CN107183027A - Polynary Herbicidal composition for rice field - Google Patents
Polynary Herbicidal composition for rice field Download PDFInfo
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- CN107183027A CN107183027A CN201710456431.2A CN201710456431A CN107183027A CN 107183027 A CN107183027 A CN 107183027A CN 201710456431 A CN201710456431 A CN 201710456431A CN 107183027 A CN107183027 A CN 107183027A
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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
- A01N39/00—Biocides, pest repellants or attractants, or plant growth regulators containing aryloxy- or arylthio-aliphatic or cycloaliphatic compounds, containing the group or, e.g. phenoxyethylamine, phenylthio-acetonitrile, phenoxyacetone
- A01N39/02—Aryloxy-carboxylic acids; Derivatives thereof
- A01N39/04—Aryloxy-acetic acids; Derivatives thereof
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
- A01N43/74—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,3
- A01N43/76—1,3-Oxazoles; Hydrogenated 1,3-oxazoles
-
- 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
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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)
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Abstract
The invention discloses a kind of polynary Herbicidal composition for rice field, comprising cyhalofop-butyl, the different monooctyl ester of fluroxypyr, four kinds of active ingredients of clomazone and metamifop, wherein, four kinds of active ingredient mass ratioes are 5 ~ 35：4~8：6~12：5 ~ 30, the mass percent summation of four kinds of active ingredients in the composition is 1 ~ 60%.Herbicidal combinations of the present invention, relative to the single dose of equally effective composition, for two-spot or the ternary built combination of same type, herbicide controlling spectrum can effectively be expanded, the resistance barnyard grass particularly prevented and kill off to the more difficult drug effect of current rice terrace, resistance moleplant seed, the synergistic effects such as Herba Eragrostidis ferrugineae and mao matang of cracking rice are obvious, preventive effect is protruded, and Herbicidal combinations of the present invention are applied to prevent and kill off the most of annual grassy weeds of rice terrace, and safety is showed to paddy rice.
Description
Technical field
The present invention relates to a kind of Herbicidal composition for rice field and its application.It is especially a kind of to contain cyhalofop-butyl, chlorine fluorine pyrrole
The Herbicidal combinations that four kinds of active ingredients of the different monooctyl ester, clomazones of fluoroacetic acid and metamifop are compounded, belong to agricultural chemicals skill
Art field.
Background technology
Cyhalofop-butyl (Cyhalofop-butyl), chemical name (R) -2- (4- (4- cyano group -2- fluorophenoxies) phenoxy group) third
Acid butyl ester, belongs to aryloxyphenoxypropionic class herbicide, is developed by the Dow Chemical Company, the mechanism of action is acetyl-CoA carboxylase
Inhibitor, makes aliphatic acid synthesis stopping, and the growth division of cell can not be normally carried out, the destruction of the structure containing fat such as membranous system, finally
Cause Plant death.It is efficient to moleplant seed to paddy rice high safety, there is certain preventive effect to low age barnyard grass, but know wind to cracking rice
It is undesirable that grass, west come barnyard grass, blue or green barnyard grass, bald barnyard, eleusine indica and other effects.
The different monooctyl ester of fluroxypyr (Fluroxypyr-meptyl), ((the chloro- 6- of 4- amino -3,5- bis- is fluoro- for chemical name
2- pyridines) epoxide)-acetic acid 1- methylheptyl esters, belong to pyridine fluoroacetic acid class herbicide, with uptake and translocation effect, after seedling makes
With the reaction of classical hormones class herbicide occurs in sensitive crop.Suitable for rice terrace prevent and kill off clearvers, field bindweed, shepherd's purse, chickweed,
The broad leaved weeds such as stem amaranth, purslane, alternanthera philoxeroides are rolled up, it is poor to grass family and sedge weed effect.
Clomazone (Command), also known as clomazone, chemical name 2- (2- chlorobenzyls) -4,4- dimethyl isoxazoles -3-
Ketone.It is selective herbicide before organic heterocyclic class bud, carotenoid inhibitor.Absorbed by the root and young shoot of plant, to upload
Lead each position of plant；Cauline leaf process only has action of contace poison, does not conduct downwards.Carrotene is hindered into the medicament in plant
With the biosynthesis of chlorophyll, the weeds chlorosis for making rudiment unearthed, and it is dead in a short time.Suitable for soybean, sugarcane, peanut,
Potato, tobacco, rape and rice terrace prevent and kill off annual gramineous weed and broad leaved weed.
Metamifop (Metamifop), chemical name (R) -2- ((chloro- 1, the 3- benzoxazoles -2- bases oxygen of 4-) benzene oxygen
Base) -2 '-fluoro- N- methyl propionanilide, belong to aromatic oxygen-phenoxy group propionates class herbicide, its mechanism of action is to suppress acetyl
CoA carboxylase enzymatic synthesis, makes aliphatic acid synthesis stopping, and the growth division of cell can not be normally carried out, the structure containing fat such as membranous system
Destruction, finally results in Plant death.To rice safety, grassy weed such as barnyard grass, moleplant seed, lady's-grass, eleusine indica are respectively provided with
Good activity.
In past nearly twenty or thirty year, chemical herbicide while preventing and kill off work to farmland weed and bringing Gospel,
Under the selection index system and pressure of these herbicides, the drug-resistant organisms that some drug resistance plant are produced due to gene selects effect
Type starts rapid rise and spread, and rice terrace resistant weed or malignant weed problem are gradually protruded.Such as dichloro quinolinic acid resistant organisms
Type barnyard grass, cyhalofop-butyl resistant biotypes barnyard grass, cyhalofop-butyl resistant biotypes moleplant seed etc..
Chinese patent CN 104285957A《Compound herbicide containing cyhalofop-butyl, fluroxypyr and bispyribac-sodium and
It is applied》Disclose a kind of herbicidal composition containing cyhalofop-butyl, fluroxypyr and bispyribac-sodium, cyhalofop-butyl, chlorine
The weight ratio of fluorine pyrrole fluoroacetic acid and bispyribac-sodium is 5~25：10~20：10~20, it can effectively prevent and treat barnyard grass in paddy field, lady's-grass, dog tail
The broad leaved weed such as the grassy weeds such as grass and dayflower, Amaranthus retroflexus；Chinese patent CN 1025242272A《A kind of Herbicidal combination
Thing》Disclose a kind of herbicidal composition containing penoxsuam, cyhalofop-butyl and fluroxypyr, wherein penoxsulam
The weight ratio of amine, cyhalofop-butyl and fluroxypyr is 1：6~9：8~17, it can effectively prevent and treat barnyard grass in paddy field, annual nutgrass flatsedge
And a variety of broad leaved weeds；Chinese patent CN 105211072A《Herbicidal combinations》Disclose one kind and contain cyhalofop-butyl, chlorine fluorine
Pyrrole fluoroacetic acid is He the herbicidal composition of clomazone, wherein cyhalofop-butyl, fluroxypyr He the weight ratio of clomazone
For 15~35：4~8：6~12, it can effectively prevent and treat the weeds such as barnyard grass in paddy field, lady's-grass, moleplant seed；Chinese patent CN
106376576A《A kind of ternary weeding composition》Disclose one kind and contain cyhalofop-butyl, fluroxypyr and metamifop
Ternary herbicidal composition, wherein the weight ratio of cyhalofop-butyl, fluroxypyr and metamifop be 1~90：1~
90：1~90, it can effectively prevent and treat barnyard grass in paddy field, lady's-grass, moleplant seed, rice Leersia Sw, Monochoria vaginalis, alternanthera philoxeroides and false loosestrife etc.
Weeds；Chinese patent CN 103583523A《A kind of Herbicidal composition for rice field》Disclose it is a kind of containing fluroxypyr, it is phonetic
Pyridine oxime grass ether and cyhalofop-butyl herbicidal composition, wherein fluroxypyr, pyribenzoxim and cyhalofop-butyl in group
Percentage by weight in compound is respectively 1~30%, 1~10% and 1~20%, can effectively prevent and treat rice terrace grassy weed and
Broad leaved weed.
Inventor has found that cyanogen fluorine is careless in surprise during the related problem of tackling key problem rice terrace resistant biotypes weed control technology
Cooperateed with after four kinds of active ingredient compoundings of the different monooctyl ester, clomazones of ester, fluroxypyr and metamifop under special ratios
Synergy is substantially, not only good to rice terrace annual gramineae, broad leaved weed preventive effect, while being given birth to the difficult resistance prevented and kill off in rice terrace
Thing type west comes barnyard grass, resistance moleplant seed, crack rice Herba Eragrostidis ferrugineae and mao matang has good preventive effect, and non-to paddy rice under dosage
Chang Anquan.
The present invention is to the paddy field weeding containing cyhalofop-butyl, the different monooctyl ester, clomazones of fluroxypyr and metamifop
Composition is had made intensive studies using technology, by lot of experiments, completes the present invention, and it can effectively solve current rice terrace and prevent
Except field hardly possible is except pernicious grassy weed dispenser dosage is big, access times are more, residues of pesticides are serious, resistant biotypes weeds hardly possible is anti-
The problems such as.
Have not yet to see and be related to answer containing cyhalofop-butyl, the different monooctyl ester, clomazones of fluroxypyr and metamifop
Relevant report with herbicide.
The content of the invention
The present invention is in order to overcome the deficiencies in the prior art there is provided a kind of poison more high and low to crop safety, low-residual, kill
Grass spectrum is wide, can effectively delay the careless containing cyhalofop-butyl, the different monooctyl ester, clomazones of fluroxypyr and oxazole acyl of herbicide resistance
The polynary Herbicidal composition for rice field of amine.
To achieve these goals, the present invention uses following technical scheme：A kind of polynary Herbicidal composition for rice field, including
Four kinds of active principles of the different monooctyl ester, clomazones of cyhalofop-butyl, fluroxypyr and metamifop, the cyhalofop-butyl, chlorine
The weight ratio of the different monooctyl ester, clomazones of fluorine pyrrole fluoroacetic acid and metamifop is 5~35：4~8：6~12：5~30.
Further, the weight of the different monooctyl ester, clomazones of cyhalofop-butyl, fluroxypyr and metamifop accounts for combination
The 1-60% of thing gross weight.
The auxiliary agent includes emulsifying agent, dispersant, suspending agent, synergist, preservative and solvent.
The emulsifying agent is calcium dodecyl benzene sulfonate, styrylphenol polyoxyethylene ether, alkylaryl polyoxyethylene
Polyethenoxy ether, castor oil polyoxyethylene ether, polyoxyethylene polyoxypropylene block copolymer, APES phosphate
In one or more.
The dispersant be sodium lignin sulfonate, alkylnaphthalene sulfonate, alkylphenol-polyethenoxy formaldehyde condensation products sulfate,
One or more in dispersing agent MF, phosphate.
The suspending agent is the one or more in organobentonite, xanthans, white carbon.
The synergist is poly- trisiloxanes, heterogeneous ten alcohol polyoxyethylene ether, isomerous tridecanol polyoxyethylene ether, butanedioic acid
One or more in di-isooctyl sulfonate.
The preservative is one or both of sodium benzoate, Kathon CG.
The solvent is soybean oil, methyl oleate, methyl naphthalene higher aliphatic hydrocarbon ils, aromatic hydrocarbons S-150, S-200 solvents
One or more in oil.
Herbicidal combinations of the present invention, can be by conventional pesticide producing mode, and it is outstanding that processing is prepared into missible oil, suspension emulsion, oil
The formulation that various forms of suitable agricultural productions such as floating agent are used.
Described Herbicidal combinations, its application is to prevent and kill off paddy field weed.
Further, described Herbicidal combinations, it, which is used to preventing and kill off rice terrace resistant biotypes west, comes barnyard grass, resistance a thousand pieces of gold
Son, the application of crack rice Herba Eragrostidis ferrugineae and mao matang.
The frequency of use and usage amount of the Herbicidal composition for paddy fields of the present invention are as plant growth, weeds occur, weather becomes
Change and have a small amount of change, the purpose effectively prevented and treated can be reached by using appropriate dosage, to rice safety.
In summary, the beneficial effects of the invention are as follows：Can keeping from ill grassy weed, cost is low, and can effectively reduce makes
Consumption, reduces times for spraying, and broad weed-killing spectrum can effectively delay herbicide resistance, and herbicidal effect is preferable.
Embodiment
In order that those skilled in the art are better understood from the essence of the present invention, come with reference to specific embodiment to this
Invention is further described, but does not limit the invention to these embodiments.Those skilled in the art should recognize
Know, present invention encompasses all alternatives, improvement project and the equivalents potentially included in Claims scope.
It is raw to survey embodiment 1：
Test name：The different monooctyl ester, clomazones of cyhalofop-butyl, fluroxypyr toxicity mixed with metamifop
Experiment.
Test objective：Below by way of greenhouse pot culture active determination test with reaction cyhalofop-butyl definitely, chlorine fluorine pyrrole
The different monooctyl ester, clomazones of fluoroacetic acid antagonism Monochoria vaginalis mixed with metamifop and the synergistic effect of the stem or leaf of cattail, further compare
Between composition, and the activity of weeding between composition and single dose, to better illustrate Herbicidal combinations of the present invention.
Test target：It is experiment target to come barnyard grass, resistance moleplant seed and mao matang from resistant biotypes west.Weed seed point
Anhui Nanling, Zhejiang dragon trip and Luhe are not collected in.
Test medicine：95% cyhalofop-butyl active compound, the different monooctyl ester of 95% fluroxypyr, 95% clomazone TC and 96%
Metamifop TC.
Test medicine and preparation：A certain amount of active compound is weighed, mother liquor is made into from the dissolving of suitable organic solvent, by setting
Dosage is handled with the distilled water diluting containing 0.1% Tween-80 into test dose.
Try material culture：The experiment special soil that experiment soil is collected for non-medication plot, from bore 8cm, deep 7cm plastics
Flowerpot, is filled to 3/4 height by soil, adds water after soil is moistened completely, target seed uniform broadcasting.Hot-house culture is bred, periodically
Moisturizing is stand-by for trying during target length to 3~4 leaf phase to keep 100% soil moisture, ensures there be 15-20 strain per basin.
Test method：Using greenhouse pot culture method, examination weeds cauline leaf spraying treatment is supplied under each dosage.Often processing sets 4 repetitions,
Separately set blank control.Handle in rearmounted greenhouse and cultivate, regular moisturizing keeps soil moisture.
Investigation method：Routine observation plant reaction symptom after processing, and 21d aerial parts weeds fresh weight after medicine is determined, count
Fresh weight inhibition is calculated, medicament is evaluated to target virulence with fresh weight inhibition.
Fresh weight inhibition (%)=(control fresh weight-processing fresh weight)/control fresh weight * 100.
Synergy evaluation method：Using DPS software analysis, virulence equation, LC are calculated50It is worth (gai/hm2) and poison is altogether
Number CTC, the results are shown in Table 1, table 2 and table 3.
Table 1：The different monooctyl ester, clomazones of cyhalofop-butyl, fluroxypyr and metamifop single dose and mixed antagonism
Barnyard grass virulence test result is carried out in bion west.
Table 2：The different monooctyl ester, clomazones of cyhalofop-butyl, fluroxypyr and metamifop single dose and mixed antagonism
Moleplant seed virulence test result.
Table 3：The different monooctyl ester, clomazones of cyhalofop-butyl, fluroxypyr and metamifop single dose and mixed to hair horse
Tang's virulence test result.
Wherein co-toxicity coefficient>120 represent synergistic effects, and CTC is expressed as antagonism less than 80, CTC between 80-120 it
Between be expressed as summation action.CTC numerical value is bigger, and synergistic effect is more notable.According to the result of the test of 1~table of table 3, cyhalofop-butyl, chlorine
The different monooctyl ester, clomazones of fluorine pyrrole fluoroacetic acid and metamifop compounded combination antagonism bion west come barnyard grass, resistance moleplant seed and
Mao matang is respectively provided with obviously inhibitory action, and synergistic effect is notable.
Example of formulations
In embodiments below active ingredient using 95% cyhalofop-butyl TC, the different monooctyl ester TC of 95% fluroxypyr,
95% clomazone TC and 96% metamifop TC, each component percentage composition is weight percent content.
Embodiment 1：28% cyanogen fluorine chlorine fluorine pyrrole Yi Evil metamifops (10:6:4:8) missible oil
10 parts of weight of cyhalofop-butyl, the different monooctyl ester of fluroxypyr 6 parts of weight , clomazones, 4 parts of weight, oxazole acyl grass
8 parts of weight of amine, are dissolved in the 150# solvent naphthas of 52 parts of weight, then add 6 parts of emulsifying agent 500#, 4 parts of emulsifying agent 34#, 10 parts of breasts
Agent AEO TO-7 shearing mixings can be prepared by the 28% different monooctyl ester Yi Evil of cyhalofop-butyl fluroxypyrs
Grass pine metamifops (10:6:4:8) missible oil.
Embodiment 2：35% cyanogen fluorine chlorine fluorine pyrrole Yi Evil metamifops (10:6:9:10) oil-suspending agent
10 parts of weight of cyhalofop-butyl, the different monooctyl ester of fluroxypyr 6 parts of weight , clomazones, 9 parts of weight, oxazole acyl grass
10 parts of weight of amine, this grease emulsifier of the bamboo YUS-110 of 18 parts of weight, bamboo this grease dispersant EP60P of 5 parts of weight, 1.5 parts
The organobentonite 838F of weight, 0.2 part of weight of gas-phase silica, 15 parts of weight of No. 200 solvent naphthas, methyl oleate is mended to 100
Part weight, above component is mixed with cutter high speed shear and is sanded by sand mill, and 35% cyhalofop-butyl chlorine is made
The different monooctyl ester clomazones metamifops (10 of fluorine pyrrole fluoroacetic acid:6:9:10) oil-suspending agent.
Embodiment 3：35% cyanogen fluorine chlorine fluorine pyrrole Yi Evil metamifops (10:6:9:10) missible oil
10 parts of weight of cyhalofop-butyl, the different monooctyl ester of fluroxypyr 6 parts of weight , clomazones, 9 parts of weight, oxazole acyl grass
10 parts of weight of amine, are dissolved in 45 parts of 150# solvent naphthas, then add 6 parts of emulsifying agent 500#, 4 parts of emulsifying agent 34#, 10 parts of emulsifying agents
AEO TO-7 shearing mixings can be prepared by the different monooctyl ester Yi Evil grass of 35% cyhalofop-butyl fluroxypyrs
Loose metamifops (10:6:9:10) missible oil.
Embodiment 4：38% cyanogen fluorine chlorine fluorine pyrrole Yi Evil metamifops (15:4:9:10) suspension emulsion
9 parts of weight of clomazone, 4 parts of 150# solvent naphthas, it is stand-by that 2 parts of emulsifier ELs 360 are mixed to get oil phase.Cyhalofop-butyl
15 parts of weight, fluroxypyr 4 parts of weight of different monooctyl ester, 10 parts of weight of metamifop, the wetting agent 500LQ of 1 part of weight,
Sieve of 3.5 parts of weight ground sub- dispersant SC, 0.5 part of weight of xanthans, 0.5 part of weight of sodium benzoate, 5 parts of weight of glycerine, water
Mend to 100 parts of weight, above component is mixed with cutter high speed shear and by sand mill be sanded obtain mother liquor, mother liquor
Oil phase is added during high speed shear to continue to shear 30 minutes i.e. available 38% different monooctyl ester of cyhalofop-butyl fluroxypyrs
Clomazone metamifops (15:4:9:10) suspension emulsion
Embodiment 5：45% cyanogen fluorine chlorine fluorine pyrrole Yi Evil metamifops (20:4:6:15) missible oil
20 parts of weight of cyhalofop-butyl, the different monooctyl ester of fluroxypyr 4 parts of weight , clomazones, 6 parts of weight, oxazole acyl grass
15 parts of weight of amine, 5 parts of weight of emulsifying agent calcium dodecyl benzene sulfonate, emulsifying agent APES oxypropylene block gathers
2.5 parts of weight of ether, 20 parts of weight of wetting agent AEO, 3 parts of weight of N- first class pyrrolidones, dimethyl sulfoxide (DMSO) 4
Part weight, C9-10 heavy aromatic solvent oil surpluses.Each active component, various solvents etc. are fully dissolved by formula rate, added each
Auxiliary component, stirring produces the 45% different monooctyl ester clomazones metamifops (20 of cyhalofop-butyl fluroxypyrs:
4:6:15) missible oil.
Embodiment 6：45% cyanogen fluorine chlorine fluorine pyrrole Yi Evil metamifops (25:6:9:5) oil-suspending agent
25 parts of weight of cyhalofop-butyl, the different monooctyl ester of fluroxypyr 6 parts of weight , clomazones, 9 parts of weight, oxazole acyl grass
5 parts of weight of amine, 3 parts of weight of emulsifying agent calcium dodecyl benzene sulfonate, 2.5 parts of weight of emulsifying agent castor oil polyoxyethylene ether, alkyl
3.5 parts of weight of phenol polyethenoxy oxypropylene block polyethers, 5 parts of weight of AEO, dispersant alkyl phenol polyether
1 part of weight of phosphoric acid ester, 1.2 parts of weight of thickener organobentonite, methyl oleate surplus.By each active component, various auxiliary
Agent etc. is sufficiently mixed by formula rate, is sanded by sand mill, is stirred that it is different to produce 45% cyhalofop-butyl fluroxypyrs
Monooctyl ester clomazone metamifops (25:6:9:5) oil-suspending agent.
Application Example
The different monooctyl ester clomazones metamifop complex herbicidal compositions of cyhalofop-butyl fluroxypyrs prevent and kill off paddy rice
Weed Control Efficacy
(1) embodiment 1：28% cyanogen fluorine chlorine fluorine pyrrole Yi Evil metamifops (10:6:4:8) missible oil
(2) embodiment 2：35% cyanogen fluorine chlorine fluorine pyrrole Yi Evil metamifops (10:6:9:10) oil-suspending agent
(3) embodiment 3：35% cyanogen fluorine chlorine fluorine pyrrole Yi Evil metamifops (10:6:9:10) missible oil
(4) embodiment 4：38% cyanogen fluorine chlorine fluorine pyrrole Yi Evil metamifops (15:4:9:10) suspension emulsion
(5) embodiment 5：45% cyanogen fluorine chlorine fluorine pyrrole Yi Evil metamifops (20:4:6:15) missible oil
(6) embodiment 6：45% cyanogen fluorine chlorine fluorine pyrrole Yi Evil metamifops (25:6:9:5) oil-suspending agent
(7) the 26% different monooctyl ester missible oil of cyhalofop-butyl fluroxypyrs
The different monooctyl ester clomazone missible oil of (8) 35% cyhalofop-butyl fluroxypyrs
(9) 10% cyhalofop-butyl missible oils
(10) the different monooctyl ester missible oil of 288g/L fluroxypyrs
(11) 480g/L clomazones missible oil
(12) 10% metamifop missible oil
Experimental field condition：Sample is carried out positioned at Nanjing Liuhe District, and rice varieties are that yellow China accounts for conventional variety, drought
Or so leaf phase of direct seading rice 5~6, removed with cyhalofop-butyl and penoxsuam once careless before 15 days, but field still have compared with
Many barnyard grass, moleplant seed, mao matang, Herba Eragrostidis ferrugineae of cracking rice etc..
Test method：Each test process sets 4 repetitions, experimental plot 20m2, random district's groups arrangement.Set and manually remove simultaneously
Grass and clear water control treatment.Each medicament is converted that fine earth is uniformly spread fertilizer over the fields or bottle is got rid of by every mu of test dose, water conservation 7 days after dispenser.Investigation
7 days, 15 days and 21 days paddy rice and weeds victimization state after test process, 21 days weeds fresh weights after investigation dispenser calculate fresh weight and prevented
Effect, result of the test is shown in Table 4.
Table 4：Fresh weight preventive effect of 21 days each test medicines to weeds in field after dispenser
By the field control effectiveness test result of table 4, it is found that 1~embodiment of embodiment 6 presses above-mentioned recommended dose dispenser, to paddy rice
Barnyard grass that the traditional conventional herbicide kind of Tanaka effectively can not be prevented and kill off thoroughly, moleplant seed, crack rice Herba Eragrostidis ferrugineae and mao matang etc. are miscellaneous
The preventive effect of grass, is all remarkably higher than 10% different monooctyl ester EC, 480g/L Yi Evil of cyhalofop-butyl EC, 288g/L fluroxypyr of control
Grass pine EC and 10% metamifop EC single doses, while also compared with the cyanogen fluorine chlorine fluorine pyrrole EC of comparison medicament 26% and 35% cyanogen fluorine chlorine
Fluorine pyrrole clomazone EC preventive effects are preferable, field integrated control effect highly significant.
As can be seen here, this is effective by four kinds of cyhalofop-butyl, the different monooctyl ester, clomazones of fluroxypyr and metamifop
The herbicidal effect of the Herbicidal combinations of composition composition, more single medicament and two-spot or triple combination is significantly improved, and shows pole
Good synergistic effect, to traditional more difficult barnyard grass prevented and kill off of conventional herbicide, resistance moleplant seed, crack rice Herba Eragrostidis ferrugineae and mao matang etc.
It is respectively provided with preferable prevention effect.
Comprehensive indoor biometricses experiment and field control effectiveness test result, it was demonstrated that the present invention contains cyhalofop-butyl, chlorine fluorine pyrrole oxygen second
The Herbicidal combinations of the different monooctyl ester, clomazones of acid and metamifop, to rice safety in certain dispenser dosage range, and
Herbicidal performance is excellent.Herbicidal combinations of the present invention, easy to use simultaneously, is worth in agriculturally popularization and application.
Although above the present invention is described in detail with a general description of the specific embodiments, at this
On the basis of invention, further modification or improvement can be made to it.This will be apparent to those skilled in the art.Cause
This, these modifications or improvements, belong to the scope of protection of present invention without departing from theon the basis of the spirit of the present invention.
Claims (5)
1. a kind of polynary Herbicidal composition for rice field, it is characterised in that：Contain cyhalofop-butyl, the different monooctyl ester of fluroxypyr, different
Evil grass pine and four kinds of active ingredients of metamifop, active ingredient mass ratio are 5 ~ 35：4~8：6~12：5~30.
2. polynary Herbicidal composition for rice field according to claim 1, it is characterised in that：Cyhalofop-butyl, chlorine fluorine pyrrole oxygen second
The mass percent summation of the different monooctyl ester, clomazones of acid and four kinds of active ingredients of metamifop in the composition is 1 ~ 60%.
3. polynary Herbicidal composition for rice field according to claim 1 or 2, it is characterised in that：Can be processed into missible oil,
The formulations such as suspension emulsion, oil-suspending agent.
4. the polynary Herbicidal composition for rice field according to any one of claim 1-3, it is characterised in that：Suitable for preventing and kill off
The most of annual grassy weeds of rice terrace.
5. polynary Herbicidal composition for rice field according to claim 4, it is characterised in that：The paddy field weed is resistance
Barnyard grass, resistance moleplant seed, crack rice Herba Eragrostidis ferrugineae and mao matang.
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| CN201710456431.2A CN107183027A (en) | 2017-06-16 | 2017-06-16 | Polynary Herbicidal composition for rice field |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108739849A (en) * | 2018-07-18 | 2018-11-06 | 浙江天丰生物科学有限公司 | A kind of Herbicidal composition for paddy fields containing anilofos |
| CN112841189A (en) * | 2021-01-26 | 2021-05-28 | 河南远见农业科技有限公司 | Rice field herbicide and preparation method and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105211072A (en) * | 2015-08-20 | 2016-01-06 | 浙江天丰生物科学有限公司 | Herbicidal combinations |
| CN106106466A (en) * | 2016-07-13 | 2016-11-16 | 浙江天丰生物科学有限公司 | A kind of containing metamifop and different grass pine herbicidal composition |
| CN106376576A (en) * | 2016-10-12 | 2017-02-08 | 陕西上格之路生物科学有限公司 | Three-ingredient weeding composition |
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2017
- 2017-06-16 CN CN201710456431.2A patent/CN107183027A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105211072A (en) * | 2015-08-20 | 2016-01-06 | 浙江天丰生物科学有限公司 | Herbicidal combinations |
| CN106106466A (en) * | 2016-07-13 | 2016-11-16 | 浙江天丰生物科学有限公司 | A kind of containing metamifop and different grass pine herbicidal composition |
| CN106376576A (en) * | 2016-10-12 | 2017-02-08 | 陕西上格之路生物科学有限公司 | Three-ingredient weeding composition |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108739849A (en) * | 2018-07-18 | 2018-11-06 | 浙江天丰生物科学有限公司 | A kind of Herbicidal composition for paddy fields containing anilofos |
| CN112841189A (en) * | 2021-01-26 | 2021-05-28 | 河南远见农业科技有限公司 | Rice field herbicide and preparation method and application thereof |
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