CN105265435B - A kind of Synergistic herbicide compositions and its application - Google Patents
A kind of Synergistic herbicide compositions and its application Download PDFInfo
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- CN105265435B CN105265435B CN201410311806.2A CN201410311806A CN105265435B CN 105265435 B CN105265435 B CN 105265435B CN 201410311806 A CN201410311806 A CN 201410311806A CN 105265435 B CN105265435 B CN 105265435B
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- fluroxypyr
- mesotrione
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Abstract
The present invention relates to a kind of Synergistic herbicide compositions and its application.The invention further relates to a kind of method of undesirable plant.A kind of Synergistic herbicide compositions, including active component（a）2 chlorine N (2,6 diethyl phenyl) N (fourth oxygen methyl) acetamide）,（b）2 [4 (methyl sulphonyl) 2 nitro benzoyl] 1,3 cyclohexanediones and（c）The fluoroacetic acid of 4 amino, 3.5 dichloro, 6 fluorine pyridine 2 or the different monooctyl ester of fluoroacetic acid of 43,5 dichloro of amino, 6 fluorine pyridine 2, active component a）With（b）Weight ratio with (c) is 1 50:1‑50:1‑50.Application of the Synergistic herbicide compositions of the present invention in undesirable plant is prevented and kill off.
Description
Technical field
The present invention relates to a kind of Synergistic herbicide compositions and its application.The invention further relates to a kind of undesirable plant
Method.
Background technology
Corn is both the important cereal crops in China, and important forage crop and the raw material of industry, with animal husbandry, food
The development of the industries such as product processing, wine-making industry and biodiesel, the market demand of corn are continuously increased.The weeds of corn field occur general
Time, species is various, and when Maize Seedling is by Weed infestation, plant is short and small, and bar spire is yellow, causes middle and later periods corn growth bad, sternly
The underproduction again.The continuous development of herbicide kind has driven the constantly improve of Chemical Weeding in Maize Field technology, but traditional herbicide product
Kind is still the main body that corn field herbicide uses.
Mesotrione (Mesotrione), also known as nitre sulphur ketone, mesotrione, chemical name are 2- [4- (sulfonyloxy methyls
Base) -2- nitro benzoyls] -1, hydroresorcinol.Structural formula is：
Mesotrione is the three ketones herbicide of Syngenta Co., Ltd of Switzerland exploitation.The mechanism of action is add double to oxypyroracemic acid
The inhibitor of oxygenase (HPPD), tyrosine can be converted into plastoquinone.As absorbability corn field broad spectrum type herbicide, nitre sulphur grass
Ketone can effectively prevent and kill off corn field annual broadleaf weed and some grassy weeds, such as piemarker, Siberian cocklebur, thorn amaranth, Chenopodium weeds,
Skin, Polygonum weeds, leaf mustard, barnyard grass, chickweed, lady's-grass etc., not only to corn safety, and to environment, succession crop safety.
Butachlor（Butachlor）, also known as weed eradication spy, Machete, Machete, chemical formula are 2- chloro- N- (2,6- diethyl
Phenyl)-N- (fourth oxygen methyl) acetamide, structural formula is：
Butachlor is amide-type selectivity Uptake and translocation herbicide；After mainly being absorbed by the young shoot of weeds, leaves of plants table,
Suppress in vivo and destroy protease, influence the formation of protein, suppress weed bud and young root normal growth and development, so that
Weeds are dead.Annual gramineous weed and some broadleaf weeds such as barnyard grass, lady's-grass grass, green bristlegrass can be prevented and kill off.
Fluroxypyr（Fluroxypyr）, also known as fluorine grass is fixed, fluroxypramide, makes that it is grand, shield is grand, chemical formula is 4- ammonia
Fluoro- pyridine -2- the fluoroacetic acid of two chloro- 6- of base -3.5-, structural formula are：
Fluroxypyr is that The Dow Agrosciences, LLC. (Dow AgroSciences Company) Development and Production has
Machine heterocyclic selectivity inner sucting conduction type herbicide after seedling, it is each suitable for preventing and kill off the gramineous crop Tanaka such as wheat, barley, corn
Kind broad leaved weed.Can prevent and kill off clearvers, volume stem smartweed, purslane, black nightshade, chickweed, common vetch, field bindweed, weasel hemp nettle, pale persicaria,
The various broad leaved weeds such as willow leaf thorn smartweed, Amaranthus retroflexus, dayflower, elscholtiza, penny cress, vetch, Descurainia sophia and small japanese bearbind, to grass
Section and sedge weed are invalid.To crop safety, in resistance crop body, fluroxypyr can lose poison with reference to conjugates
Property.Degradable in soil, half-life period is shorter, will not cause poisoning to succession crop.
The different monooctyl ester of fluroxypyr, chemical formula are the fluoro- different monooctyl esters of pyridine -2- fluoroacetic acid of bis- chloro- 6- of 4- amino -3,5-,
Structural formula is：
The different monooctyl ester of fluroxypyr belongs to pyridines herbicide, two kinds of material removing activity materials with fluroxypyr
Close, the different monooctyl ester of fluroxypyr can change into fluroxypyr and play herbicide effect after being absorbed by weeds, be Uptake and translocation
Type after seedling cauline leaf process herbicide, in herbicidal performance etc. without too big difference.The different monooctyl ester of fluroxypyr and chlorine fluorine pyrrole
There is fluoroacetic acid activity of weeding height, penetration can be absorbed by plants rapidly by force, after dispenser, and susceptible weeds classical hormones class occur and removed
The reaction of careless agent, 4 hours weeds can show intoxicating phenomenon after dispenser under normal temperature, main to disturb the flat of weeds hormone in vivo
Weighing apparatus, the form of weeds is influenceed, ultimately result in weeds death, such as weeds deformity, distortion；The advantages that to crop safety.Chlorine fluorine pyrrole
The stability of the different monooctyl ester of fluoroacetic acid is better, it is easier to weeds surface is attached to, thus herbicidal effect is slightly good.It is typically low in temperature
When drug effect play slower, stopped growing after dunsiekte can be made, but not dead immediately；Plant is dead quickly after temperature rise.
Leaching is not notable in soil, is largely distributed in 0~10 centimetre of topsoil, under conditions of aerobic, in the work of edaphon
With being degraded into the non-poisonous materials such as 2- pyridine alcohol quickly.Half-life period is shorter in soil, and lower stubble broad leaf crop will not be had an impact.
Herbicide is related to the balance for the use of the effect to weeds and the security to crop two, technical requirements in
It is high, it is impossible at will mixed.
It is and different pungent for active component butachlor, mesotrione and fluroxypyr in the present invention or fluroxypyr
The composition of the ternary built of ester has not been reported.
The content of the invention
The present invention seeks to provide a kind of Synergistic herbicide compositions and its application for above-mentioned weak point, it has now been found that contain
The Herbicidal combinations of the different monooctyl ester of active component butachlor, mesotrione and fluroxypyr or fluroxypyr are for suppression
Make undesirable plant growth and show notable synergistic effect.
A kind of Synergistic herbicide compositions of the present invention and its application are to take following technical scheme to realize：
A kind of Synergistic herbicide compositions, include active component
（a）The chloro- N- of 2- (2,6- diethyl phenyls)-N- (fourth oxygen methyl) acetamide（Common name：Butachlor）；
（b）2- [4- (methyl sulphonyl) -2- nitro benzoyls] -1, hydroresorcinol（Common name：Mesotrione）；
（c）Fluoro- pyridine -2- the fluoroacetic acid of chloro- 6- of 4- amino -3.5- two（Fluroxypyr）Or 4- amino -3,5- bis- is chloro-
The fluoro- different monooctyl esters of pyridine -2- fluoroacetic acid of 6-（Common name：The different monooctyl ester of fluroxypyr）;
The active component（a）With（b）Weight ratio with (c) is 1-50:1-50:1-50.
Preferably, active component（a）With（b）Weight ratio with (c) is 1-50:1-25:1-25, more preferably 1-25:1-
10：1-10, more preferably 1-10：1-5：1-5.
In the Synergistic herbicide compositions, active component（a）、（b）With（c）Content account for the 5%- of the Herbicidal combinations
90%。
In the Synergistic herbicide compositions, active component（a）、（b）With（c）Content account for the 20%- of the Herbicidal combinations
80%。
In the Synergistic herbicide compositions, active component（a）、（b）With（c）Content account for the 30%- of the Herbicidal combinations
60%。
The present invention also provides a kind of Synergistic herbicide compositions, includes active component（a）、（b）With（c）, filler and/or table
Face activating agent.
The formulation of the Synergistic herbicide compositions is wettable powder, missible oil, suspending agent, microcapsules, microemulsion, water and milk
Agent, suspension emulsion, water dispersible granules, microcapsule suspension-suspendinagent agent, ultra low volume liquids.
Application of the Synergistic herbicide compositions in undesirable plant is prevented and kill off.
Application of the Synergistic herbicide compositions in broad leaved weed, sedge weed, grassy weed is prevented and kill off.
Described Synergistic herbicide compositions are preventing and kill off barnyard grass, eleusine indica, lady's-grass, green bristlegrass, lamb's-quarters, Amaranthus retroflexus, acalypha copperleaf, pig
Application in calamity calamity.
A kind of method for controlling undesirable plant, including：（i）Before undesirable plant germination（Before bud）；
（ii）After undesirable plant germination（After bud）, or（iii）（i）With（ii）When, by the increasing of herbicidally effective amount
Effect Herbicidal combinations are applied on the growth place or leaf or stem of undesirable plant.
The preferred eleusine indica of the undesirable plant, barnyard grass, lady's-grass, green bristlegrass, yard grass, moleplant seed, wild oat, lamb's-quarters,
Amaranth, clearvers, knotweed, german chamomile, saltbush, datura, chickweed, summer cypress, piemarker and black nightshade etc..
A kind of method for controlling undesirable plant, including by the Synergistic herbicide compositions in useful crop plants plant, have
Applied in the presence of the seed of beneficial crop or other reproductive parts of useful crop plants.Wherein described useful crop plants be corn, rice,
Wheat, barley.
A kind of Synergistic herbicide compositions of the present invention and its application, contain active component butachlor, mesotrione and chlorine fluorine pyrrole
The Herbicidal combinations of fluoroacetic acid or the different monooctyl ester of fluroxypyr show obvious association for suppressing undesirable plant growth
Same synergistic effect.The synergistic effect can reduce the rate of application of each active material, the drug effect under the identical rate of application of raising, preventing and treating so far
The modern species that can not still prevent and treat, extend administration period, the number being administered alone needed for reduction.Therefore for user, it is
Economically system is resisted with weeds more favourable in ecology.
Embodiment
It from the weeds of crop growth always and the infringement of other vegetation is asking of persistently occurring in agricultural to protect crops
Topic.To help against the problem, the researcher of synthesis chemical field, which has prepared, a variety of effectively controls this obnoxious growth
Chemicals and chemicals.The chemical herbicide of many types discloses in the literature, and a large amount of chemical herbicides exist
Used in business.
Mixture is made in the combination of active principles of different agricultural chemicals, is current exploitation and develops novel pesticide and preventing and treating agriculturally
A kind of effective manner of resistant weed.After the pesticide activity component combination of different cultivars, three kinds of type of action are typically exhibited：
Summation action, synergistic effect and antagonism.But it is specially which kind of effect, it is unpredictable.Surprisingly, the group of active component
Conjunction has exceeded the desired additive effect to the weeds to be controlled in principle, and therefore particularly expand both ways this two
The sphere of action of kind active component（That is, synergistic activity is shown）：First, the rate of application of single compound is reduced and kept simultaneously
Good exposure level；Secondly the independent material in the range of low rate of application has become useless from the point of view of agronomic point
In the case of, composition obtains high-caliber Weeds distribution.
Active component（a）、（b）With（c）Can be produced during combined administration it is super plus and（=synergy）Effect.The synergistic effect should
Energy reduces the rate of application of each active material, the drug effect under the identical rate of application of raising, prevents and treats the species that can not still prevent and treat so far, extends
Administration period, the number being administered alone needed for reduction.Therefore for user, be economically with it is more favourable miscellaneous in ecology
Careless resistance system.This activity can especially reduce amount of application, control broader spectrum of broad-leaved section, grass family, sedge weed, more
The active leak of antagonism weed population has been mended, rapider and more reliable activity, the longer lasting period, only once or has several times been applied
With can control completely noxious plant and extend combination in active component working life.
Above-mentioned characteristic is needed in weeds in field preventing and treating so that crops break away from the competition of undesirable plant, and/or increase
Add yield.Present invention combination is significantly beyond prior art in terms of above-mentioned characteristic.
The invention provides a kind of Synergistic herbicide compositions, active component is included
（a）The chloro- N- of 2- (2,6- diethyl phenyls)-N- (fourth oxygen methyl) acetamide（Common name：Butachlor）；
（b）2- [4- (methyl sulphonyl) -2- nitro benzoyls] -1, hydroresorcinol（Common name：Mesotrione）；
（c）Fluoro- pyridine -2- the fluoroacetic acid of chloro- 6- of 4- amino -3.5- two（Fluroxypyr）Or 4- amino -3,5- bis- is chloro-
The fluoro- different monooctyl esters of pyridine -2- fluoroacetic acid of 6-（Common name：The different monooctyl ester of fluroxypyr）;
The active component（a）With（b）Weight ratio with (c) is 1-50:1-50:1-50, preferably 1-50:1-25:1-
25, more preferably 1-25:1-10：1-10, more preferably 1-10：1-5：1-5.
The present invention also provides a kind of Synergistic herbicide compositions, includes active component（a）、（b）With（c）, filler and/or table
Face activating agent.
In the Synergistic herbicide compositions, active component（a）、（b）With（c）Content account for the 5%- of the Herbicidal combinations
90%, preferably 20%-80%, more preferably 30%-60%.
According to the present invention, term " filler ", which refers to, can be combined with reactive compound or combines to make it easier for being administered to
Object（Such as plant, crop or careless class）Natural or synthetic organic or inorganic compound.Therefore, the filler is preferably
It is inert, it is acceptable at least to should be agricultural.The filler can be solid or liquid.
It is adapted to the solid-filling agent of the present invention to have：Phyteral powdery type（Such as soy meal, starch, grain dust, wood powder, tree
Pi Fen, sawdust, walnut shell powder, wheat bran, cellulose powder, coconut husk, the particle of corncob and tobacco stem, after extracting plant essence
Residue etc.）, paper, sawdust, crush synthesized polymer body, the clay class of synthetic resin etc.（Such as kaolin, bentonite, acid porcelain
Soil etc.）, talcum powder class.Silica（Such as diatomite, silica sand, mica, aqueous silicic acid, calcium silicates）, activated carbon, natural mineral matter
Class（Float stone, attapulgite and zeolite etc.）, fire diatomite, sand, plastics medium etc.（Such as polyethylene, polypropylene, poly- inclined dichloro
Ethene etc.）, potassium chloride, calcium carbonate, the inorganic mineral powder of calcium phosphate etc., ammonium sulfate, ammonium phosphate, urea, greening ammonium etc.
Chemical fertilizer, clay fertilizer, these materials can be used alone or two or more is mixed.
It is adapted to the liquid filler of the present invention to have, for example, water, alcohol type（Such as methanol, ethanol, isopropanol, butanol, second two
Alcohol etc.）, ketone（Such as acetone, methyl ethyl ketone, isobutyrone, cyclohexanone etc.）, ethers（Such as ether, dioxanes,
Methylcellulose, tetrahydrofuran etc.）, aliphatic hydrocarbon class（Such as kerosene, mineral oil etc.）, aromatic hydrocarbons
Class（Such as benzene,toluene,xylene, solvent naphtha, alkylnaphthalene, chlorinated aromatic hydrocarbons, chlorinated aliphatic hydrocarbon, chlorobenzene, etc.）, halogenation nytron
Species, amide-type, sulfone class, dimethyl sulfoxide (DMSO), mineral and vegetable oil, animal oil etc..
It is generally contemplated that one or more surfactants are introduced into the Herbicidal combinations of the present invention.Surfactant
Can be anion, cation or non-ionic and can be used as emulsifying agent, dispersant or for other purposes.
The emulsifying agent for being adapted to Synergistic herbicide compositions of the present invention can be anion and/or non-example type emulsifying agent, such as alkane
It is base phenol polyethenoxy ether, alkylphenol-polyethenoxy polyethenoxy ether, Ben-zylphenol Polyoxyethyl Ether, polyoxyethylene fatty acid ester, poly-
Oxygen ethene fatty alcohol ether, polyoxyethylene fatty amine, alkyl phenol polyglycol ether etc..
The dispersant for being adapted to Synergistic herbicide compositions of the present invention can be alkylnaphthalene sulfonate, double（Alkyl）Naphthalene sulfonate first
Aldehyde condensate, naphthalene sulfonic acid-formaldehyde condensation product, alkylphenol-polyethenoxy based phosphates, alkylphenol-polyethenoxy base ether formaldehyde condensation products
Sulfate, APES phosphate, APES, castor oil ethylene oxide adduct, oxirane-
Propylene oxide block copolymer, APES formaldehyde condensation product, octylphenol polyethylene oxyethylene group ether sulfate and methyl
Cellulose.Such as sodium lignin sulfonate, calcium lignosulfonate, methyl naphthalene sulfonate formaldehyde condensate, naphthalene sulfonate formaldehyde condensation
Thing, methanonaphthalene sodium sulfonate etc..
Be generally used for Pestcidal compositions other auxiliary materials include solubilizer, defoamer, masking agent, nertralizer and buffer solution,
Penetrant, sticker, antifreezing agent, antiseptic, colouring agent etc..
The wherein optional spent glycol of antifreezing agent, propane diols, glycerine, sorbierite.Deflocculant as suspension product
The adjuvant such as naphthalene sulfonic acid polymer, polymeric phosphate can be used.
Organic silicon defoamer can be used as defoamer.
The colouring agent that can be used, such as inorganic pigment, such as iron oxide, titanium oxide and Prussian blue；And organic pigment/
Dyestuff：Alizarin dyes, azo dyes and metallized phthalocyanine dye；And trace element, such as molysite, manganese salt, boron salt, mantoquita, cobalt
Salt, molybdenum salt and zinc salt.
The Herbicidal combinations of the present invention can be used in the form of any commonly employed.The blade face Exemplary dosage forms of premix composition are：
GR：Granule
WP：Wettable powder
WG：The dispersible granula of water
SG：Soluble granule
SL：Soluble concentrate
EC：Missible oil
EW：Emulsion, aqueous emulsion
ME：Microemulsion
SC：Suspending agent
CS：Microcapsule suspending agent
OD：Oil-based suspension
SE：Suspension emulsion
FS：Seed coat agent
Currently preferred formulation can be wettable powder, missible oil, suspending agent, microcapsules, microemulsion, aqueous emulsion, outstanding
Floating emulsion, water dispersible granules, microcapsule suspension-suspendinagent agent, water-soluble granule, aqua, ultra low volume liquids.
The Exemplary dosage forms for being adapted to bucket mixing composition are solution, dilution emulsion, suspending agent or its mixing and pulvis.Generally, bucket
Mixing composition is to use solvent（Such as water）Dilute the different agricultural chemicals that contain formed, and one or more premixs of optionally further auxiliary agent
Composition.
Application of the Herbicidal combinations in undesirable plant is prevented and treated.Undesirable plant includes grass family, broad-leaved
Section and/or sedge weed.Undesirable plant includes, Stellaria, bean cotyledon Lepidium, Agrostis, knotgrass, Avena,
The numb category of setaria, Europe sinapsis alba category, Lolium, Solanum, Brome, amur foxtail category, Matricaria, Tong, chrysanthemum harvest spp, Siberian cocklebur
Category, Amaranthus, Chenopodium, Ipomoea, crowndaisy chrysanthemum category, Bedstraw, Viola and Veronica.Especially for flat bar rattan grass, needle spikesedge herb,
Japan's Fischer grass, Herba Cyperi Glomerati, cyperus iria, difformed galingale herb, barnyard grass, rice barnyard grass, lady's-grass, eleusine indica, moleplant seed, green bristlegrass, annual bluegrass,
Needle spikesedge herb, firefly Lin, Monochoria vaginalis, mexicana, water starwort, dragon's tongue, cyperus iria L. rhizoma scirpi, angustifolia arrowhead herb, bog pondweed, clearvers, shepherd's purse, thorn
Dish, Siberian cocklebur, the rhizome of nutgrass flatsedge, acalypha copperleaf, lamb's-quarters, thorn amaranth, branch amaranth, to hold back blue dish, grass of meadow rue, purslane etc., Procumbent Falsepimpernel, short Brittle Falsepimpernel Herb, rain long
Flower etc..
The Herbicidal combinations of the present invention can use on the farmland for for example cultivating following useful crop plants:
Crops：Corn, rice, wheat, barley, rye, oat, sorghum, cotton, soybean, peanut, buckwheat, beet,
Rape, sunflower, sugarcane, tobacco etc..
Vegetables：Solanaceous vegetable（Eggplant, tomato, green pepper, capsicum, potato etc.）, cucurbitaceae vegetable（It is cucumber, pumpkin, small
Cucumber, watermelon, muskmelon etc.）, brassicaceous vegetable（It is radish, turnip, horseradish, kohlrabi, Chinese cabbage, cabbage, leaf mustard, blue and white
Dish, cauliflower etc.）, composite vegetable（Burdock, crowndaisy chrysanthemum, lettuce etc.）, liliaceous vegetable（Green onion, onion, garlic, asparagus etc.）, Umbelliferae
Vegetables（Carrot, foreign celery, celery, the U.S. eat celery etc.）, goosefoot vegetable（Spinach etc.）, Labiatae vegetables（Purple perilla, peppermint
Deng）, strawberry, sweet potato, Chinese yam, taro etc.；
Fruit tree：Pomaceous fruit（Apple, European pear, Japanese pear, flower pears etc.）, kernel approaches（Peach, Lee, nectarine, plum, cherry, apricot,
Plum etc.）, citrus（Orange, lemon, bitter orange, grape fruit etc.）, nut fruits（Chinese chestnut, walnut, almond, American pistachios, cashew nut etc.）、
Berries（Blueberry, tongue are mould, blackberry, blueberry, trichoderma etc.）, grape, persimmon, olive, loquat, banana, coffee bean, coconut, coconut oil etc.；
Lawn：Korea lawn grass class（Zoysia sinica, towards fresh grass etc.）, annual bluegrass class（English grass, rough bluegrass etc.）、
Fescue grass class（Festuca Arundinacea etc.）, orchardgrass, timothy grass etc.；
It is other：Flowers class（Rose, China pink, chrysanthemum, tulip, rough gentian, orchid etc.）, bio-fuel plant（It is manioca, red
Flower, Chinese silvergrass, mestha, cassava etc.）, foliage plant etc..
Genetically modified crops are included in above-mentioned crop.
A kind of method for controlling undesirable plant, including by the Synergistic herbicide compositions in useful crop plants plant, have
Applied in the presence of the seed of beneficial crop or other reproductive parts of useful crop plants.Wherein described useful crop plants be corn, rice,
Wheat, barley.
The present invention also provides a kind of method for controlling undesirable plant, including：（i）Undesirable plant germination it
Before（Before bud）；（ii）After undesirable plant germination（After bud）, or（iii）（i）With（ii）When, weeding is effective
The Herbicidal combinations of amount are applied on the growth place or leaf or stem of undesirable plant.
When Herbicidal combinations of the present invention are applied before undesirable plant germination, undesirable plant can be entirely prevented to go out
Seedling or undesirable plant growth are then stopped growing to cotyledon period and the death completely after 3-4 weeks.
, can be after treatment when Herbicidal combinations of the present invention are applied to green plant part after undesirable plant germination
It is same effectively to prevent the growth of undesirable plant rapidly.Undesirable plant keeps existing when in use after a period of time
Growth period, more or less die off rapidly, therefore can hold rapidly using Herbicidal combinations of the present invention by this way
The competition of the undesirable plant harmful to crop is prevented long while reduces the loss of crop quality and quantity.
Herbicidal combinations of the present invention can be applied either individually or as a part for multicomponent weeding system.The present invention's removes
Careless composition can be administered in combination to control the undesirable plant of wider scope with one or more other herbicides.When with its
When his herbicide is used in combination, composition can be mixed with other herbicide formulations, with other herbicides or with other herbicides
Sequential application.
Rate of application can also change in wide boundary, and depending on soil property, application process（Before bud or after bud；Mix
Kind；It is applied in seed furrow；No-tillage administration etc.）, effect plant, the weeds that need to be controlled, weather conditions, and by application process branch
The other factors matched somebody with somebody, specific active ingredient combinations, time of application and target.In practicing, there is provided about 0.001kg/
Ha-1.00kg/ha, the rate of application of preferably 0.01 kg/ha-0.075 kg/ha active component is suitable.
Specifically, in weed control methods of the invention, the crop production environment of weed control is carried out as needed first
Real area, and in above-mentioned environment weeds the condition of production, estimate the amount of the herbicide substantially needed, arbitrarily choose wettable
Property pulvis or missible oil or suspending agent or dispersible oil-suspending agent or seed coat agent or microemulsion or aqueous emulsion or water-dispersible grain
The herbicide of agent, to Herbicidal combinations to be diluted with water into certain density dilution, finally it is applied to undesirable plant
Or it grows place.
, can be it is anticipated that object and popular environment are selected from application process, such as blade face, to be impregnated with, spray according to formulation properties
Mist, dust, scatter and selected.Herbicidal combinations of the present invention can by using conventional ground or high-altitude duster, sprayer,
And pellet applicator, by being applied to not added to irrigation water and by other conventional methods well known by persons skilled in the art
Desired plant or its growth place.
The Herbicidal combinations of the present invention are used for the comprehensive regulation of weeds, and special antagonism weed control effect protrudes, substantially
The effect of the whole Growing season cover crop of a drug can be achieved；On the other hand can be to improve and optimize farmland production environment to play
Effectiveness, mitigate the environmental pressure of agricultural production.
Example of formulations
The fluroxypyr oil-suspending agent of+5% mesotrione of 1 1% butachlor of embodiment+25%
Butachlor 1%
Mesotrione 5%
Fluroxypyr 25%
AEO sulfosuccinic acid monoesters disodium 10%
MODIFIED LIGNOSULPHONATE 5%
Xanthans 1%
Bentonite 1%
Glycerine 5%
Soybean oil complements to 100%
Above-mentioned each component is mixed in proportion, and through being sanded, is prepared into oil-suspending agent.
The fluroxypyr wettable powder of+10% mesotrione of 2 60% butachlor of embodiment+10%
Butachlor 60%
Mesotrione 10%
Fluroxypyr 10%
Lauryl sodium sulfate 5%
Sodium lignin sulfonate 5%
White carbon 10%
Said components are mixed in proportion, and grinds, crush, are prepared into wettable powder.
The fluroxypyr aqueous emulsion of+50% mesotrione of 3 10% butachlor of embodiment+10%
Butachlor 10%
Mesotrione 50%
The different monooctyl ester 10% of fluroxypyr
1-METHYLPYRROLIDONE 10%
Calcium dodecyl benzene sulfonate 5%
Agriculture breast 600# 7%
Water complements to 100%
Added after above-mentioned oil phase component is mixed in aqueous phase, obtain aqueous emulsion.
The fluroxypyr water dispersible granules of+10% mesotrione of 4 50% butachlor of embodiment+10%
Butachlor 50%
Mesotrione 10%
Fluroxypyr 10%
Polyvinyl alcohol 4%
Saponin 3%
Methylcellulose 5%
Kaolin complements to 100%
A small amount of water extruder grain will be added after above-mentioned each component co-grinding, drying obtains water dispersible granules.
The fluroxypyr aqueous emulsion of+10% mesotrione of 5 10% butachlor of embodiment+50%
Butachlor 10%
Mesotrione 10%
The different monooctyl ester 50% of fluroxypyr
1-METHYLPYRROLIDONE 5%
Calcium dodecyl benzene sulfonate 5%
Agriculture breast 600# 5%
Water complements to 100%
Added after above-mentioned oil phase component is mixed in aqueous phase, obtain aqueous emulsion.
The fluroxypyr suspending agent of+25% mesotrione of 6 10% butachlor of embodiment+10%
Butachlor 10%
Mesotrione 25%
The different monooctyl ester 10% of fluroxypyr
AEO sulfosuccinic acid monoesters disodium 10%
MODIFIED LIGNOSULPHONATE 5%
Xanthans 1%
Bentonite 1%
Propyl alcohol 5%
Water complements to 100%
Above-mentioned each component is mixed in proportion, and through being sanded, is prepared into suspending agent.
The fluroxypyr aqueous emulsion of+1% mesotrione of 7 50% butachlor of embodiment+1%
Butachlor 50%
Mesotrione 1%
Fluroxypyr 1%
1-METHYLPYRROLIDONE 10%
Calcium dodecyl benzene sulfonate 5%
Agriculture breast 600# 5%
Water complements to 100%
Added after above-mentioned oil phase component is mixed in aqueous phase, obtain aqueous emulsion.
The fluroxypyr suspending agent of+7% mesotrione of 8 14% butachlor of embodiment+29%
Butachlor 14%
Mesotrione 7%
The different monooctyl ester 29% of fluroxypyr
Fat alcohol polyoxyethylene ether sulfosuccinic acid monoester disodium 10%
MODIFIED LIGNOSULPHONATE 5%
Xanthans 1%
Bentonite 1%
Glycerine 5%
Water complements to 100%
Above-mentioned each component is mixed in proportion, and through being sanded, is prepared into suspending agent.
The different monooctyl ester suspension emulsion of fluroxypyr of+5% mesotrione of 9 10% butachlor of embodiment+5%
Butachlor 10%
Mesotrione 5%
The different monooctyl ester 5% of fluroxypyr
Methyl naphthalene sulfonate formaldehyde condensate 5%
Ethoxylated castor oil 3%
Bentonite 1%
Aromatic solvent 100 20%
Water complements to 100%
By mesotrione, the different monooctyl ester of fluroxypyr, methyl naphthalene sulfonate formaldehyde condensate is ground and/or cuts at a high speed
The suspending agent of the different monooctyl ester of mesotrione, fluroxypyr is obtained after cutting；By butachlor, aromatic solvent 100, ethoxylation castor
Sesame oil is mixed evenly to obtain the missible oil of butachlor；Obtained butachlor ec is added to mesotrione, chlorine fluorine pyrrole oxygen second
In the different monooctyl ester suspending agent of acid, the different monooctyl ester suspension emulsion of the fluroxypyr of+5% mesotrione of 10% butachlor+5% is obtained.
The fluroxypyr aqueous emulsion of+1% mesotrione of 10 1% butachlor of embodiment+5%
Oil phase：
Butachlor 1%
Mesotrione 1%
Methyl oleate 10%
Ethoxylated castor oil 5%
Aqueous phase：
Fluroxypyr 50%
The sodium salt 1% of naphthalene sulfonic acids-formaldehyde condensation products of sulfonation
Water complements to 100%
Butachlor, mesotrione, fluroxypyr are dissolved in methyl oleate, ethoxylated castor oil is added and obtains
Oil phase；According to the sodium salt of naphthalene sulfonic acids-formaldehyde condensation products of formula sulfonation, water, well mixed aqueous phase is obtained；Under agitation by oil
It is added to aqueous phase and obtains aqueous emulsion.
The fluroxypyr water dispersible granules of+50% mesotrione of 11 1% butachlor of embodiment+1%
Butachlor 1%
Mesotrione 50%
Fluroxypyr 1%
Polyvinyl alcohol 4%
Saponin 3%
Methylcellulose 5%
Kaolin complements to 100%
A small amount of water extruder grain will be added after above-mentioned each component co-grinding, drying obtains water dispersible granules.
The different monooctyl ester water dispersible granules of fluroxypyr of+30% mesotrione of 12 15% butachlor of embodiment+15%
Butachlor 15%
Mesotrione 30%
The different monooctyl ester 15% of fluroxypyr
Polyvinyl alcohol 4%
Saponin 3%
Methylcellulose 5%
Kaolin complements to 100%
A small amount of water extruder grain will be added after above-mentioned each component co-grinding, drying obtains water dispersible granules
The different monooctyl ester water dispersible granules of fluroxypyr of+10% mesotrione of 13 10% butachlor of embodiment+10%
Butachlor 10%
Mesotrione 10%
The different monooctyl ester 10% of fluroxypyr
Polyvinyl alcohol 4%
Saponin 3%
Methylcellulose 5%
Kaolin complements to 100%
A small amount of water extruder grain will be added after above-mentioned each component co-grinding, drying obtains water dispersible granules
The fluroxypyr missible oil of+5% mesotrione of 14 25% butachlor of embodiment+5%
Butachlor 25%
Mesotrione 5%
Fluroxypyr 5%
Ethoxylated castor oil 4%
Calcium dodecyl benzene sulfonate 3%
Aromatic solvent 200 complements to 100%
Above-mentioned each component is mixed to obtain transparent phase.
The fluroxypyr suspending agent of+15% mesotrione of 15 50% butachlor of embodiment+15%
Butachlor 50%
Mesotrione 15%
Fluroxypyr 15%
AEO sulfosuccinic acid monoesters disodium 1%
MODIFIED LIGNOSULPHONATE 1%
Xanthans 1%
Glycerine
Water complements to 100%
Above-mentioned each component is mixed in proportion, and through being sanded, is prepared into suspending agent.
The fluroxypyr suspending agent of+25% mesotrione of 16 1% butachlor of embodiment+1%
Butachlor 1%
Mesotrione 25%
Fluroxypyr 1%
AEO sulfosuccinic acid monoesters disodium 10%
MODIFIED LIGNOSULPHONATE 5%
Xanthans 1%
Bentonite 1%
Glycerine 5%
Water complements to 100%
Above-mentioned each component is mixed in proportion, and through being sanded, is prepared into suspending agent.
The fluroxypyr microcapsule suspension-suspendinagent agent of+25% mesotrione of 17 10% butachlor of embodiment+10%
ATLOX TM 4913 4%
Citric acid 0.05%
Catalyst 0.1%
Water 8%
Fluroxypyr 10%
PAPI 1.35%
SOLVESSO TM200 8%
ATLOX TM 4913 8%
Dispersant LFH 0.3%
Defoamer 0.16%
Urea 4.4%
Butachlor 10%
Mesotrione 25%
Water complements to 100%
By poly methylene poly phenyl poly isocyanate（PAPI）, fluroxypyr, ATLOXTM4913 oil phases formed
Addition contains ATLOXTMIn 4913 aqueous solution, emulsion is formed.Then heat and be incubated 50oCatalyst reaction is added under C
2 hours.Fluroxypyr microcapsules is obtained after cooling.
ATLOX TM4913, dispersant LFH, defoamer, urea, butachlor, mesotrione, water mix in proportion
It is even, and through being sanded, it is prepared into suspending agent.
The microcapsules of obtained fluroxypyr is added in the suspending agent of butachlor+mesotrione, stirred
To the fluroxypyr microcapsule suspension-suspendinagent agent of+25% mesotrione of 10% butachlor+10%.
The fluroxypyr wettable powder of+20% mesotrione of 17 60% butachlor of embodiment+10%
Butachlor 60%
Mesotrione 20%
Fluroxypyr 10%
Lauryl sodium sulfate 1%
Sodium lignin sulfonate 1%
White carbon 8%
Said components are mixed in proportion, and grinds, crush, are prepared into wettable powder.
The fluroxypyr aqueous emulsion of+1% mesotrione of 18 3% butachlor of embodiment+1%
Oil phase：
Butachlor 3%
Mesotrione 1%
Methyl oleate 10%
Ethoxylated castor oil 5%
Aqueous phase：
Fluroxypyr 1%
The sodium salt 1% of naphthalene sulfonic acids-formaldehyde condensation products of sulfonation
Water complements to 100%
Butachlor, mesotrione, fluroxypyr are dissolved in methyl oleate, ethoxylated castor oil is added and obtains
Oil phase；According to the sodium salt of naphthalene sulfonic acids-formaldehyde condensation products of formula sulfonation, water, well mixed aqueous phase is obtained；Under agitation by oil
It is added to aqueous phase and obtains aqueous emulsion.
The fluroxypyr of+20% mesotrione of 19 60% butachlor of embodiment+20%
Butachlor 60%
Mesotrione 20%
Fluroxypyr 20%
Proportioning is weight per distribution ratio in above example.
In above-mentioned example of formulations 1- embodiments 19, the present invention is individually disclosed with component（a）, component（b）And component（c）
As the different dosage forms of the herbicide of active ingredient, but the invention is not limited in above-described embodiment, in other feasible realities
Apply in example, the proportioning of each chemical composition, working condition can change in composition.
In order to preferably embody the weed control efficacy of herbicide of the present invention, said below with reference to specific experiment data
It is bright.
Biological Examples
When the effect of herbicide exceedes the summation of the effect when each component is administered alone, synergistic function be present.
The predictive role of the particular combination of two kinds of components can be used so-called " Colby formula "（Referring to S.R. Colby, "
Calculating Synergistic and Antagonistic Responses of Herbicide Combinations
", Weeds 1967,15,20 ~ 22）It is calculated as below：If
A is when the use of dosage being mg/ha or activity during reactive compound A that concentration is mppm；
B is when the use of dosage being ng/ha or activity during reactive compound B that concentration is nppm, is expressed as accounting for and does not locate
Manage the percentage of control；
C is when the use of dosage being hg/ha or activity during reactive compound C that concentration is hppm, is expressed as accounting for and does not locate
Manage the percentage of control；
E is when the use of dosage being m, and n, h g/ha or concentration are m, n, hppm reactive compound A, and during C
Expection activity,
N is 3；
If the activity of actual observation（O）More than expection activity（E）, then said composition is super to be added and makees with synergy
With.
Inventor is by substantial amounts of screening test, to component（a）, component（b）And component（c）Different ratio carried out greatly
Amount experiment and preventive effect analysis, it is found that in certain ratio range, resulting Herbicidal combinations have synergistic effect, without
The only simple addition of three kinds of medicaments, it is illustrated with following biologicall test example.
Before seedling is tested：
Under greenhouse experiment, test plant is seeded in seedling alms bowl.Cultivation matrix is used as using standard soil.In before seedling rank
Section, herbicide individually or is as a mixture administered to soil surface.Dosage depends on the institute under field or greenhouse experiment
The optium concentration of determination.The evaluation test after 2 ~ 4 weeks（100% effect=plant is completely dead；0% effect=plant-less toxicity is made
With）.Component in this test（a）, component（b）And component（c）Combination shows, than more preferable preventive effect is administered alone, to show
Obvious synergistic effect.
When the herbicide of the present invention is applied before rudiment, weeds emergence or weed growth can be entirely prevented right to cotyledon period
After stop growing and completely dead after 3 ~ 4 weeks.
After seedling is tested：
Experiment：For different types of weeds（Eleusine indica, barnyard grass, eleusine indica, lady's-grass, green bristlegrass, lamb's-quarters, Amaranthus retroflexus, iron amaranth
Dish, clearvers, knotweed）Carry out Herbicidal Testing Trials.
Test method：In seedling alms bowl（Diameter 8cm × depth 12cm）The middle corn field soil for loading depth about 8cm, in the basin
Add water and be subject to smooth, stood three days, in the depth away from soil surface about 0.5cm, sowing eleusine indica, barnyard grass, eleusine indica,
Lady's-grass, green bristlegrass, lamb's-quarters, Amaranthus retroflexus, acalypha copperleaf, clearvers, knotweed.Add water untill the depth away from soil surface 3cm.Irrigating
Under the conditions of plant a predetermined time segment.When plant reached for 3 ~ 4 leaf stage, the seedling alms bowl that will grow the predetermined number of plant turns
Move on in a square plastic tub, it is 3cm to be filled to height thereto.Using back type sprayer by herbicide individually or with
The form of mixture is administered in the test plants under water saturation edaphic condition.It is true that dosage depends on the institute under field condition
Fixed optium concentration.Evaluation test after being chemically treated 3 ~ 5 weeks（100% effect=plant is completely dead；0% effect=plant-less toxicity
Effect）.The mixture used in this test shows good result.
Three kinds of reagents are prepared according to constant weight percentage：1st, component（a）；2nd, component（b）；3rd, component（c）；4th, component
（a）+ component（b）+ component（c）.Above-mentioned each reagent is diluted with water afterwards, obtains medicament dilution.Medicament dilution is handled
After regular hour, observe respectively to eleusine indica, barnyard grass, eleusine indica, lady's-grass, green bristlegrass, lamb's-quarters, Amaranthus retroflexus, acalypha copperleaf, clearvers,
The herbicidal effect of knotweed.
Herbicidal effect of the observation to barnyard grass after processing four weeks
To the herbicidal effect of eleusine indica after processing four weeks
To the herbicidal effect of green bristlegrass after processing four weeks
To the herbicidal effect of lamb's-quarters after processing four weeks
To the herbicidal effect of Amaranthus retroflexus after processing four weeks
To the herbicidal effect of clearvers after processing four weeks
To the herbicidal effect of lady's-grass after processing four weeks
To the herbicidal effect of acalypha copperleaf after processing four weeks
According to result of the test as can be seen that component（a）+ component（b）+ component（c）Herbicide herbicidal effect substantially compared with
Individually use component（a）, component（b）Or component（c）More preferably, possess obvious gain effect, and low usage amount it is effective into
Higher activity of weeding is kept under point；In addition, for three kinds of herbicidal constituents are administered alone compared with any of which composition, have
Wider array of herbicide controlling spectrum.
The present invention composition and its etc method be described by specific embodiment.Those skilled in the art
The links such as the appropriate feed change of present disclosure, process conditions can be used for reference to realize corresponding other purposes, its correlation changes
Become all without departing from present disclosure, so similar replacement and change is apparent to those skilled in the art
, it is considered as being included within the scope of the present invention.
Claims (12)
1. a kind of Synergistic herbicide compositions, it is characterised in that include active component
（a）The chloro- N- of 2- (2,6- diethyl phenyls)-N- (fourth oxygen methyl) acetamide）；
（b）2- [4- (methyl sulphonyl) -2- nitro benzoyls] -1, hydroresorcinol；
（c）Fluoro- pyridine -2- the fluoroacetic acid of two chloro- 6- of 4- amino -3.5- or the fluoro- pyridine -2- fluoroacetic acid of bis- chloro- 6- of 4- amino -3,5-
Different monooctyl ester;
The active component（a）With（b）Weight ratio with (c) is 1-50:1-50:1-50.
2. Synergistic herbicide compositions according to claim 1, it is characterised in that the active component（a）With（b）With the weight of (c)
It is 1-50 to measure ratio:1-25:1-25.
3. Synergistic herbicide compositions according to claim 1, it is characterised in that the active component（a）With（b）With the weight of (c)
It is 1-25 to measure ratio:1-10：1-10.
4. Synergistic herbicide compositions according to claim 1, it is characterised in that the active component（a）With（b）With the weight of (c)
It is 1-10 to measure ratio：1-5：1-5.
5. Synergistic herbicide compositions according to claim 1, it is characterised in that the active component（a）、（b）With（c）Content
Account for the 5%-90% of the composition.
6. Synergistic herbicide compositions according to claim 1, it is characterised in that the active component（a）、（b）With（c）Content
Account for the 20%-80% of the composition.
7. Synergistic herbicide compositions according to claim 1, it is characterised in that the active component（a）、（b）With（c）Content
Account for the 30%-60% of the composition.
8. Synergistic herbicide compositions according to claim 1, it is characterised in that include active component（a）、（b）With（c）, filling
Agent and/or surfactant.
9. Synergistic herbicide compositions according to claim 1, it is characterised in that formulation be wettable powder, missible oil, suspending agent,
Microcapsules, microemulsion, aqueous emulsion, suspension emulsion, water dispersible granules, microcapsule suspension-suspendinagent agent, ultra low volume liquids.
10. the Synergistic herbicide compositions described in claim 1 are in broad leaved weed, sedge weed, grassy weed is prevented and kill off
Using.
11. Synergistic herbicide compositions described in claim 1 prevent and kill off barnyard grass, eleusine indica, lady's-grass, green bristlegrass, lamb's-quarters, Amaranthus retroflexus,
Application in acalypha copperleaf, clearvers.
A kind of 12. method for controlling undesirable plant, it is characterised in that including：（i）Undesirable plant germination it
Before；（ii）After undesirable plant germination, or（iii）（i）With（ii）When, by the claim 1 of herbicidally effective amount
Herbicidal combinations be applied on the growth place or leaf or stem of undesirable plant.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101511194A (en) * | 2006-07-19 | 2009-08-19 | 先正达参股股份有限公司 | Herbicidal composition and method of use thereof |
| CN102283203A (en) * | 2011-06-10 | 2011-12-21 | 陕西韦尔奇作物保护有限公司 | Weeding composition containing mesotrione and fluroxypyr |
| CN102293202A (en) * | 2011-09-27 | 2011-12-28 | 湖南振农科技有限公司 | Omnibearing herbicide for paddy fields |
| CN102726400A (en) * | 2012-07-18 | 2012-10-17 | 安徽丰乐农化有限责任公司 | Compound herbicide after wheat seedling stage |
| CN103329900A (en) * | 2013-06-04 | 2013-10-02 | 广东中迅农科股份有限公司 | Weeding composition containing butachlor and mesotrione |
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2014
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101511194A (en) * | 2006-07-19 | 2009-08-19 | 先正达参股股份有限公司 | Herbicidal composition and method of use thereof |
| CN102283203A (en) * | 2011-06-10 | 2011-12-21 | 陕西韦尔奇作物保护有限公司 | Weeding composition containing mesotrione and fluroxypyr |
| CN102293202A (en) * | 2011-09-27 | 2011-12-28 | 湖南振农科技有限公司 | Omnibearing herbicide for paddy fields |
| CN102726400A (en) * | 2012-07-18 | 2012-10-17 | 安徽丰乐农化有限责任公司 | Compound herbicide after wheat seedling stage |
| CN103329900A (en) * | 2013-06-04 | 2013-10-02 | 广东中迅农科股份有限公司 | Weeding composition containing butachlor and mesotrione |
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