CN107087619A - Weeding composition containing topramezone and clodinafop-propargyl and application thereof - Google Patents

Weeding composition containing topramezone and clodinafop-propargyl and application thereof Download PDF

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Publication number
CN107087619A
CN107087619A CN201710336130.6A CN201710336130A CN107087619A CN 107087619 A CN107087619 A CN 107087619A CN 201710336130 A CN201710336130 A CN 201710336130A CN 107087619 A CN107087619 A CN 107087619A
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clodinafop
propargyl
topramezone
herbicidal combinations
aqueous suspension
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CN107087619B (en
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程善闽
汪莘杰
汪茂勤
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Nanjing Gaozheng Agrochemical Co ltd
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Nanjing Gaozheng Agrochemical Co ltd
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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
    • A01N43/80—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 1,2
    • 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
    • A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/02—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing liquids as carriers, diluents or solvents
    • A01N25/04—Dispersions, emulsions, suspoemulsions, suspension concentrates or gels
    • 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
    • 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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  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • Plant Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Agronomy & Crop Science (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Toxicology (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

The invention relates to a weeding composition containing topramezone and clodinafop-propargyl, wherein the active ingredients in the weeding composition are a composition of the topramezone and the clodinafop-propargyl in a weight ratio of 1: 20-20: 1. Further, the weeding composition and a third component form a ternary weeding composition together, and the third component is selected from halauxifen-methyl, florasulam or fluroxypyr in a weight ratio of 1-4:1-4: 1-2. Further, the herbicidal composition is formulated as an aqueous herbicidal suspension. The binary or ternary weeding composition has a synergistic effect; the suspension concentrate of the invention greatly improves the suspension rate and the long-term storage stability by selecting the specific composite surfactant.

Description

A kind of Herbicidal combinations comprising topramezone and clodinafop-propargyl and application thereof
Technical field
The invention belongs to technical field of pesticide, it is related to a kind of pharmaceutical agent combinations for being used to prevent and treat agricultural weed, is specially one kind Herbicidal combinations comprising topramezone and clodinafop-propargyl, relate more specifically to pharmaceutical agent combinations being configured to aqueous suspension agent, for preventing and treating Weeds of wheat.
Background technology
Wheat is one of China staple crops, and cultivated area and yield are only second to paddy rice, is both main food resource It is the important raw material of industry again, critical role is occupied in national economy.With the continuous expansion of wheat planting area, wheatland Weed infestation is also increasingly serious, and wheat paddock main weeds have amur foxtail, Alopecurus, Wang grass, caput grass, hard grass, precocity Standing grain, wild oat, bromegrass, lolium temulentum, Chinese ixeris herb, lyrate hemistepta herb, sonchus oleraceus, annual fleabane herb, field thistle, chickweed, ox chickweed, Siberian cocklebur, Mai Jia Public affairs, shepherd's purse, Veronica etc..Recently as the change of planting system and cultivation management, some new weed species and part are non- Farmland malignant weed is quickly grown in wheat paddock, and new weed community or has been formed.Chemical herbicide it is single continuous Use, on the one hand cause to resist（It is resistance to）The rising of Types of Medicine weed population, on the other hand also reduces effective utilization of chemical herbicide Rate, soil and Practice for Pesticide Residue in Agricultural Products are exceeded, seriously threaten the safety in production of wheat.Cornfield herbicidal in the market Herbicide controlling spectrum is narrow, activity is low, it is impossible to simultaneously effective prevent and kill off the various weeds in wheatland, therefore exploitation is efficient, low toxicity, economy, peace Full weeding complex is significant to cornfield herbicidal.
Topramezone is benzoyl Pifexole humulone herbicide, chemical name：[3- (4,5- dihydro -1,2- oxazoles -3- Base) -4- formoxyl -0- tolyls] (5- hydroxyl -1- methyl-pyrazol-4-yls) ketone, after seedling cauline leaf process by root and seedling, Leaf absorbs, in plant body Xiang Ding, to base separate living tissue is transmitted to, by suppressing the 4- hydroxy benzenes in plastoquinone biosynthesis The synthesis of benzylacetone acid esters dual oxide enzyme (4-HPPD), indirectly influence carotenoid, disturbs synthesis and the function of chloroplaset, most Cause serious albefaction eventually (due to the degraded of chlorophyll).Broad weed-killing spectrum, can prevent and kill off annual warm season grassy weed and broad-leaved Weeds, effect is good and the lasting period is long.
The fragrant phenoxy phenoxy propionic acid inner-adsorption conduction-type herbicide of clodinafop-propargyl category, is acetyl-CoA carboxylase（ACCase）Suppress Agent, blade and leaf sheath through plant absorb, bast conduction, accumulate in the separate living tissue of plant, suppress acetylcoenzyme The activity of A carboxylases, makes aliphatic acid synthesis stopping, and the growth division of cell can not be normally carried out, and the structure containing fat such as membranous system is broken It is bad, ultimately result in Plant death.Rat-tail amur foxtail, oat, rye grass, annual bluegrass, green bristlegrass etc. can be prevented and treated applied to wheat paddock Grassy weed, invalid to broad leaved weed, herbicide controlling spectrum is narrower.Applicant is surprisingly found that topramezone should not generally For preventing and kill off for wheat weeds, and by topramezone and clodinafop-propargyl compounding after, on the one hand at present not yet find by topramezone with Clodinafop-propargyl, which carries out compounding, to be used to prevent and kill off agricultural weed, it is often more important that find that the Herbicidal combinations prevent and kill off tool to wheat weeds There is excellent synergistic effect.
The content of the invention
The present invention provides the complex composition of topramezone and clodinafop-propargyl, and the two has synergistic effect, further, it is preferable to The two is prepared into specific suspending agent, the agriculturals such as wild oat, amur foxtail, little Mai the Wang grass and clearvers of wheat paddock are prevented and treated miscellaneous Grass.
To achieve the object of the present invention, technical scheme is as follows：
A kind of Herbicidal combinations, it is characterised in that the active component included in the Herbicidal combinations is that weight ratio is 1:20~ 20:1 topramezone and the composition of clodinafop-propargyl.
Preferably, the weight ratio of the two is 1:5~10:1；It is highly preferred that both weight ratios are 3: 1.
Further, above-mentioned Herbicidal combinations of the invention can also constitute ternary Herbicidal combination together with third component Thing, third component is selected from fluorine chloropyridine ester, florasulam or fluroxypyr, and the weight ratio of three is 1-4:1-4:1-2, More preferably 3:1:1.
The above-mentioned Herbicidal combinations of the present invention can be configured to a variety of formulations, such as missible oil, aqueous emulsion, aqueous suspension agent, water Dispersible granule, wettable powder, dispersible oil-suspending agent, microemulsion etc., in the formulation, the consumption of active component is 5-50 weights % is measured, wherein most preferably aqueous suspension agent.
Further, the present invention provides following weeding suspending agent：
A kind of weeding aqueous suspension agent, it is characterised in that the aqueous suspension agent includes above-mentioned Herbicidal combinations and auxiliary agent, wherein according to Percentage by weight meter, each component consumption is as follows：
Active ingredient：5-50%；
Cloquintocetmexyl or cloquitocet_mexyl：3-5%；
Surfactant：5-9%；
Ethylene glycol：5-7%；
Carboxymethyl cellulose：0.05-0.15%；
Dimethicone 0.1-0.3%；
Surplus is water；
The surfactant is Aerosol OT and lauryl sodium sulfate with 1-3:1 composite surface activity Agent, preferably 2:1.
Preferably, the consumption of active ingredient is 5 ~ 25 weight %；It is highly preferred that the consumption of active ingredient is 20 weight %.
Preferably, the surface-active is preferably 6 weight %.
It is as follows according to the preparation method of above-mentioned aqueous suspension agent：
Each component is mixed according to formula, slurry is stirred into, is placed in ball mill and crushes；
It is placed in skin grinder and carries out ultramicro grinding, it is 2-4 μm to control average grain diameter；
Homogeneous in homogenizer is placed in, particle is homogenized.
Emphasis Surfactant of the present invention has done further selection, selected complexed surfactant, compared to current Conventional surfactant, and compared to single surfactant, it is more excellent on suspensibility and on extended storage stability.
Further, the present invention provides the purposes of above-mentioned Herbicidal combinations or weeding aqueous suspension agent eliminating weed in wheat field.
The weeds are wild oat, amur foxtail, little Mai Wang grass and clearvers.
Unless otherwise indicated, " % " in this specification is " percentage by weight ".
Beneficial effect：
1st, the binary Herbicidal combinations that the present invention is made up of topramezone and clodinafop-propargyl, it has excellent synergistic effect, joint Function coefficient is all higher than 10；
2nd, the present invention is on the basis of above-mentioned binary Herbicidal combinations, add third component fluorine chloropyridine ester, florasulam or Fluroxypyr, the ternary composition compares above-mentioned binary composition（It is used as an entirety）Similarly have with third component There is excellent synergistic effect, synergy coefficient is all higher than 10；
3rd, aqueous suspension agent of the invention is by selecting specific complexed surfactant, its suspensibility and long term storage stability Greatly improve；
4th, Herbicidal combinations or weeding aqueous suspension agent of the invention are adapted to use in wheat paddock, can effectively prevent and treat wheat The generation of field grass or broad leaved weed and prevalence；Also have herbicidal spectrum wide, efficiently simultaneously, and can effectively reduce use cost, Reduce the drug-fast advantage of germ.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, the present invention is entered with following instantiation Row explanation, but the present invention is not limited to these specific embodiments.
First, embodiment is prepared
Embodiment 1：
Topramezone 5wt%；The wt% of clodinafop-propargyl 15；Cloquitocet_mexyl 3wt%；Aerosol OT 3wt%；Dodecyl sulphur The sour wt% of sodium 3；Ethylene glycol 6wt%；Carboxymethyl cellulose 0.1wt%；Dimethicone 0.2wt%；Surplus is supplied with water.
Embodiment 2：Except topramezone 8wt%；Outside the wt% of clodinafop-propargyl 12, remaining be the same as Example 1；
Embodiment 3：Except topramezone 10wt%；Outside the wt% of clodinafop-propargyl 10, remaining be the same as Example 1；
Embodiment 4：Except topramezone 12wt%；Outside the wt% of clodinafop-propargyl 8, remaining be the same as Example 1；
Embodiment 5：Except topramezone 15wt%；Outside the wt% of clodinafop-propargyl 5, remaining be the same as Example 1；
Embodiment 6：Except topramezone 18wt%；Outside the wt% of clodinafop-propargyl 2, remaining be the same as Example 1；
Embodiment 7：Except Aerosol OT 1wt%；Outside the wt% of lauryl sodium sulfate 5, remaining be the same as Example 5；
Embodiment 8：Except Aerosol OT 2wt%；Outside the wt% of lauryl sodium sulfate 4, remaining be the same as Example 5；
Embodiment 9：Except Aerosol OT 4wt%；Outside the wt% of lauryl sodium sulfate 2, remaining be the same as Example 5；
Embodiment 10：Except Aerosol OT 5wt%；Outside the wt% of lauryl sodium sulfate 1, remaining be the same as Example 5；
Embodiment 11：Except active component is topramezone 12wt%；Outside the wt% of clodinafop-propargyl 4, the wt% of fluorine chloropyridine ester 4, remaining is with real Apply example 5；
Embodiment 12：Except active component is topramezone 12wt%；Outside the wt% of clodinafop-propargyl 4, the wt% of florasulam 4, remaining is with real Apply example 5；
Embodiment 13：Except active component is topramezone 12wt%；Outside the wt% of clodinafop-propargyl 4, the wt% of fluroxypyr 4, remaining is same Embodiment 5；
Comparative example 1：
In addition to active component is topramezone, remaining be the same as Example 5；
Comparative example 2：
In addition to active component is clodinafop-propargyl, remaining be the same as Example 5；
Comparative example 3：
In addition to active component is fluorine chloropyridine ester, remaining be the same as Example 5；
Comparative example 4：
In addition to active component is florasulam, remaining be the same as Example 5；
Comparative example 5：
In addition to active component is fluroxypyr, remaining be the same as Example 5；
Comparative example 6：
In addition to active component is topramezone 15wt%, fluorine chloropyridine ester 5wt%, remaining be the same as Example 5；
Comparative example 7：
In addition to active component is topramezone 15wt%, florasulam 5wt%, remaining be the same as Example 5；
Comparative example 8：
In addition to active component is topramezone 15wt%, fluroxypyr 5wt%, remaining be the same as Example 5；
Comparative example 9：
In addition to active component is florasulam 15wt%, fluorine chloropyridine ester 5wt%, remaining be the same as Example 5；
Comparative example 10：
In addition to active component is florasulam 15wt%, florasulam 5wt%, remaining be the same as Example 5；
Comparative example 11：
In addition to active component is florasulam 15wt%, fluroxypyr 5wt%, remaining be the same as Example 5；
Comparative example 12：
In addition to surfactant is Aerosol OT, remaining be the same as Example 9；
Comparative example 13：
In addition to surfactant is lauryl sodium sulfate, remaining be the same as Example 9；
Comparative example 14：
In addition to surfactant is ethyl phenol polyoxyethylene ether sulfosuccinic acid esters, remaining be the same as Example 9.
2nd, biological Examples
1st, toxicity is determined
Herbicidal Testing Trials are carried out under room temperature condition of pot to two kinds of active ingredients of topramezone and clodinafop-propargyl first, to evaluate two kinds The herbicidal effect of composition compounding.Amur foxtail, wild oat, little Mai Wang grass, clearvers are wheat paddock common weed, more difficult anti-. According to the herbicidal spectrum of two kinds of active ingredient, raw object of surveying is set to amur foxtail, wild oat, little Mai Wang grass, clearvers by us, specifically Performance is as follows：
The compound method of test medicine is as follows：
Test medicine solution：The accurate topramezone and 95% clodinafop-propargyl active compound for weighing constant weight 95%, with appropriate methanol Dissolving, adds in the clear water l containing 0.1% Tween 80 emulsifying agent, is stirred until homogeneous, that is, is configured to containing certain active ingredient Solution.Placebo solution：Add the water of the Tween 80 emulsifying agent of equivalent 0.1% with equivalent methanol.
Test method is as follows：Mixed rear medicament is examined to bring disaster to amur foxtail, little Mai Wang grass, wild oat, pig using gowing methods The activity of calamity, in high 7cm, the soil of the diameter 10cm polypots amount of setting, by the uniform sowing of 20, seed for trying weeds in modeling Expect in alms bowl, thin sand and soil thick lid 0.5-1cm, be placed on room temperature (20 DEG C or so) day optical culture, the above-mentioned a bulk solution prepared is carried out The decoction of finite concentration gradient is compounded and be diluted to, cauline leaf spraying treatment is carried out when weed growth is to the 3-5 leaf phases, the spray per alms bowl Decoction 1ml, each 4 repetitions of processing, are compared using blank solution.Test material is placed in culture in room temperature after processing, periodically The growing state of weeds is observed, the damage symptoms and growth inhibition situation of target weeds are estimated after 21 days, strain fresh weight is weighed, Calculate fresh weight inhibition (%).
Evaluation of effect method, herbicide mode of application is evaluated according to gowing methods, and its formula is as follows：
E0(%)=X+Y × (100-X)/100
C=E-E0
E in formula0For the theoretical preventive effect suppressed after two kinds of active ingredient mixtures to weeds, E is to miscellaneous after two kinds of active ingredient mixtures The actual measurement preventive effect that grass suppresses, X is the preventive effect of topramezone at this dose to target weeds, and Y is that clodinafop-propargyl is right at this dose The preventive effect of target weeds, C is the synergy coefficient of mixture preparation, the synergy to evaluate two kinds of active ingredient, when C is big When 10 be synergistic effect, during less than 10 be antagonism, between ± 10 when be addition.
The raw test result of the topramezone of table 1 and clodinafop-propargyl different ratio to amur foxtail activity of weeding
It is seen from the above data that after topramezone and clodinafop-propargyl compounding, the preventive effect to amur foxtail is fine, two kinds of compositions compoundings Afterwards, there is significant synergistic effect, synergy coefficient is all higher than 10, particularly when topramezone and clodinafop-propargyl are 3:When 1, the two Synergistic effect is optimal.
The raw test result of the topramezone of table 2 and clodinafop-propargyl different ratio to the careless activity of weeding of little Mai Wang
It is seen from the above data that after topramezone and clodinafop-propargyl compounding, the preventive effect to little Mai Wang grass is fine, two kinds of compositions are answered After matching somebody with somebody, there is significant synergistic effect, synergy coefficient is all higher than 10, particularly when topramezone and clodinafop-propargyl are 3:When 1, two Person's synergistic effect is optimal.
The raw test result of the topramezone of table 3 and clodinafop-propargyl different ratio to wild oat activity of weeding
It is seen from the above data that after topramezone and clodinafop-propargyl compounding, the preventive effect to wild oat is fine, two kinds of compositions compoundings Afterwards, there is significant synergistic effect, synergy coefficient is all higher than 10, particularly when topramezone and clodinafop-propargyl are 3:When 1, the two Synergistic effect is optimal.
The raw test result of the topramezone of table 4 and clodinafop-propargyl different ratio to clearvers activity of weeding
It is seen from the above data that after topramezone and clodinafop-propargyl compounding, the preventive effect to clearvers is fine, two kinds of compositions compoundings Afterwards, there is significant synergistic effect, synergy coefficient is all higher than 10, particularly when topramezone and clodinafop-propargyl are 3:When 1, the two Synergistic effect is optimal.
The following activity for ternary weeding composition is measured, and test medicine and test method are with reference to above-mentioned binary weeding group The determination of activity of compound；The synergy evaluation method of ternary weeding composition is as follows：
E0(%)=X*Y*Z/1002
E in formula0For, to the theoretical value that weeds fresh weight inhibition is the percentage compareed, E is three kinds after three kinds of active ingredient mixtures To measured value of the weeds inhibiting rate for the percentage of control after active ingredient mixture, X is topramezone at this dose to target Weeds fresh weight inhibition is the percentage of control, and Y is that clodinafop-propargyl is at this dose control to target weeds fresh weight inhibition Percentage, Z is that fluorine chloropyridine ester is the percentage compareed to target weeds fresh weight inhibition at this dose, when E0-E is more than 10 When be synergistic effect, during less than 10 be antagonism, between ± 10 when be addition.
The raw test result of the topramezone of table 5, clodinafop-propargyl and fluorine chloropyridine ester different ratio to amur foxtail activity of weeding
It is seen from the above data that after topramezone, clodinafop-propargyl and fluorine chloropyridine ester compounding, the preventive effect to amur foxtail is more excellent, After three kinds of composition compoundings, there is significant synergistic effect, synergy coefficient is all higher than 10, particularly when the proportioning of three is 3:1: When 1, the two synergistic effect is optimal.
Little Mai Wang grass, wild oat and pig are brought disaster in addition, testing it after topramezone, clodinafop-propargyl and fluorine chloropyridine ester are compounded The preventive effect of calamity, its synergy coefficient is also all higher than 10；Simultaneously by topramezone, clodinafop-propargyl and florasulam or chlorine fluorine pyrrole oxygen After acetic acid compounding, its synergy coefficient is also all higher than 10.
3rd, suspension is tested
Suspension is carried out to the suspending agent obtained by above-mentioned preparation embodiment 1-13, comparative example 12-14.After finished product, High temperature storage 14 days under the conditions of storing 14 days, 54 DEG C, ± 2 DEG C at room temperature respectively, is used《GB/T14825-2006 agricultural-chemical suspensions Rate assay method》Suspensibility is surveyed, specific data see the table below 6.
Table 6：Agricultural-chemical suspension rate determination data table
After room temperature storage 14 days After high temperature storage 14 days
Embodiment 1 96.8 95.6
Embodiment 2 95.8 95.2
Embodiment 3 96.3 95.6
Embodiment 4 95.6 95.1
Embodiment 5 96.2 95.3
Embodiment 6 96.0 95.4
Embodiment 7 95.3 94.8
Embodiment 8 95.5 95.0
Embodiment 9 97.2 96.5
Embodiment 10 96.5 95.8
Embodiment 11 96.4 95.8
Embodiment 12 96.3 95.7
Embodiment 13 95.9 95.2
Comparative example 12 84.5 82.9
Comparative example 13 83.9 80.5
Comparative example 14 82.8 80.2
Interpretation of result：As can be seen from the above table, embodiments of the invention 1-1 is more excellent relative to comparative example 12-13 suspendabilities, special It is not when the complexed surfactant ratio is 2:The suspendability of 1 embodiment 9 is optimal.
A kind of Herbicidal combinations comprising topramezone and clodinafop-propargyl of the present invention and application thereof are by specifically implementing Example is described.Those skilled in the art can use for reference the links such as the appropriate feed change of present disclosure, process conditions Realize corresponding other purposes, its correlation changes all without departing from present disclosure, all similar replacements and change for It is it will be apparent that being considered as being included within the scope of the present invention for those skilled in the art.

Claims (10)

1. a kind of Herbicidal combinations, it is characterised in that the active component included in the Herbicidal combinations is that weight ratio is 1:20~ 20:1 topramezone and the composition of clodinafop-propargyl.
2. Herbicidal combinations according to claim 1, it is characterised in that the weight ratio of topramezone and clodinafop-propargyl is 1:5~ 10:1。
3. Herbicidal combinations according to claim 2, it is characterised in that the weight ratio of topramezone and clodinafop-propargyl is 3:1.
4. Herbicidal combinations according to claim 1, it is characterised in that the Herbicidal combination of the topramezone and clodinafop-propargyl Thing and third component constitute ternary weeding composition together, and third component is selected from fluorine chloropyridine ester, florasulam or chlorine fluorine pyrrole Fluoroacetic acid, the weight ratio of three is 1-4:1-4:1-2.
5. Herbicidal combinations according to claim 4, it is characterised in that the weight ratio of three is 3:1:1.
6. according to any described Herbicidal combinations of claim 1 to 5, it is characterised in that the Herbicidal combinations are configured to breast Oil, aqueous emulsion, aqueous suspension agent, water dispersible granules, wettable powder, dispersible oil-suspending agent or microemulsion, wherein active component Consumption be 5-50 weight %.
7. a kind of weeding aqueous suspension agent, it is characterised in that the aqueous suspension agent includes removing as described in claim 1 to 5 is any Careless composition and auxiliary agent, wherein in percentage by weight, each component consumption is as follows：
Active component：5-50%；
Cloquintocetmexyl or cloquitocet_mexyl：3-5%；
Surfactant：5-9%；
Ethylene glycol：5-7%；
Carboxymethyl cellulose：0.05-0.15%；
Dimethicone 0.1-0.3%；
Surplus is water；
The surfactant is Aerosol OT and lauryl sodium sulfate with 1-3:1 composite surface activity Agent, preferably 2:1.
8. weeding aqueous suspension agent according to claim 7, it is characterised in that the consumption of the active component is 20 weight %.
9. according to the preparation method of any described weeding aqueous suspension agent of claim 7 to 8, it is characterised in that the aqueous suspension The preparation method of agent is as follows：
Each component is mixed according to formula, slurry is stirred into, is placed in ball mill and crushes；
It is placed in skin grinder and carries out ultramicro grinding, it is 2-4 μm to control average grain diameter；
Homogeneous in homogenizer is placed in, particle is homogenized, finished product.
10. prevented according to any described Herbicidal combinations of claim 1 to 5 or any described aqueous suspension agent of claim 7 to 8 Except the purposes of weeds of wheat, it is characterised in that the weeds are wild oat, amur foxtail, little Mai Wang grass and clearvers.
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108293988A (en) * 2018-02-23 2018-07-20 南京高正农用化工有限公司 Weeding composition containing xaflufen-ethyl and application thereof
CN110278953A (en) * 2019-07-31 2019-09-27 河南省农业科学院植物保护研究所 Herbicidal composition and its application of the ether of grass containing fluoropyrimidine and pyraclonil
CN117481113A (en) * 2023-12-21 2024-02-02 山东科赛基农生物工程有限公司 Topramezone and clodinafop-propargyl dispersible oil suspending agent and application thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102715174A (en) * 2012-06-28 2012-10-10 永农生物科学有限公司 Compound pesticide composition containing picloram or salts thereof, preparation and application
CN104115834A (en) * 2012-06-28 2014-10-29 永农生物科学有限公司 Compound pesticide composition containing clodinafop-propargyl and picloram or salts thereof, preparation thereof and applications of the preparation
CN106719707A (en) * 2017-02-22 2017-05-31 佛山市普尔玛农化有限公司 A kind of Herbicidal combinations comprising topramezone Yu clodinafop-propargyl

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102715174A (en) * 2012-06-28 2012-10-10 永农生物科学有限公司 Compound pesticide composition containing picloram or salts thereof, preparation and application
CN104115834A (en) * 2012-06-28 2014-10-29 永农生物科学有限公司 Compound pesticide composition containing clodinafop-propargyl and picloram or salts thereof, preparation thereof and applications of the preparation
CN104115848A (en) * 2012-06-28 2014-10-29 永农生物科学有限公司 Compound pesticide composition containing florasulam and picloram or salts thereof, preparation thereof and applications of the preparation
CN106719707A (en) * 2017-02-22 2017-05-31 佛山市普尔玛农化有限公司 A kind of Herbicidal combinations comprising topramezone Yu clodinafop-propargyl

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108293988A (en) * 2018-02-23 2018-07-20 南京高正农用化工有限公司 Weeding composition containing xaflufen-ethyl and application thereof
CN110278953A (en) * 2019-07-31 2019-09-27 河南省农业科学院植物保护研究所 Herbicidal composition and its application of the ether of grass containing fluoropyrimidine and pyraclonil
CN110278953B (en) * 2019-07-31 2021-11-05 河南省农业科学院植物保护研究所 Herbicide composition containing pyriftalid and pyraclonil and application thereof
CN117481113A (en) * 2023-12-21 2024-02-02 山东科赛基农生物工程有限公司 Topramezone and clodinafop-propargyl dispersible oil suspending agent and application thereof
CN117481113B (en) * 2023-12-21 2024-03-29 山东科赛基农生物工程有限公司 Topramezone and clodinafop-propargyl dispersible oil suspending agent and application thereof

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