CN105638689A - Nematicidal composition with fluensulfone and emamectin benzoate - Google Patents
Nematicidal composition with fluensulfone and emamectin benzoate Download PDFInfo
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- CN105638689A CN105638689A CN201610120536.6A CN201610120536A CN105638689A CN 105638689 A CN105638689 A CN 105638689A CN 201610120536 A CN201610120536 A CN 201610120536A CN 105638689 A CN105638689 A CN 105638689A
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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
- A01N43/74—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 one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,3
- A01N43/78—1,3-Thiazoles; Hydrogenated 1,3-thiazoles
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Abstract
The invention discloses a nematicidal composition with fluensulfone and emamectin benzoate and application of the nematicidal composition. The nematicidal composition comprises the fluensulfone, the emamectin benzoate and auxiliaries. The fluensulfone is a first active ingredient, the emamectin benzoate is a second active ingredient, a weight ratio of the first active ingredient to the second active ingredient is 1:20-20:1, and the sum of the contents of the first active ingredient and the second active ingredient accounts for 0.1%-60% of the total weight of the nematicidal composition. The nematicidal composition can be prepared to be in agriculturally allowable dosage forms of suspending seed coating agents, micro-capsule suspending agents, suspending agents, fine granules, micro-emulsion, water dispersible granules, wettable powder and granules. The nematicidal composition and the application have the advantages that the nematicidal composition contains reasonable components, good effects can be realized by the nematicidal composition for vegetable nematode, and nematicidal effects of the nematicidal composition are not simple addition of the activity of the various components; the obvious nematicidal effects and obvious synergistic effects can be realized by the nematicidal composition as compared with existing single preparations, the pesticide use can be reduced, and the nematicidal composition is good in crop safety.
Description
Technical field
The present invention relates to a kind of nematicidal composition, by the first active component fluorine thiophene worm sulfone, the second active component emamectin-benzoate and auxiliary agent composition, belong to technical field of compounded pesticide.
Background technology
Nematicide belongs to Nemathelminthes Nematoda, and the bodily form is small, by microscope just it is observed that. Occur general in China, harm is serious, and the nematicide about 3000 kinds to plant pest lives in soil mostly, and what have also colonizes in plant. Nematicide passes through soil or seed dispersal, can destroy the root system of plant; Direct Plant species eaten, the absorption of Plant To Nutrient and moisture can be greatly decreased, nematicide Plant species eaten causes wound, return phytopathogen invasion to provide convenience, indirectly propagate the fungus and bacterial disease that are caused by other microorganisms, such as root diseases such as droop, damping off, root rot, soft rot.
Fluorine thiophene worm sulfone, English name is fluensulfone, and chemical name is 5-chloro-1,3-thiazoles-2-base 3,4,4-trifluoro fourth-3-alkene-1-base sulfone. Fluorine thiophene worm sulfone is the new chemical nematicides of only one of exploitation in nearest more than 20 years, belongs to non-stifling novel nematicide, the nematicide of each growth stage is all had good prevention effect. The model of action of usual non-fumigating nematicide is to make nematicide lose ability to act, but rear nematicide can recover for some time, and fluorine thiophene worm sulfone is then thoroughly killed by nematicide. The fluorine thiophene worm sulfone entrance soil time is only 12 hours, and the time that other nematicides enter soil is typically about 5 days. There is contact toxicity, grower can be made to break away from dependence to gassing machine nematicide for many years, fluorine thiophene worm sulfone toxicity is low, environmental risk is low, use simple, having good development prospect in preventing and treating nematicide, this product has prevented and treated the harm of nematicide in U.S.'s registration for fruits and vegetables crops such as Fructus Lycopersici esculenti, Fructus Capsici, Flos abelmoschi manihot, Fructus Solani melongenae, Fructus Cucumidis sativi, Citrullus vulgariss at present.
Emamectin-benzoate, English name is emamectinbenzoate, and chemical name is 4'-table-methylamino-4'-deoxidation abamectin benzoate. Emamectin-benzoate is the new and effective semisynthetic antibiotics insecticide of one starting synthesis from fermented product AVERMECTIN B1, has the feature of the biological pesticides such as high-efficiency low-toxicity low-residual, nonhazardous.Emamectin benzoate is widely used in the preventing and treating of the various pests of the crops such as vegetable, fruit tree, can strengthen neurotic such as the effect of glutamic acid and ��-aminobutyric acid, so that a large amount of chloride ion enter neurocyte, make cell dysfunction, upset nerve conduction, larva stops feed after contact at once, and irreversible paralysis occurs.
Current control of nematode alternative is few, and using chemical control nematicide is most common method, mainly adopts soil treatment or seed treatment. Nematicide generally should have good lipotropy and environmental stability, can spread with liquid or gaseous state in soil, from nematode epidermal penetrate toxic action. People and animals are had relatively high toxicity by most nematicides, and crop is had poisoning by some kind. Day by day serious along with eelworm harm, be badly in need of development of new, efficiently, low toxicity nematicide.
Applicant finds through test, fluorine thiophene worm sulfones different for the mechanism of action and emamectin-benzoate emamectin-benzoate are carried out composite, have the following advantages and beneficial effect: 1, use compound scheme, nematicide is had notable synergistic effect, significantly improves prevention effect; 2, reduce dosage and times for spraying, reduce cost accounting; 3, overcome long-term single use easily to produce the shortcoming of resistance, extend the service life of medicament.
Summary of the invention
It is an object of the invention to provide that a kind of component is reasonable, potentiation is notable, nematicide is effective, drug cost is low, the nematicidal composition containing fluorine thiophene worm sulfone and emamectin-benzoate to crop safety.
The nematicidal composition dosage form provided containing fluorine thiophene worm sulfone and emamectin-benzoate is provided.
It is still another object of the present invention to provide above-mentioned composition application on preventing and treating nematicide.
For achieving the above object, the technical scheme is that so solution:
A kind of nematicidal composition containing fluorine thiophene worm sulfone and emamectin-benzoate, it is characterised in that
(1) first active component: fluorine thiophene worm sulfone;
(2) second active component: emamectin-benzoate;
The weight ratio of the first active component and the second active component is 1:20��20:1, and content sum is the 0.1%��60% of described composition total weight.
A kind of nematicidal composition containing fluorine thiophene worm sulfone and emamectin-benzoate of the present invention is suspension seed-coating agent, micro-capsule suspension, suspending agent, microgranule, microemulsion, water dispersible granules, wettable powder, granule according to the preparation formulation that the method that those skilled in the art of the present technique are known can be prepared.
To suspension seed-coating agent, spendable auxiliary agent has: film former is polysaccharide macromolecular compound (soluble starch such as, polypropylene graft copolymer, xanthan gum, microorganism mucilage), cellulose derivative (hydroxypropyl methyl cellulose, sodium carboxymethyl cellulose, ethyl cellulose), seaweeds is sodium alginate such as, agar, Colophonium, paraffin, gelatin, pectin, polyvinyl alcohol, Polyethylene Glycol, polyvinyl acetate, polyacrylamide, polyvinylpyrrolidone and polyhydric alcohol polymer water solublity composite, inorganic binder (aluminium-magnesium silicate, clay, waterglass, Gypsum Fibrosum) etc. in one or more, dispersant such as polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate, Huntsman Corporation of the TERSPERSE2020(U.S. produce, alkyl naphthalene sulfonic acid salt) etc. in one or more,Emulsifying agent is Nongru-700 #(common name such as: alkyl phenol formaldehyde resin polyoxyethylene ether), agriculture breast 2201, this dish-60#(common name: sorbitan monostearate), emulsifying agent T-60(common name: sorbitan monostearate polyoxyethylene ether), agriculture breast 1601#(common name: phenethyl phenol polyoxyethylene poly-oxygen propylene aether), Huntsman Corporation of the TERSPERSE4894(U.S. produce) etc. in one or more; Wetting agent such as alkylphenol-polyethenoxy base ether formaldehyde condensation products sulfate, alkylphenol-polyethenoxy base ether phosphate, phenethyl phenol polyethenoxy base ether phosphate, alkyl sulfate, alkylsulfonate, naphthalene sulfonate, Huntsman Corporation of the TERSPERSE2500(U.S. produce) etc. in one or more; One or more in thickening agent such as xanthan gum, polyvinyl alcohol, bentonite etc.; One or more in preservative such as formaldehyde, benzoic acid, sodium benzoate etc.; One or more in defoamer such as silicone oil, silicone compound, C10-20 saturated fat acid compounds, C8-10 aliphatic alcohols, hexanol, butanol, capryl alcohol etc.; One or more in antifreezing agent such as ethylene glycol, propylene glycol, glycerol, carbamide, inorganic salts such as sodium chloride etc.; Water is deionized water.
To microcapsule, spendable auxiliary agent has: emulsifying dispersant such as Nonyl pheno (EO=10) ether phosphate, triphenoethyl benzene phenol polyethenoxy ether phosphate, Nongru-700 #(common name: alkyl phenol formaldehyde resin polyoxyethylene ether), agriculture breast 2201#, this dish-60#(common name: Span60), Tween-60 #(common name: polyoxyethylene sorbitan stearate), TX-10(common name: octyl phenol polyoxyethylene (10) ether), agriculture breast 1601(common name: triphenoethyl benzene phenol polyoxyethylene polyoxypropylene block polymer), agriculture breast 600#, one or more in agriculture breast 400# etc., one or more in antifreezing agent such as ethylene glycol, propylene glycol, glycerol, carbamide, inorganic salts such as sodium chloride etc., one or more in thickening agent such as white carbon, polyvinyl alcohol, bentonite, aluminium-magnesium silicate etc., one or more in defoamer such as silicone oil, silicone compound, C10-20 saturated fat acid compounds, C8-10 aliphatic alcohols, hexanol, butanol, capryl alcohol etc., water is deionized water.
To suspending agent, spendable auxiliary agent has: dispersant such as polycarboxylate, lignosulfonates, alkyl naphthalene formaldehyde condensate sulfonates, alkylphenol-polyethenoxy base ether phosphate, alkylphenol-polyethenoxy base ether sulfonate, phenethyl phenol polyethenoxy base ether phosphate, alkyl polyoxyethylene ether sulfonate, polyoxyethylene polyoxypropylene base ether block copolymers, pull open in powder, alkylpolyoxyethylene phosphate ester one or more; Wetting agent such as alkylphenol-polyethenoxy base ether formaldehyde condensation products sulfate, phenethyl phenol polyethenoxy base ether phosphate, alkyl sulfate, alkylsulfonate, alkylnaphthalene sulfonate, alkyl phenol formaldehyde resin polyoxyethylene ether, triphenoethyl benzene phenol polyoxyethylene polyoxypropylene block polymer one or more; In thickening agent such as xanthan gum, polyvinyl alcohol, bentonite, aluminium-magnesium silicate, carboxymethyl cellulose, carboxyethyl cellulose, methylcellulose one or more; In preservative such as formaldehyde, benzoic acid, sodium benzoate, potassium sorbate, isothiazolone one or more; One or more in defoamer such as silicone oil, silicone compound, C10-20 saturated fat acid compounds, C8-10 aliphatic alcohols, hexanol, butanol, capryl alcohol;In antifreezing agent such as ethylene glycol, propylene glycol, glycerol, Polyethylene Glycol, sorbitol, carbamide, inorganic salts one or more; Water is deionized water.
To microgranule, spendable auxiliary agent has: one or more in carrier such as clay, Kaolin, Talcum, calcium carbonate, corn starch, aluminium silicate; One or more in dispersant such as polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate; One or more in wetting agent such as alkyl sulfate, alkylsulfonate, naphthalene sulfonate; One or more in binding agent such as starch, glucose, polyvinyl alcohol, Polyethylene Glycol, sodium carboxymethyl cellulose, sucrose.
To microemulsion, spendable auxiliary agent has: emulsifying agent be selected from calcium dodecyl benzene sulfonate (agriculture breast 500#), Nongru-700 #, agriculture breast 2201, this dish-60#, polysorbate60-#, TX-10, agriculture breast 1601(common name: phenethyl phenol polyoxyethylene poly-oxygen propylene aether), agriculture breast 600#, agriculture breast 400#; Co-emulsifier is selected from methanol, isopropanol, n-butyl alcohol, ethanol; Solvent is selected from Ketohexamethylene, N-Methyl pyrrolidone, dimethylbenzene, toluene, solvent naphtha (trade mark: S-150, S-180, S-200); Stabilizer is selected from triphenyl phosphite, epoxychloropropane; Water is deionized water.
To water dispersible granules, spendable auxiliary agent has: in dispersant such as polycarboxylate (TERSPERSE2700, T36, GY-D06 etc.), lignosulfonates, alkylnaphthalene sulfonate one or more; In wetting agent such as alkyl sulfate, alkylsulfonate, naphthalene sulfonate one or more; In disintegrating agent such as ammonium sulfate, sodium sulfate, polyvinylpyrrolidone, starch and derivant, bentonite one or more; One or more in binding agent such as starch, glucose, polyvinyl alcohol, Polyethylene Glycol, sodium carboxymethyl cellulose, sucrose; Filler such as kieselguhr, Kaolin, white carbon, fine particle calcium carbonate, Pulvis Talci, attapulgite, potter's clay one or more.
To wettable powder, spendable auxiliary agent has: one or more in dispersant such as polycarboxylate, lignosulfonates, polyoxyethylene polyoxypropylene base ether block copolymers, alkyl naphthalene formaldehyde condensate sulfonates, alkylphenol-polyethenoxy base ether phosphate, aliphatic alcohol polyoxyvinethene phosphate, alkylphenol-polyethenoxy base ether sulfonate etc.; One or more in wetting agent such as alkyl sulfate, alkylsulfonate, alkylnaphthalene sulfonate etc.; One or more in filler such as ammonium sulfate, carbamide, sucrose, glucose, kieselguhr, Kaolin, white carbon, fine particle calcium carbonate, Pulvis Talci, attapulgite, potter's clay etc.
To granule, spendable auxiliary agent has: one or more in carrier such as clay, Kaolin, Talcum, calcium carbonate, corn starch, aluminium silicate; One or more in dispersant such as polycarboxylate, lignosulfonates, alkylnaphthalene sulfonate; One or more in wetting agent such as alkyl sulfate, alkylsulfonate, naphthalene sulfonate; One or more in binding agent such as polyvinyl alcohol, dextrin, polyvinylpyrrolidone.
Instant component is reasonable, and nematicide is effective, and drug cost is low, and its activity and nematicide effect are not the simple superposition of each composition activity, compared with existing unitary agent, have significant synergies, crop safety is good, meet the security requirement of pesticidal preparations. Nematicide is had significant prevention effect by the present invention.
Detailed description of the invention
Below by Toxicity Determination test, fluorine thiophene worm sulfone and the composite potentiation to Plant nematode of emamectin-benzoate are described.
In order to prevent and treat tomato root-knot eelworm (Meloidogyneincognita), we carry out potentiation research with fluorine thiophene worm sulfone with emamectin-benzoate is composite, and test method is with reference to " NY/T1833.1-2009 farm-chemical indoor determination test rule nematicide part 1 suppresses plant pathogeny line insect test dip method ".
From tomato root, the pieces of an egg use water of picking root-knot nematode cleans, and is placed on the wet filter paper of culture dish, hatches, it is thus achieved that the second instar larvae that age is consistent at 20��25 DEG C. With water by cultured nematicide from eluting culture medium, filtering, under 1000r/min, centrifugal 2min, abandons supernatant, adds water, then be centrifuged, finally with water by resuspended for nematicide standby floating to 400/ml.
Adopt the 97% fluorine thiophene former medicine of worm sulfone, 90% Methylaminoemamectin benzoate, according to the matched proportion density set, add acetone, be configured to required medicinal liquid, standby.
With pipet from low concentration to high concentration, draw medicinal liquid 3ml successively and be separately added in test tube, then draw the equivalent nematicide suspension mixed in equal amounts prepared uniform. With the above-mentioned mixed liquor of pipette, extract certain volume in the aperture of 24 hole biochemical test plates, add a cover, in 25 DEG C of constant temperature culture 24h. Often process 4 times and repeat, using 2.5% acetone soln and the process without medicament as comparison.
Taking 1ml mixed liquor from each process and observe nematicide death condition under anatomical lens, every repeated observation nematicide number no less than 100, should record bus borer population and the verge of death borer population of investigation. That nematicide dead is stiff, and touching with hair pin or bamboo silk pin still can not curvature movement.
According to survey data, calculating mortality rate and the corrected mortality of each process, unit is percent (%), calculates according to the following formula:
If comparison mortality rate is less than 5%, it is not necessary to correction; If comparison mortality rate is between 5%��15%, it is necessary to correction; Comparison mortality rate is more than 15%, and test need to be reformed.
Probability value according to drug concentration logarithm value and corresponding plant pathogeny line insect corrected mortality does regression analysis, calculates the LC50 of each medicament, evaluates the activity to nematicide after two kinds of composite reagents.
Table 1 fluorine thiophene worm sulfone and the emamectin-benzoate mixture toxicity test result to tomato root-knot eelworm
Toxicity Determination result shows: fluorine thiophene worm sulfone is mixed in the ratio 1:20��20:1 of table 1 with emamectin-benzoate, and root-knot nematode has higher virulence, and when especially ratio is 1:10��10:1, potentiation is the most notable.
In order to the present invention is better described, below in conjunction with embodiment, present invention being described further, the percentage ratio in formula is all weight percentage.
Example of formulations 1
Weigh 4% fluorine thiophene worm sulfone, 6% emamectin-benzoate, 3%TERSPERSE4894 (Huntsman Corporation of U.S. product), 1% polycarboxylate TERSPERSE2700 (Huntsman Corporation of U.S. product), 1%TERSPERSE2500 (Huntsman Corporation of U.S. product), 2% polyvinylpyrrolidone, 0.2% xanthan gum, 5% ethylene glycol, 0.3% benzoic acid, 0.5% organic silicon defoamer (trade name: s-29 Nanjing "four news" (new ideas applied chemistry product Company) deionized water adds to 100% weight portion. above-mentioned raw materials is blended, high speed shear dispersion 30min, with preparing 10% fluorine thiophene worm sulfone emamectin-benzoate suspension seed-coating agent after sand mill sand milling.
Example of formulations 2
Weigh 3% fluorine thiophene worm sulfone, 9% emamectin-benzoate, Huntsman Corporation of the 3%TERSPERSE4894(U.S. produce), 1% dispersing agent NNO (alkylnaphthalene sulfonate formaldehyde condensation products), 1% alkylphenol-polyethenoxy base ether formaldehyde condensation products sulfate, 2% polyvinyl acetate, 0.2% polyvinyl alcohol, 5% propylene glycol, 0.3% formaldehyde, 0.5% organic silicon defoamer (trade name: s-29 Nanjing "four news" (new ideas applied chemistry product Company), deionized water adds to 100% weight portion.Above-mentioned raw materials is blended, high speed shear dispersion 30min, with preparing 12% fluorine thiophene worm sulfone emamectin-benzoate suspension seed-coating agent after sand mill sand milling.
Example of formulations 3
Weigh 3% fluorine thiophene worm sulfone, 3% emamectin-benzoate, Huntsman Corporation of the 3%TERSPERSE4894(U.S. produce), Huntsman Corporation of the 1%TERSPERSE2020(U.S. produces), 2% phenethyl phenol polyethenoxy base ether phosphate, 3% hydroxypropyl methyl cellulose, 0.5% bentonite, 5% propylene glycol, 0.3% sodium benzoate, 0.5% organic silicon defoamer (trade name: s-29 Nanjing "four news" (new ideas applied chemistry product Company) deionized water add to 100% weight portion. Above-mentioned raw materials is blended, high speed shear dispersion 30min, with preparing 6% fluorine thiophene worm sulfone emamectin-benzoate suspension seed-coating agent after sand mill sand milling.
Example of formulations 4
Weighing 5% fluorine thiophene worm sulfone, 6% emamectin-benzoate, 4% glycerol, 8% agriculture breast 2201#, 1% bentonite, 2% butanol, deionized water fills up to 100% weight portion. 11% fluorine thiophene worm sulfone emamectin-benzoate microcapsule is prepared after the blended stirring of above-mentioned raw materials, polyreaction.
Example of formulations 5
Weighing 9% fluorine thiophene worm sulfone, 1% emamectin-benzoate, 5% ethylene glycol, 8% Tween-60 #, 1% aluminium-magnesium silicate, 2% silicone oil, deionized water fills up to 100% weight portion. 10% fluorine thiophene worm sulfone emamectin-benzoate microcapsule is prepared after the blended stirring of above-mentioned raw materials, polyreaction.
Example of formulations 6
Weighing 18% fluorine thiophene worm sulfone, 2% emamectin-benzoate, 3% propylene glycol, 10% agriculture breast 600#, 1% white carbon, 1% capryl alcohol, deionized water fills up to 100% weight portion. 20% fluorine thiophene worm sulfone emamectin-benzoate microcapsule is prepared after the blended stirring of above-mentioned raw materials, polyreaction.
Example of formulations 7
Weighing 10% fluorine thiophene worm sulfone, 8% emamectin-benzoate, 8% phenethyl phenol polyethenoxy base ether phosphate, 4% alkyl phenol formaldehyde resin polyoxyethylene ether, 0.3% carboxyethyl cellulose, 0.3% xanthan gum, 3% Polyethylene Glycol, 0.05% potassium sorbate, 0.1% capryl alcohol, deionized water adds to 100% weight portion. Above-mentioned raw materials is blended, high speed shear dispersion 30min, with sand mill sand milling to particle diameter D90 less than 10 ��m after prepare 18% fluorine thiophene worm sulfone emamectin benzoate suspending agent.
Example of formulations 8
Weighing 15% fluorine thiophene worm sulfone, 1% emamectin-benzoate, 6% alkylpolyoxyethylene phosphate ester, 3% Negel, 0.2% aluminium-magnesium silicate, 5% glycerol, 0.1% benzoic acid, 1% capryl alcohol, deionized water adds to 100% weight portion. Above-mentioned raw materials is blended, high speed shear dispersion 30min, with sand mill sand milling to particle diameter D90 less than 10 ��m after prepare 16% fluorine thiophene worm sulfone emamectin benzoate suspending agent.
Example of formulations 9
Weighing 8% fluorine thiophene worm sulfone, 4% emamectin-benzoate, 4% sodium lignin sulfonate, 2% Negel, 0.4% carboxyethyl cellulose, 3% propylene glycol, 0.1% formaldehyde, 1% hexanol, deionized water adds to 100% weight portion. Above-mentioned raw materials is blended, high speed shear dispersion 30min, with sand mill sand milling to particle diameter D90 less than 10 ��m after prepare 12% fluorine thiophene worm sulfone emamectin benzoate suspending agent.
Example of formulations 10
Weigh 10% fluorine thiophene worm sulfone, 15% emamectin-benzoate, 6% calcium carbonate, 5% polycarboxylic acids sodium, 4% sodium alkyl sulfonate, 5% glucose.Calcium carbonate is pulverized in pulverizer, is re-fed in drying machine, with hot-air, calcium carbonate is dried, be naturally down to room temperature. Carry out above-mentioned raw materials uniformly just mixing in mixer, send in ultrafine crusher and pulverize, then add glucose and mix, by granulator granulation, dry, the prepared 25% fluorine thiophene worm sulfone emamectin-benzoate microgranule of screening.
Example of formulations 11
Weigh 15% fluorine thiophene worm sulfone, 20% emamectin-benzoate, 5% corn starch, 6% sodium lignin sulfonate, 3% sodium alkyl sulfonate, 3% sucrose. Corn starch is pulverized in pulverizer, is re-fed in drying machine, with hot-air, corn starch is dried, be naturally down to room temperature. Carry out above-mentioned raw materials uniformly just mixing in mixer, send in ultrafine crusher and pulverize, then add sucrose and mix, by granulator granulation, dry, the prepared 35% fluorine thiophene worm sulfone emamectin-benzoate microgranule of screening.
Example of formulations 12
Weigh 20% fluorine thiophene worm sulfone, 15% emamectin-benzoate, 3% clay, 4% polycarboxylic acids sodium, 2% sodium alkyl sulfonate, 5% sodium carboxymethyl cellulose. Clay is pulverized in pulverizer, is re-fed in drying machine, with hot-air, clay is dried, be naturally down to room temperature. Above-mentioned raw materials is carried out in mixer uniformly just mixed; send in ultrafine crusher and pulverize; then add sodium carboxymethyl cellulose to mix, by granulator granulation, dry, the prepared 35% fluorine thiophene worm sulfone emamectin-benzoate microgranule of screening.
Example of formulations 13
Weigh 10% fluorine thiophene worm sulfone, 15% emamectin-benzoate, 4% agriculture breast 600#, 3% this dish-60#, 5% dimethylbenzene, 4% solvent naphtha S-150,1% ethanol, 1% triphenyl phosphite, through dissolving completely and mix homogeneously, deionized water adds to 100% weight portion, prepares 25% fluorine thiophene worm sulfone emamectin benzoate microemulsion after stirring.
Example of formulations 14
Weigh 10% fluorine thiophene worm sulfone, 1% emamectin-benzoate, 5% agriculture breast 1601,3% agriculture breast 400#, 5% dimethylbenzene, 1% solvent naphtha S-200,3% methanol, 1% epoxychloropropane, through dissolving completely and mix homogeneously, deionized water adds to 100% weight portion, prepares 11% fluorine thiophene worm sulfone emamectin benzoate microemulsion after stirring.
Example of formulations 15
Weigh 1% fluorine thiophene worm sulfone, 20% emamectin-benzoate, 5% Nongru-700 #, 3% agriculture breast 1601,5% toluene, 4%N-methyl pyrrolidone, 3% n-butyl alcohol, 1% epoxychloropropane, through dissolving completely and mix homogeneously, deionized water adds to 100% weight portion, prepares 21% fluorine thiophene worm sulfone emamectin benzoate microemulsion after stirring.
Example of formulations 16
Weighing 25% fluorine thiophene worm sulfone, 35% emamectin-benzoate, 5% sodium lignin sulfonate, 3% polycarboxylate T36,3% sodium lauryl sulphate, 2% sodium alkyl sulfonate, attapulgite adds to 100% weight portion. Namely the method for above-mentioned raw materials frequent regulation water intaking dispersible granule mixes, ultra micro comminution by gas stream, mixing, granulation step produce 60% fluorine thiophene worm sulfone emamectin-benzoate water dispersible granules.
Example of formulations 17
Weighing 2% fluorine thiophene worm sulfone, 30% emamectin-benzoate, 8% polycarboxylate T36,2% sodium lignin sulfonate, 2% Nekal BX (nekal), 2% sodium lauryl sulphate, Pulvis Talci adds to 100% weight portion.Namely the method for above-mentioned raw materials frequent regulation water intaking dispersible granule mixes, ultra micro comminution by gas stream, mixing, granulation step produce 32% fluorine thiophene worm sulfone emamectin-benzoate water dispersible granules.
Example of formulations 18
Weighing 40% fluorine thiophene worm sulfone, 2% emamectin-benzoate, 6% polycarboxylate GY-D06,2% Negel, 2% sodium naphthalene sulfonate, 1% sodium lauryl sulphate, potter's clay adds to 100% weight portion. Namely the method for above-mentioned raw materials frequent regulation water intaking dispersible granule mixes, ultra micro comminution by gas stream, mixing, granulation step produce 42% fluorine thiophene worm sulfone emamectin-benzoate water dispersible granules.
Example of formulations 19
Weighing 15% fluorine thiophene worm sulfone, 20% emamectin-benzoate, 4% polyoxyethylene polyoxypropylene base ether block copolymers, 5% alkylnaphthalene sulfonate formaldehyde condensation products, 3% sodium lauryl sulphate, Pulvis Talci fills up the weight portion to 100%. Above-mentioned raw materials is blended, ultra micro comminution by gas stream, hybrid technique step are prepared into 35% fluorine thiophene worm sulfone emamectin-benzoate wettable powder.
Example of formulations 20
Weighing 10% fluorine thiophene worm sulfone, 35% emamectin-benzoate, 3% alkylphenol-polyethenoxy base ether phosphate, 6% alkylnaphthalene sulfonate formaldehyde condensation products, 5% sodium alkyl sulfonate, potter's clay fills up the weight portion to 100%. Above-mentioned raw materials is blended, ultra micro comminution by gas stream, hybrid technique step are prepared into 45% fluorine thiophene worm sulfone emamectin-benzoate wettable powder.
Example of formulations 21
Weighing 30% fluorine thiophene worm sulfone, 3% emamectin-benzoate, 6% polyoxyethylene polyoxypropylene base ether block copolymers, 4% sodium lignin sulfonate, 3% Negel, fine particle calcium carbonate fills up the weight portion to 100%. Above-mentioned raw materials is blended, ultra micro comminution by gas stream, hybrid technique step are prepared into 33% fluorine thiophene worm sulfone emamectin-benzoate wettable powder.
Example of formulations 22
Weighing 1% fluorine thiophene worm sulfone, 1% emamectin-benzoate, 8% Negel, 5% sodium naphthalene sulfonate, 3% dextrin, Pulvis Talci adds to 100% weight portion. Above-mentioned raw materials is mix homogeneously in mixed cylinder, through extruding, pelletize, dries, and screened step prepares 2% fluorine thiophene worm sulfone emamectin-benzoate granule.
Example of formulations 23
Weighing 1% fluorine thiophene worm sulfone, 2% emamectin-benzoate, 5% sodium lignin sulfonate, 3% sodium alkyl sulfonate, 5% polyvinylpyrrolidone, Kaolin adds to 100% weight portion. Above-mentioned raw materials is mix homogeneously in mixed cylinder, through extruding, pelletize, dries, and screened step prepares 3% fluorine thiophene worm sulfone emamectin-benzoate granule.
Example of formulations 24
Weighing 2% fluorine thiophene worm sulfone, 1% emamectin-benzoate, 4% polycarboxylic acids sodium, 4% alkyl sodium sulfate, 4% polyvinyl alcohol, calcium carbonate adds to 100% weight portion. Above-mentioned raw materials is mix homogeneously in mixed cylinder, through extruding, pelletize, dries, and screened step prepares 3% fluorine thiophene worm sulfone emamectin-benzoate granule.
Biological Examples 1: preventing and treating Fructus Cucumidis sativi root-knot nematode field control effectiveness test.
Example of formulations 1(10% fluorine thiophene worm sulfone emamectin-benzoate suspension seed-coating agent has been carried out in May, 2015) in Los Angeles street, Shouguang City of Shandong Province, example of formulations 4(11% fluorine thiophene worm sulfone emamectin-benzoate micro-capsule suspension), example of formulations 7(18% fluorine thiophene worm sulfone emamectin benzoate suspending agent), example of formulations 10(25% fluorine thiophene worm sulfone emamectin-benzoate microgranule), example of formulations 13(25% fluorine thiophene worm sulfone emamectin benzoate microemulsion), example of formulations 16(60% fluorine thiophene worm sulfone emamectin-benzoate water dispersible granules), example of formulations 19(35% fluorine thiophene worm sulfone emamectin-benzoate wettable powder), example of formulations 22(2% fluorine thiophene worm sulfone emamectin-benzoate granule) prevent and treat the field test of Fructus Cucumidis sativi root-knot nematode, by with compare medicament 10% fluorine thiophene worm sulfone granule, the effect of 5% emamectin-benzoate water dispersible granules contrasts, verify composite after synergistic effect.Test adopts broadcast application or nebulization, and each process repeats 4 times, community random alignment, every community 20m2, Gong44Ge community. Experimental field smooth, nematicide worm amount is big.
Investigation method: find the suspicious diseased plant that is injured, adopts diagonal 5 sampling, every some investigation 2 strains, calculates sickness rate, disease index and prevention effect.
Diseased plant stage division:
0 grade: root system is without insect gall;
1 grade: root system has a small amount of little insect gall;
3 grades: 2/3rds root systems are covered with little insect gall;
5 grades: root system is covered with little insect gall and has secondary insect gall;
7 grades: root growth fibrous root group.
Table 2 fluorine thiophene worm sulfone preventing and treating composite with emamectin-benzoate Fructus Cucumidis sativi root-knot nematode result of the test
As can be seen from the above data, the preventive effect of above-mentioned 8 embodiments will apparently higher than the preventive effect of comparison medicament 10% fluorine thiophene worm sulfone granule dosage to be 400g/ hectare, 5% emamectin-benzoate water dispersible granules dosage be 300g/ hectare, complex preparation preventive effect is more than 90%, and the preventive effect of single dose respectively 64.71% and 74.63%, illustrate that fluorine thiophene worm sulfone and emamectin-benzoate have significant synergies after composite.
Security survey, observes during test, and all reagent agents, to cucumber growth safety, occur without poisoning phenomenon.
Biological Examples 2: preventing and treating Fructus Capsici root-knot nematode field control effectiveness test.
Example of formulations 1(10% fluorine thiophene worm sulfone emamectin-benzoate suspension seed-coating agent has been carried out in May, 2015) in Los Angeles street, Shouguang City of Shandong Province, example of formulations 4(11% fluorine thiophene worm sulfone emamectin-benzoate micro-capsule suspension), example of formulations 7(18% fluorine thiophene worm sulfone emamectin benzoate suspending agent), example of formulations 10(25% fluorine thiophene worm sulfone emamectin-benzoate microgranule), example of formulations 13(25% fluorine thiophene worm sulfone emamectin benzoate microemulsion), example of formulations 16(60% fluorine thiophene worm sulfone emamectin-benzoate water dispersible granules), example of formulations 19(35% fluorine thiophene worm sulfone emamectin-benzoate wettable powder), example of formulations 22(2% fluorine thiophene worm sulfone emamectin-benzoate granule) prevent and treat the field test of Fructus Cucumidis sativi root-knot nematode, by with compare medicament 10% fluorine thiophene worm sulfone granule, the effect of 5% emamectin-benzoate water dispersible granules contrasts, verify composite after synergistic effect. test adopts dilute to drench ground method, and each process repeats 4 times, community random alignment, every community 20m2, Gong44Ge community. Experimental field smooth, nematicide worm amount is big.
Investigation method: find the suspicious diseased plant that is injured, adopts diagonal 5 sampling, every some investigation 2 strains, calculates sickness rate, disease index and prevention effect.
Diseased plant stage division:
0 grade: root system is without insect gall;
1 grade: root system has a small amount of little insect gall;
3 grades: 2/3rds root systems are covered with little insect gall;
5 grades: root system is covered with little insect gall and has secondary insect gall;
7 grades: root growth fibrous root group.
Table 3 fluorine thiophene worm sulfone preventing and treating composite with emamectin-benzoate Fructus Capsici root-knot nematode result of the test
As can be seen from the above data, the preventive effect of above-mentioned 8 embodiments will apparently higher than the preventive effect of comparison medicament 10% fluorine thiophene worm sulfone granule dosage to be 400g/ hectare, 5% emamectin-benzoate water dispersible granules dosage be 300g/ hectare, complex preparation preventive effect is more than 90%, and the preventive effect of single dose respectively 62.51% and 71.49%, illustrate that fluorine thiophene worm sulfone and emamectin-benzoate have significant synergies after composite.
Security survey, observes during test, and all reagent agents, to chili growth safety, occur without poisoning phenomenon.
From above 2 embodiments, according to weight ratio, fluorine thiophene worm sulfone and emamectin-benzoate are that 1:20��20:1 carries out composite, can be made into suspension seed-coating agent, micro-capsule suspension, suspending agent, microgranule, microemulsion, water dispersible granules, wettable powder, granule, vegetable nematicide there is significant prevention effect, potentiation is obvious, reduces dosage and drug cost, and to crop safety, it is the favourable agents of preventing and treating nematicide, therefore produces and have wide practical use.
In sum, the compositions of the present invention is to adopt two kinds of active component compound schemes, its activity and nematicide effect are not the simple superposition of each composition activity, compared with existing unitary agent, except having obvious nematicide effect, also having significant synergies, cost accounting reduces, to crop safety, meet the security requirement of pesticidal preparations.
Claims (5)
1. the nematicidal composition containing fluorine thiophene worm sulfone and emamectin-benzoate, it is characterized in that, being made up of the first active component fluorine thiophene worm sulfone, the second active component emamectin-benzoate and auxiliary agent, the weight ratio of the first active component and the second active component is 1:20��20:1.
2. contain the nematicidal composition of fluorine thiophene worm sulfone and emamectin-benzoate according to claim 1, it is characterised in that the weight ratio of the first active component and the second active component is 1:10��10:1.
3. the nematicidal composition containing fluorine thiophene worm sulfone and emamectin-benzoate according to claim 1 or claim 2, it is characterised in that the first active component and the second active component content sum are the 0.1%��60% of described composition total weight.
4. contain the nematicidal composition of fluorine thiophene worm sulfone and emamectin-benzoate according to claim 1, it is characterized in that, described combination dosage form is suspension seed-coating agent, micro-capsule suspension, suspending agent, microgranule, microemulsion, water dispersible granules, wettable powder, granule.
5. contain the nematicidal composition of fluorine thiophene worm sulfone and emamectin-benzoate according to claim 1 in the purposes prevented and treated on crops nematicide.
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| CN108684685A (en) * | 2018-05-09 | 2018-10-23 | 北京科发伟业农药技术中心 | A kind of composition of fluorine-containing thiophene worm sulfone |
| CN108703145A (en) * | 2018-08-08 | 2018-10-26 | 河北威远生物化工有限公司 | A kind of nematicidal composition |
| WO2018229542A1 (en) * | 2017-06-09 | 2018-12-20 | Adama Makhteshim Ltd. | Formulation for seed treatment comprising fluensulfone |
| US11533910B2 (en) | 2015-12-10 | 2022-12-27 | Adama Makhteshim Ltd. | Polyelectrolyte-layer forming block copolymers and compositions and uses thereof |
| WO2023087410A1 (en) * | 2021-11-22 | 2023-05-25 | 河北威远生物化工有限公司 | Insecticidal composition containing emamectin b2a benzoate |
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