CN105454266A - Pesticide composition containing flufenacet, isoproturon and florasulam, and application thereof in prevention and control of weeds in wheat fields - Google Patents

Pesticide composition containing flufenacet, isoproturon and florasulam, and application thereof in prevention and control of weeds in wheat fields Download PDF

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CN105454266A
CN105454266A CN201510996145.6A CN201510996145A CN105454266A CN 105454266 A CN105454266 A CN 105454266A CN 201510996145 A CN201510996145 A CN 201510996145A CN 105454266 A CN105454266 A CN 105454266A
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florasulam
flufenacet
isoproturon
pesticide
wheat
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汤云鹤
娄远来
王红春
石旭旭
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION 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
    • A01N47/00Biocides, 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
    • A01N47/08Biocides, 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 one or more single bonds to nitrogen atoms
    • A01N47/28Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
    • A01N47/30Derivatives containing the group >N—CO—N aryl or >N—CS—N—aryl
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION 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
    • A01N43/00Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/72Biocides, 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
    • A01N43/82Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with three ring hetero atoms
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION 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
    • A01N43/00Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/90Biocides, 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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  • 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 discloses a pesticide composition containing flufenacet, isoproturon and florasulam, and application thereof. The pesticide composition comprises active ingredients, namely flufenacet, isoproturon and florasulam at a mass ratio of (10-80) to (5-80) to (0.1-3). The pesticide composition has an obvious synergistic effect within the range of such as mass ratio, the pesticide dosage is reduced, the pesticide use frequency is reduced, the pesticide cost is lowered, and negative influence of the pesticide on ecological environment is reduced; the weeding spectrum is enlarged, various weed problems can be used by using the pesticide once, and the defects and limitations of a single preparation are overcome; the service life of the pesticide composition is prolonged, and the pesticide composition has great significance in comprehensive control on weed resistance, is rapid in pesticide effect exertion and long in durable, is lowered in use cost and is capable of preventing and controlling gramineous weeds and broadleaf weeds in the wheat fields.

Description

A kind of composition pesticide containing flufenacet, isoproturon and florasulam and the application in control weeds of wheat thereof
Technical field
The invention belongs to technical field of pesticide, being specifically related to a kind of composition pesticide containing isoproturon, flufenacet and florasulam for preventing and kill off wheat paddock grassy weed, broad leaved weed.
Background technology
According to statistics world's cereal produce annual due to illness, worm, crop smothering loss 14%, the loss that wherein crop smothering causes is about 11%, and Weed infestation is the key factor of restriction crop yield.The use of chemical herbicide is one of important symbol of agricultural modernization.In recent years, the sales volume of weed killer herbicide increases year by year, and the proportion accounting for agricultural chemicals sales volume increases year by year, uses area and expands year by year.Wheat is the crops that Consumption of China amount is maximum, cultivated area is maximum, gross yield is maximum, per unit area yield is the highest, has consequence in the world.But the serious of wheat crop smothering is the major obstacle restricting its high yield, stable yields.Current wheat weeds is prevented and kill off mainly based on cauline leaf spraying after weeds seedling, and weed killer herbicide kind is based on acetyl-CoA carboxylase inhibitor class.The continuous Long-Time Service of single herbicide causes herbicide resistance obvious, and the weeds such as wheatland Alopecurus, amur foxtail, Wang grass, ox chickweed, shepherd's purse all create obvious resistance to multiple weed killer herbicide.Early application after exploring wheat weeds seedling, effectively prevent and kill off resistance, efficient, the safety herbicide of malignant weed seem particularly important.
Isoproturon, chemical name: N-(2-Trifluoromethoxyphen-l sulfonyl)-4,5-bis-chloro-3-methoxyl group-4-methyl-5-oxygen-1H-1,2,4-formamidetriazole sodium salt.Belong to sulfonylurea herbicide, absorbing mainly through root and cauline leaf the reaction suppressing the predecessor acetolactate synthestase producing side chain amino acid, leucine, isoleucine and knot propylhomoserin, is cauline leaf process weed killer herbicide after selectivity seedling.Isoproturon is efficient, broad-spectrum herbicide, can be applicable to prevent and kill off grass family and some important broad leaved weedses in wheat paddock, to second stubble crop safety.
Flufenacet, chemical name: 4 '-fluoro-N-isopropyl-N-2-(5-Trifluoromethyl-1,3,4-thiadiazoles-2-base oxygen base) antifebrin.Belong to fragrant oxanamide class weed killer herbicide, absorb by plant roots and cauline leaf, effective division of T suppression cell and growth.Flufenacet effectively can be applied to corn, wheat, barley, Soybean and Other Crops Tanaka prevent and kill off numerous annual gramineous weeds and some broad leaved weed.
Florasulam, chemical name: 2 ', 6 '-two fluoro-5-methoxyl group-8-fluorine [1,2,4] triazol [1,5-c] pyrimidine-2-sulfonanilide.Belong to triazolopyrimidine sulfonamides herbicide, absorb by weeds root and leaf, conduct in plant body, suppress acetolactate synthase activity, thus cause weeds to stop growing, dead.Florasulam effectively can prevent and kill off winter wheat, corn field broad leaved weed.
Patent flucarbazone isoproturon (application number: 201210011487.4) be background information is had according to isoproturon, flucarbazone isoproturon to wheatland grass family and part broad leaved weed cauline leaf treatment effect outstanding, but sealing effect is poor, flufenacet isoproturon florasulam has outstanding cauline leaf process and sealing effect to wheatland grass family and broad leaved weed, expand herbicide spectrum, a drug solves Weed infestation in wheat whole breeding time, has saving of labor, labour-saving advantage.
Summary of the invention
Goal of the invention: in prior art to farmland weed develop immunity to drugs problem, single use control efficiency poor, once use the problem being difficult to effectively to control Weed infestation in wheat whole breeding time, the object of this invention is to provide a kind of composition pesticide containing isoproturon, flufenacet and florasulam, make it have efficient, wide spectrum, environmentally friendly, be beneficial to the features such as the wheat weeds comprehensive regulation.Another object of the present invention is to provide a kind of application of the above-mentioned composition pesticide containing isoproturon, flufenacet and florasulam.
Technical scheme: in order to realize foregoing invention object, the technical solution used in the present invention is:
Containing a composition pesticide for isoproturon, flufenacet and florasulam, active ingredient is isoproturon, flufenacet and florasulam, and the mass ratio of isoproturon, flufenacet and florasulam is 10-80: 5-80: 0.1-3.
The preferred mass ratio of isoproturon, flufenacet and florasulam is 15: 20: 1,22: 15: 1,25: 15: 1.5,25: 20: 0.4 or 32: 35: 0.9.
Containing a pesticidal preparations for isoproturon, flufenacet and florasulam, described preparation becomes agricultural chemicals on acceptable any one formulation with the composition pesticide of florasulam with the acceptable auxiliaries of field of pesticide preparation by containing isoproturon, flufenacet.
The formulation of described pesticidal preparations is wetting powder, water dispersible granules, suspending agent, suspension emulsion or oil-suspending agent.
In described pesticidal preparations, three kinds of herbicidal active components account for the 1-90% of pesticidal preparations gross weight.
Described auxiliary material is selected from wetting agent, dispersant, spreader-sticker, stabilizing agent, bleeding agent, thickener, antifreezing agent, defoamer, filler, solvent; Wherein, described wetting agent is one or more among neopelex, calcium dodecyl benzene sulfonate, lauryl sodium sulfate, lignosulfonates, alkyl phenol formaldehyde resin polyoxyethylene ether, aliphatic alcohol sulfate, phenethyl phenol polyethenoxy ether, polyoxyethylene nonylphenol ether etc.; Described dispersant be lignosulfonates, alkylbenzenesulfonate, alkylphenol polyoxyethylene, polyoxyethylene nonylphenol ether, alkyl ethyl sulfonate, alkylnaphthalene sulfonate formaldehyde condensation products and polycarboxylic acid salt one or more; Described stabilizing agent is that epoxidized vegetable oil is as one or more in epoxidised soybean oil, epoxidized linseed; Described spreader-sticker is one or more in polyvinyl alcohol, alkyl diphenyl ether disulphonic acid sodium, poly-trisiloxanes, triethanolamine oleate; Described solvent is one or more in soybean oil, methyl oleate, white oil, turpentine oil methyl naphthalene higher aliphatic hydrocarbon ils; Described filler is one or more in white carbon, corn starch, kaolin, diatomite, sodium sulphate, ammonium sulfate.
The described application of composition pesticide in control wheat paddock grassy weed, broad leaved weed containing isoproturon, flufenacet and florasulam.When preventing and treating wheat weeds, use to wheat 6 ~ 7 leaf phase before seedling after Wheat Sowing.
The described application of pesticidal preparations in wheat weeds such as control grassy weed, broad leaved weed etc. containing isoproturon, flufenacet and florasulam.When preventing and treating grassy weed, broad leaved weed, use to wheat 6 ~ 7 leaf phase before seedling after Wheat Sowing.
The production technology of the various application forms of the described composition pesticide containing isoproturon, flufenacet and florasulam all belongs to existing known technology.
Composition pesticide containing isoproturon, flufenacet and florasulam provided by the invention and pesticidal preparations thereof, usually adopt the method for spraying to use, also can adopt other operation techniques agriculturally applied as required.
Beneficial effect: compared with prior art, the composition pesticide containing isoproturon, flufenacet and florasulam of the present invention, tool has the following advantages:
1) composition pesticide containing isoproturon, flufenacet and florasulam of the present invention, obvious synergistic effect is shown in certain ratio range, the control efficiency of composition is significantly improved than single dose, reduce the using dosage of agricultural chemicals, decrease times for spraying, reduce drug cost, decrease the adverse effect of agricultural chemicals to ecotope.
2) composition pesticide containing isoproturon, flufenacet and florasulam of the present invention, the combination of three kinds of active ingredients, expands herbicidal spectrum, and a drug had both solved various weed problem, compensate for defect when single dose uses and limitation.
3) composition pesticide containing isoproturon, flufenacet and florasulam of the present invention, active ingredient mechanism of action is different, the shortcoming that long-term single use easily produces resistance can be overcome, extend the service life of medicament, to the comprehensive regulation important in inhibiting of Weed Resistance.
4) composition pesticide containing isoproturon, flufenacet and florasulam of the present invention, drug effect plays rapidly, and the lasting period is long, and use cost is low, easy to use, time saving and energy saving, and it applies huge economic benefit and social benefit.
Specific embodiments
Below in conjunction with specific embodiment, the present invention is further illustrated.The following stated is only the good embodiment of the present invention, only for describing the present invention, can not be interpreted as the restriction to scope of the present invention.It should be pointed out that all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
In following examples, unless otherwise indicated, all percentage is all weight percentage.
Embodiment 1:36% isoproturon flufenacet florasulam oil-suspending agent
Each component containing the composition pesticide of isoproturon, flufenacet and florasulam is: isoproturon 15%, flufenacet 20%, florasulam 1%, phenethyl phenol APEO 5%, sodium lignin sulfonate 8%, epoxidized soybean oil 5%, organobentonite 5%, methyl oleate to 100%.
After flufenacet is mixed with filling adsorption, again other above-mentioned materials (except organobentonite) are joined in reactor mixer together, stir, material is injected stage sand grinding machine to grind, fineness of materials 98% after grinding is by discharging after 1-5um, material, putting into high-shear emulsifying still together with the organobentonite dissolved in advance, namely can be made into 36% isoproturon flufenacet florasulam oil-suspending agent after emulsification.
Embodiment 2:38% isoproturon flufenacet florasulam suspending agent
Each component containing the composition pesticide of isoproturon, flufenacet and florasulam is: isoproturon 22%, flufenacet 15%, florasulam 1%, phenethyl phenol APEO 5%, sodium lignin sulfonate 8%, ethylene glycol 5%, aluminium-magnesium silicate 2%, defoamer 0.5%, preservative 0.1%, xanthans 0.1%, water to 100%.
After flufenacet is mixed with filling adsorption, again other above-mentioned materials (except xanthans) are joined in reactor mixer together, stir, material is injected stage sand grinding machine to grind, fineness of materials 98% after grinding is by discharging after 1-5um, material, putting into high-shear emulsifying still together with the xanthans dissolved in advance, namely can be made into 38% isoproturon flufenacet florasulam suspending agent after emulsification.
Embodiment 3:41.5% isoproturon flufenacet florasulam wetting powder
Each component containing the composition pesticide of isoproturon, flufenacet and florasulam is: isoproturon 25%, flufenacet 15%, florasulam 1.5%, lauryl sodium sulfate 2%, sodium butylnaphthalenesulfonate 3%, calcium lignosulfonate 5%, white carbon 5%, kaolin to 100%.
After flufenacet is mixed with filling adsorption, add in cone-type mixer together with other above-mentioned material and mix, pulverize by airslide disintegrating mill, material after pulverizing is again through cone-type mixer mixing, and mixed fineness of materials 98% is by 325 mesh standard sieves i.e. obtained 41.5% isoproturon flufenacet florasulam wetting powder.
Embodiment 4:45.4% isoproturon flufenacet florasulam water dispersible granules
Each component containing the composition pesticide of isoproturon, flufenacet and florasulam is: isoproturon 25%, flufenacet 20%, florasulam 0.4%, lauryl sodium sulfate 4%, metal carboxylate 5%, urea 10%, adds kaolin to 100%.
After flufenacet is mixed with filling adsorption; add in cone-type mixer together with other above-mentioned material and mix; pulverize by airslide disintegrating mill; material after pulverizing mixes through cone-type mixer again; mixed fineness of materials 98% is by 325 mesh standard sieves; add in kneader and be kneaded into plasticity material, finally this material is put into Squeezinggranulator extruder grain, through dry, screening i.e. obtained 45.4% isoproturon flufenacet florasulam water dispersible granules after granulation.
Embodiment 5:67.9% isoproturon flufenacet florasulam oil-suspending agent
Each component containing the composition pesticide of isoproturon, flufenacet and florasulam is: isoproturon 32%, flufenacet 35%, florasulam 0.9%, lauryl sodium sulfate 2%, sodium butylnaphthalenesulfonate 3%, calcium lignosulfonate 5%, white carbon 5%, kaolin to 100%.
After flufenacet is mixed with filling adsorption, again other above-mentioned materials (except organobentonite) are joined in reactor mixer together, stir, material is injected stage sand grinding machine to grind, fineness of materials 98% after grinding is by discharging after 1-5um, material, putting into high-shear emulsifying still together with the organobentonite dissolved in advance, namely can be made into 67.9% isoproturon flufenacet florasulam oil-suspending agent after emulsification.
Embodiment 6 isoproturon, flufenacet and florasulam optimum proportioning screen
In order to understand isoproturon, flufenacet and florasulam mixture further to the synergy of weeds, the present inventor has carried out formulation screening test to isoproturon, flufenacet and florasulam mixture.
Test material: Wang grass (Beckmanniasyzigachne (Steud.) Fem.), ox chickweed (Malachiumaquaticum (L.) Fries), in October, 2013 picks up from experimental field, Jiangsu Province Agriculture Science Institute, adopt natural air drying under rear room temperature condition, load paper bag, be placed in 4 DEG C ± 0.5 Refrigerator store.
Test apparatus: PWT-510 type spray tower, plum Teller AB135-S electronic balance, volumetric flask, triangular flask, beaker, graduated cylinder, polypots, pipette, chi, scissors etc.
Test method: first take the former medicine of the isoproturon of certain mass, flufenacet and florasulam, add the Tween 80 aqueous solution dilution that methyl alcohol fully dissolves rear use 0.1%, be mixed with single dose mother liquor, arrange serial proportioning according to mixture object, it is stand-by that each proportioning arranges 5-7 concentration gradient.Polypots (15cm × 11cm × 7cm) is filled air-dry fine earth, in infiltrating irrigation mode bottom polypots, makes soil completely moistening.Soil be horse liver soil, pH6.7, the content of organic matter 1.6%, air-dry sieve after for subsequent use.Each polypots is Bo Wang grass, ox chickweed respectively, and broadcast rear fine earth and cover, thickness is about 0.2cm.When weeds 2 ~ 3 leaf phase, each plastics Bo Wang grass and final singling 15 strain respectively of ox chickweed, put into Jiangsu Province Agriculture Science Institute 300m after spraying process 2greenhouse by solar heat is cultivated, and keep the skin wet every day maintenance ground moistening.
Ding after medicine phase Guan Cha Wang grass, ox chickweed growing state.After medicine, 30 days Tiao Cha Wang grass, ox chickweed overground part fresh weights, calculate fresh weight inhibition namely to the preventive effect of target weeds.Adopt DPS data handling system to obtain the virulence regression equation of single dose isoproturon, flufenacet, florasulam and 13 Ternary agent, calculate ED 50value and 95% confidence limit.Co-toxicity coefficient is calculated by the abundant method of Sun Yun.Co-toxicity coefficient is greater than 120 and is expressed as synergistic effect, is less than 80 and is expressed as antagonism, be expressed as summation action between 80 ~ 120.
Result of the test: medicine post processing is observed for 20 days, inhibitory action that is careless to withered Dui Wang, ox chickweed that isoproturon, flufenacet and florasulam use Hou Wang grass in 0.5-5: 5-80: 0.1-3 ratio mixture, ox chickweed partial blade turns to be yellow rises with the increase of drug concentration, and , Dui Wang is careless, ox chickweed has very high biologically active.
After medicine 30 days, the fresh weight of isoproturon, flufenacet and florasulam 13 Ternary Zu He Dui Wang grass had obvious inhibitory action (table 1).In 13 proportionings, the co-toxicity coefficient of 80: 80: 3,80: 80: 0.1,80: 5: 3,80: 5: 0.1,10: 80: 3,10: 80: 0.1,10: 5: 3,10: 5: 0.1,15: 20: 1,22: 15: 1,25: 15: 1.5,25: 20: 0.4 and 32: 35: 0.9 proportionings is respectively 168.9416,184.9810,269.3598,200.5242,155.7452,128.7834,262.1567,169.9208,133.9803,176.9357,204.1163,153.9233 and 190.4180, co-toxicity coefficient is greater than 120, shows as synergistic effect.
The synergy of table 1 isoproturon-flufenacet-florasulam Hun Pei Wang grass fresh weight
Isoproturon, flufenacet and florasulam 13 Ternary combinations also have obvious inhibitory action to the fresh weight of ox chickweed, in 13 proportionings 80: 80: 3, 80: 80: 0.1, 80: 5: 3, 80: 5: 0.1, 10: 80: 3, 10: 80: 0.1, 10: 5: 3, 10: 5: 0.1, 15: 20: 1, 22: 15: 1, 25: 15: 1.5, the co-toxicity coefficient of 25: 20: 0.4 and 32: 35: 0.9 proportionings is respectively 171.7525, 273.8933, 157.2998, 332.9842, 150.0330, 178.7573, 125.4469, 248.4548, 120.4007, 147.6384, 151.7190, 140.4297 and 212.5562, co-toxicity coefficient is greater than 120, show as synergistic effect (table 2).
The synergy of table 2 isoproturon-flufenacet-florasulam mixture ox chickweed fresh weight
Isoproturon has good inhibitory action to the multiple annual gramineae of wheat, broad leaved weed, flufenacet has good inhibitory action to annual dogstail, broad leaved weed, florasulam has preferably control effects to broad leaved weed, and three's mixture can prevent and kill off the annual multiple weeds of wheat simultaneously.Isoproturon, flufenacet and florasulam, in 10-80: 5-80: 0.1-3 ratio mixture, show as synergistic effect.
Embodiment 7 field control effectiveness test
Reagent agent: select mixed herbicide prepared in embodiment 1 ~ 4.
Contrast medicament: 50% isoproturon WP (commercial)
25% flufenacet SC (commercial)
5% florasulam SC (commercial)
If artificial weeding and clear water contrast
Using method: adopt spray-on process.
Spraying time: sowing wheat on October 22nd, 2014 (Huaihe River wheat 18, raises wheat 16, peaceful wheat 13), dispenser on December 04.
Respondent and method: Wang grass, amur foxtail, ox chickweed, shepherd's purse, 30 days investigation fresh weights of weeds and the fresh weight of wheat and plant height after medicine.
Test results and analysis are respectively in table 3 and table 4.
Table 3 field control effectiveness test result (after medicine 30 days)
As can be seen from Table 3, the present invention has obvious effect to little Mai field Wang grass, amur foxtail, ox chickweed, shepherd's purse, and preventive effect higher than single dose preventive effect, and has good quick-acting and lasting effect; From table 4 we find out the present invention to Huaihe River wheat 18, raise wheat 16, peaceful wheat 13 safety is better.
30 days Plant Height in Wheats and fresh weight after table 4 medicine.
Embodiment 8
With reference to the method for embodiment 7, the mixed herbicide obtained to embodiment 1-5 carries out field control effectiveness test, confirms: each mixed herbicide has obvious synergistic effect, all has better preventive effect to weeds of wheat, Be very effective is better than single dose and uses, and the lasting period is long.

Claims (11)

1., containing a composition pesticide for isoproturon, flufenacet and florasulam, it is characterized in that: active component is isoproturon, flufenacet and florasulam, the mass ratio of isoproturon, flufenacet and florasulam is 10-80: 5-80: 0.1-3.
2. containing a pesticidal preparations for isoproturon, flufenacet and florasulam, it is characterized in that: described preparation becomes agricultural chemicals on acceptable any one formulation with the composition pesticide of florasulam with the acceptable auxiliaries of field of pesticide preparation containing isoproturon, flufenacet by according to claim 1.
3. the pesticidal preparations containing isoproturon, flufenacet and florasulam according to claim 2, is characterized in that: the formulation of described pesticidal preparations is wetting powder, water dispersible granules, suspending agent, microemulsion, finish, suspension emulsion, missible oil, aqueous emulsion or oil-suspending agent.
4. the pesticidal preparations containing isoproturon, flufenacet and florasulam according to claim 2, is characterized in that: in described preparation, active ingredient accounts for the 1-90% of weight of formulation.
5. the pesticidal preparations containing isoproturon, flufenacet and florasulam according to claim 2, is characterized in that: described auxiliary material is selected from wetting agent, dispersant, spreader-sticker, stabilizing agent, bleeding agent, thickener, antifreezing agent, defoamer, filler, solvent; Wherein, described wetting agent is one or more in neopelex, calcium dodecyl benzene sulfonate, lauryl sodium sulfate, lignosulfonates, alkyl phenol formaldehyde resin polyoxyethylene ether, aliphatic alcohol sulfate, phenethyl phenol polyethenoxy ether, polyoxyethylene nonylphenol ether; Described dispersant be lignosulfonates, alkylbenzenesulfonate, alkylphenol polyoxyethylene, polyoxyethylene nonylphenol ether, alkyl ethyl sulfonate, alkylnaphthalene sulfonate formaldehyde condensation products and polycarboxylic acid salt one or more; Described stabilizing agent is one or more in epoxidized vegetable oil; Described spreader-sticker is one or more in polyvinyl alcohol, alkyl diphenyl ether disulphonic acid sodium, poly-trisiloxanes, triethanolamine oleate; Described solvent is one or more in soybean oil, methyl oleate, white oil, turpentine oil methyl naphthalene higher aliphatic hydrocarbon ils; Described filler is one or more in white carbon, corn starch, kaolin, diatomite, sodium sulphate, ammonium sulfate.
6. the application of composition pesticide in weeds of wheat such as control grassy weed, broad leaved weed etc. containing isoproturon, flufenacet and florasulam according to claim 1.
7. application according to claim 6, is characterized in that: when preventing and treating wheat paddock grassy weed, broad leaved weed weeds, uses to wheat 6 ~ 7 leaf phase after Wheat Sowing before seedling.
8. the application of pesticidal preparations in wheat weeds such as control grassy weed, broad leaved weed etc. containing isoproturon, flufenacet and florasulam described in any one of claim 2-5.
9. application according to claim 8, is characterized in that: when preventing and treating wheat paddock grassy weed, broad leaved weed, uses to wheat 6 ~ 7 leaf phase after Wheat Sowing before seedling.
10. Herbicidal combinations according to claim 1, is characterized in that: the mass ratio of described isoproturon, flufenacet and florasulam is 15: 20: 1,22: 15: 1,25: 15: 1.5,25: 20: 0.4 or 32: 35: 0.9.
11. Herbicidal combinations preparations according to any one of claim 2-5, is characterized in that: the mass ratio of described isoproturon, flufenacet and florasulam is 15: 20: 1,22: 15: 1,25: 15: 1.5,25: 20: 0.4 or 32: 35: 0.9.
CN201510996145.6A 2015-12-23 2015-12-23 Pesticide composition containing flufenacet, isoproturon and florasulam, and application thereof in prevention and control of weeds in wheat fields Pending CN105454266A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106719753A (en) * 2017-01-22 2017-05-31 江苏省苏科农化有限责任公司 Wheat field weeding composition and its application
EP3223614A4 (en) * 2014-11-11 2018-05-30 Jiangsu Rotam Chemistry Co., Ltd. Herbicidal composition and method for controlling plant growth
CN108378045A (en) * 2018-03-01 2018-08-10 陕西上格之路生物科学有限公司 A kind of ternary weeding composition containing diflufenican
CN114586798A (en) * 2021-04-02 2022-06-07 江苏富田农化有限公司 Weed removal composition and herbicide thereof

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WO1996017519A1 (en) * 1994-12-09 1996-06-13 Rhone-Poulenc Agrochimie New herbicidal compositions
CN1430471A (en) * 2000-05-22 2003-07-16 拜尔农作物科学股份公司 Selective heteroaryloxy-acetamide-based herbicides
CN104082324A (en) * 2014-07-09 2014-10-08 联保作物科技有限公司 Weeding composition for wheat field and medicinal preparation of weeding composition

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CN1039590A (en) * 1988-05-25 1990-02-14 唐化学原料公司 Alkoxyl group-1,2,4-triazolo [1,5-C] pyrimidine-2-ammonia-sulfonyl, the preparation of its method for making and its intermediate
CN1082815A (en) * 1992-07-16 1994-03-02 拜尔公司 Weed killer herbicide based on the Herbicidal heteroaryloxyacetamides class
WO1996017519A1 (en) * 1994-12-09 1996-06-13 Rhone-Poulenc Agrochimie New herbicidal compositions
CN1430471A (en) * 2000-05-22 2003-07-16 拜尔农作物科学股份公司 Selective heteroaryloxy-acetamide-based herbicides
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3223614A4 (en) * 2014-11-11 2018-05-30 Jiangsu Rotam Chemistry Co., Ltd. Herbicidal composition and method for controlling plant growth
CN106719753A (en) * 2017-01-22 2017-05-31 江苏省苏科农化有限责任公司 Wheat field weeding composition and its application
CN108378045A (en) * 2018-03-01 2018-08-10 陕西上格之路生物科学有限公司 A kind of ternary weeding composition containing diflufenican
CN114586798A (en) * 2021-04-02 2022-06-07 江苏富田农化有限公司 Weed removal composition and herbicide thereof

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