CN106857623A - A kind of herbicidal composition containing clodinafop-propargyl, flucarbazone and mesosulfuron - Google Patents
A kind of herbicidal composition containing clodinafop-propargyl, flucarbazone and mesosulfuron Download PDFInfo
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- CN106857623A CN106857623A CN201710163620.0A CN201710163620A CN106857623A CN 106857623 A CN106857623 A CN 106857623A CN 201710163620 A CN201710163620 A CN 201710163620A CN 106857623 A CN106857623 A CN 106857623A
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- Prior art keywords
- propargyl
- flucarbazone
- clodinafop
- mesosulfuron
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
- A01N47/38—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< where at least one nitrogen atom is part of a heterocyclic ring; Thio analogues thereof
-
- 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
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
- A01N47/36—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< directly attached to at least one heterocyclic ring; Thio analogues thereof
Abstract
The present invention relates to the Herbicidal combinations containing clodinafop-propargyl, flucarbazone and mesosulfuron, described Herbicidal combinations have synergistic function, wherein, the mass ratio of clodinafop-propargyl, flucarbazone and mesosulfuron is 4~5.8:0.7~1.3：0.3~0.9, more preferably 4.6~5.8:0.9~1.3:0.3~0.5, optimal proportion is 5.2:1.3:0.5.
Description
Technical field
The invention belongs to pesticide herbicide compounding field, and in particular to be that a kind of active ingredient contains clodinafop-propargyl, fluorine azoles
Grand and mesosulfuron the ternary built herbicidal composition of sulphur and its application.
Background technology
Clodinafop-propargyl is the cauline leaf process wheat herbicide after seedling of aryloxyphenoxypropanoates class, mainly prevents and kill off wheat paddock grass family
Weeds.It is characterized in that small toxicity, consumption are few, drug effect is high, metabolic capability is strong and influenceed small by weather.It is the auxiliary quick A hydroxylases of acetyl
Inhibitor, causes plant fat to synthesize and reduces, and ultimately results in plant dead.It is degraded to free acid phenyl and pyrrole quickly in soil
Pyridine, environmental pollution is small.The standing grain such as wheat paddock amur foxtail, wild oat, bromegrass, rye grass, rough stalked blue grass and green bristlegrass can be prevented and treated
Undergraduate course weeds, it is poor to broad-leaved preventive effect.With reusing and consumption is continuously increased, wheat paddock various grassy weeds are to alkynes grass
Ester generates drug resistance, and by normal usage, alone clodinafop-propargyl single dose cannot effectively prevent and kill off bromegrass and Triticum tauschii.
Flucarbazone, outward appearance is odorless, colourless crystalline powder, is sulfonylurea internal-suction type efficient wheat field herbicidal,
There is obvious preventive effect to the grassy weeds such as wild oat, bromegrass, amur foxtail and various broadleaf weeds.The entitled young tiger tiger of its import,
It is a kind of novel compounds, its active ingredient can be absorbed by the root of weeds and cauline leaf, be closed by suppressing acetolactic acid in weeds body
Into the activity of enzyme, destroy the normal Physiological and Biochemical Metabolism of weeds and play activity of weeding.Young tiger tiger can effectively prevent and kill off the big portion of wheat paddock
Divide grassy weed, at present the main bromegrass that wheat day is prevented and treated with flucarbazone.Tiger can be metabolized young tiger quickly in wheat body, to small
Wheat has fabulous security.
Mesosulfuron is sulfonylurea herbicide, and the main cauline leaf by plant absorbs, and is passed through bast and xylem
Lead, on a small quantity by soil absorption, suppress the activity of the acetolactate synthestase in sensitive plant body, cause the conjunction of the numerous acid of side chain ammonia
Into being obstructed, so as to suppress cell division, cause sensitive plant dead.Generally, after dispenser 2 ~ 4 hours, susceptible weeds
Uptake peaks, and is stopped growing after 2 days, and rear blade starts yellow within 4 ~ 7 days, withered spot then occurs, dead after 2 ~ 4 weeks.This
The safener contained in product, can promote it to be decomposed rapidly in crop body, without influenceing its degraded in target weeds body, from
And reach kill weeds, the purpose of cover crop.Suitable for being used soft and semi-rigid type winter wheat variety.Can prevent and kill off
Amur foxtail, wild oat, caput grass, annual bluegrass, hard grass, alkali thatch, Itanlian rye, lolium temulentum, bromegrass, candle grass, Triticum tauschii, Tong
Grass, wheatgrass, shepherd's purse, Descurainia sophia, ox chickweed, spontaneous rape etc., but because reuse for many years and dosage are used, cause sparrow
Wheat, amur foxtail more come also strong to the drug resistance of mesosulfuron, are used alone, and cannot meet the anti-of wheat paddock resistant weed
Remove.
Current wheat field herbicide is limited by security and herbicide controlling spectrum, it is single can not have been solved using a kind of herbicide it is small
The generation problem of wheat weedses, and wheat paddock resistant weed population advantage is obvious all the more in recent years.Single clodinafop-propargyl to bromegrass and
Triticum tauschii preventive effect is poor, and single mesosulfuron is general to wild oat, bromegrass and hard grass preventive effect, single flucarbazone to wild oat,
Wang grass, Alopecurus effect are poor.
The content of the invention
It is an object of the invention to overcome the deficiencies in the prior art, there is provided a kind of efficient, low toxicity, the Herbicidal synergistic of low cost
Composition, is conducive to the integrated control of crop weeds, and described Herbicidal combinations active component includes clodinafop-propargyl, flucarbazone
And mesosulfuron.
Herbicidal combinations of the invention may also include other agricultural active compositions, the herbicide of such as other species, desinsection
The additive and/or insecticides adjuvant commonly used in the pesticide activity component of agent, bactericide, fertilizer and safener and/or plant protection,
Or can use together with which.
Herbicidal combinations tool activity of weeding of the invention is high, mutual supplement with each other's advantages, and Synergistic advantage, said composition includes two kinds
The mechanism of action, clodinafop-propargyl is the auxiliary quick A hydroxylase inhibitors of acetyl, and flucarbazone and mesosulfuron are acetolactate synthestase suppressions
Preparation, the metabolism in weeds body is suppressed by different approach, and Synergistic shows as weeding high activity.Simultaneously this three
Unit's compounding has expanded single component herbicide controlling spectrum, the various grassy weeds of wheat paddock can be simultaneously prevented and kill off, comprising Triticum tauschii, bromegrass, open country
The resistant weeds such as oat, Alopecurus, hard grass, Wang grass.Said composition includes Special safety agent, to wheat degree of safety very
It is high.
Herbicidal combinations of the invention can be with auxiliary element conventional in Pesticide formulation according to customary preparation methods
Any one formulation is prepared, for example, can be wettable powder, water dispersible granules, granule, suspending agent, soluble liquid
Agent, dispersible oil-suspending agent, dry suspending agent etc..
Further, in Herbicidal combinations of the invention active ingredient be clodinafop-propargyl, flucarbazone and mesosulfuron, it
The mass ratio that compounds for mass ratio be 4~5.8:0.7~1.3:0.3~0.9, more preferably 4.6~5.8:0.9~1.3:
0.3~0.5, optimal proportion is 5.2:1.3:0.5.
Further, in herbicidal composition of the invention active ingredient content be 2-70%, preferably 2-20%, it is more excellent
Elect 5-15% as.
The frequency of use and usage amount of Herbicidal combinations of the invention with crops, weeds, weather condition and it is small change,
The purpose of effective preventing and treating can be reached by using suitable dosage.
Specific embodiment
In order to be better understood from essence of the invention, present disclosure is described further with reference to embodiment,
But limitation of the present invention can not be considered as, it is as described below to be only used for explaining the present invention, for without departing from spirit of the invention and principle
Modification, replacement or the improvement made, belong to the scope of protection of present invention.
First, example of formulations
Embodiment 1：When the present composition is water dispersible granules, each component content is：
Clodinafop-propargyl 4%
Flucarbazone 0.7%
Mesosulfuron 0.9%
Xanthans 0.4%
Lauryl sodium sulfate 2%
Sodium metnylene bis-naphthalene sulfonate 6%
White carbon 5%
Ammonium sulfate 10%
Kaolin is mended to 100
The specific procedure of processing of said composition water dispersible granules is：By above-mentioned formula by clodinafop-propargyl, flucarbazone, the sulphur of methyl two
Grand, wetting agent, dispersant, disintegrant and filler are well mixed, and are crushed with micro jet, through mediating, subsequently into
Squeezinggranulator is granulated, and is dried in boiling drier, through sampling analysis after screening, 5.6% clodinafop-propargyl of the present invention is obtained
Flucarbazone mesosulfuron water dispersible granules.
Embodiment 2：The present composition is for when dispersibling oil-suspending agent, each component content is：
Clodinafop-propargyl 4.6%
Flucarbazone 0.9%
Mesosulfuron 0.7%
Alkylphenol-polyethenoxy base ether phosphate 6%
Sorbitan monostearate 3%
Alkyl succinate 5%
Organobentonite 1%
Dibutyl phthalate 10%
Methyl oleate polishing is to 100%
The specific procedure of processing that said composition dispersibles oil-suspending agent is：It is by above-mentioned formula that dibutyl phthalate and alkynes is careless
After ester mixed dissolution, mineral oil, thickener, emulsifying agent mixing are added, it is well mixed through high speed shear, add flucarbazone, first
The sulphur of base two is grand, continues to shear mixing, is ground subsequently into horizontal sand mill, makes preparation particle diameter all in below 10UM, is obtained
6.2% clodinafop-propargyl flucarbazone mesosulfuron of the present invention dispersibles oil-suspending agent.
Embodiment 3：When the present composition is suspension emulsion, each component content is：
Clodinafop-propargyl 4%
Flucarbazone 1.3%
Mesosulfuron 0.9%
Methyl oleate 15%
Alkylphenol-polyethenoxy polyethenoxy ether 5%
Aryl polyoxy alkyl sulfate 2%
Alkyl phenol alcohol ether phosphate 4%
Aluminium-magnesium silicate 1.3%
PH value conditioning agent 0.2
Xanthans 0.18%
Propane diols 4%
Defoamer 0.1%
Water polishing is to 100%
The specific procedure of processing of said composition suspension emulsion is：By in above-mentioned formula by clodinafop-propargyl and methyl oleate mixed dissolution, plus
Enter and add suitable water under alkylphenol-polyethenoxy polyethenoxy ether, stirring condition, cutter is opened when closing on phase inversion point, at a high speed point
Dissipate prepared clodinafop-propargyl EW parts；It is equal by wetting agent, dispersant, antifreezing agent, defoamer, suitable water is mixed in above-mentioned formula
It is even, flucarbazone and mesosulfuron are added, continue to shear mixing, ground subsequently into horizontal sand mill, make particle diameter whole
SC parts are obtained in below 7um, and are transferred to above-mentioned clodinafop-propargyl EW parts, shearing is mixed, 6.2% fluorine azoles of the present invention is obtained
The grand clodinafop-propargyl mesosulfuron suspension emulsion of sulphur.
Embodiment 4：When the present composition is suspension emulsion, each component content is：
Clodinafop-propargyl 5.2%
Flucarbazone 0.7%
Mesosulfuron 0.5%
Methyl oleate 15%
Phenethyl phenol polyoxyethylene groups rice phosphate 5%
Polycarboxylate 2%
Alkyl phenol alcohol ether phosphate 3.5%
Aluminium-magnesium silicate 1.2%
PH value conditioning agent 0.3%
Polyvinyl alcohol 0.16%
Propane diols 5%
Defoamer 0.1%
Water polishing is to 100%
The specific procedure of processing of said composition suspension emulsion is：By in above-mentioned formula by clodinafop-propargyl and methyl oleate mixed dissolution, plus
Enter and add suitable water under alkylphenol-polyethenoxy polyethenoxy ether, stirring condition, cutter is opened when closing on phase inversion point, at a high speed point
Dissipate prepared clodinafop-propargyl EW parts；It is equal by wetting agent, dispersant, antifreezing agent, defoamer, suitable water is mixed in above-mentioned formula
It is even, flucarbazone and mesosulfuron are added, continue to shear mixing, ground subsequently into horizontal sand mill, make particle diameter whole
SC parts are obtained in below 7um, and are transferred to above-mentioned clodinafop-propargyl EW parts, shearing is mixed, 6.4% fluorine azoles of the present invention is obtained
The grand clodinafop-propargyl mesosulfuron suspension emulsion of sulphur.
Embodiment 5：When the present composition is wettable powder, each component content is：
Clodinafop-propargyl 5.2%
Flucarbazone 0.9%
Mesosulfuron 0.3%
White carbon 10%
Lauryl sodium sulfate 2%
Sodium lignin sulfonate 5%
Water-washed kaoline polishing is to 100%
The specific procedure of processing of said composition wettable powder is：By above-mentioned formula by clodinafop-propargyl, flucarbazone and the sulphur of methyl two
Grand and dispersant, wetting agent and filler mixing, the uniform stirring in stirred tank are well mixed after air-flow crushing, you can system
Obtain 6.4% clodinafop-propargyl flucarbazone mesosulfuron wettable powder of the present invention.
Embodiment 6：When the present composition is wettable powder, each component content is：
Clodinafop-propargyl 5.8%
Flucarbazone 0.7%
Mesosulfuron 0.3%
White carbon 8%
Nekal BX 2%
Sodium methylene bis-naphthalene sulfonate 5%
Water-washed kaoline polishing is to 100%
The specific procedure of processing of said composition wettable powder is：By above-mentioned formula by clodinafop-propargyl, flucarbazone and the sulphur of methyl two
Grand and dispersant, wetting agent and filler mixing, the uniform stirring in stirred tank are well mixed after air-flow crushing, you can system
Obtain 6.8% clodinafop-propargyl flucarbazone mesosulfuron wettable powder of the present invention.
Embodiment 7：When the present composition is granule, each component content is：
Clodinafop-propargyl 5.2%
Flucarbazone 1.1%
Mesosulfuron 0.5%
White carbon 5%
Lactose 5%
Magnesium sulfate monohydrate is mended to 100%
The specific procedure of processing of said composition granule is：By above-mentioned formula by clodinafop-propargyl, flucarbazone, mesosulfuron, viscous
Knot agent and filler are well mixed, are crushed with micro jet, through mediating, subsequently into Squeezinggranulator granulation, boiling
Dried in drying machine, through sampling analysis after screening, the sulphur of 6.8% clodinafop-propargyl flucarbazone methyl two of the present invention is obtained
Grand granule.
Embodiment 8：When the present composition is granule, each component content is：
Clodinafop-propargyl 5.8%
Flucarbazone 0.9%
Mesosulfuron 0.3%
Lactose 4%
White carbon 6%
Potassium chloride polishing is to 100%
The specific procedure of processing of said composition granule is：By above-mentioned formula by clodinafop-propargyl, flucarbazone, mesosulfuron, viscous
Knot agent and filler are well mixed, are crushed with micro jet, through mediating, subsequently into Squeezinggranulator granulation, boiling
Dried in drying machine, through sampling analysis after screening, the sulphur of 7.0% clodinafop-propargyl flucarbazone methyl two of the present invention is obtained
Grand granule.
Embodiment 9：The present composition is for when dispersibling oil-suspending agent, each component content is：
Clodinafop-propargyl 5.2%
Flucarbazone 1.3%
Mesosulfuron 0.5%
Styryl phenol polyethenoxy ether phosphate 5%
Sorbitan fatty ester 2%
AEO 6%
White carbon 1.2%
Dibutyl phthalate 8%
Mineral oil polishing is to 100%
The specific procedure of processing that said composition dispersibles oil-suspending agent is：It is by above-mentioned formula that dibutyl phthalate and alkynes is careless
After ester mixed dissolution, mineral oil, thickener, emulsifying agent mixing are added, it is well mixed through high speed shear, add flucarbazone, first
The sulphur of base two is grand, continues to shear mixing, is ground subsequently into horizontal sand mill, makes preparation particle diameter all in below 10UM, is obtained
7.0% clodinafop-propargyl flucarbazone mesosulfuron of the present invention dispersibles oil-suspending agent.
Embodiment 10：When the present composition is water dispersible granules, each component content is：
Clodinafop-propargyl 5.8%
Flucarbazone 1.3%
Mesosulfuron 0.3%
AEO 2%
Sodium carboxymethylcellulose 1%
Naphthalenesulfonate formaldehyde condensation compound 4%
Low molecular weight sodium polyacrylate 1%
Sodium sulphate 8%
Water-washed kaoline polishing is to 100%
The specific procedure of processing of said composition water dispersible granules is：By above-mentioned formula by clodinafop-propargyl, flucarbazone, the sulphur of methyl two
Grand, wetting agent, dispersant, disintegrant and filler are well mixed, and are crushed with micro jet, through mediating, subsequently into
Squeezinggranulator is granulated, and is dried in boiling drier, through sampling analysis after screening, 7.4% clodinafop-propargyl of the present invention is obtained
Flucarbazone mesosulfuron water dispersible granules.
2nd, determination of activity
1st, toxicity is determined：The life of clodinafop-propargyl, flucarbazone and mesosulfuron and its mixture composition to weeds of wheat
Thing determination of activity is reported
Experiment purpose：Clodinafop-propargyl, flucarbazone and mesosulfuron and its different blended are determined under the conditions of greenhouse pot culture with combination
Thing have rated its synergy to the fresh weight preventive effect after Triticum tauschii, bromegrass and Alopecurus 15 days, be the agent of Mixed Pharmacy
Type is developed and agriculture chemical registration field control effectiveness test provides scientific basis.
For examination target:Triticum tauschii（Aegilops tauschii Coss.）, bromegrass（BromusjaponicusThunb.）
And Alopecurus（Descuminia sophia(L.)webb.Ex Prantl ）.
Calculate fresh weight preventive effect.（NY/T1155.7-2006）
Two-spot compounds evaluation method：Herbicide mode of application is evaluated according to Colby methods, its formula is：E0=X+Y-XY/100
X, Y are respectively single dose 1 and single dose 2 when dosage is a or b to the Relative fresh weight preventive effect of weeds；E0It is single dose 1 and single dose 2
Desired value when dosage is a+b.
Ternary built synergy evaluation method：Herbicide synergy is evaluated according to Colby methods（NY/T1155.7-
2006）, its formula is as follows：
A：Relative fresh weight preventive effect when clodinafop-propargyl is with single dose consumption；
B：Relative fresh weight preventive effect when flucarbazone is with single dose consumption；
C：Relative fresh weight preventive effect when mesosulfuron is with single dose consumption；
E0：Theoretical Relative fresh weight preventive effect when clodinafop-propargyl, flucarbazone, three kinds of pharmacy mix of mesosulfuron；
E：Relative fresh weight preventive effect when clodinafop-propargyl, flucarbazone, three kinds of pharmacy mix of mesosulfuron；
Evaluation criterion：As E- E0During ＞ 10%, synergistic effect is shown as；As -10% ＜ E- E0During ＜ 10%, show as being added and make
With；As E- E0During ＜ -10%, antagonism is shown as.Result of the test is shown in Table 1.
As can be seen from Table 1, clodinafop-propargyl, flucarbazone and the mesosulfuron ＜ of mixture -10% E- E two-by-two0＜ 10%, table
It is now summation action, does not show synergistic effect, and after ternary built, E- E0＞ 10%, actual preventive effect is noticeably greater than theory
Preventive effect, shows significant synergistic effect, is worth the popularization and application in production.
2nd, field control effectiveness test
2.1 experiments one：Inventor has carried out example of formulations 3 in 2016 in Hebei Nanyang Xian Lizhuan villages（6.2% fluorine azoles sulphur
Grand clodinafop-propargyl mesosulfuron suspension emulsion）, example of formulations 6（6.8% clodinafop-propargyl flucarbazone mesosulfuron can
WP）, example of formulations 8（7.0% clodinafop-propargyl flucarbazone mesosulfuron granule）With example of formulations 9
（7.0% clodinafop-propargyl flucarbazone mesosulfuron dispersibles oily suspension）The field efficacy examination of preventing and treating wheat paddock grassy weed
Test, demonstrate prevention effect of the medicament to wheat paddock grassy weed and the security to wheat.Soil property is sandy loam
PH6.7, organic matter 1.3%, medium fertility, it is good that water pours condition.Spraying period is on March 1st, 2016, and weather is fine, temperature 2 ~
15℃.Wheat breed is Ji wheat 20, and wheat is in the 4-5 leaf phases during spray, and weeds are in 4-6 leaf phases, field main weeds species
It is bromegrass（Coverage accounts for whole weed community 64%）, Triticum tauschii（Coverage accounts for whole weed community 34%）.Plot area 67 is flat
Square rice, is repeated 4 times, random district's groups arrangement.Using conventional spray-on process, 30 kilograms of mu dispenser liquid.Respectively at 15 days after medicine, 30 days adjust
Look into preventive effect.Result of the test is shown in Table 2.
Field control effectiveness test result shows that clodinafop-propargyl, flucarbazone and mesosulfuron ternary composition are at 100 grams/acre
Consumption under, whether 15 days preventive effects or the preventive effect of 30 days, its preventive effect will substantially due to two-spot complex composition and single dose.
By significance difference analysis, difference reaches capacity work level.In scope of medication innerlich anwenden, to wheat safety, and production-increasing function
Substantially, its 7.0% clodinafop-propargyl flucarbazone mesosulfuron dispersibles oil-suspending agent synergy and reaches 28.25%, it can be seen that,
The compounding of clodinafop-propargyl, flucarbazone and mesosulfuron be worth the popularization and application in production, particularly ratio for 5.2% clodinafop-propargyl+
The compounding of the mesosulfuron of 1.3% flucarbazone+0.5%, its effect is the most notable.
2.2 experiments two：Inventor has carried out example of formulations 2 in 2016 in Liaocheng of Shandong Province bucket Hu Tun（6.2% alkynes
Careless ester flucarbazone mesosulfuron dispersibles oil-suspending agent）, example of formulations 5（6.6% clodinafop-propargyl flucarbazone
Mesosulfuron wettable powder）, example of formulations 9（It is outstanding that 7.0% clodinafop-propargyl flucarbazone mesosulfuron dispersibles oil
Floating agent）With example of formulations 10（7.4% clodinafop-propargyl flucarbazone mesosulfuron water dispersible granules）Preventing and treating wheat paddock grass
Section's weeds field control effectiveness test, demonstrates prevention effect of the medicament to wheat paddock grassy weed and the security to wheat.
Test site soil property be sandy loam, pH6.9, it is good that water pours condition.Spraying period is on March 6th, 2016, and weather is fine,
1 ~ 15 DEG C of temperature.Wheat breed is Jimai 22, and wheat is in the 4-5 leaf phases during spray, and weeds are in the 3-4 leaf phases, and field is mainly miscellaneous
Grass seeds class is bromegrass（Coverage accounts for whole weed community 40%）And amur foxtail（Coverage accounts for whole weed community 55%）.Cell face
67 square metres of product, is repeated 4 times, random district's groups arrangement.Respectively at 15 days after medicine, investigate total preventive effect within 30 days.Result of the test is shown in Table 3.
Field control effectiveness test result shows that clodinafop-propargyl, flucarbazone and mesosulfuron ternary composition are at 100 grams/acre
Consumption under, whether 15 days preventive effects or the preventive effect of 30 days, its preventive effect will substantially due to two-spot complex composition and single dose.
By significance difference analysis, difference reaches capacity work level.In scope of medication innerlich anwenden, to wheat safety, and production-increasing function
Substantially, its 7.0% clodinafop-propargyl flucarbazone mesosulfuron dispersibles oil-suspending agent（Match is 5.2:1.3:0.5）Synergy
Reach 30.16%, effect highly significant, it can be seen that, the compounding of clodinafop-propargyl, flucarbazone and mesosulfuron is worth in production
Upper popularization and application.
The illustrative embodiments that above-described embodiment is used only for explanation inventive principle, but the present invention is not limited only to
This, those skilled in the art can make various improvement and change in the case where real situation of the present invention is not departed from, and these improve and become
More fall within protection scope of the present invention.
Claims (7)
1. a kind of herbicidal composition, it is characterised in that active component includes clodinafop-propargyl, flucarbazone, mesosulfuron, three
Weight ratio be 4~5.8:0.7~1.3:0.3~0.6.
2. Herbicidal combinations according to claim 1, it is characterised in that the clodinafop-propargyl, flucarbazone, mesosulfuron
Weight ratio more preferably 4.6~5.8:0.9~1.3:0.3~0.5, optimal proportion is 5.2:1.3:0.5.
3. according to the Herbicidal combinations of claim 1 or 2, it is characterised in that the Herbicidal combinations also add comprising pesticidal preparations
Conventional auxiliary element in work.
4. Herbicidal combinations according to any claim in claim 1-3, it is characterised in that described weeding
Composition also includes one or more other agricultural active composition.
5. herbicidal composition according to claim 4, it is characterised in that described other agricultural active compositions are safener.
6. the herbicidal composition according to claim 1-5 is used to prevent and kill off the purposes of noxious plant.
7. purposes according to claim 6, it is characterised in that the noxious plant is weeds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710163620.0A CN106857623A (en) | 2017-03-17 | 2017-03-17 | A kind of herbicidal composition containing clodinafop-propargyl, flucarbazone and mesosulfuron |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710163620.0A CN106857623A (en) | 2017-03-17 | 2017-03-17 | A kind of herbicidal composition containing clodinafop-propargyl, flucarbazone and mesosulfuron |
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| CN106857623A true CN106857623A (en) | 2017-06-20 |
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| CN201710163620.0A Pending CN106857623A (en) | 2017-03-17 | 2017-03-17 | A kind of herbicidal composition containing clodinafop-propargyl, flucarbazone and mesosulfuron |
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Application publication date: 20170620 |