CN108576023A - The composition of Bao Han oxadiazole thio-ether type compounds - Google Patents
The composition of Bao Han oxadiazole thio-ether type compounds Download PDFInfo
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- 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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/90—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system
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- 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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
- A01N43/82—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with three ring hetero atoms
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Abstract
The present invention relates to one kind containing (E) 2 (ethylmercapto group) 5 (4 fluorostyryl) 1,3, the insect-pest exterminating composition and its application of 4 oxadiazoles and emamectin benzoate, effective active composition includes (E) 2 (ethylmercapto group) 5 (4 fluorostyryl) 1,3, the weight ratio of both weight ratios of 4 oxadiazoles and emamectin benzoate, the first active constituent and the second active constituent is 1:40‑80:In 1 range, preferably 1:20‑40:1, further preferably 1:10‑20:1, more preferable 1:5‑10:1 has excellent collaboration preventive effect.This composition can be configured to the dosage forms such as the granule agriculturally allowed, suspending agent, water dispersible granules, aqueous emulsion or wettable powder.Instant component is reasonable, desinsection control effect is good, and it is not the active simple superposition of each component that it, which kills nematode and the activity of diamondback moth, compared with existing single formulation, in addition to significant insecticidal effect, also there is significant synergistic effect, it is good to crop safety, cucumber and wild cabbage yield are obviously improved.
Description
Technical field
This application involves a kind of 1,3,4- oxadiazole thio-ether type compounds containing styryl for preventing and kill off vegetable-crop pest-insect
With the use of the Pesticidal combination of emamectin benzoate and the Pesticidal combination in terms of prevention cucumber root-knot nematode and wild cabbage diamondback moth
On the way.
Background technology
Compound (E) -2- (ethylmercapto group) -5- (4- fluorostyryls) -1,3,4- oxadiazoles, structural formula are as followsIt is the nematicide developed by Guizhou University.The prior art have its prevent citrus nematode and
The report of Meloidogyne incognita.Whether there is no literature reported on it at present has killing activity to other pests.
Emamectin benzoate, full name：Emamectin-benzoate, English name：EmamectinBenzoate is from hair
Ferment product AVERMECTIN B1 starts a kind of new and effective semisynthetic antibiotics insecticide of synthesis, it has ultra high efficiency, low toxicity (system
Agent is closely nontoxic), low-residual, the biological pesticides such as nuisanceless the characteristics of.It is widely used in more on the crops such as vegetables, fruit tree, cotton
The prevention of kind pest.
Through applicant test find compound (E) -2- (ethylmercapto group) -5- (4- fluorostyryls) -1,3,4- oxadiazoles with
Both emamectin benzoates are used in compounding has unexpected collaboration preventive effect to cucumber root-knot nematode and wild cabbage diamondback moth.Applicant passes through
Retrieval, the prior art have no compound (E) -2- (ethylmercapto group) -5- (4- fluorostyryls) -1,3,4- oxadiazoles and emamectin benzoate group
Close the report used.For this purpose, applicant proposes technical scheme, i.e., by compound (E) -2- (ethylmercapto group) -5- (4- fluorobenzene
Vinyl) -1,3,4- oxadiazoles and emamectin benzoate compound, and by verification experimental verification its to cucumber root-knot nematode and wild cabbage diamondback moth
Control effect, test result display both compounding have unexpected insecticidal activity.
Invention content
The purpose of the present invention is to provide a kind of Insecticidal combinations that can prevent vegetable field nematode and the insect pest of vegetable waste portion
Object, including compound (E) -2- (ethylmercapto group) -5- (4- fluorostyryls) -1,3,4- oxadiazoles (calling compound 1 in the following text) are tieed up with first
Salt, the weight ratio of the two is 1:40-80:In 1 range, preferably 1:20-40:1, further preferably 1:10-20:1, more preferably
1:5-10:1。
A kind of Pesticidal combination containing compound 1 and emamectin benzoate of the present invention is according to those skilled in the art of the present technique institute
The dosage form that well known method can be prepared is the conventional agent such as granule, suspending agent, water dispersible granules, aqueous emulsion, wettable powder
Type.
To granule, workable auxiliary agent includes：Carrier such as clay, kaolin, talcum, calcium carbonate, cornstarch, silicic acid
It is one or more in aluminium；It is one or more in dispersant such as polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate；Profit
It is one or more in humectant such as alkyl sulfate, alkylsulfonate, naphthalene sulfonate；Adhesive such as polyvinyl alcohol, dextrin, poly- second
It is one or more in alkene pyrrolidone.
To suspending agent, workable auxiliary agent includes：Dispersant for example polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate,
It is one or more in TERSPERSE2020 (Huntsman Corporation of U.S. product)；Emulsifier such as Nongru-700 # (common names：Alkyl phenol
Formaldehyde resin polyoxyethylene ether), agriculture breast 2201, this (common name of disk -60：Span60), Tween-60 it is (general
Name：Polyoxyethylene sorbitan stearate), agriculture breast 1601# (common names：Triphenoethyl benzene phenol polyoxyethylene polyoxypropylene
Block polymer), it is one or more in TERSPERSE4894 (Huntsman Corporation of U.S. product)；Wetting agent such as alkyl phenol is poly-
Oxyethylene group ether formaldehyde condensation products sulfate, alkylphenol-polyethenoxy base ether phosphate, phenethyl phenol polyoxyethylene groups ether phosphoric acid
It is a kind of or more in ester, alkyl sulfate, alkylsulfonate, naphthalene sulfonate, TERSPERSE2500 (Huntsman Corporation of U.S. product)
Kind；It is one or more in thickener such as xanthans, polyvinyl alcohol, bentonite, aluminium-magnesium silicate；Preservative such as formaldehyde, benzoic acid, benzene
It is one or more in sodium formate；It is one or more in stabilizer such as epoxidized soybean oil, epoxychloropropane, triphenyl phosphate；Defoaming
Agent such as organic silicon antifoaming agent；It is a kind of or more in antifreezing agent such as ethylene glycol, propylene glycol, glycerine, urea, inorganic salts such as sodium chloride
Kind；Water is deionized water.
To water dispersible granules, workable auxiliary agent includes：Dispersant such as polycarboxylate (TERSPERSE2700), lignin
It is one or more in sulfonate, alkylnaphthalene sulfonate；In wetting agent such as alkyl sulfate, alkylsulfonate, naphthalene sulfonate
It is one or more；It is disintegrant such as ammonium sulfate, sodium sulphate, polyvinylpyrrolidone, starch and its derivative (such as modified starch), swollen
It is one or more in profit soil；Binder such as starch, glucose, polyvinyl alcohol, polyethylene glycol, sodium carboxymethylcellulose, sucrose
In it is one or more；In filler such as diatomite, kaolin, white carbon, precipitated calcium carbonate, talcum powder, attapulgite, clay
It is one or more.
To aqueous emulsion, workable auxiliary agent includes：Emulsifier such as Nonyl pheno (EO=10) ether phosphate, triphen
Ethyl -phenol polyoxyethylene ether phosphate, Nongru-700 # (common names：Alkyl phenol formaldehyde resin polyoxyethylene ether), agriculture breast 2201#,
This disk -60# (common names：Span60), Tween-60 # (common names：Polyoxyethylene sorbitan stearic acid
Ester), TX-10 (common names：Octylphenol polyethylene ethylene oxide (10) ether), 1601 (common name of agriculture breast：Triphenoethyl benzene phenol polyoxypropylene is poly-
Ethylene oxide block polymer), it is agriculture breast 600#, one or more in agriculture breast 400#；Solvent such as dimethylbenzene, toluene, cyclohexanone, solvent
Oily (the trade mark：S-150, S-180, S-200) it is one or more；Stabilizer such as triphenyl phosphite, epoxychloropropane, epoxy soybean
It is one or more in oil；Antifreezing agent：It is one or more in ethylene glycol, propylene glycol, glycerine, urea, inorganic salts such as sodium chloride；Increase
It is one or more in thick dose such as xanthans, polyvinyl alcohol, bentonite, aluminium-magnesium silicate；Preservative such as formaldehyde, benzoic acid, benzoic acid
One or more in sodium, water is deionized water.
To wettable powder, workable auxiliary agent includes：Dispersant such as polycarboxylic acid salt (TERSPERSE2700, T36,
GY-D06 etc.), lignin sulfonate (Ufoxane3A, BorresperseNA, BorresperseCA-SA etc.), naphthalene and alkyl
Naphthalene formaldehyde condensate sulfonates class (NNO, MF, MorwetD-425, TamolNN, TERSPERSE2020 etc.), Nekal BX (two
Sodium butylnaphthalenesulfonate), EO-PO block polyethers class, alkylphenol-polyethenoxy base ether phosphate, alkylphenol-polyethenoxy base ether formaldehyde
Condensate sulfate (SOPA), in it is one or more；Wetting agent such as Sulfates (K-12), Sulfonates (ABS-Na, BX,
Terwet1004 etc.), it is one or more in compound wetting agent (MorwetEFW)；Filler such as diatomite, kaolin, fine particle calcium carbonate, talcum
Powder, white carbon, attapulgite, clay, ammonium sulfate, urea, sucrose, glucose, cornstarch, sodium sulphate, sodium polyphosphate etc.
It is one or more.
Applicant's premenstruum (premenstrua) tests discovery, the composition of the present invention containing compound 1 and emamectin benzoate, to cucumber root
Tie lines worm and wild cabbage diamondback moth preventive effect are notable, good to vegetable safeties such as cucumber, wild cabbage, rapes without poisoning, meet pesticidal preparations
Security requirement.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, present invention following specific examples
It illustrates, but the present invention is limited to absolutely not these examples.It is as described below to be only the preferred embodiment of the present invention, it is used only for explaining
The present invention, but cannot be therefore understands that for the limitation to the scope of the claims of the present invention.It should be pointed out that it is all the present invention spirit and
Any modification, equivalent replacement or improvement etc., should all be included in the protection scope of the present invention made by within principle, therefore,
The protection domain of patent of the present invention should be determined by the appended claims.
Specific implementation mode
(1) Toxicity Determination is tested
Cucumber root-knot nematode and wild cabbage diamondback moth are prevented by Toxicity Determination research compound 1 and emamectin benzoate compounding
Control effect.
1, for the Toxicity Determination of cucumber root-knot nematode
Experiment uses cucumber root-knot nematode (Meloidogynespp.) for controlling object, is compounded with compound 1 and emamectin benzoate
Carry out Toxicity Determination, test method reference《NY/T1833.1-2009 farm-chemical indoor determination test rule nematicides
Part 1 inhibits plant pathogeny line insect to test dip method》.
The pieces of an egg of picking root-knot nematode wash with water from cucumber root, are placed on the wet filter paper of culture dish, at 20~25 DEG C
Hatching obtains age consistent second instar larvae.Cultured nematode is eluted from culture medium with water, is filtered, under 1000r/min
2min is centrifuged, supernatant is abandoned, adds water, then centrifuge, finally nematode is resuspended with water spare floating to 400/mL.
Acetone is added according to the matched proportion density of setting using 81% compound, 1 active compound, emamectin benzoate active compound, is configured to required
Liquid, it is spare.With pipette from low concentration to high concentration, liquid 3mL is drawn successively and is separately added into test tube, system is then drawn
The equivalent nematode suspension mixed in equal amounts got ready is uniform.It is surveyed in 24 hole biochemistry with the above-mentioned mixed liquor of pipette, extract certain volume
In the aperture of test plate (panel), capping, for 24 hours in 25 DEG C of constant temperature incubations.4 repetitions are often handled, with 2.5% acetone soln and without medicament
Processing is as a contrast.
From taken in each processing 1mL mixed liquors under anatomical lens from nematode death condition, should not per repeated observation nematode number
Less than 100, the bus borer population and verge of death borer population of investigation are recorded.Dead nematode is stiff, is touched with hair needle or bamboo silk needle
Still it is unable to bending motion.
According to survey data, the death rate and corrected mortality of each processing are calculated, unit is percentage (%), according to the following formula
It calculates
1 compound 1 of table combines the The Toxicity Determination result to cucumber root-knot nematode with emamectin benzoate
| Treatment agent | LC50(mg/L) | CTC |
| Compound 1 (A) | 6.86 | — |
| Emamectin benzoate (B) | 5.35 | — |
| A:B=1:80 | 5.05 | 106.23 |
| A:B=1:40 | 4.33 | 124.22 |
| A:B=1:20 | 3.87 | 139.71 |
| A:B=1:10 | 3.95 | 138.21 |
| A:B=1:5 | 3.80 | 146.15 |
| A:B=1:2.5 | 3.88 | 147.14 |
| A:B=1:1 | 3.88 | 154.94 |
| A:B=2.5:1 | 4.62 | 137.40 |
| A:B=5:1 | 4.07 | 160.98 |
| A:B=10:1 | 4.68 | 142.91 |
| A:B=20:1 | 4.72 | 143.41 |
| A:B=40:1 | 5.05 | 134.91 |
| A:B=80:1 | 5.36 | 127.54 |
The Toxicity Determination result shows：Compound 1 is with emamectin benzoate in weight ratio 1:40-80:It is used in 1 range, to Huang
Melon root-knot nematode has preferable virulence, with weight ratio 1:20-40:1 carry out mixed acquisition synergy it is more notable, especially exist
Weight ratio 1:5-20:In 1 range, synergy is the most notable.
2, for the Toxicity Determination of wild cabbage diamondback moth.
Controlling object：Wild cabbage diamondback moth (Plutellaxylostella (L.)), test method：With reference to《The Chinese people are total
With state agricultural industry criteria NY/T1154.2-2006》.
First by single dose and each Mixed Pharmacy be arranged 5 various concentration gradients (on the basis of pilot study result, wild cabbage
The diamondback moth death rate is set in the range of 5%~90% by geometric progression).Test worm is the diamondback moth of indoor raising, is being tested
Age uniform diamondback moth is selected in room, 4~8 hours hungry, is beaten with 1 centimetre of card punch of diameter and takes leaf dish, is put into culture
Ware, and pay attention to moisturizing.With capillary dropper since low concentration, drip the 1 μ L liquids of μ L~2 per leaf dish point, waits for that solvent volatilizees
The malicious leaf dish of folder is made in the leaf dish pairing for being coated with gelatinized corn starch with another afterwards, and making, which finishes, to be put in the hole of 12 hole tissue culturing plates.
4 repetitions are often handled, often repeat the malicious leaf dish of no less than 12 folders, and set the processing conduct of the corresponding organic solvent without medicament
Control.1 test worm is inscribed in each hole of tissue culturing plate, is placed under normal condition and cultivates.After connecing worm 2~4 hours, test worm feeding is waited for
After complete drug containing leaf dish, clean feeds are added in cultivation plate hole and continue raising to investigating, eliminates and has not eaten complete leaf dish
Test worm checks dead borer population for 48 hours, calculates the death rate.It is for statistical analysis with DPS data processor softwares, calculate each medicament
LC50The co-toxicity coefficient (CTC) of value and mixture evaluates activity of the reagent agent to test worm with this.
2 compound 1 of table combines the The Toxicity Determination result to wild cabbage diamondback moth with emamectin benzoate
| Treatment agent | LC50(mg/L) | CTC |
| Compound 1 (A) | 37.63 | — |
| Emamectin benzoate (B) | 4.17 | — |
| A:B=1:80 | 3.78 | 111.54 |
| A:B=1:40 | 3.45 | 123.55 |
| A:B=1:20 | 3.33 | 130.76 |
| A:B=1:10 | 3.28 | 138.31 |
| A:B=1:5 | 3.66 | 133.76 |
| A:B=1:2.5 | 4.17 | 134.06 |
| A:B=1:1 | 5.32 | 141.13 |
| A:B=2.5:1 | 8.53 | 133.98 |
| A:B=5:1 | 12.73 | 126.47 |
| A:B=10:1 | 17.34 | 125.48 |
| A:B=20:1 | 22.03 | 123.59 |
| A:B=40:1 | 25.65 | 122.69 |
| A:B=80:1 | 29.53 | 115.94 |
The Toxicity Determination result shows：Compound 1 is with emamectin benzoate in weight ratio 1:40-40:Compounding is to wild cabbage in 1 range
Diamondback moth has preferable virulence, with weight ratio 1:20-2.5:The synergy that compounding obtains in 1 range is more notable, especially
Weight ratio is 1:10-1:In 1 range, synergy is the most notable.
(2) example of formulations
Percentage in formula is weight percentage.
1. example of formulations 1
15% compound 1,1.3% emamectin benzoate, 6.3% Negel, 3% sodium naphthalene sulfonate, 3% dextrin are weighed, it is sliding
Mountain flour adds to 100% parts by weight.Above-mentioned raw materials are uniformly mixed in a stirring kettle, by extruding, granulation, drying, and screened step
Suddenly 1 emamectin benzoate granule of obtained 16.3% compound.
2. example of formulations 2
Weigh 10% compound 1,1.8% emamectin benzoate, 5.5% sodium lignin sulfonate, 3% sodium alkyl sulfonate, 1% polyethylene
Pyrrolidones, kaolin add to 100% parts by weight.Above-mentioned raw materials are uniformly mixed in a stirring kettle, by extruding, granulation, drying,
And 11.8% compound, 1 emamectin benzoate granule is made in screened step.
3. example of formulations 3
Weigh 5% compound 1,5.7% emamectin benzoate, 4% agriculture breast 2201,3% phenethyl phenol polyoxyethylene groups ether phosphate,
3% sodium lignin sulfonate, 3% bentonite, 1.5% xanthans, 4% urea, 1.2% benzoic acid, 1% organic silicon defoamer, go
Ionized water adds to 100%.Above-mentioned raw materials disperse 30min through mixing, high speed shear, and 10.7% chemical combination is made after being sanded with sand mill
1 emamectin benzoate suspending agent of object.
4. example of formulations 4
Weigh 25% compound 1,5% emamectin benzoate, 4% alkylphenol-polyethenoxy base ether sulfonic acid calcium, 3% alkylnaphthalene sulfonate
Formaldehyde condensation products, 3% Negel, talcum powder are filled up to 100%.Above-mentioned raw materials are through mixing, ultra micro air-flow crushing, mixing
Processing step is prepared into 30% compound, 1 emamectin benzoate wettable powder.
5. example of formulations 5
Weigh 30% compound 1,5% emamectin benzoate, 4% polycarboxylate (GY-D06, Huntsman Corporation of the U.S.), 2% wooden
Plain sodium sulfonate, 3% lauryl sodium sulfate, 3% alkylsulfonate sodium, talcum powder add to 100%.The frequent regulation of above-mentioned raw materials takes
The method of water dispersible granules i.e. mixing, ultra micro air-flow crushing, mixing, granulation step produces 35% compound, 1 emamectin benzoate moisture
Shot agent.
6. example of formulations 6
Weigh 20% compound 1,5% emamectin benzoate, 3.5% Nonyl pheno (EO=10) ether phosphate, 3% agriculture breast
700#, 2% agriculture breast 1601,3% Tween-60 #, 1.5% epoxidized soybean oil, 2.5% glycerine, 3% cyclohexanone, 0.5% bentonite,
0.3% sodium benzoate, deionized water add to 100%.25% compound 1 is made through mixing, high speed shearing emulsification in above-mentioned raw materials
Emamectin benzoate water emulsion.
(3) field control effectiveness test
1, to cucumber root-knot nematode field control effectiveness test
(16.3% compound, 1 emamectin benzoate of example of formulations 1 has been carried out in Shouguang City of Shandong Province cucumber booth within 2017
Granula), example of formulations 2 (11.8% compound, 1 emamectin benzoate granule) prevention cucumber root-knot nematode field trial, pass through
It is compared with the effect of 10% compound of comparison medicament, 1 granule, 1.8% emamectin benzoate missible oil, the synergy effect after verification compounding
Fruit.Experiment uses broadcast application, each processing to be repeated 4 times, cell random alignment, per cell 30m2, totally 32 cells.Test Horizon
Smooth, nematode worm amount is big.
Investigation method：Aggrieved suspicious diseased plant is found, is sampled for 5 points using diagonal line, every 3 plants of investigation, calculating incidence,
Disease index and control effect.
Diseased plant stage division：
0 grade：Root system is without insect gall；
1 grade：Root system has a small amount of small insect gall；
3 grades：2/3rds root systems are covered with small insect gall；
5 grades：Root system is covered with small insect gall and has secondary insect gall；
7 grades：Root system forms fibrous root group.
Table 3 prevents the field test results of cucumber root-knot nematode
Table of field test results are bright, example of formulations 1 (16.3% compound, 1 emamectin benzoate granule), example of formulations 2
(11.8% compound, 1 emamectin benzoate granule) has a good control effect to cucumber root-knot nematode, and 15 days preventive effects are high after medicine
In 80%, hence it is evident that be better than 10% compound, 1 granule and 1.8% emamectin benzoate missible oil.It is equal to the growth of cucumber to test all processing
Without apparent harmful effect, cucumber yield is normal.
2, to the field efficiency test of wild cabbage diamondback moth.
Inventor has carried out (10.7% compound, the 1 emamectin benzoate suspension of formulation examples 3 in 2017 in Shouguang City of Shandong Province
Agent), example of formulations 6 (25% compound, 1 emamectin benzoate water emulsion) prevent wild cabbage diamondback moth field control effectiveness test, demonstrate this
Control effect of the medicament to wild cabbage diamondback moth and the safety to wild cabbage.
Trial crops are wild cabbage, and controlling object is diamondback moth.Experimental field soil be sandy loam, middle fertility, each cell
Cultivation condition, water and fertilizer management uniformity.Test medicine and dosage refer to table 4.It it is 40L/ mus with liquid volume, using hand spray
Device uniformly sprays, it is desirable that each cell cabbage leaves uniformly medicine.Blank control separately is set, often handles 4 repetitions, per plot area 28
㎡, totally 32 cells, random district's groups arrange.Insect population is investigated before dispenser, investigates survival insect population number, root respectively within 7,15 days after medicine
Control effect is calculated according to following formula.
Insect population × 100 before Revision insect recluced rate (%)=(borer population living after insect population-medicine before medicine)/medicine
Control effect (%)=(treatment region Revision insect recluced rate-clear area Revision insect recluced rate)/(clear areas 100- insect population declines
Rate) × 100
Table 4 prevents wild cabbage diamondback moth field test results
Table of field test results are bright, example of formulations 3 (10.7% compound, 1 emamectin benzoate suspending agent) and example of formulations
6 (25% compound, 1 emamectin benzoate water emulsions) have a good control effect to wild cabbage diamondback moth, and 15 days preventive effects are higher than after medicine
90%, hence it is evident that be better than 10% compound, 1 granule and 1.8% emamectin benzoate missible oil.Security survey to wild cabbage, after spray daily
Wild cabbage occurs without poisoning phenomenon for observation, each test process.Compared with check plot, processing region wild cabbage yield is higher than check plot
Domain.
In conclusion the composition of the present invention is to use two kinds of active components compound scheme, insecticidal activity is not each group
Active simple superposition is divided other than there is significant insecticidal effect, more to there is significant synergy compared with existing single formulation
Effect, safety is good to making, and meets the security requirement of pesticidal preparations.
Claims (9)
1. a kind of insect-pest exterminating composition of Bao Han oxadiazole thio-ether type compounds, it is characterised in that：The composition includes containing
The 1,3,4- oxadiazoles thio-ether type compounds (compound 1 with following formula) of styryl
And emamectin benzoate.
2. composition as described in claim 1, it is characterised in that：Compound 1 and the weight ratio range of emamectin benzoate are 1:40-
80:1。
3. composition as described in claim 1, it is characterised in that：Compound 1 and the weight ratio range of emamectin benzoate are 1:20-
40:1。
4. composition as described in claim 1, it is characterised in that：Compound 1 and the weight ratio range of emamectin benzoate preferably 1:10-
20:1, more preferable 1:5-10:1.
5. a kind of Pesticidal combination preparation of prevention vegetables underground cable worm and cauline leaf pest, it is characterised in that：Including claim
1-4 any one of them composition and agriculturally acceptable auxiliary agent.
6. preparation as claimed in claim 5, it is characterised in that：The dosage form of the preparation is selected from granule, suspending agent, water and milk
Agent, wettable powder or water dispersible granules.
7. claim 1-4 any one of them Pesticidal combination is in terms of prevention vegetables underground cable worm and ground cauline leaf pest
Purposes.
8. claim 5-6 any one of them Pesticidal combination preparations are in prevention vegetables underground cable worm and ground cauline leaf pest side
The purposes in face.
9. purposes as claimed in claim 7 or 8, it is characterised in that the nematode includes but not limited to root-knot nematode, the stem
Leaf pest includes but not limited to diamondback moth, cabbage caterpillar.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101817858A (en) * | 2010-04-15 | 2010-09-01 | 山东京博控股发展有限公司 | Method for synthesizing emamectin benzoate |
| CN106674147A (en) * | 2016-12-28 | 2017-05-17 | 贵州大学 | Styryl-containing 1,3,4-oxadiazole thioether compound, as well as preparation method and application thereof |
-
2018
- 2018-04-11 CN CN201810324880.6A patent/CN108576023A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101817858A (en) * | 2010-04-15 | 2010-09-01 | 山东京博控股发展有限公司 | Method for synthesizing emamectin benzoate |
| CN106674147A (en) * | 2016-12-28 | 2017-05-17 | 贵州大学 | Styryl-containing 1,3,4-oxadiazole thioether compound, as well as preparation method and application thereof |
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