CN109090129A - A kind of Pesticidal combination and application thereof containing cycolxylidin and flonicamid - Google Patents

A kind of Pesticidal combination and application thereof containing cycolxylidin and flonicamid Download PDF

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Publication number
CN109090129A
CN109090129A CN201811153734.8A CN201811153734A CN109090129A CN 109090129 A CN109090129 A CN 109090129A CN 201811153734 A CN201811153734 A CN 201811153734A CN 109090129 A CN109090129 A CN 109090129A
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China
Prior art keywords
flonicamid
cycolxylidin
pesticidal combination
agent
combination containing
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Application number
CN201811153734.8A
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Inventor
王金英
王金生
王涛
王海勇
张璇
李三朵
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Foshan Ruisheng Technology Co Ltd
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Foshan Ruisheng Technology Co Ltd
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Priority to CN201811153734.8A priority Critical patent/CN109090129A/en
Publication of CN109090129A publication Critical patent/CN109090129A/en
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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
    • A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
    • A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N51/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds having the sequences of atoms O—N—S, X—O—S, N—N—S, O—N—N or O-halogen, regardless of the number of bonds each atom has and with no atom of these sequences forming part of a heterocyclic ring

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  • Life Sciences & Earth Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

The invention belongs to technical field of pesticide, it is related to a kind of Pesticidal combination containing cycolxylidin and flonicamid, further relate to the purposes of the Pesticidal combination, the active constituent of the Pesticidal combination includes cycolxylidin and flonicamid, the cycolxylidin and the weight ratio of flonicamid are 1:50~50:1, and it is 5%~50% that wherein cycolxylidin and flonicamid, which account for the weight percentage in Pesticidal combination,.Pesticidal combination of the invention compares single dose, can effectively improve to agricultural pests, especially reduce use cost to reduce dosage and times for spraying to the practical control efficiency of Cucumber blight and brown plant-hopper.

Description

A kind of Pesticidal combination and application thereof containing cycolxylidin and flonicamid
Technical field
The invention belongs to technical field of pesticide, are related to a kind of Pesticidal combination containing cycolxylidin and flonicamid, also It is related to the purposes of the Pesticidal combination.
Background technique
Cycolxylidin is for Wuhan Engineering Univ with Wuhan Zhongxin Chemical Co., Ltd.'s cooperation research and development with independent intellectual production The anabasine pesticide of power can be used for preventing and treating the homoptera pest on crops, and it is preferable to show that it has through field control effectiveness test Pest controling effect.
Flonicamid (flonicamid) is a kind of novel low-toxicity picolinamide class insect growth regulator, IGR insecticides. Flonicamid, which removes to have, tags and stomach poison function, also has good never poison and quick antifeedant effect.The piercing and suckings such as aphid After formula mouthpart insect feeding sucking is with the water of flonicamid, it can be prevented to inhale juice by rapid, not have completely within an hour There is excreta appearance, finally because hungry dead, drug effect is slower.It can from root to stem, leaf portion permeate, but from leaf portion to stem, Root osmosis is relatively weak.It has high safety to people, animal, environment.
Drug cost is higher when flonicamid is used alone, and not only limits its popularization and application to a certain extent, and And drug effect is slower, long-term be used alone be easy to cause pest resistance degree to be continuously increased in addition.By the pesticide of different role mechanism Compounding or mixture are carried out, is the common methods for preventing and treating agriculture resistant insect.It is screened by formulation of pesticide, filters out and reasonably match Side can effectively improve practical control efficiency, reduce dosage, reduce cost, delay the generation of pest resistance to insecticide, extend medicament Service life is the important means of integrated pest management.Cycolxylidin is compounded and/or is mixed with flonicamid by the present invention Match, avoid that flonicamid drug cost is higher and the slow problem of drug effect well, does not see the report for having the composition also at present Road.
Summary of the invention
Regarding the issue above, the present invention provides the Pesticidal combination that a kind of synergy is obvious, drug cost is low.
It is a further object of the present invention to provide the applications that the Pesticidal combination is used to prevent or control agricultural pests, such as answer For preventing or controlling Homoptera and lepidoptera pest, further preferably prevent and control aphid, planthopper, thrips, aleyrodid Deng.
To achieve the above object, the technical scheme adopted by the invention is that:
The weight ratio of a kind of Pesticidal combination containing cycolxylidin and flonicamid, cycolxylidin and flonicamid is 1:50~50:1.
Further, the cycolxylidin and the weight ratio of flonicamid are 1:20~20:1.
Further, the cycolxylidin and the weight ratio of flonicamid are 1:10~10:1.
Further, the cycolxylidin and the weight ratio of flonicamid are 1:5~5:1.
It is 5%~50% that the cycolxylidin and flonicamid, which account for the weight percentage in Pesticidal combination,.
Further, the cycolxylidin and flonicamid account for the weight percentage in Pesticidal combination be 10%~ 35%.
Pesticidal combination provided by the invention, active constituent include cycolxylidin and flonicamid, further include other agricultures Pesticidal combination of the invention is prepared into any one by acceptable auxiliary element in industry with conventional Pesticide formulation method Dosage form used in the suitable agricultural production of kind.
Further, the dosage form includes but is not limited to suspending agent, seed coat agent, water dispersible granules, wettable powder, outstanding cream Agent, aqueous emulsion, microcapsule suspending agent, microemulsion, microcapsule suspension-suspendinagent agent, soluble powder, further preferably suspending agent, water Dispersible granule and wettable powder.
Further, other described auxiliary elements include but is not limited to solvent, dispersing agent, wetting agent, preservative, synergy Agent, thickener, PH regulator, defoaming agent, antifreezing agent, disintegrating agent, binder, filler, these are to be beneficial to effective component to exist In storage and use stable and drug effect play, commercially available known substance can be passed through.
Further, solvent is selected from acetone, butanone, cyclohexanone, toluene, dimethylbenzene, trimethylbenzene, durene, methyl naphthalene, oil One of sour methyl esters, ethyl acetate, fatty acid methyl ester are a variety of.
Further, dispersing agent is selected from Sodium Polyacrylate, di-2-ethylhexylphosphine oxide naphthalene sulfonate, alkyl benzene sulfonate calcium salt, alkylbenzene One of sulfonic amine salt is a variety of.
Further, wetting agent is selected from Teepol, fatty alcohol polyoxyethylene ether, lauryl sodium sulfate, nonyl One of phenol polyethenoxy ether is a variety of.
Further, preservative is selected from formaldehyde, benzoic acid, sodium benzoate, potassium sorbate, Kathon CG Kathon, isothiazolinone One of or it is a variety of.
Further, synergist is selected from chlorinated aliphatic, Butacide, organosilicon, Octacide 264, alkyl carbonate, azone One of or it is a variety of.
Further, thickener is in xanthan gum, gelatin, Arabic gum, polyvinyl alcohol, bentonite, aluminium-magnesium silicate It is one or more.
Further, antifreezing agent is selected from one of ethylene glycol, propylene glycol, glycerine, polyethylene glycol, sorbierite, urea Or it is a variety of.
Further, pH adjusting agent is selected from one of potassium hydroxide, sodium hydroxide, hydrochloric acid, acetic acid, citric acid, phosphoric acid Or it is a variety of.
Further, defoaming agent is selected from one of epoxidized soybean oil, methanol, silicone oil or a variety of.
Further, disintegrating agent is selected from one of sodium alginate, calcium chloride, sodium chloride, magnesium chloride, aluminium chloride or more Kind.
Further, binder is selected from glucose, sucrose, hydroxyethyl cellulose, soluble starch, polyethylene glycol, methyl One of cellulose, polycarboxylic acid are a variety of.
Further, filler be selected from white carbon black, kaolin, bentonite, precipitated calcium carbonate, gypsum, attapulgite, urea, One of sucrose, diatomite, sepiolite are a variety of.
Further, the present invention includes separating, sequentially or simultaneously by cycolxylidin and flonicamid with foliage applying, stem Application, root application are used, soil application is in object to be processed, such as to be sprayed, touch powder, broadcast sowing, pour, pour, in trickle irrigation, pouring root Any one mode.
Further, the amount of application of the Pesticidal combination, according to the mixing ratio, meteorological condition, medicament of effective component Form, Dressing date, method of administration, application place, controlling object etc. it is different and variant.
Composition of the invention can also be applied with other active ingredient combinations, and other active constituents are for example antifungal Agent, bactericide, attractant, insecticide, acaricide, nematicide, growth regulator, herbicide, safener, fertilizer or change Learn pheromones etc..
Compared with prior art, Pesticidal combination of the invention has the beneficial effect that
(1) present invention is compounded cycolxylidin or mixed with the pesticide of two kinds of different role mechanism of flonicamid, The generation for overcoming and/or delaying pest resistance to insecticide extends the service life of medicament, is the important means of integrated pest management.
(2) present invention is compounded cycolxylidin and/or mixed with flonicamid, avoids fluorine pyridine worm acyl well Amine drug cost is higher and the slow problem of drug effect.
(3) cycolxylidin and flonicamid combined application are compared single dose, can be effectively improved to agricultural pests, especially The practical control efficiency of Cucumber blight and brown plant-hopper is reduced costs to reduce dosage and times for spraying.
Specific embodiment
In order to keep the objectives, technical solutions, and advantages of the present invention more concise, present invention following specific embodiments It is illustrated, however, the present invention is by no means limited to these examples.The following is only the preferred embodiment of the present invention, is used only for The description present invention, should not be understood as limiting the scope of the present invention.It should be pointed out that all in the spirit and principles in the present invention Within any modifications, equivalent replacements, and improvements etc. done, should all be included in the protection scope of the present invention.Therefore, this hair The scope of protection shall be subject to the appended claims for bright patent.
One, example of formulations
Embodiment 1:18% cycolxylidin flonicamid suspending agent (4:5)
Above-mentioned material is uniformly mixed according to the ratio of formula, is obtained after ground and/or high speed shear to get to 18% Cycolxylidin flonicamid suspending agent.
Embodiment 2:25% cycolxylidin flonicamid wettable powder (2:3)
Above-mentioned material is mixed in proportion, after mechanical crushing again through air-flow crushing, after mixing, can be prepared by 25% ring Oxygen worm quinoline flonicamid wettable powder.
Embodiment 3:30% cycolxylidin flonicamid water dispersible granules (2:1)
Active constituent, dispersing agent, wetting agent, disintegrating agent and filler are mixed according to the formula uniformly, by air-flow powder It is broken into wettable powder, a certain amount of water mixing extruding is added and makes material.30% cycolxylidin fluorine is obtained after dry screening Pyridine insect amide water dispersible granules.
Embodiment 4:12% cycolxylidin flonicamid suspending agent (1:1)
The each components such as active constituent, dispersing agent, wetting agent and water are mixed according to the formula uniformly, it is ground and/or 12% cycolxylidin flonicamid suspending agent is obtained after high speed shear.
Embodiment 5:36% cycolxylidin flonicamid wettable powder (5:7)
Above-mentioned material is mixed in proportion, after mechanical crushing again through air-flow crushing, after mixing, can be prepared by 36% ring Oxygen worm quinoline flonicamid wettable powder.
Embodiment 6:48% cycolxylidin flonicamid water dispersible granules (7:9)
Above-mentioned material is mixed in proportion, after being uniformly mixed through air-flow crushing, mediating granulation, dry screening, can be prepared by 48% cycolxylidin flonicamid water dispersible granules.
Embodiment 7:38% cycolxylidin flonicamid suspending agent (9:10)
Above-mentioned a material is mixed according to the formula uniformly, obtains, can be prepared by after ground and/or high speed shear 38% cycolxylidin flonicamid suspending agent.
Embodiment 8:10% cycolxylidin flonicamid water dispersible granules (1:4)
Above-mentioned material is mixed in proportion, after mechanical crushing again through air-flow crushing, after mixing, can be prepared by 10% ring Oxygen worm quinoline flonicamid water dispersible granules.
Two, indoor biological activity assay
1. cycolxylidin is with flonicamid composite preparation to the indoor toxicity test of Cucumber blight
Controlling object: Cucumber blight；
Test method: first mother liquor will be prepared after the dilution of the former medicinal solvent of cycolxylidin and flonicamid, then tested According to " People's Republic of China (PRC) agricultural industry criteria NY/T1154.7-2006 ".Test worm is to pick up from the Cucumber blight adult in field, Indoor raising after a week, selects the uniform female adult pest of growth, and 20 centimetres of diameter of culture dish of cucumber leaf is put in access.Often Ware is put into 30 aphids.5 wares of every processing.It is spraying under 50PSI pressure with Potter spray tower.One culture dish of spray every time, 3 milliliters of every ware spraying liquid.20 DEG C are put into after having sprayed after airing cucumber leaf, culture in 12H/12H illumination box checks for 48 hours Dead borer population calculates the death rate.Equivalent clear water is sprayed in blank control.It is for statistical analysis, calculate the LC of each chemicals treatment50, foundation Sun Yunpei's Method calculation composition is shown in Table 1 to the co-toxicity of test worm, test result.
(LC is generally selected using single dose a certain in mixture as standard agent50Junior), it is calculated:
Toxicity index (TI)=standard agent LC50/ reagent agent LC50×100
Theoretical toxicity index (TTI)=standard agent toxicity index × standard agent in mixing assembles percentage+ Reagent agent toxicity index × reagent agent percentage in mixing assembles
Actual toxicity index (ATI)=standard single dose LC50Value/mixture LC50Value × 100
Co-toxicity coefficient (CTC)=survey toxicity index/theoretical toxicity index × 100
Co-toxicity coefficient classification: the mixture of CTC>120 have synergistic function, the mixture of CTC<80 have antagonism, 80≤ The mixture of CTC≤120 has summation action
1 cycolxylidin of table is with flonicamid composite preparation to the indoor toxicity test of Cucumber blight
From the The Toxicity Determination result of upper table 1 it is found that cycolxylidin and the weight ratio of flonicamid exist, 1:50~ In the range of 50:1, co-toxicity coefficient is all larger than 120, illustrates within this range, and the two, which is used in combination, has collaboration to Cucumber blight Synergistic effect, when the weight ratio of the two is in the range of 1:5~5:1, synergy is become apparent from, when especially weight ratio is 4:5, altogether Malicious coefficient is 192.73, and synergy is most obvious.
2. cycolxylidin is with flonicamid composite preparation to the indoor toxicity test of brown plant-hopper
Subjects: rice brown planthopper nymph
Test method: using rice-stem dipping method, takes the rice strain of the booting mid-term of healthy and strong inhibition, cleans, be cut into 15cm long Company's root rice stem, shine to surface in shady place without washmarking, it is spare.According to prerun test result, by cycolxylidin and fluorine pyridine worm acyl Amine is configured to different concentration, is control with clear water, the rice stem got ready is respectively placed in the medical fluid of various concentration and impregnates 30s, It is slightly dried after taking-up, root is encased with the rayon balls soaked with clear water, is put into test tube, the consistent 3 age nymph of criteria for selection, It is put into test tube, every test tube places 20, supplies 20 after rejecting the individual of mechanical damage, upper end is sealed with wet gauze, each Concentration is repeated 3 times, and totally 60.Test tube after connecing worm is put into the insectary that temperature is 26 DEG C, relative humidity is 70%, after 48h It checks dead borer population, calculates the death rate, and be corrected with the death rate of control, then found out with probability value analytic approach dense in lethal Spend LC50, test result such as table 2.
(LC is generally selected using single dose a certain in mixture as standard agent50Junior), it is calculated:
Toxicity index (TI)=standard agent LC50/ reagent agent LC50×100
Theoretical toxicity index (TTI)=standard agent toxicity index × standard agent in mixing assembles percentage+ Reagent agent toxicity index × reagent agent percentage in mixing assembles
Actual toxicity index (ATI)=standard single dose LC50Value/mixture LC50Value × 100
Co-toxicity coefficient (CTC)=survey toxicity index/theoretical toxicity index × 100
Co-toxicity coefficient classification: the mixture of CTC>120 have synergistic function, the mixture of CTC<80 have antagonism, 80≤ The mixture of CTC≤120 has summation action
2 cycolxylidin of table is with flonicamid composite preparation to the indoor toxicity test of brown plant-hopper
From the The Toxicity Determination result of upper table 2 it is found that cycolxylidin and the weight ratio of flonicamid are 1:55 and 55: 1, for co-toxicity coefficient less than 120, and in the range of 1:50~50:1, co-toxicity coefficient is all larger than 120, therefore, both this weight ratio In the range of 1:50~50:1, composite preparation, which prevents and treats brown plant-hopper, has synergistic function, in particular, when the weight of the two When for 2:1, synergy is become apparent from, co-toxicity coefficient 196.34.
Three, field trial
1. cycolxylidin is with flonicamid composite preparation to the field control effectiveness test of Cucumber blight
Subjects: Cucumber blight
Reagent agent: composition pesticide preparation described in treatment agent embodiment 1-4, comparative example 1 are 25% cycolxylidin Wettable powder, comparative example 2 are 20% flonicamid suspending agent, and clear water is blank control.
Test method: test setting in Shouguang City of Shandong Province grandson market town green cucumber, is adopted in the Cucumber blight outburst busy season Even spraying is carried out with knapsack sprayer, 40 square metres of every plot area investigates insect population number before being administered, investigate within 7,14 days after medicine Borer population living calculates Revision insect recluced rate and calculates preventive effect, and test result is shown in Table 3.
3 cycolxylidin of table is with flonicamid composite preparation to the field control effectiveness test of Cucumber blight
The combination preparation that can be seen that cycolxylidin and flonicamid from 3 field control effectiveness test result of table, can effectively prevent Cucumber blight is controlled, single active ingredient is compared, the synergy of combination preparation is obvious, when effective ingredient consumption is 25 grams/ha, applies 7d after medicine, preventive effect are up to 86%, and the quick-acting of combination preparation is remarkably reinforced, and during test, cucumber growing way is preferable, have no investigational agent Agent generates adverse effect to cucumber.
2. cycolxylidin is with flonicamid composite preparation to the field control effectiveness test of brown plant-hopper
Subjects: brown plant-hopper
Test medicine: composition pesticide preparation described in treatment agent embodiment 1-4, comparative example 1 are 25% cycolxylidin Wettable powder, comparative example 2 are 20% flonicamid suspending agent, and clear water is blank control.
Test method: being experimental field arranged in Guangdong Province Huadu District paddy field, breaks out season for planthopper when application, using defending 16 type hand sprayer of scholar's board is spraying, is to be sprayed on rice middle and lower part with thick mist direct-injection head by spraying.Tanaka pours water 3-5cm before being administered It is deep, guarantee not discharge for 7 days, allows it to fall naturally dry.
Investigation method: using 3 point sampling of diagonal line, and each cell investigates 3 plants, and every 3 root and stem of certain plants of investigation are for investigating 9 root and stem of certain plants.Examination It tests for investigation 3 times, i.e., investigates planthopper radix before application, 7,14 days investigation field planthoppers worm amount living, calculates each after medicine Revision insect recluced rate and Rectifying efficacies, test result see the table below 4.
4 cycolxylidin of table is with flonicamid composite preparation to the field control effectiveness test of brown plant-hopper
Cycolxylidin and flonicamid composite preparation prevention and treatment rice are brown winged it can be seen from the field control effectiveness test of table 4 Lice has obvious synergistic function compared to single-activity, and the composite preparation of embodiment 3 is best to brown plant-hopper preventive effect, association It is most significant with synergy, and quick-acting and lasting effect are better than single active ingredient.In addition, not finding reagent agent pair of the invention Crop has phytotoxicity generation, shows that composite preparation safety of the invention is also preferable, is worth promoting and applying in production.
Based on the above description of the preferred embodiments of the present invention, through the above description, related personnel completely can be with Without departing from the scope of the technological thought of the present invention', various changes and amendments are carried out.The technical scope of this invention It is not limited to the contents of the specification, it is necessary to determine the technical scope according to the scope of the claims.

Claims (10)

1. a kind of Pesticidal combination containing cycolxylidin and flonicamid, which is characterized in that the activity of the Pesticidal combination Ingredient includes cycolxylidin and flonicamid, and the weight ratio of the cycolxylidin and flonicamid is 1:50~50:1.
2. a kind of Pesticidal combination containing cycolxylidin and flonicamid according to claim 1, it is characterised in that: institute The weight ratio for stating cycolxylidin and flonicamid is 1:20~20:1.
3. a kind of Pesticidal combination containing cycolxylidin and flonicamid according to claim 1, it is characterised in that: institute The weight ratio for stating cycolxylidin and flonicamid is 1:10~10:1.
4. a kind of Pesticidal combination containing cycolxylidin and flonicamid according to claim 1, it is characterised in that: institute The weight ratio for stating cycolxylidin and flonicamid is 1:5~5:1.
5. a kind of Pesticidal combination containing cycolxylidin and flonicamid according to claim 1, it is characterised in that: institute Stating the weight percentage that cycolxylidin accounts in Pesticidal combination with flonicamid is 5%~50%.
6. a kind of Pesticidal combination containing cycolxylidin and flonicamid according to claim 1, it is characterised in that: this The Pesticidal combination of invention can be prepared into any one and be suitble to dosage form used in agricultural production.
7. a kind of Pesticidal combination containing cycolxylidin and flonicamid according to claim 6, it is characterised in that: institute State dosage form be suspending agent, seed coat agent, water dispersible granules, wettable powder, suspoemulsion, aqueous emulsion, microcapsule suspending agent, microemulsion, Microcapsule suspension-suspendinagent agent, soluble powder.
8. a kind of Pesticidal combination containing cycolxylidin and flonicamid according to claim 1, it is characterised in that: institute Stating composition further includes auxiliary element, and auxiliary element is solvent, dispersing agent, wetting agent, preservative, synergist, thickener, PH tune Save agent, defoaming agent, antifreezing agent, disintegrating agent, binder, filler.
9. Pesticidal combination described in any one of -8 claims is used to prevent or control the use of agricultural pests according to claim 1 On the way.
10. purposes according to claim 9, it is characterised in that: the agricultural pests are Cucumber blight and brown plant-hopper.
CN201811153734.8A 2018-09-30 2018-09-30 A kind of Pesticidal combination and application thereof containing cycolxylidin and flonicamid Withdrawn CN109090129A (en)

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Application publication date: 20181228