CN106719758A - It is a kind of containing pyribenzoxim, pretilachlor, ethoxysulfuron Herbicidal combinations - Google Patents
It is a kind of containing pyribenzoxim, pretilachlor, ethoxysulfuron Herbicidal combinations Download PDFInfo
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- CN106719758A CN106719758A CN201710020613.5A CN201710020613A CN106719758A CN 106719758 A CN106719758 A CN 106719758A CN 201710020613 A CN201710020613 A CN 201710020613A CN 106719758 A CN106719758 A CN 106719758A
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- ethoxysulfuron
- pretilachlor
- pyribenzoxim
- herbicidal combinations
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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<
- A01N47/36—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
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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
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/18—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof
- A01N37/22—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof the nitrogen atom being directly attached to an aromatic ring system, e.g. anilides
-
- 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
- A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
- A01N43/54—1,3-Diazines; Hydrogenated 1,3-diazines
Abstract
The invention belongs to a kind of technical field of pesticide, a kind of Herbicidal combinations are disclosed, with pyribenzoxim, pretilachlor, ethoxysulfuron as principle active component, pyribenzoxim, pretilachlor, the mass ratio of ethoxysulfuron are 0.1 10：5‑75：0.1 10, quality hundred content of three's sum in Herbicidal combinations is 10 80%.Wettable powder, water dispersion granule, suspending agent, aqueous emulsion, missible oil can be prepared into the invention also discloses the Herbicidal combinations, and for preventing and kill off rice terrace grass family, broad-leaved section, sedge weed.Danger is small, cost accounting is low for resistant point of Herbicidal combinations of the invention, broad weed-killing spectrum, good drug efficacy, the characteristics of lasting effect is all good, environmental pollution is small.
Description
Technical field
The invention belongs to technical field of pesticide, it is related to a kind of effective comprising pyribenzoxim, pretilachlor, three kinds of ethoxysulfuron
The mixed herbicidal composite of composition, and the mixed herbicidal composite application.
Background technology
Paddy rice is one of maximum staple food crop of China's cultivated area.Although it is a variety of anti-to take artificial, medicament etc.
Method is controlled, but the annual rice field for still having 50% or so is subjected to different degrees of harm.Wherein, weeds in paddy field has very to rice yield
Big influence, weeds in paddy field species is a lot of, such as barnyard grass, moleplant seed, Monochoria vaginalis, mexicana, needle spikesedge herb, short arrowhead, bog pondweed, four
Ye Ping, water amaranth, Herba Cyperi Glomerati, angustifolia arrowhead herb, difformed galingale herb etc., it is most wide with barnyard grass distribution and hazard area, next to that difformed galingale herb,
Monochoria vaginalis, moleplant seed, bog pondweed etc..
Pyribenzoxim, chemical name is 0- [(4,6- dimethoxy -2- pyrimidine radicals) epoxide benzoyl] benzophenone
Oxime, belongs to pyrimidinylthiobenzoate herbicides, by suppressing to foretell quinoline original oxidizing ferment, suppresses Chlorophyll synthesis, reaches herbicidal effect, can prevent
Control annual and perennial grass family and broad-leaved section weeds.The chemical weeding speed is slower, though weed growth can be suppressed after dispenser,
But must be withered after 2 weeks.
Pretilachlor is preemergence herbicide, belongs to amide-type, and the mechanism of action is cell classification inhibitor, weeds lower embryo in passing through
Axle and plumule absorb medicament, and interferencing protein synthesis also has influence indirectly on the photosynthesis and respiration of weeds.It is applicable
Barnyard grass, bald barnyard, moleplant seed, eleusine indica, needle spikesedge herb, alisma canaliculatum, difformed galingale herb, cyperus iria, duck tongue are prevented and kill off in rice terrace
The annual grassy weeds such as grass, it is poor to perennial weeds preventive effect.
Ethoxysulfuron is branched chain amino acid synthetase inhibitors, is absorbed by weeds root and leaf, and is conducted to complete stool, resistance
The biosynthesis of disconnected weeds valine and isoleucine, so as to prevent weeds cell division and growth.With good selectivity,
To rice safety, it is adaptable to rice terrace（Transplant field, seedling throwing field, rice seedling bed, live field）Prevent and kill off various broad leaved weeds and nutgrass flatsedge, such as water
Three-coloured amaranth, bog pondweed, mexicana, Monochoria vaginalis, wild water chestnut, angustifolia arrowhead herb, bur beggar-ticks, beggar-ticks, false loosestrife, rhizoma alismatis, Eclipta prostrata, rain are long
Flower, firefly Lin, difformed galingale herb, cyperus iria, needle spikesedge herb, Herba Cyperi Glomerati, miliary fimbristylis herb etc., it is also effective to algae such as water silk floss, mosses.
Pyribenzoxim, pretilachlor, ethoxysulfuron preparation there is no to disclose at present.
The content of the invention
The present invention is in order to solve problems of the prior art, there is provided a kind of broad weed-killing spectrum, herbicidal effect are good, take effect
Hurry up, the lasting period is long, delay herbicide resistance, weeding thoroughly, remain low, low toxicity mixed herbicide, its weeding drug effect is high, can
Effectively to reduce the number of times of dispenser, the pollution to environment is reduced.
It is a kind of containing pyribenzoxim, pretilachlor, ethoxysulfuron Herbicidal combinations, it is characterised in that the Herbicidal combinations are with pyrimidine
Oxime grass ether, pretilachlor, ethoxysulfuron are principle active component, and pyribenzoxim, pretilachlor, the mass ratio of ethoxysulfuron are 0.1-
10：5-75：0.1-5；The weight/mass percentage composition of pyribenzoxim, pretilachlor, ethoxysulfuron three's sum in Herbicidal combinations
It is 10-80%.
In pyribenzoxim of the invention, pretilachlor, the ternary built preparation of ethoxysulfuron, except pyribenzoxim, third
Outside careless amine, ethoxysulfuron active ingredient, the auxiliary agent allowed on agricultural chemicals can be also added, to be configured to any one formulation.It is preferred that plus
Work is into wettable powder, water dispersion granule, suspending agent, aqueous emulsion, missible oil.
Described insecticides adjuvant includes：Solvent, antifreezing agent, emulsifying agent, defoamer, thickener, dispersant, wetting agent, collapse
Solution agent, adhesive, stabilizer, adsorbent, filler.
The solvent is selected from one or more in benzene,toluene,xylene, heavy aromatic solvent oil.
The dispersant is selected from sodium lignin sulfonate, calcium lignosulfonate, naphthalenesulfonic acid-formaldehyde condensate, alkyl phenol ethoxy
One or more in based compound, polycarboxylic acids sodium.
The wetting agent is selected from dioctyl sodium sulfosuccinate, nekal, lauryl sodium sulfate, dodecane
In base benzene sulfonic acid sodium salt, dodecyl phenenyl sulfate, potassium oleate, enuatrol, octadecyl sodium succinate, pull open powder, spaonin powder
One or more.
The emulsifying agent is selected from castor oil polyoxyethylene ether series Emulsifier BY -110, calcium dodecyl benzene sulfonate, fat
Alcohol APEO, Nongru-700 #, agriculture breast 2201, agriculture breast 8209, agriculture breast 8312, agriculture breast 8316, agriculture breast 1601#, Span-60#,
One or more in Tween-60 #.
The disintegrant is selected from one or more in salt, aluminium chloride, calcium chloride, sodium chloride, ammonium sulfate.
The antifreezing agent is selected from the one kind in ethylene glycol, propane diols, glycerine, PEG400, sorbierite, cellosolve
Or it is various.
Described defoamer is selected from bubble enemy（The oxirane fluidized polymer of glycerine）Silicone antifoams agent, C8-10Aliphatic alcohols,
C10-20Saturated fat acids（Laurate, palmitic acid, stearic acid, arachidic acid）And the one kind in acid amides, silicone oil, silicone compound
Or it is various.
The thickener is selected from xanthan gum, sodium cellulose glycolate, sodium hydroxyethyl cellulose, methylcellulose, poly- third
Olefin(e) acid sodium, polyvinyl alcohol, polyvinylpyrrolidone, soluble starch and its derivative, Arabic gum, natural gum, gelatin, guar gum,
One or more in alginic acid.
The stabilizer is selected from the one kind or many in precipitated calcium carbonate, calcium silicates, white carbon, diatomite, silica gel, bentonite
Kind.
Described filler is selected from kaolin, diatomite, bentonite, potter's clay, attapulgite, talcum powder, white carbon, calcium carbonate
One or more.
Described adhesive is selected from polyvinyl alcohol, polyethylene glycol, soluble starch, dextrin, bentonite, sodium alginate
Plant or various.
Described adsorbent is selected from one or more in atlapulgite, diatomite, white carbon, precipitated calcium carbonate.
It is described containing pyribenzoxim, pretilachlor, ethoxysulfuron Herbicidal combinations, be prepared into 10-80% wettable powders
When include following constituent content：Pyribenzoxim 0.1-10%, pretilachlor 5-75%, ethoxysulfuron 0.1-5%, dispersant 1-5%, profit
Humectant 1-5%, filler 10-90%.
It is described containing pyribenzoxim, pretilachlor, ethoxysulfuron Herbicidal combinations, be prepared into the water-dispersible grain of 10-80%
Following constituent content is included during agent：Pyribenzoxim 0.1-10%, pretilachlor 5-75%, ethoxysulfuron 0.1-5%, dispersant 1-5%,
Wetting agent 1-5%, adhesive 5-10%, disintegrant 1-10%, filler 5-80%.
It is described containing pyribenzoxim, pretilachlor, ethoxysulfuron Herbicidal combinations, wrapped when being prepared into 10-50% suspending agents
Include following constituent content：Pyribenzoxim 0.1-10%, pretilachlor 5-50%, ethoxysulfuron 0.1-5%, wetting agent 0.2-2%, dispersion
Agent 0.3-3%, thickener 0.2-3%, stabilizer 0.2-3%, antifreezing agent 5-10%, defoamer 1-5%, deionized water 30-85%.
It is described containing pyribenzoxim, pretilachlor, ethoxysulfuron Herbicidal combinations, wrapped when being prepared into 10-50% aqueous emulsions
Include following constituent content：Pyridine oxime grass ether 0.1-10%, pretilachlor 5-50%, ethoxysulfuron 0.1-5%, emulsifying agent 5-20%, antifreezing agent
2-5%, defoamer 2-5%, thickener 1-3%, deionization 20-80%.
It is described containing pyribenzoxim, pretilachlor, ethoxysulfuron Herbicidal combinations, include when being prepared into 10-80% missible oil
Following constituent content：Pyribenzoxim 0.1-10%, pretilachlor 5-70%, ethoxysulfuron 0.1-5%, emulsifying agent 10-20%, solvent 5-
80%。
Herbicidal combinations of the present invention can be applied in rice terrace postemergence weed control, each particularly in rice terrace is prevented and kill off
Using with remarkable result in kind grassy weed, broad leaved weed and sedge weed.
Compared to the prior art the herbicidal composition has the advantages that to protrude very much：
1st, to paddy rice high safety；
2nd, broad weed-killing spectrum, kills including the various weeds including grass family, broad-leaved section, Cyperaceae comprehensively；
3rd, herbicidal effect is good, high to paddy field weed preventive effect；
4th, with quick-acting and lasting effect, times for spraying is reduced, reduces the amount of labour and production cost, reduce the wind that poisoning occurs
Danger, delaying drug resistance is produced.
Specific embodiment
The pyribenzoxim pretilachlor ethoxysulfuron wettable powder of embodiment 1 10%
Pyribenzoxim 0.6%, pretilachlor 9%, ethoxysulfuron 0.4%, dispersant sodium lignin sulfonate 2%, wetting agent pull open powder 2%,
Filler kaolin 86%.Wettable powder product of the invention is obtained according to conventional formulation method.
The pyribenzoxim pretilachlor ethoxysulfuron water dispersible granules of embodiment 2 80%
Pyribenzoxim 7%, pretilachlor 70%, ethoxysulfuron 3%, dispersant calcium lignosulfonate 4%, wetting agent alkylnaphthalene sulfonate
3%th, adhesive polyethylene glycol 6%, disintegrant ammonium sulfate 2%, filler kaolin 5%.The present invention is obtained according to conventional formulation method
Water dispersible granules product.
The pyribenzoxim pretilachlor ethoxysulfuron suspending agent of embodiment 3 10%
Pyribenzoxim 0.6%, pretilachlor 9%, ethoxysulfuron 0.4%, wetting agent neopelex 0.5%, dispersant wood
Quality sodium sulfonate 0.5%, thickener hydroxymethyl cellulose 0.5%, stabilizer bentonite 0.5%, antifreezing agent glycerine 5%, defoamer
1%th, deionized water 82%.Suspending agent product of the invention is obtained according to conventional formulation method.
The pyribenzoxim pretilachlor ethoxysulfuron aqueous emulsion of embodiment 4 50%
Pyribenzoxim 6%, pretilachlor 42%, ethoxysulfuron 2%, emulsifying agent alkyl benzene calcium sulfonate 17%, antifreeze glycol 5%, disappear
Infusion silicone oil 4%, thickener sodium cellulose glycolate 3%, deionization 21%.Water of the invention is obtained according to conventional formulation method
Emulsion products.
The pyribenzoxim pretilachlor ethoxysulfuron missible oil of embodiment 5 10%
Pyribenzoxim 0.6%, pretilachlor 9%, ethoxysulfuron 0.4%, emulsifying agent Nongru-700 # 10%, solvent toluene 80%.According to
Conventional formulation method is obtained missible oil product of the invention.
The pyribenzoxim pretilachlor ethoxysulfuron wettable powder of embodiment 6 80%
Pyribenzoxim 7%, pretilachlor 70%, ethoxysulfuron 3%, dispersant sodium lignin sulfonate 5%, wetting agent pull open powder 5%, fill out
Material kaolin 10%.Wettable powder product of the invention is obtained according to conventional formulation method.
The pyribenzoxim pretilachlor ethoxysulfuron water dispersible granules of embodiment 7 10%
Pyribenzoxim 0.6%, pretilachlor 9%, ethoxysulfuron 0.4%, dispersant sodium lignin sulfonate 2%, wetting agent alkylnaphthalene sulphur
Hydrochlorate 2%, adhesive polyethylene glycol 6%, disintegrant ammonium sulfate 2%, filler kaolin 78%.According to conventional formulation method with prepared
Water dispersible granules product of the invention.
The pyribenzoxim pretilachlor ethoxysulfuron suspending agent of embodiment 8 50%
Pyribenzoxim 6%, pretilachlor 42%, ethoxysulfuron 2%, wetting agent neopelex 2%, dispersant sulfomethylated lignin
Sour calcium 2%, thickener hydroxymethyl cellulose 2%, stabilizer bentonite 2%, antifreeze glycol 8%, defoamer 4%, deionized water
30%.Match somebody with somebody according to conventional formulation method and suspending agent product of the invention is obtained.
The pyribenzoxim pretilachlor ethoxysulfuron aqueous emulsion of embodiment 9 10%
Pyribenzoxim 0.6%, pretilachlor 9%, ethoxysulfuron 0.4%, emulsifying agent alkyl benzene calcium sulfonate 6%, antifreeze glycol 3%,
Defoamer silicone oil 3%, thickener polyacrylate 2%, deionized water 76%.Water of the invention is obtained according to conventional formulation method
Emulsion products.
The pyribenzoxim pretilachlor ethoxysulfuron missible oil of embodiment 10 80%
Pyribenzoxim 7%, pretilachlor 70%, ethoxysulfuron 3%, emulsifying agent Nongru-700 # 15%, solvent xylene 5%.According to normal
The formulation method of rule is obtained missible oil product of the invention.
The pyribenzoxim missible oil of comparative example 1 5%
5% pyribenzoxim missible oil is conventionally obtained.
The pretilachlor missible oil of comparative example 2 30%
30% pretilachlor missible oil is conventionally obtained.
The ethoxysulfuron wettable powder of comparative example 3 15%
15% ethoxysulfuron wettable powder is conventionally obtained.
The pyribenzoxim pretilachlor missible oil of comparative example 4 30%
Pyribenzoxim 2%, pretilachlor 28%, emulsifying agent phenyl phenol polyoxyethyl ether 8%, solvent toluene 62%.According to conventional system
Agent method is with 30% pyribenzoxim pretilachlor missible oil of preparation.
The ethoxysulfuron pretilachlor wettable powder of comparative example 5 20%
Ethoxysulfuron 2%, pretilachlor 18%, dispersant aliphatic alcohol polyethenoxy base ether 5%, wetting agent sodium lignin sulfonate 5%, filler
Kaolin 70%.20% ethoxysulfuron pretilachlor wettable powder is prepared according to conventional formulation method.
The pyribenzoxim ethoxysulfuron missible oil of comparative example 6 10%
Pyribenzoxim 6%, ethoxysulfuron 4%, emulsifying agent Nongru-700 # 8%, solvent toluene 82%.According to conventional formulation method
Prepare 10% pyribenzoxim ethoxysulfuron missible oil.
1）Toxicity determination test
Test objective：Under the conditions of greenhouse pot culture pyribenzoxim, pretilachlor, ethoxysulfuron and different blended with combination to barnyard grass,
Monochoria vaginalis, the herbicidal effect of difformed galingale herb, and have rated its synergy.
For studying thing：Paddy rice
Prevent and kill off object：Grassy weed：Barnyard grass；Broad leaved weed：Monochoria vaginalis；Sedge weed：Difformed galingale herb
Material to be tested：95% pyribenzoxim active compound, 95% pretilachlor active compound, 95% ethoxysulfuron active compound.
Test method：
Object is surveyed as raw using barnyard grass, Monochoria vaginalis, difformed galingale herb, from herbicide, pH6.8 soil was not applied, by soil wind
After dry sieving, load in 6cm high, the polypots of diameter 9cm, 20 seeds are sowed per basin, be placed on after lid 0.5-1cm thick fine earth
Cultivated in greenhouse, treat weeds it is long to the 2-4 leaf phases using potted plant cauline leaf process method (NY/T 1155.4-2006), per alms bowl spraying liquid
1mL, often treatment is repeated 4 times, and it is control to set the treatment without medicament.Material is tried after treatment and is placed in culture, routine observation in greenhouse
The growing state of target weeds, estimates target damage symptoms and growth inhibition situation, and claim aerial part fresh weight or strain fresh after 20d
Weight, toxicity action of the medicament to target weeds is evaluated with target fresh weight inhibition.
Specific method is with reference to the part of NY/T1155.4-2006 farm-chemical indoor determination test rules herbicide the 4th：Activity
Determination test cauline leaf spray-on process is tested, and often processes 4 repetitions, often repeatedly 20 plants, if being blank without chemicals treatment.
Ternary built synergy evaluation method is removed with reference to NY/T1155.7-2006 farm-chemical indoor determination test rules
Colby methods in the synergy measure of the part mixture of careless agent the 7th.
If the weeds weight that E is pyribenzoxim, pretilachlor, ethoxysulfuron are surveyed after using with is compare weeds weight hundred
Fraction.
The theoretical preventive effect of mixture is calculated according to below equation：
E0=X×Y×Z/1002
In formula, X is that pyribenzoxim weeds weight under certain dosage is the percentage for compareing weeds weight；Y is pretilachlor at certain
Weeds weight is the percentage for compareing weeds weight under dosage；Z is that ethoxysulfuron weeds weight under certain dosage is control weeds
The percentage of weight.
E-E0＞ 10% is antagonism；E-E0＜ -10% is synergistic effect；E-E0Value is between ± 10% for addition is made
With.
The preventive effect of the pyribenzoxim of table 1, pretilachlor, ethoxysulfuron and its mixture to barnyard grass
Table 1 shows that specifically proportioning is 30+450+9,30+450+13.5,30+450+ for pyribenzoxim, pretilachlor, ethoxysulfuron
18、30+562.5+9、30+562.5+13.5、30+562.5+18、30+675+9、30+675+13.5、30+675+18、37.5+
450+9、37.5+450+13.5、37.5+450+18、37.5+562.5+9、37.5+562.5+13.5、37.5+562.5+18、
37.5+675+9、37.5+675+13.5、37.5+675+18、45+450+9、45+450+13.5、45+450+18、45+562.5+
9th, the E- of 45+562.5+13.5,45+562.5+18,45+675+9,45+675+13.5,45+675+18 ternary recompounded composite
E0Both less than -10%, synergistic effect is shown as to barnyard grass；And the synergistic effect when its ternary built is 30+450+18 shows the most
Write, its E-E0It is worth for -15.83%.
The preventive effect of the pyribenzoxim of table 2, pretilachlor, ethoxysulfuron and its mixture to Monochoria vaginalis
Table 2 shows that specifically proportioning is 30+450+9,30+450+13.5,30+450+ for pyribenzoxim, pretilachlor, ethoxysulfuron
18、30+562.5+9、30+562.5+13.5、30+562.5+18、30+675+9、30+675+13.5、30+675+18、37.5+
450+9、37.5+450+13.5、37.5+450+18、37.5+562.5+9、37.5+562.5+13.5、37.5+562.5+18、
37.5+675+9、37.5+675+13.5、37.5+675+18、45+450+9、45+450+13.5、45+450+18、45+562.5+
9th, the E- of 45+562.5+13.5,45+562.5+18,45+675+9,45+675+13.5,45+675+18 ternary recompounded composite
E0Both less than -10%, synergistic effect is shown as to Monochoria vaginalis；And the synergistic effect when its ternary built is 30+562.5+13.5
Significantly, its E-E0It is worth for -14.20%.
The preventive effect of the pyribenzoxim of table 3, pretilachlor, ethoxysulfuron and its mixture to difformed galingale herb
Table 3 shows that specifically proportioning is 30+450+9,30+450+13.5,30+450+ for pyribenzoxim, pretilachlor, ethoxysulfuron
18、30+562.5+9、30+562.5+13.5、30+562.5+18、30+675+9、30+675+13.5、30+675+18、37.5+
450+9、37.5+450+13.5、37.5+450+18、37.5+562.5+9、37.5+562.5+13.5、37.5+562.5+18、
37.5+675+9、37.5+675+13.5、37.5+675+18、45+450+9、45+450+13.5、45+450+18、45+562.5+
9th, the E- of 45+562.5+13.5,45+562.5+18,45+675+9,45+675+13.5,45+675+18 ternary recompounded composite
E0Both greater than 10%, synergistic effect is shown as to difformed galingale herb；And the synergistic effect when its ternary built is 45+675+13.5
Significantly, its E-E0It is worth for -13.48%.
2）Field control effectiveness test
Reagent agent：Embodiment 1-10
Comparison medicament：Comparative example 1-6
Subjects：Grass family：Barnyard grass, moleplant seed；Broad-leaved section：Bog pondweed, Monochoria vaginalis；Cyperaceae：Difformed galingale herb, Herba Cyperi Glomerati
Test method：
According to the area of experimental plot, the good various medicaments of precise, and be watered dilution after, using knapsack sprayer, carry out
Even spraying, the special Fan spray head of sprinkler selection herbicide.During spraying, it should be noted that liquid is uniformly sprayed application into experimental plot
In, accomplish the phenomenon without drain spray, many sprays.20d, 40d observe weeds death condition after medicine respectively after experiment, and relatively more various
The activity of weeding of medicament, is specifically shown in Table 4.Additionally, the condition of production of crop is also observed in 1-15d after medicine, to investigate medicament
Whether there is poisoning to crop, be specifically shown in Table 5.
20 days effects with 40 days after the dispenser of table 4
As can be seen from Table 4, the present invention is used by three kinds of active ingredient pyribenzoxims, pretilachlor, ethoxysulfuron mixture,
Drug effect is played also than very fast, and the preventive effect to barnyard grass, moleplant seed, bog pondweed, Monochoria vaginalis, difformed galingale herb, Herba Cyperi Glomerati is higher than agricultural chemicals list
The preventive effect for solely using, while the overall preventive effect of grass family, broad-leaved section, sedge weed is used alone also above three kinds of agricultural chemicals
Overall preventive effect, achieves significant synergistic effect, there is provided overall preventive effect so that herbicide controlling spectrum of the invention further expands
Exhibition.Herbicide medication of the invention simultaneously is substantially better than the preventing and treating effect that three kinds of agricultural chemicals are used alone after 20 days with drug effect after 40 days
Really, this show herbicide of the invention not only act on more persistently, and be difficult cause weeds especially malignant weed produce resist
The property of medicine.
The medicament of table 5 is to crop rice safety sex investigation
Table 5 shows that the rice seedlings that herbicide of the present invention is respectively processed in cell grow fine, and has no any obvious medicine spot, illustrates this hair
Bright herbicide is all safe to paddy rice.Herbicide of the present invention is easily degraded, and to rice safety, is had no side effect；In soil
Residual life, is short, to succession crop safety.
It is known that the illustrative embodiments that above-described embodiment is used only for explanation inventive principle, but it is of the invention
This is not limited only to, 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, these
Improve and change falls within protection scope of the present invention.
Claims (8)
1. it is a kind of containing pyribenzoxim, pretilachlor, ethoxysulfuron Herbicidal combinations, it is characterised in that：Active ingredient is pyrimidine
Oxime grass ether, pretilachlor, ethoxysulfuron, described pyribenzoxim, pretilachlor, the mass ratio of ethoxysulfuron are 0.1-10：5-75：
0.1-5, the weight/mass percentage composition of described pyribenzoxim, pretilachlor, ethoxysulfuron three's sum in Herbicidal combinations is
10-80%。
2. it is according to claim 1 containing pyribenzoxim, pretilachlor, ethoxysulfuron Herbicidal combinations, it is characterised in that：
10-80% wettable powders are prepared into, each component content is pyribenzoxim 0.1-10%, pretilachlor 5-75%, ethoxysulfuron 0.1-
5%th, dispersant 1-5%, wetting agent 1-5%, filler 10-90%.
3. it is according to claim 1 containing pyribenzoxim, pretilachlor, ethoxysulfuron Herbicidal combinations, it is characterised in that：
10-80% water dispersible granules are prepared into, each component content is pyribenzoxim 0.1-10%, pretilachlor 5-75%, ethoxysulfuron 0.1-
5%th, dispersant 1-5%, wetting agent 1-5%, adhesive 5-10%, disintegrant 1-10%, filler 5-80%.
4. it is according to claim 1 containing pyribenzoxim, pretilachlor, ethoxysulfuron Herbicidal combinations, it is characterised in that：
Be prepared into 10-50% suspending agents, each component content be pyribenzoxim 0.1-10%, pretilachlor 5-50%, ethoxysulfuron 0.1-5%,
Wetting agent 0.2-2%, dispersant 0.3-3%, thickener 0.2-3%, stabilizer 0.2-3%, antifreezing agent 5-10%, defoamer 1-5%, go
Ionized water 30-85%.
5. it is according to claim 1 containing pyribenzoxim, pretilachlor, ethoxysulfuron Herbicidal combinations, it is characterised in that：
Be prepared into 10-50% aqueous emulsions, each component content be pyribenzoxim 0.1-10%, pretilachlor 5-50%, ethoxysulfuron 0.1-5%,
Emulsifying agent 5-20%, antifreezing agent 2-5%, defoamer 2-5%, thickener 1-3%, deionization 20-80%.
6. it is according to claim 1 containing pyribenzoxim, pretilachlor, ethoxysulfuron Herbicidal combinations, it is characterised in that：
When being prepared into 10-80% missible oil, each component content be pyribenzoxim 0.1-10%, pretilachlor 5-70%, ethoxysulfuron 0.1-5%,
Emulsifying agent 10-20%, solvent 5-80%.
7. according to any one in claim 1-6 containing pyribenzoxim, pretilachlor, ethoxysulfuron Herbicidal combinations
Application in agent for removing grass in paddy field.
8. according to any one in claim 1-6 containing pyribenzoxim, pretilachlor, ethoxysulfuron Herbicidal combinations
Application in the various grassy weeds of rice terrace, broad leaved weed and sedge weed is prevented and kill off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710020613.5A CN106719758A (en) | 2017-01-12 | 2017-01-12 | It is a kind of containing pyribenzoxim, pretilachlor, ethoxysulfuron Herbicidal combinations |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710020613.5A CN106719758A (en) | 2017-01-12 | 2017-01-12 | It is a kind of containing pyribenzoxim, pretilachlor, ethoxysulfuron Herbicidal combinations |
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|---|---|
| CN106719758A true CN106719758A (en) | 2017-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710020613.5A Pending CN106719758A (en) | 2017-01-12 | 2017-01-12 | It is a kind of containing pyribenzoxim, pretilachlor, ethoxysulfuron Herbicidal combinations |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102027942A (en) * | 2010-12-30 | 2011-04-27 | 苏州富美实植物保护剂有限公司 | Compounded herbicide composition for rice field |
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2017
- 2017-01-12 CN CN201710020613.5A patent/CN106719758A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102027942A (en) * | 2010-12-30 | 2011-04-27 | 苏州富美实植物保护剂有限公司 | Compounded herbicide composition for rice field |
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