsion (code name EW), micro-capsule suspension (are called for short microcapsule suspending agent, code name CS or MC), water dispersible granules (code name WG or WDG, but have another name called the dry suspending agent dispersible granule) etc.
As a kind of improvement of composition pesticide of the present invention, azoles insect amide and any selected organic phosphorous insecticide mass ratio be preferably 1: 1～and 1: 20.
Composition pesticide of the present invention compared with prior art produces following beneficial effect: (1) is compared with single agent, and this composition pesticide has obviously improved control efficiency than single agent; (2) compare with the azoles insect amide, reduced the usage amount of active ingredient azoles insect amide; (3) the field dosage be can significantly reduce, environmental pollution and residue of pesticide effectively reduced; (4) mechanism of action of active ingredient is different in the composition, and the generation that helps overcoming pest resistance He delay pest resistance to insecticide prolongs medicament service life.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, the present invention further describes with following specific embodiment, but the present invention is limited to these examples absolutely not.
After different pesticide species are mixed, show three kinds of type of action usually, promptly summation action, synergistic effect and antagonism act on but which kind of is specially, and have only by a large amount of tests and just can know.Well the compound synergic prescription can obviously improve actual control efficiency, reduces the usage amount of agricultural chemicals, helps to delay the generation speed of pest resistance to insecticide.
The present patent application people is by a large amount of screening tests, find that azoles insect amide and organophosphorus insecticide applied in any combination such as chlopyrifos, phoxim or Profenofos have remarkable role in synergy to rice fulgorid, diamond-back moth, and be not only the simple addition of two kinds of medicaments, this can know from following biologicall test example and find out.
Biologicall test example 1:
Subjects: brown planthopper (Nilaparvata lugens (Stal)): pick up from Lingshui, Hainan, indoor feeding is to the second generation.
Test method: test is adopted rice stem infusion process with reference to " the agricultural industry criteria NY/T1154.11-2008 of the People's Republic of China (PRC) ", extracts with root the rice strain at healthy and strong tillering stage to booting initial stage, clean, be cut into the long band root rice stem of 15cm, one group of 3 strain locate to dry in the air not have washmarking to the surface in the cool place.The rice stem was soaked 30 seconds in the good medicament of dilution respectively, take out dry after, encase root with the absorbent cotton that soaks and put into and cultivate cup, draw 3 mid-term in age nymph put into and cultivate cup, 20 every glass.The clear water contrast, each concentration repeats 3 times.Handle rearmounted temperature and be 27 ℃, photoperiod and be in the incubator of 16h:8h (L:D) and raise.Check death toll after 4 days.
Carry out statistical analysis with the DPS data processing software, calculate the LC50 of each medicament, press the abundant method of Sun Yun then and calculate co-toxicity coefficient (CTC).
The co-toxicity coefficient of mixture (CTC value) calculates by following formula:
In the formula:
ATI---mixture actual measurement toxicity index;
The LC of S---standard insecticide
50, unit is every liter (mg/L) of milligram;
The LC of M---mixture
50, unit is every liter (mg/L) of milligram;
TTI＝TIAxPA+TIBxPB
In the formula:
The theoretical toxicity index of TTI---mixture;
TIA----A medicament toxicity index;
The percentage composition of PA-----A medicament in mixture, unit are percentage;
TIB----B medicament toxicity index;
The percentage composition of PB-----B medicament in mixture, unit are percentage.
In the formula:
The CTC----co-toxicity coefficient;
ATI---mixture actual measurement toxicity index;
The theoretical toxicity index of TTI---mixture.
Composite dose co-toxicity coefficient (CTC) 〉=120 shows as synergistic effect; CTC≤80 show as antagonism; 80＜CTC＜120 show as summation action.
Table 1, azoles insect amide and chlorpyrifos mixture are to the Toxicity Determination result of rice fulgorid
| Handle | ??LC 50 | ??ATI | ??TTI | Co-toxicity coefficient |
| ??(mg/L) | ??CTC | |||
| The azoles insect amide | ??1.21 | ??100.00 | ??/ | ??/ |
| Chlopyrifos | ??4.22 | ??28.67 | ??/ | ??/ |
| Azoles insect amide 40: chlopyrifos 1 | ??0.82 | ??147.56 | ??98.26 | ??150.17 |
| Azoles insect amide 20: chlopyrifos 1 | ??0.80 | ??151.25 | ??96.60 | ??156.57 |
| Azoles insect amide 10: chlopyrifos 1 | ??0.76 | ??159.21 | ??93.52 | ??170.25 |
| Azoles insect amide 1: chlopyrifos 1 | ??0.90 | ??134.44 | ??64.34 | ??208.97 |
| Azoles insect amide 1: chlopyrifos 10 | ??1.46 | ??82.88 | ??35.16 | ??235.73 |
| Azoles insect amide 1: chlopyrifos 20 | ??1.58 | ??76.58 | ??32.07 | ??238.80 |
| Azoles insect amide 1: chlopyrifos 40 | ??2.45 | ??49.39 | ??30.41 | ??162.39 |
Measurement result (table 1) shows, the proportioning of azoles insect amide and chlopyrifos is between 40: 1～1: 40 the time, and the indoor virulence of rice fulgorid is had obvious synergistic effect, and in the time of especially between 1: 1～1: 20, co-toxicity coefficient is more than 200, and synergistic effect is more obvious.
Biologicall test example 2:
Subjects: ((Plutella xylostella) picks up from beautiful rule food market, Shenzhen to diamond-back moth, and indoor feeding is to the second generation.
Test method: test is adopted leaf dipping method with reference to " People's Republic of China's agricultural industry criteria " (agricultural chemicals indoor bioassay test rule insecticidal n Y/T 1154.14-2008).Cabbage leaves of the same size was flooded 10 seconds in the soup that is prepared, dry in the shade after the taking-up, put into the culture dish that is lined with the filter paper of preserving moisture; Select the third-instar larvae of growth uniformity, put into culture dish and raise with the blade that soaked soup, each repeats 20 cephalont.Clear water is set in contrast, each is handled 3 times and repeats.All culture dishes are put in the white disk, and the two-layer wet gauze of loam cake covers preserves moisture.And to be put in 25 ± 1 ℃, photoperiod be to cultivate in L:D=(12:12) the h illumination box, checked in 48 hours to calculate lethality by dead borer population.
Statistical calculation method is identical with biologicall test example 1.
The composite Toxicity Determination result of table 2, azoles insect amide and Profenofos to diamond-back moth
| Handle | ??LC 50??(mg/L) | ??ATI | ??TTI | Co-toxicity coefficient CTC |
| The azoles insect amide | ??2.94 | ??100.00 | ??/ | ??/ |
| Profenofos | ??86.57 | ??3.40 | ??/ | ??/ |
| Azoles insect amide 40: Profenofos 1 | ??2.35 | ??125.11 | ??97.64 | ??128.13 |
| Azoles insect amide 20: Profenofos 1 | ??2.31 | ??127.27 | ??95.40 | ??133.41 |
| Azoles insect amide 10: Profenofos 1 | ??2.38 | ??123.53 | ??91.22 | ??135.42 |
| Azoles insect amide 1: Profenofos 1 | ??3.12 | ??94.23 | ??51.70 | ??182.27 |
| Azoles insect amide 1: Profenofos 10 | ??12.67 | ??23.20 | ??12.18 | ??190.54 |
| Azoles insect amide 1: Profenofos 20 | ??19.45 | ??15.12 | ??8.00 | ??189.03 |
| Azoles insect amide 1: Profenofos 40 | ??36.45 | ??8.07 | ??5.75 | ??140.22 |
Measurement result (table 2) shows, the proportioning of azoles insect amide and Profenofos is between 40: 1～1: 40 the time, and the indoor virulence of diamond-back moth is had obvious synergistic effect, and in the time of especially between 1: 1～1: 20, synergistic effect is more obvious, and co-toxicity coefficient is more than 180.
Biologicall test example 3:
Subjects: ((Plutella xylostella) picks up from beautiful rule food market, Shenzhen to diamond-back moth, and indoor feeding is to the second generation.
Experiment and Statistics computational methods: identical with biologicall test example 2.
Table 3, azoles insect amide and phoxim compound are to the Toxicity Determination result of diamond-back moth
| Handle | ??LC 50??(mg/L) | ??ATI | ??TTI | Co-toxicity coefficient CTC |
| The azoles insect amide | ??3.14 | ??100.00 | ??/ | ??/ |
| Phoxim | ??20.54 | ??15.29 | ??/ | ??/ |
| Azoles insect amide 40: phoxim 1 | ??2.56 | ??122.66 | ??97.93 | ??125.24 |
| Azoles insect amide 20: phoxim 1 | ??2.41 | ??130.29 | ??95.97 | ??135.77 |
| Azoles insect amide 10: phoxim 1 | ??2.59 | ??121.24 | ??92.30 | ??131.35 |
| Azoles insect amide 1: phoxim 1 | ??2.78 | ??112.95 | ??57.64 | ??195.94 |
| Azoles insect amide 1: phoxim 10 | ??6.79 | ??46.24 | ??22.99 | ??201.16 |
| Azoles insect amide 1: phoxim 20 | ??8.51 | ??36.90 | ??19.32 | ??190.97 |
| Azoles insect amide 1: phoxim 40 | ??13.13 | ??23.91 | ??17.35 | ??137.81 |
Measurement result (table 3) shows, the proportioning of azoles insect amide and phoxim is between 40: 1～1: 40 the time, and the indoor virulence of diamond-back moth is had obvious synergistic effect, and in the time of especially between 1: 1～1: 20, synergistic effect is more obvious, and co-toxicity coefficient is more than 190.
Example of formulations:
Composition of the present invention can be prepared into known method and be fit to any one formulation that agricultural is used, and reasonable formulation is missible oil, aqueous emulsion, microemulsion, water dispersible granules.
If no special instructions, the ratio of below mentioning (comprising percentage) all is a mass ratio, and described active component is azoles insect amide and/or chlopyrifos, Profenofos, phoxim, diazinon, pyridaphethione, orthene, and former medicine all refers to unprocessed active component.
Embodiment 1:22% azoles insect amide chlorpyrifos ec
Azoles insect amide 20%
Chlopyrifos 2%
N-Methyl pyrrolidone (cosolvent) 10%
Triphenyl vinyl phenol polyoxyethylene poly-oxygen propylene aether (emulsifier) 5%
Calcium dodecyl benzene sulfonate (emulsifier) 5%
Dimethylbenzene (solvent) complements to 100%.
Active component, emulsifier and the soluble additive ratio in prescription is added in the mixing kettle successively, stir, make 22% azoles insect amide chlorpyrifos ec.
This embodiment is applied to prevent and treat the paddy rice rice leaf roller.22% azoles insect amide chlorpyrifos ec is sprayed by effective ingredient consumption 10 gram/mu thin ups, and the control efficiency of 1 day, 7 days and 15 days is respectively 92.5%, 96.6%, 91.2% behind the medicine; 15% azoles insect amide missible oil is according to the spraying of effective ingredient consumption 10 gram/mu thin ups, and preventive effect was respectively 78.5%, 85.9% and 82.5% in 1 day, 7 days, 15 days; The spraying of 48% chlorpyrifos ec effective ingredient consumption, 40 gram/mu thin ups, 1 day, 7 days, 15 days preventive effect is respectively 68.2%, 86.1% and 79.4% behind the medicine.Higher behind azoles insect amide and the chlorpyrifos mixture than single agent preventive effect; To the quick-acting of rice leaf roller and lasting effect all significantly better than single agent; And still less than the consumption of the single agent of chlopyrifos.
Embodiment 2:24% azoles insect amide chlorpyrifos aqueous emulsion
Azoles insect amide 4%
Chlopyrifos 20%
N-Methyl pyrrolidone (solvent) 10%
Triphenyl vinyl phenol polyoxyethylene ether phosphate (emulsifier) 4%
Propane diols (antifreezing agent) 4%
Dimethyl silicone polymer (defoamer) 0.3%
Water to 100%
Former medicine, solvent, emulsifier are added together, make and be dissolved into even oil phase; With water-soluble component (antifreezing agent, defoamer) and the mixed water that gets of water; Under high-speed stirred, oil phase is mixed with water, make 24% azoles insect amide chlorpyrifos aqueous emulsion.
This embodiment is applied to prevent and treat resistant bollworm (resistance to phoxim is 117 times).24% azoles insect amide chlorpyrifos aqueous emulsion is added water (30kg water) dilution spraying by active ingredient 20 gram/mus, and the control efficiency of 2 days and 7 days is respectively 90.6%, 89.2% behind the medicine.15% azoles insect amide missible oil is sprayed by active ingredient 20 gram/mu thin ups, and the preventive effect of 2 days and 7 days is respectively 80.5%, 81.1% behind the medicine; 48% chlorpyrifos ec is sprayed by active ingredient 40 gram/mu thin ups, 2 days and 7 days preventive effect difference 68.2%, 66.4% behind the medicine.Synergistic effect is obvious behind azoles insect amide and the chlorpyrifos mixture, and the preventive effect of antagonism cotton bollworm is significantly better than the single agent of chlopyrifos, and composite dose consumption far away little with the chlopyrifos consumption.
Embodiment 3:15% azoles insect amide chlorpyrifos micro emulsion
Azoles insect amide 7.5%
Chlopyrifos 7.5%
N-Methyl pyrrolidone (solvent) 10%
Calcium dodecyl benzene sulfonate (emulsifier) 5%
Triphenyl vinyl phenol polyoxyethylene poly-oxygen propylene aether (emulsifier) 5%
Water complements to 100%.
Former medicine, solvent, emulsifier are added together, make and be dissolved into even oil phase; Under high-speed stirred, oil phase is mixed with water, make 30% azoles insect amide chlorpyrifos micro emulsion.
This embodiment is applied to prevent and treat the fresh kidney beans thrips.15% azoles insect amide chlorpyrifos micro emulsion is sprayed by effective ingredient consumption 7.5 gram/mu thin ups, and 3 days and 15 days control efficiency are respectively 93.6% and 77.4% behind the medicine; 15% azoles insect amide missible oil is sprayed by effective ingredient consumption 7.5 gram/mu thin ups, is respectively 87.2% and 60.2% with 15 days preventive effect in 3 days behind the medicine; 48% chlorpyrifos ec is sprayed by effective ingredient consumption 30 gram/mu thin ups, and the preventive effect of 3 days and 15 days is respectively 72.5% and 50.4% behind the medicine.Composite dose lasting period is obviously long than the lasting period of chlopyrifos, consumption still less, and preventive effect is higher.
Embodiment 4:50% azoles insect amide chlopyrifos water dispersible granules
Azoles insect amide 5%
Chlopyrifos 45%
Negel (dispersant) 5%
Sodium lignin sulfonate (dispersant) 7%
Lauryl sodium sulfate (wetting agent) 2%
Ammonium sulfate (disintegrant) 5%
Precipitated calcium carbonate (filler) complements to 100%.
Active component, dispersant, wetting agent, disintegrant and the filler ratio in prescription is mixed, become wetting powder, add a certain amount of water mixing extruding again and make material, obtain 50% azoles insect amide chlopyrifos water dispersible granules after the drying screening through comminution by gas stream.
This embodiment is applied to prevent and treat the wild cabbage diamond-back moth.50% azoles insect amide chlopyrifos water dispersible granules is sprayed by effective ingredient consumption 15 gram/mu thin ups, and 2 days control efficiency is 95.11% behind the medicine, is 89.5% to the double preventive effect of controlling of aphid; 15% azoles insect amide missible oil is sprayed by effective ingredient consumption 15 gram/mu thin ups, and 2 days control efficiency is 87.5% behind the medicine, is 85.5% to the double preventive effect of controlling of aphid; 48% chlorpyrifos ec is sprayed by effective ingredient consumption 30 gram/mu thin ups, and 2 days preventive effect is 70.6% behind the medicine, is 70.1% to the double preventive effect of controlling of aphid.As seen composite dose integrated control effect is higher than two single agent, and than the single agent consumption of chlopyrifos still less.
Embodiment 5:30% azoles insect amide Profenofos aqueous emulsion
Azoles insect amide 10%
Profenofos 20%
N-Methyl pyrrolidone (solvent) 10%
Triphenyl vinyl phenol polyoxyethylene ether phosphate (emulsifier) 4%
Propane diols (antifreezing agent) 4%
Dimethyl silicone polymer (defoamer) 0.3%
Water to 100%
Former medicine, solvent, emulsifier are added together, make and be dissolved into even oil phase; With water-soluble component and the mixed waters that gets of water such as antifreezing agent, defoamers; Under high-speed stirred, oil phase is mixed with water, make 30% azoles insect amide Profenofos aqueous emulsion.
Present embodiment is applied to prevent and treat black leaf Chinese cabbage diamond-back moth, doublely controls prodenia litura.30% azoles insect amide Profenofos aqueous emulsion dilute is sprayed by effective ingredient consumption 10 gram/mus, and 3 days preventive effects to diamond-back moth are 95.5% behind the medicine, are 89.4% to the double preventive effect of controlling of prodenia litura; 15% azoles insect amide missible oil is pressed identical method use by effective ingredient consumption 10 gram/mus, and 3 days preventive effects to diamond-back moth are 94.6% behind the medicine, is 60.6% to the double preventive effect of controlling of prodenia litura; 20% Profenofos missible oil uses by identical method according to effective ingredient consumption 30 gram/mus, and 3 days preventive effects to diamond-back moth are 70.6% behind the medicine, is 74.3% to the double preventive effect of controlling of prodenia litura.As seen, composite dose integrated control effect all is higher than two kinds of single agent, and composite dose than Profenofos list agent consumption more still less.
Embodiment 6:40% azoles insect amide Profenofos missible oil
Azoles insect amide 10%
Profenofos 30%
N-Methyl pyrrolidone (cosolvent) 10%
Triphenyl vinyl phenol polyoxyethylene poly-oxygen propylene aether (emulsifier) 5%
Calcium dodecyl benzene sulfonate (emulsifier) 5%
Dimethylbenzene (solvent) complements to 100%.
Active component, emulsifier and the soluble additive ratio in prescription is added in the mixing kettle successively, stir, make 40% azoles insect amide Profenofos missible oil.
This embodiment is applied to prevent and treat the cotton cotton bollworm.40% azoles insect amide Profenofos missible oil is added water (30kg water) dilution spraying by effective ingredient consumption 15 gram/mus, and the control efficiency of 2 days and 7 days is respectively 92.6%, 87.2% behind the medicine.15% azoles insect amide missible oil is sprayed by effective ingredient consumption 15 gram/mu thin ups, and the preventive effect of 2 days and 7 days is respectively 83.5%, 82.1% behind the medicine; 20% Profenofos missible oil is sprayed by effective ingredient consumption 40 gram/mu thin ups, 2 days and 7 days preventive effect difference 61.2%, 56.4% behind the medicine.The composite back synergistic effect of azoles insect amide and Profenofos is obvious.
Embodiment 7:40% azoles insect amide phoxim emulsifiable concentrate
Azoles insect amide 8%
Phoxim 32%
N-Methyl pyrrolidone (cosolvent) 10%
Dimethyl formamide (cosolvent) 10%
Calcium dodecyl benzene sulfonate (emulsifier) 5%
Triphenyl vinyl phenol polyoxyethylene poly-oxygen propylene aether (emulsifier) 5%
Dimethylbenzene (solvent) complements to 100%.
Active component, emulsifier and the soluble additive ratio in prescription is added in the mixing kettle successively, stir, make 40% azoles insect amide phoxim emulsifiable concentrate.
Present embodiment is used and control radish phyllotreta striolata.40% azoles insect amide phoxim emulsifiable concentrate is by the spraying of effective ingredient consumption 10 gram/mu thin ups, and 3 days preventive effects are that 91.2%, 7 day preventive effect is 85.5% behind the medicine; 15% azoles insect amide missible oil is pressed identical method use by effective ingredient consumption 10 gram/mus, and the preventive effect of 3 days and 7 days is respectively 83.3% and 71.7% behind the medicine; 40% phoxim emulsifiable concentrate is pressed identical method use by active ingredient 30 gram/mus, and the preventive effect of 3 days and 7 days is respectively 64.3% and 40.3% behind the medicine.Synergistic effect is obvious behind azoles insect amide and the phoxim compound.
Embodiment 8:30% azoles insect amide orthene missible oil
Azoles insect amide 5%
Orthene 25%
N-Methyl pyrrolidone (cosolvent) 10%
Dimethyl formamide (cosolvent) 10%
Calcium dodecyl benzene sulfonate (emulsifier) 5%
Triphenyl vinyl phenol polyoxyethylene poly-oxygen propylene aether (emulsifier) 5%
Dimethylbenzene (solvent) complements to 100%.
Active component, emulsifier and the soluble additive ratio in prescription is added in the mixing kettle successively, stir, make 30% azoles insect amide orthene missible oil.
Present embodiment is applied to prevent and treat the cotton green plant bug, doublely controls other cotton-plant pest-insects.In spraying at dusk, 7 days preventive effects to green plant bug are 96.4% to 30% azoles insect amide orthene missible oil behind the medicine according to effective ingredient consumption 30 gram/mu thin ups, and the double preventive effect of controlling of cotten aphid and Bemisia tabaci is respectively 92.1% and 89.9%; 15% azoles insect amide missible oil uses after the same method according to effective ingredient consumption 15 gram/mus, and 7 days preventive effects to green plant bug are 84.1% behind the medicine, and the double preventive effect of controlling of cotten aphid and Bemisia tabaci is respectively 84.8% and 82.1%; 20% orthene missible oil is pressed identical method use by effective ingredient consumption 40 gram/mus, and 7 days preventive effects to green plant bug are 60.1% behind the medicine, and the double preventive effect of controlling of cotten aphid and Bemisia tabaci is respectively 50.8% and 62.1%.As seen, the composite dose of preventive effect to cotton-plant pest-insects all is higher than single agent, reached to use a kind of medicament, the purpose of preventing and treating multiple cotton-plant pest-insects.
Embodiment 9:21% azoles insect amide diazinon microemulsion
Azoles insect amide 3%
Diazinon 18%
N-Methyl pyrrolidone (solvent) 10%
Triphenyl vinyl phenol polyoxyethylene poly-oxygen propylene aether (emulsifier) 5%
Calcium dodecyl benzene sulfonate (emulsifier) 5%
Water complements to 100%.
Former medicine, solvent, emulsifier are added together, make and be dissolved into even oil phase; Under high-speed stirred, oil phase is mixed with water, make 21% azoles insect amide diazinon microemulsion.
Present embodiment is applied to prevent and treat paddy rice rice field the 1st generation striped rice borer early.21% azoles insect amide diazinon microemulsion is by the spraying of effective ingredient consumption 20 gram/mu thin ups, and 7 days preventive effects are 95.2% behind the medicine; 15% azoles insect amide missible oil uses by identical method by effective ingredient consumption 20 gram/mus, and 7 days preventive effect is 83.4% behind the medicine; 50% diazinon Emulphors oil uses by identical method by effective ingredient consumption 60 gram/mus, and 5 days preventive effect is 78.3% behind the medicine.As seen, composite dose dosage obviously is less than the dosage of diazinon list agent, and preventive effect is higher than single agent.
Embodiment 10:30% azoles insect amide pyridaphethione aqueous emulsion
Azoles insect amide 6%
Pyridaphethione 24%
N-Methyl pyrrolidone (solvent) 10%
Triphenyl vinyl phenol polyoxyethylene ether phosphate (emulsifier) 4%
Propane diols (antifreezing agent) 4%
Dimethyl silicone polymer (defoamer) 0.3%
Water to 100%.
Former medicine, solvent, emulsifier are added together, make and be dissolved into even oil phase; With water-soluble component and the mixed waters that gets of water such as antifreezing agent, defoamers; Under high-speed stirred, oil phase is mixed with water, make 30% azoles insect amide pyridaphethione aqueous emulsion.
Present embodiment is applied to prevent and treat the conventional semilate rice two generations striped rice borer of paddy rice.30% azoles insect amide pyridaphethione aqueous emulsion is by the spraying of effective ingredient consumption 15 gram/mu thin ups, and 7 days preventive effects are 91.2% behind the medicine; 15% azoles insect amide missible oil uses by identical method by effective ingredient consumption 15 gram/mus, and 7 days preventive effect is 80.3% behind the medicine; 20% pyridaphethione missible oil uses by identical method by effective ingredient consumption 30 gram/mus, and 7 days preventive effect is 71.3% behind the medicine.
Embodiment 11:30% azoles insect amide phoxim microcapsule suspending agent
Azoles insect amide 5%
Phoxim 25%
Cyclohexanone (solvent) 5%
Polyisocyanates (curing agent) 0.4%
Ethylene glycol (solvent) 0.4%
Gum Arabic (thickener) 1%
Deionized water complements to 100%
Adopt interfacial polymerization to prepare microcapsule suspending agent.
Claims (6)
1. composition pesticide, it is characterized in that: the active ingredient in the described composition pesticide is azoles insect amide and a kind of organophosphorus insecticides, and both mass ratioes are 40: 1-1: 40.
2. composition pesticide according to claim 1, described organophosphorus insecticides are chlopyrifos, Profenofos, phoxim, diazinon, pyridaphethione or orthene.
3. composition pesticide according to claim 2 is characterized in that: the mass ratio of azoles insect amide and organophosphorus insecticides is 1: 1-1: 20.
4. according to each described composition pesticide in the claim 1 to 3, the formulation that it is characterized in that composition is one or more in missible oil, microemulsion, aqueous emulsion, micro-capsule suspension, the water dispersible granules.
5. composition pesticide according to claim 4 is characterized in that: active ingredient azoles insect amide and organophosphorus insecticides total quality percentage composition in composite preparation is 5%～60%.
6. as the application of each described composition pesticide in the claim 1 to 3 in the crop pest control.
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Application publication date: 20100407 |