CN108184860A - A kind of composition pesticide containing nitrile pyrrole mite ester and spiral shell worm ethyl ester and preparation method thereof - Google Patents
A kind of composition pesticide containing nitrile pyrrole mite ester and spiral shell worm ethyl ester and preparation method thereof Download PDFInfo
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- CN108184860A CN108184860A CN201810011042.3A CN201810011042A CN108184860A CN 108184860 A CN108184860 A CN 108184860A CN 201810011042 A CN201810011042 A CN 201810011042A CN 108184860 A CN108184860 A CN 108184860A
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- spiral shell
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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
- A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
- A01N43/56—1,2-Diazoles; Hydrogenated 1,2-diazoles
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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
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/02—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having no bond to a nitrogen atom
- A01N47/06—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having no bond to a nitrogen atom containing —O—CO—O— groups; Thio analogues thereof
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Abstract
The invention discloses a kind of composition pesticide containing nitrile pyrrole mite ester and spiral shell worm ethyl ester and preparation method thereof, the problem of belonging to technical field of pesticide, be difficult to take into account quick-acting and lasting period which solve single pesticide.It mainly includes acceptable excipient on effect ingredient and pesticide, and active ingredient includes nitrile pyrrole mite ester and spiral shell worm ethyl ester；In active ingredient, the mass ratio of nitrile pyrrole mite ester and spiral shell worm ethyl ester is 0.5 3：1.Nitrile pyrrole mite ester and spiral shell worm ethyl ester compounding have the advantages that quick-acting is good, the lasting period is long；Nitrile pyrrole mite ester and spiral shell worm ethyl ester compounding solve the problems, such as that nitrile pyrrole mite ester prevention blister mite effect is poor, while spiral shell worm ethyl ester insecticidal range is wider, can also prevent the suckings pest such as coccid, wood louse, aleyrodid simultaneously；Nitrile pyrrole mite ester is different with the action site of spiral shell worm ethyl ester, and the mechanism of action is also different, and the two compounding can delay the resistance of evil mite to occur.
Description
Technical field
The present invention relates to technical field of pesticide, more specifically, it relates to a kind of containing nitrile pyrrole mite ester and spiral shell worm ethyl ester
Composition pesticide and preparation method thereof.
Background technology
Mite class is under the jurisdiction of Arthropoda, Arachnoidea, Acari.Acarian is in form, habit and habitat etc.
With diversity, distribution is wide, and adaptable, type is various, and estimation has 500,000 kinds in the world.Mainly with young mite, deutonymph, into mite
The intensive vacuum side of blade for infesting fruit tree, vegetables, wheat, corn, cotton, peanut and other crops and ornamental plant is caused harm, to agricultural
Production causes tremendous influence.It is hidden that there is individual small difficult discovery to cause harm for its generation, and type is various to be distributed harm extensively, breeds rapid generation
In generation, is overlapped the features such as serious, chemical agent resistance is generated fast.There may be the mite in all stages in a group, including
Ovum, deutonymph, young mite and into mite, these all determine the more difficult prevention of mite class.On the other hand, peasant is accustomed to that mite killing effect is used continuously again
The good single acaricide of fruit also accelerates acarid and generates resistance speed, many chemical agents is caused to be lost quickly because of resistance problem
Use value.So prevention to Agricultural Mites, it is necessary to accomplish that integrated control, the rational use of medicines, different mechanism acaricide wheels are used,
Proper control time is grasped, selects the timely medication of suitable acaricide, also to ensure used medicament ovum, children in chemical agent selection
Mite, deutonymph are all killed into mite, should ensure that quick-acting will also ensure the lasting period.
Nitrile pyrrole mite ester is new and effective broad spectrum activity acaricide, and the mechanism of action is to hinder the respiration of evil mite, and mitochondria is exhaled
It inhales and stops, leading to cell death, evil mite can be killed immediately.Its action site is electron transport chain complex II, relatively new, and existing
Most of Chemical acaricide action sites are different.Its feature be to young mite, deutonymph, into each breeding time such as mite and ovum will be very
Good control effect, quick-acting good mite killings are quick, in the big generation of tetranychid using also having extraordinary preventive effect, and not by temperature shadow
It rings.Mainly based on tagging, no absorbability, the lasting period is relatively short, slightly poor to ovum preventive effect.
Spiral shell worm ethyl ester is tetronic acid class compound, has interior suction Bidirectional Conduction performance, can effectively prevent hiding pest.Its
The mechanism of action is mainly to inhibit the activity of the acetyl-CoA carboxylase in pest body fat building-up process, destroys the conjunction of lipid
Into the blocking normal energetic supersession of pest.Spiral shell worm ethyl ester high-efficiency broad spectrum can effectively prevent various evil mites and sucking mouth parts evil
Worm.There is excellent preventive effect to young mite, deutonymph, ovum and female adult pest, it is poor to male imago activity.Its lasting period was long, up to 35 days
More than, but quick-acting is poor, larval phase dispenser death in 7 days or so.Due to a large amount of uses of similar compound Envidor, evil mite pair
Spiral shell worm ethyl ester may there is also certain cross resistances.
In conclusion nitrile pyrrole mite ester quick-acting is good, but the lasting period is relatively poor, and the spiral shell worm ethyl ester lasting period is long, quick-acting
Difference.Therefore, how to ensure that quick-acting will also ensure the lasting period, evil mite is avoided to generate cross resistance or delay evil mite to nitrile pyrrole
The generation of the resistance of mite ester and spiral shell worm ethyl ester is urgent problem.
Invention content
In view of the deficienciess of the prior art, the purpose of the present invention one is that providing one kind contains nitrile pyrrole mite ester and spiral shell worm second
The composition pesticide of ester is made composition pesticide by the way that nitrile pyrrole mite ester and spiral shell worm ethyl ester are carried out compounding, solves above-mentioned technology and ask
Topic has the advantages that quick-acting is good, the lasting period is long, evil mite is delayed to generate resistance.
To achieve the above object one, the present invention provides following technical solutions：
A kind of composition pesticide containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, including acceptable figuration in active ingredient and pesticide
Agent, active ingredient include nitrile pyrrole mite ester and spiral shell worm ethyl ester；In active ingredient, the mass ratio of the nitrile pyrrole mite ester and spiral shell worm ethyl ester is
0.5-3：1.
Further preferably, in active ingredient, the mass ratio of the nitrile pyrrole mite ester and spiral shell worm ethyl ester is 1.5：1；
The composition pesticide includes the active ingredient of 5-80wt%, and surplus is acceptable excipient on pesticide.
Further preferably, the composition pesticide is suspending agent, and acceptable excipient includes following on the pesticide
The component of weight percent：
Dispersant 2-5%；
Wetting agent 1-6%；
Propylene glycol 4-8%；
Thickener 0.05-0.4%；
Mould inhibitor 0.1-0.5%；
Antifoaming agent 0.1-0.5%；
Solvent naphtha 5-10%；
Water complements to 100%；
The dispersant is one or more in naphthalene sulfonate, polycarboxylate, lignin, aliphatic alcohol polyether；The wetting
Agent is selected from anionic surfactant or nonionic surface active agent, and the anionic surfactant is selected from 12
At least one of sodium alkyl sulfate, sulfonate, aliphatic acid, aliphatic ester sulfate, phosphate, the non-ionic surface are lived
Property agent in polyoxyethylated alkyl phenol, polyoxyethylene aliphatic alcohol ether, polyoxyethylene polyoxypropylene block copolymer at least
One kind, any one of the thickener in xanthans, Arabic gum, aluminium-magnesium silicate, chitosan.
Further preferably, the active ingredient has further included Jiangnan star fern leaf extract, the Jiangnan star fern leaf extraction
Object and the mass ratio of spiral shell worm ethyl ester are (0.4-0.8)：1.
Further preferably, the active ingredient has further included kwangsi stephania root root tuber extract, the kwangsi stephania root
Root tuber extract and the mass ratio of spiral shell worm ethyl ester are (0.4-1)：1.
Further preferably, the active ingredient has further included Changshan leaf extract, the Changshan leaf extract and spiral shell worm
The mass ratio of ethyl ester is (0.6-1)：1.
Further preferably, the extracting method of the Jiangnan star fern leaf extract includes the following steps：Fresh friendship is allowed
Wooden branch leaf is crushed to 50-100 mesh after drying in the shade, add in the methanol of 10-15 times of quality through ultrasonic wave extraction 6-8min, stand 5min and fall
Go out extracting solution, the methanol for adding 5-8 times of quality repeats extraction 3 times, merges No. four extracting solutions, is evaporated with Rotary Evaporators concentration
To 10ml, Jiangnan star fern leaf extract is obtained.
Further preferably, the extracting method of the kwangsi stephania root root tuber extract includes the following steps：It will be fresh
Kwangsi stephania root root tuber is cleaned air-dried, is crushed to 40-60 mesh, with ethyl acetate degreasing, filtering drying obtains powder, and powder is put
Enter in beaker, add in methanol, solid-liquid ratio 1：(8-12) g/mL, adjusting pH are 3-5, and 8-12h is extracted under the conditions of 35-45 DEG C,
Filtering extracts 3 times, and 3 filtrates are merged, are concentrated under reduced pressure with rotary evaporator, obtained paste is kwangsi stephania root block
Root extract.
Further preferably, the extracting method of the Changshan leaf extract includes the following steps：Fresh Changshan leaf is washed
It is net to air-dry, 30-50 mesh is crushed to, adds in methanol, solid-liquid ratio 1：(5-10) g/mL, to 30-40 DEG C, ultrasonic wave soaks for microwave heating
2-4h is carried, is filtered, is extracted 3 times, 3 filtrates are merged, are concentrated under reduced pressure with rotary evaporator, obtained paste is Changshan leaf
Extract.
The purpose of the present invention two is to provide a kind of preparation side of the composition pesticide containing nitrile pyrrole mite ester and spiral shell worm ethyl ester
Method, the composition pesticide prepared using this method are had the advantages that quick-acting is good, the lasting period is long, evil mite are delayed to generate resistance.
To achieve the above object two, the present invention provides following technical solutions：
A kind of preparation method of the composition pesticide containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, includes the following steps：
Dispersant, wetting agent, propylene glycol, thickener, mould inhibitor, antifoaming agent, solvent naphtha are uniformly mixed by step 1, form the
One mixture；
Jiangnan star fern leaf extract, kwangsi stephania root root tuber extract, Changshan leaf extract are dispersed in water, shape by step 2
Into the second mixture；
Step 3 adds in the second mixture in the first mixture, is uniformly mixed, obtains composition pesticide.
The present invention is compounded using nitrile pyrrole mite ester and spiral shell worm ethyl ester, and first, nitrile pyrrole mite ester quick-acting is good, but lasting period phase
To poor.And spiral shell worm ethyl ester quick-acting is poor, but the lasting period is long, it is possible to provide up to 35 days or more.It has been investigated that the two compounds
Afterwards, it is synergistic, have the advantages that quick-acting is good, the lasting period is long.
Secondly, nitrile pyrrole mite ester prevention blister mite effect is poor, and spiral shell worm ethyl ester can prevent blister mite.The two compounding can solve
The problem of certainly nitrile pyrrole mite ester prevention blister mite effect is poor, while spiral shell worm ethyl ester insecticidal range is wider, can also prevent a red-spotted lizard simultaneously
The suckings pest such as shell worm, wood louse, aleyrodid.
Finally, the nitrile pyrrole mite ester mechanism of action is inhibits evil mite electron transport system Complex II, the spiral shell worm ethyl ester mechanism of action
It is the activity for inhibiting the acetyl-CoA carboxylase in pest body fat building-up process, destroys the synthesis compounding of lipid, the two is made
With site difference, the mechanism of action is also different, and the two compounding can delay the resistance of evil mite to occur.
Since nitrile pyrrole mite ester and spiral shell worm ethyl ester are artificial synthesized pesticide, it can generate pollution during use and pesticide is residual
It stays.Therefore, people increasingly pay attention to the research and development of environmentally friendly botanical pesticide.Inventor grinds by a large amount of screening
Study carefully and test, Jiangnan star fern leaf extract is extracted in the Southern Star fern leaf of the Congjiang, evil mite can be killed, the red spider particularly to citrus
Spider has very high contact toxicity, but the performance of the drug effect of botanical pesticide is slower, is unfavorable for the epizootic disease insect pest of burst
Prevention and control.After Jiangnan star fern leaf extract and nitrile pyrrole mite ester, spiral shell worm ethyl ester are used in compounding by inventor, it has unexpectedly been found that, equal
In the case of preventive effect, the dosage of nitrile pyrrole mite ester and spiral shell worm ethyl ester is not only reduced, and the lasting period is further extended, into
One step improves preventive effect of the pesticide to evil mite, and Jiangnan star fern leaf extract is degradable, environmentally friendly, pollution-free, does not generate agriculture
Medicine remains.
Inventor extracts kwangsi stephania root block respectively by further screening from kwangsi stephania root root tuber and Changshan leaf
Root extract, Changshan leaf extract, kwangsi stephania root root tuber extract, Changshan leaf extract can also kill evil mite, particularly
There is very high contact toxicity to citrus red mite, by Jiangnan star fern leaf extract, kwangsi stephania root root tuber extract, Changshan leaf
It is synergistic after extract and nitrile pyrrole mite ester, spiral shell worm ethyl ester are compounded, significantly reduce the use of nitrile pyrrole mite ester and spiral shell worm ethyl ester
Dose, and the lasting period further extended, further improve preventive effect of the pesticide to evil mite.
Composition pesticide in the present invention can be processed into acceptable any dosage form on pesticide, wherein more excellent on demand
The dosage form is selected to be：Water dispersible granules, suspending agent, wettable powder, further preferably suspending agent.
Composition pesticide in the present invention includes following components in percentage by weight when suspending agent is made：Nitrile pyrrole mite ester 5-
50%, spiral shell worm ethyl ester 1-20%, dispersant 2-5%, wetting agent 1-6%, propylene glycol 4-8%, thickener 0.05-0.4% are mould proof
Agent 0.1-0.5%, antifoaming agent 0.1-0.5%, solvent naphtha 5-10%, water complement to 100%, and above-mentioned each component is uniformly mixed
After be ground, make diameter of particle all at 5 μm hereinafter, be made the present invention composition pesticide suspending agent product.
Composition pesticide in the present invention includes following components in percentage by weight when water dispersible granules are made：Nitrile pyrrole mite ester
5%-60%, spiral shell worm ethyl ester 1-25%, wetting agent 1-5%, dispersant 1-15%, filler complement to 100%, and filler is solubility
Any one in starch, ammonium sulfate, kaolin, diatomite, after above-mentioned each component is uniformly mixed through air-flow crushing, make
The water dispersible granules product of the composition pesticide of the present invention is made in grain, dry, screening.
Composition pesticide in the present invention includes following components in percentage by weight when wettable powder is made：Nitrile pyrrole mite ester
5-50%, spiral shell worm ethyl ester 1-20%, wetting agent 1-3%, dispersant 1-5%, white carbon 3-8%, filler complement to 100%, fill out
Expect for kaolin or precipitated calcium carbonate, above-mentioned each component to be mixed in proportion, is uniformly mixed in a mixer, through air-flow crushing
Machine remixes the wettable powder product that the composition pesticide of the present invention is uniformly made after crushing.
Wherein, antifoaming agent is dimethyl silicone polymer or isooctanol；Mould inhibitor is benzimidazolyl-2 radicals-ylcarbamic acid methyl ester
Or copper 8-quinolinolate.
In conclusion compared with prior art, the invention has the advantages that：
(1) mechanism of action of nitrile pyrrole mite ester for inhibit evil mite electron transport system Complex II, nitrile pyrrole mite ester mainly with tag for
Main, no absorbability, prevention evil mite quick-acting is very good, and spiral shell worm ethyl ester is tetronic acid class compound, has interior suction Bidirectional Conduction
Can, hiding pest can be effectively prevented, the mechanism of action is mainly the acetyl coenzyme A inhibited in pest body fat building-up process
The activity of carboxylase destroys the synthesis of lipid, blocks the normal energetic supersession of pest, has to larva, young mite, ovum and female adult pest
Excellent preventive effect, poor to male imago activity, the lasting period is long, synergistic after 35 days or more, the two compounding, has speed
The advantages of effect property is good, the lasting period is long；
(2) nitrile pyrrole mite ester prevention blister mite effect is poor, and spiral shell worm ethyl ester can prevent blister mite, and the two compounding can solve nitrile pyrrole
The problem of mite ester prevention blister mite effect is poor, while spiral shell worm ethyl ester insecticidal range is wider, can also prevent coccid, wood simultaneously
The suckings pest such as lice, aleyrodid；
(3) for the nitrile pyrrole mite ester mechanism of action to inhibit evil mite electron transport system Complex II, the spiral shell worm ethyl ester mechanism of action is to inhibit
The activity of acetyl-CoA carboxylase in pest body fat building-up process destroys the synthesis compounding of lipid, the two action site
Difference, the mechanism of action is also different, and the two compounding can delay the resistance of evil mite to occur；
(4) Jiangnan star fern leaf extract can kill evil mite, particularly have very high contact toxicity to citrus red mite,
But the drug effect of botanical pesticide plays slower, is unfavorable for the prevention and control of the epizootic disease insect pest of burst, inventor is by Jiangnan star fern
After leaf extract is used in compounding with nitrile pyrrole mite ester, spiral shell worm ethyl ester, it has unexpectedly been found that, in the case of equal preventive effect, not only reduce
The dosage of nitrile pyrrole mite ester and spiral shell worm ethyl ester, and the lasting period further extended, further improve pesticide to evil mite
Preventive effect, Jiangnan star fern leaf extract is environmentally friendly, pollution-free, does not generate pesticide residue；
(5) it has been investigated that, Jiangnan star fern leaf extract, kwangsi stephania root root tuber extract, Changshan leaf extract and nitrile pyrrole mite
It is synergistic after ester, spiral shell worm ethyl ester are compounded, significantly reduce the dosage of nitrile pyrrole mite ester and spiral shell worm ethyl ester, and holding effect
Phase is further extended, and further improves preventive effect of the pesticide to evil mite.
Description of the drawings
Fig. 1 is the process flow chart of the present invention.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention will be described in detail.
A kind of premixing of the active ingredient of the composition pesticide containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, according to matching for table 1
Side weighs nitrile pyrrole mite ester and spiral shell worm ethyl ester, is mixed uniformly.
The proportioning of 1 active ingredient of table
Embodiment 1：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, is made according to following steps：
By the formula ratio of table 2 weigh nitrile pyrrole mite ester, spiral shell worm ethyl ester, dispersant, wetting agent, propylene glycol, thickener, mould inhibitor, antifoaming agent,
Each component is ground by solvent naphtha, water after mixing, makes diameter of particle all at 5 μm hereinafter, the pesticide of the present invention is made
The suspending agent product of composition.
Wherein, dispersant is naphthalene sulfonate；Wetting agent is lauryl sodium sulfate；Thickener is xanthans；Mould inhibitor is
Benzimidazolyl-2 radicals-ylcarbamic acid methyl ester；Antifoaming agent is dimethyl silicone polymer.
The formula (suspending agent) of 2 embodiment 1-5 of table
Embodiment 6：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, it is different from embodiment 1 it
It is in dispersant is polycarboxylate.
Embodiment 7：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, dispersant is lignin.
Embodiment 8：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, dispersant is aliphatic alcohol polyether.
Embodiment 9：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, wetting agent is sulfonate.
Embodiment 10：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, wetting agent is aliphatic acid.
Embodiment 11：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, wetting agent is aliphatic ester sulfate.
Embodiment 12：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, wetting agent is phosphate.
Embodiment 13：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, wetting agent is polyoxyethylated alkyl phenol.
Embodiment 14：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, wetting agent is polyoxyethylene aliphatic alcohol ether.
Embodiment 15：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, wetting agent is polyoxyethylene polyoxypropylene block copolymer.
Embodiment 16：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, thickener is Arabic gum.
Embodiment 17：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, thickener is aluminium-magnesium silicate.
Embodiment 18：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, thickener is chitosan.
Embodiment 19-25：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1
The difference lies in the content of each component is different in composition pesticide, and component and content are as shown in table 3.
The formula (suspending agent) of 3 embodiment 19-25 of table
Embodiment 26：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, it is different from embodiment 1 it
It is in the number of active ingredient is A.
Embodiment 27：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, the number of active ingredient is B.
Embodiment 28：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, the number of active ingredient is D.
Embodiment 29：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, the number of active ingredient is E.
Embodiment 30：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, the number of active ingredient is F.
Embodiment 31：A kind of composition pesticide (water dispersible granules) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, embodiment 1
The difference lies in including following components in percentage by weight：Active ingredient (C) 30%, wetting agent 3%, dispersant 8% are filled out
Material complements to 100%；Through air-flow crushing, granulation, drying, screening after above-mentioned each component is uniformly mixed, it is made the present invention's
The water dispersible granules product of composition pesticide.
Wherein, dispersant is naphthalene sulfonate；Wetting agent is lauryl sodium sulfate；Filler is diatomite.
Embodiment 32：A kind of composition pesticide (wettable powder) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, embodiment 1
The difference lies in including following components in percentage by weight：Active ingredient (C) 30%, wetting agent 2%, dispersant 3%, in vain
Carbon black 5%, filler complements to 100%, and above-mentioned each component is mixed in proportion, is uniformly mixed in a mixer, through air-flow powder
Broken machine remixes the wettable powder product that the composition pesticide of the present invention is uniformly made after crushing.
Wherein, dispersant is naphthalene sulfonate；Wetting agent is lauryl sodium sulfate；Filler is kaolin.
Embodiment 33：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, the number of active ingredient is the G1 in table 4；
The extracting method of Jiangnan star fern leaf extract includes the following steps：50 are crushed to after fresh Folium seu Semen Daphniphylli macropodi branches and leaves are dried in the shade
Mesh adds in the methanol of 10 times of quality through ultrasonic wave extraction 6min, stands 5min and pour out extracting solution, add the methanol of 5 times of quality
Extraction 3 times is repeated, merges No. four extracting solutions, is evaporated with Rotary Evaporators concentration to 10ml, obtains Jiangnan star fern leaf extract.
Composition pesticide is made according to following steps：Step 1, by dispersant, wetting agent, propylene glycol, thickener, mould proof
Agent, antifoaming agent, solvent naphtha are uniformly mixed, and form the first mixture；Jiangnan star fern leaf extract is added in the first mixing by step 2
In object, it is uniformly mixed.Composition pesticide (suspending agent) is made according to following steps：Each component is ground after mixing,
Make diameter of particle all at 5 μm hereinafter, the suspending agent product of the composition pesticide of the present invention is made.
Embodiment 34：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 33
The difference lies in the number of active ingredient is G2.
Embodiment 35：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 33
The difference lies in the number of active ingredient is G3.
Embodiment 36：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 33
The difference lies in the extracting method of Jiangnan star fern leaf extract includes the following steps：After fresh Folium seu Semen Daphniphylli macropodi branches and leaves are dried in the shade
80 mesh are crushed to, the methanol of 13 times of quality is added in through ultrasonic wave extraction 7min, stands 5min and pour out extracting solution, add 6 times of matter
The methanol of amount repeats extraction 3 times, merges No. four extracting solutions, is evaporated with Rotary Evaporators concentration to 10ml, obtains Jiangnan star fern leaf
Extract.
Embodiment 37：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 33
The difference lies in the extracting method of Jiangnan star fern leaf extract includes the following steps：After fresh Folium seu Semen Daphniphylli macropodi branches and leaves are dried in the shade
100 mesh are crushed to, the methanol of 15 times of quality is added in through ultrasonic wave extraction 8min, stands 5min and pour out extracting solution, add 8 times of matter
The methanol of amount repeats extraction 3 times, merges No. four extracting solutions, is evaporated with Rotary Evaporators concentration to 10ml, obtains Jiangnan star fern leaf
Extract.
The proportioning of the active ingredient of 4 embodiment 33-35 of table
Embodiment 38：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, it is different from embodiment 1 it
It is in the number of active ingredient is the H1 in table 5；
The extracting method of kwangsi stephania root root tuber extract includes the following steps：Fresh kwangsi stephania root root tuber is cleaned into wind
It is dry, 40 mesh are crushed to, with ethyl acetate degreasing, filtering drying obtains powder, and powder is put into beaker, adds in methanol, feed liquid
Than being 1：8g/mL, it is 3 to adjust pH, and 12h is extracted under the conditions of 35 DEG C, is filtered, and is extracted 3 times, and 3 filtrates are merged, are steamed with rotation
It sends out device to be concentrated under reduced pressure, obtained paste is kwangsi stephania root root tuber extract.
Composition pesticide is made according to following steps：Step 1, by dispersant, wetting agent, propylene glycol, thickener, mould proof
Agent, antifoaming agent, solvent naphtha are uniformly mixed, and form the first mixture；Kwangsi stephania root root tuber extract is added in first by step 2
In mixture, it is uniformly mixed.Composition pesticide (suspending agent) is made according to following steps：Each component is ground after mixing
Mill makes diameter of particle all at 5 μm hereinafter, the suspending agent product of the composition pesticide of the present invention is made.
Embodiment 39：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 38
The difference lies in the number of active ingredient is the H2 in table 5.
Embodiment 40：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 38
The difference lies in the number of active ingredient is the H3 in table 5.
Embodiment 41：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 38
The difference lies in the extracting method of kwangsi stephania root root tuber extract includes the following steps：By fresh kwangsi stephania root block
Root is cleaned air-dried, is crushed to 50 mesh, and with ethyl acetate degreasing, filtering drying obtains powder, and powder is put into beaker, adds in first
Alcohol, solid-liquid ratio 1：10g/mL, it is 4 to adjust pH, and 10h is extracted under the conditions of 40 DEG C, is filtered, and is extracted 3 times, and 3 filtrates are merged,
It is concentrated under reduced pressure with rotary evaporator, obtained paste is kwangsi stephania root root tuber extract.
Embodiment 42：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 38
The difference lies in the extracting method of kwangsi stephania root root tuber extract includes the following steps：By fresh kwangsi stephania root block
Root is cleaned air-dried, is crushed to 60 mesh, and with ethyl acetate degreasing, filtering drying obtains powder, and powder is put into beaker, adds in first
Alcohol, solid-liquid ratio 1：12g/mL, it is 5 to adjust pH, and 8h is extracted under the conditions of 45 DEG C, is filtered, and is extracted 3 times, and 3 filtrates are merged,
It is concentrated under reduced pressure with rotary evaporator, obtained paste is kwangsi stephania root root tuber extract.
The proportioning of the active ingredient of 5 embodiment 38-40 of table
Embodiment 43：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, it is different from embodiment 1 it
It is in the number of active ingredient is the I1 in table 6；
The extracting method of Changshan leaf extract includes the following steps：Fresh Changshan leaf is cleaned air-dried, be crushed to 30 mesh, added in
Methanol, solid-liquid ratio 1：5g/mL, to 30 DEG C, ultrasonic-leaching 4h, filtering extracts 3 times for microwave heating, and 3 filtrates are merged,
It is concentrated under reduced pressure with rotary evaporator, obtained paste is Changshan leaf extract.
Composition pesticide is made according to following steps：Step 1, by dispersant, wetting agent, propylene glycol, thickener, mould proof
Agent, antifoaming agent, solvent naphtha are uniformly mixed, and form the first mixture；Changshan leaf extract is added in the first mixture by step 2
In, it is uniformly mixed.Composition pesticide (suspending agent) is made according to following steps：Each component is ground after mixing, is made
Diameter of particle is all at 5 μm hereinafter, be made the suspending agent product of the composition pesticide of the present invention.
Embodiment 44：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 43
The difference lies in the number of active ingredient is the I2 in table 6.
Embodiment 45：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 43
The difference lies in the number of active ingredient is the I3 in table 6.
Embodiment 46：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 43
The difference lies in the extracting method of Changshan leaf extract includes the following steps：Fresh Changshan leaf is cleaned air-dried, be crushed to
40 mesh add in methanol, solid-liquid ratio 1：8g/mL, to 35 DEG C, ultrasonic-leaching 3h, filtering extracts 3 times, by 3 times for microwave heating
Filtrate merges, and is concentrated under reduced pressure with rotary evaporator, obtained paste is Changshan leaf extract.
Embodiment 47：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 43
The difference lies in the extracting method of Changshan leaf extract includes the following steps：Fresh Changshan leaf is cleaned air-dried, be crushed to
50 mesh add in methanol, solid-liquid ratio 1：10g/mL, to 40 DEG C, ultrasonic-leaching 2h, filtering extracts 3 times, by 3 times for microwave heating
Filtrate merges, and is concentrated under reduced pressure with rotary evaporator, obtained paste is Changshan leaf extract.
The proportioning of the active ingredient of 6 embodiment 43-45 of table
Embodiment 48：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, it is different from embodiment 1 it
It is in the component and content of active ingredient are as shown in table 7, including following components in percentage by weight：Active ingredient 30%,
Dispersant 1%, wetting agent 2%, propylene glycol 4%, thickener 0.1%, mould inhibitor 0.2%, antifoaming agent 0.2%, solvent naphtha 5%,
Water complements to 100%；As shown in Figure 1, it is made by following steps：
Dispersant, wetting agent, propylene glycol, thickener, mould inhibitor, antifoaming agent, solvent naphtha are uniformly mixed by step 1, form the
One mixture；
Jiangnan star fern leaf extract, kwangsi stephania root root tuber extract, Changshan leaf extract are dispersed in water, shape by step 2
Into the second mixture；
Step 3 adds in the second mixture in the first mixture, is uniformly mixed, obtains composition pesticide.
Composition pesticide (suspending agent) is made according to following steps：Each component is ground after mixing, makes particle
Grain size is all at 5 μm hereinafter, be made the suspending agent product of the composition pesticide of the present invention.
The proportioning of the active ingredient of 7 embodiment 48 of table
Control sample 1：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, it is different from embodiment 1 it
It is in the number of active ingredient is J.
Control sample 2：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, the number of active ingredient is K.
Control sample 3：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, the number of active ingredient is L.
Control sample 4：A kind of composition pesticide (suspending agent) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 1 not
It is with part, the number of active ingredient is M.
Control sample 5：A kind of composition pesticide (water dispersible granules) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 31
The difference lies in the number of active ingredient is J.
Control sample 6：A kind of composition pesticide (water dispersible granules) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 31
The difference lies in the number of active ingredient is M.
Control sample 7：A kind of composition pesticide (wettable powder) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 32
The difference lies in the number of active ingredient is J.
Control sample 8：A kind of composition pesticide (wettable powder) containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, with embodiment 32
The difference lies in the number of active ingredient is M.
Control sample 9：A kind of nitrile pyrrole mite ester active compound, content 95%.
Control sample 10：A kind of spiral shell worm ethyl ester active compound, content 96%.
Control sample 11：A kind of Jiangnan star fern leaf extract, extracting method include the following steps：By fresh Folium seu Semen Daphniphylli macropodi branch
Leaf is crushed to 50 mesh after drying in the shade, add in the methanol of 10 times of quality through ultrasonic wave extraction 6min, stand 5min and pour out extracting solution, then add
The methanol for entering 5 times of quality repeats extraction 3 times, merges No. four extracting solutions, is evaporated with Rotary Evaporators concentration to 10ml, obtains Jiangnan
Star fern leaf extract.
Control sample 12：A kind of kwangsi stephania root root tuber extract, extracting method include the following steps：By fresh Guangxi
Stephania epigaea root tuber is cleaned air-dried, is crushed to 40 mesh, with ethyl acetate degreasing, filtering drying obtains powder, and powder is put into beaker
In, add in methanol, solid-liquid ratio 1：8g/mL, it is 3 to adjust pH, and 12h is extracted under the conditions of 35 DEG C, is filtered, and is extracted 3 times, by 3 times
Filtrate merges, and is concentrated under reduced pressure with rotary evaporator, obtained paste is kwangsi stephania root root tuber extract.
Control sample 13：A kind of Changshan leaf extract, extracting method include the following steps：Fresh Changshan leaf is cleaned into wind
It is dry, 30 mesh are crushed to, add in methanol, solid-liquid ratio 1：5g/mL, microwave heating is to 30 DEG C, ultrasonic-leaching 4h, filtering, extraction 3
It is secondary, 3 filtrates are merged, are concentrated under reduced pressure with rotary evaporator, obtained paste is Changshan leaf extract.
The proportioning of the active ingredient of 8 control sample of table
Experiment one, the composition pesticide containing nitrile pyrrole mite ester and spiral shell worm ethyl ester test citrus red mite joint toxicity measuring
(1) subjects：Citrus red mite, acquired from Guangxi citrus research institute orchard citrus red mite of the same size it is female into
Mite is used for joint toxicity measuring.
(2) test specimen：It is right by embodiment 1, embodiment 26-35, embodiment 38-40, embodiment 43-45, embodiment 48
1-4 in the same old way, control sample 11-13 such as are dissolved at the water of quality, are used after being uniformly dispersed；Control sample 9-10 is diluted with water to respectively
30% uses.
(3) test method：The small culture dish of diameter 9cm is buckled in the big culture dish of diameter 12cm, in big culture dish
Clear water is added in, small culture dish covers with gauze, and water segregation raising platform is made, Citrus leaf is cleaned and is dried, is cut into the small of 3cm*3cm
Square, blade face are attached to downward on water segregation raising platform.Every piece of blade connect it is female into mite 30, by the vanelets immersion test sample with mite
It in product (control sample is clear water), gently shakes, is taken out after 5s, then put back on raising platform, blotted with blotting paper remaining around mite body
Liquid, most postposition (25 ± 1) DEG C are raised in the illumination box of relative humidity 75-85%, 16h/d.It is per treatment with female into mite
90, in triplicate.After processing for 24 hours, 48h check dead mite number.Using the abundant methods of Sun Yun, the common poison of each test sample is obtained
Coefficient.
(4) result of the test：Result of the test is referring to table 9.
9 co-toxicity coefficient result of the test of table
(5) interpretation of result is tested：(a) for suspending agent, water dispersible granules and wettable powder, active ingredient accounts for pesticide combination
In the case that the weight ratio of object is constant, the mass ratio of nitrile pyrrole mite ester and spiral shell worm ethyl ester is in 0.5-3：When between 1, co-toxicity coefficient is big
In 110, show that nitrile pyrrole mite ester and spiral shell worm ethyl ester are used in compounding with apparent synergistic effect, when nitrile pyrrole mite ester and spiral shell worm ethyl ester
Mass ratio is 1.5:When 1, co-toxicity coefficient is maximum, has best synergistic effect.(b) the wherein matter of nitrile pyrrole mite ester and spiral shell worm ethyl ester
Amount is than in the case of identical, suspending agent has maximum co-toxicity coefficient, shows to be prepared into the nitrile pyrrole mite ester of suspending agent and spiral shell worm second
Ester composition pesticide has optimal control effect.(c) wherein nitrile pyrrole mite ester is identical with the mass ratio of spiral shell worm ethyl ester, active ingredient
Jiangnan star fern leaf extract, kwangsi stephania root root tuber extract, Changshan are separately added into the case that total amount is identical, in active ingredient
After leaf extract, co-toxicity coefficient has promotion, and Jiangnan star fern leaf extract, kwangsi stephania root root tuber extract, Changshan leaf
Synergistic after extract and nitrile pyrrole mite ester and spiral shell worm ethyl ester are used in compounding, co-toxicity coefficient is up to 138.9.
Experiment two contains nitrile pyrrole mite ester and the composition pesticide of spiral shell worm ethyl ester prevention citrus red mite field trial
(1) test specimen：Embodiment 1-48, control sample 1-13.It is identical that above-mentioned composition pesticide is configured to active ingredient total amount
Medicament, as test specimen.There are three types of specification 60mg/kg, 70mg/kg, 80mg/kg for dispenser dosage.
(2) investigation and computational methods：In the sampling of 5 points of test area inner opposite angle line, every is fixed 3 plants, every plant of fixation goes up,
In, lower 3 leaves, before dispenser and 7 days, 14 days and 21 days after dispenser check remaining living borer population, calculate preventive effect.The computational methods of preventive effect
For：Preventive effect (%)=(treatment region Revision insect recluced rate-control Revision insect recluced rate)/(100- check plots Revision insect recluced rate) * 100%,
Wherein Revision insect recluced rate (%)=(larva number after medicine prelarva number-medicine)/medicine prelarva number * 100%.
(3) result of the test：Result of the test is as shown in table 10.
The result of the test of the experiment of table 10 two
Test two interpretations of result：(a) compared with nitrile pyrrole mite ester and spiral shell worm ethyl ester is used alone, the two is used in compounding, is not only existed
Preventive effect is improved in a short time, and higher preventive effect is still maintained after 21 days, illustrates the composition pesticide quick-acting in the present invention
Well, the lasting period is long；(d) compared with nitrile pyrrole mite ester and spiral shell worm ethyl ester is used alone, the two is used in compounding, whether water-dispersible grain
Agent, suspending agent or wettable powder can improve the preventive effect to citrus red mite, and wherein suspending agent is prevented with relatively best
Effect, shows nitrile pyrrole mite ester and spiral shell worm ethyl ester being used in compounding, can effectively reduce the usage amount of pesticide；(c) wherein nitrile pyrrole mite ester
In the case that, active ingredient total amount identical with the mass ratio of spiral shell worm ethyl ester is identical, Jiangnan star fern leaf is separately added into active ingredient
After extract, kwangsi stephania root root tuber extract, Changshan leaf extract, the preventive effect of 7d, 14d and 21d have promotion, illustrate river
Southern Star fern leaf extract, kwangsi stephania root root tuber extract, Changshan leaf extract and nitrile pyrrole mite ester and spiral shell worm ethyl ester are used in compounding
Afterwards, it is synergistic；(d) in the case of equal preventive effect, the dosage of nitrile pyrrole mite ester and spiral shell worm ethyl ester, Er Qiechi are not only reduced
The effect phase is further extended, and further improves preventive effect of the pesticide to evil mite, Jiangnan star fern leaf extract, kwangsi stephania root block
Root extract, Changshan leaf extract are environmentally friendly, pollution-free, do not generate pesticide residue；(e) observation plant during experiment
Growing state does not find poisoning, shows, using three kinds of dispenser dosage in experiment, poisoning not to be generated to the growth of citrus,
It is safe to use.
The above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of composition pesticide containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, which is characterized in that including in active ingredient and pesticide
Acceptable excipient, active ingredient include nitrile pyrrole mite ester and spiral shell worm ethyl ester；In active ingredient, the nitrile pyrrole mite ester and spiral shell worm second
The mass ratio of ester is 0.5-3：1.
2. the composition pesticide according to claim 1 containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, which is characterized in that effectively into
In point, the mass ratio of the nitrile pyrrole mite ester and spiral shell worm ethyl ester is 1.5：1；
The composition pesticide includes the active ingredient of 5-80wt%, and surplus is acceptable excipient on pesticide.
3. the composition pesticide according to claim 1 containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, which is characterized in that the agriculture
Drug composition is suspending agent, and acceptable excipient includes following components in percentage by weight on the pesticide：
Dispersant 2-5%；
Wetting agent 1-6%；
Propylene glycol 4-8%；
Thickener 0.05-0.4%；
Mould inhibitor 0.1-0.5%；
Antifoaming agent 0.1-0.5%；
Solvent naphtha 5-10%；
Water complements to 100%；
The dispersant is one or more in naphthalene sulfonate, polycarboxylate, lignin, aliphatic alcohol polyether；The wetting
Agent is selected from anionic surfactant or nonionic surface active agent, and the anionic surfactant is selected from 12
At least one of sodium alkyl sulfate, sulfonate, aliphatic acid, aliphatic ester sulfate, phosphate, the non-ionic surface are lived
Property agent in polyoxyethylated alkyl phenol, polyoxyethylene aliphatic alcohol ether, polyoxyethylene polyoxypropylene block copolymer at least
One kind, any one of the thickener in xanthans, Arabic gum, aluminium-magnesium silicate, chitosan.
4. the composition pesticide according to claim 1 containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, which is characterized in that described to have
Effect ingredient has further included Jiangnan star fern leaf extract, and the mass ratio of the Jiangnan star fern leaf extract and spiral shell worm ethyl ester is（0.4-
0.8）：1.
5. the composition pesticide according to claim 1 containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, which is characterized in that described to have
Effect ingredient has further included the mass ratio of kwangsi stephania root root tuber extract, the kwangsi stephania root root tuber extract and spiral shell worm ethyl ester
For（0.4-1）：1.
6. the composition pesticide according to claim 1 containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, which is characterized in that described to have
Effect ingredient has further included Changshan leaf extract, and the mass ratio of the Changshan leaf extract and spiral shell worm ethyl ester is（0.6-1）：1.
7. the composition pesticide according to claim 4 containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, which is characterized in that the river
The extracting method of Southern Star fern leaf extract includes the following steps：50-100 mesh is crushed to after fresh Folium seu Semen Daphniphylli macropodi branches and leaves are dried in the shade,
The methanol of 10-15 times of quality is added in through ultrasonic wave extraction 6-8min, 5min is stood and pours out extracting solution, adds 5-8 times of quality
Methanol repeats extraction 3 times, merges No. four extracting solutions, is evaporated with Rotary Evaporators concentration to 10ml, obtains Jiangnan star fern leaf extraction
Object.
8. the composition pesticide according to claim 5 containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, which is characterized in that described wide
The extracting method of western Stephania epigaea root tuber extract includes the following steps：Fresh kwangsi stephania root root tuber is cleaned to air-dried, crushing
To 40-60 mesh, with ethyl acetate degreasing, filtering drying obtains powder, and powder is put into beaker, adds in methanol, and solid-liquid ratio is
1：（8-12）G/mL, adjusting pH are 3-5, and 8-12h is extracted under the conditions of 35-45 DEG C, are filtered, and are extracted 3 times, and 3 filtrates are merged,
It is concentrated under reduced pressure with rotary evaporator, obtained paste is kwangsi stephania root root tuber extract.
9. the composition pesticide according to claim 6 containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, which is characterized in that described normal
The extracting method of mountain leaf extract includes the following steps：Fresh Changshan leaf is cleaned air-dried, be crushed to 30-50 mesh, add in first
Alcohol, solid-liquid ratio 1：（5-10）G/mL, to 30-40 DEG C, ultrasonic-leaching 2-4h, filtering extracts 3 times for microwave heating, by 3 filters
Liquid merges, and is concentrated under reduced pressure with rotary evaporator, obtained paste is Changshan leaf extract.
10. a kind of preparation method of the composition pesticide containing nitrile pyrrole mite ester and spiral shell worm ethyl ester, which is characterized in that including following step
Suddenly：
Dispersant, wetting agent, propylene glycol, thickener, mould inhibitor, antifoaming agent, solvent naphtha are uniformly mixed by step 1, form the
One mixture；
Jiangnan star fern leaf extract, kwangsi stephania root root tuber extract, Changshan leaf extract are dispersed in water, shape by step 2
Into the second mixture；
Step 3 adds in the second mixture in the first mixture, is uniformly mixed, obtains composition pesticide.
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| CN111789122A (en) * | 2019-04-09 | 2020-10-20 | 浙江省化工研究院有限公司 | Acaricidal composition containing oxapyrile-acarbonitrile and spirocyclic tetronic acid pesticide |
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Application publication date: 20180622 |