CN106561661A - Weeding composition of picolinafen and MCPA-issoctyl - Google Patents
Weeding composition of picolinafen and MCPA-issoctyl Download PDFInfo
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- CN106561661A CN106561661A CN201611005562.0A CN201611005562A CN106561661A CN 106561661 A CN106561661 A CN 106561661A CN 201611005562 A CN201611005562 A CN 201611005562A CN 106561661 A CN106561661 A CN 106561661A
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- Prior art keywords
- chlorine
- monooctyl ester
- fluorine pyrrole
- grass amine
- different monooctyl
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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
- 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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- 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)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention relates to a weeding composition of picolinafen and MCPA-issoctyl. The weeding composition has the synergistic interaction function. The weight ratio of the picolinafen to the MCPA-issoctyl is 1:60-3:5, preferably 1:6-2:5, and most preferably, 3:10. The content of active components in the weeding composition can be used in the wide range, for example, the percent content can be 1%-90%, preferably 10%-50%, and most preferably, 20%-40%.
Description
Technical field
The invention belongs to mixture of herbicides field, and in particular to be a kind of fluorine-containing pyrrole acyl grass amine and the different monooctyl ester of the chlorine of 2 first 4
Herbicidal combinations, the Herbicidal combinations herbicidal effect is good, and to crop safety, the lasting period is long.
Background technology
Fluorine pyrrole acyl grass amine (Picolinafen) is the picolinamide class herbicide of BASF AG's exploitation, on 2002
City.It is mainly used in corn and soybean and wheatland prevents and kill off various annual gramineous weeds and some broad leaved weeds.The kind is choosing
Selecting property contacts and remains herbicide, and the mode of action is, by the suppression to phytoene dehydrogenase, to hinder carotenoid life
Thing synthesizes.Compared with other picolinamide class herbicides, fluorine pyrrole acyl grass amine has activity of weeding height, duration length, is difficult point
Solution, to Crop securify the characteristics of.
The different monooctyl ester of the chlorine of 2 first 4（MCPA-isooctyl）, belong to phenoxy carboxylic acid selective herbicide, pass with stronger interior suction
The property led, is mainly used in after seedling cauline leaf process, and medicament is finally transmitted to each several part, in different portions through cuticula and cytoplasma membrane
Position suppresses nucleic acid metabolism and the synthesis of protein to nucleic acid and the synthetically produced Different Effects of protein in plant tip, makes growth
Point stops growing, young leaflet tablet not tensible, until photosynthesis can not be normally carried out；The medicament of plant bottom is transmitted to,
Increase the nucleic acid of plant stem tissue and the synthesis of protein, promote abnormal cell division, the tip of a root to expand, lose and absorb nutrient
Ability, cause cane distortion, deformity, screen casing blocking, bast destruction, organic matter transport be obstructed, it is normal so as to destroy plant
Viability, ultimately result in Plant death.For many years, it is widely used in wheat paddock, corn field, rice terrace, urban lawn, fiber crops
Class crop prevents and kill off annual or perennial broadleaf weed and part nutgrass flatsedge.
In recent years, with the increase of Huang-Huai Area and In Middle And Lower Reaches of Changjiang River wheat paddock drug level, cause wheat paddock wealthy
The harm such as leaf weeds Descurainia sophia, clearvers, shepherd's purse is increasingly weighed, and control of weeds difficulty increases, and the underproduction is obvious when weeds are serious, very
Cannot gather in machinery.
By the screening of the pesticide species compounded formula of the different mechanisms of action, weed control spectrum can be expanded, improve prevention effect,
Dosage is reduced, delays various advantages such as drug-fast generation.Present inventor screens indoors the base with field test
On plinth, the complex composition of fluorine pyrrole acyl grass amine and the different monooctyl ester of the chlorine of 2 first 4 is filtered out, with obvious synergistic effect, and with regard to both
Herbicidal combinations and its application there is no people to report at present.
The content of the invention
It is an object of the invention to overcome the deficiencies in the prior art, there is provided a kind of efficient, low toxicity, the Herbicidal combination of low cost
Thing, being conducive to the active component of the comprehensive regulation of crop weeds, the composition includes that fluorine pyrrole acyl grass amine and the chlorine of 2 first 4 are different pungent
Ester.
The present invention Herbicidal combinations can also include other active components, be selected from herbicide, insecticide, bactericide and
The additive commonly used in the pesticide activity component of safener and/or plant protection and/or formulation auxiliary agents, or can make together with which
With.
The herbicidal composition of the present invention has synergistic function so that the consumption of each active component is reduced or phase
Strengthen with the drug effect under consumption, it is however generally that, the weight ratio of fluorine pyrrole acyl grass amine and the different monooctyl ester of the chlorine of 2 first 4 is 1 in composition:60-3:
5, preferably 1:6-2:5, most preferably 3：10.
The content of active component can be used in wider scope in the Herbicidal combinations of the present invention, such as percentage composition
Can be 1-90%, more preferably preferably 10-50%, 20-40%.
The Herbicidal combinations of the present invention can be with auxiliary element conventional in Pesticide formulation according to customary preparation methods
Any one formulation is prepared, for example, can be wettable powder, water dispersible granules, granule, suspending agent, soluble liquid
Agent, dispersible oil-suspending agent, dry suspending agent etc..
Further, Herbicidal combinations of the invention are a kind of special broadleaf herbicides of new, efficient wheat, can be once
Property effectively prevents and kill off various broad leaved weeds, and Huang-Huai Area and In Middle And Lower Reaches of Changjiang River can use.Especially anti-to winter wheat field hardly possible
The weeds such as Descurainia sophia, clearvers have special efficacy.
The present invention Herbicidal combinations usage frequency and usage amount with crops, weeds, weather condition and it is little change,
The purpose of effective preventing and treating can be reached by using suitable dosage.
Compared with prior art, beneficial effects of the present invention are：The effect machine of active ingredient in described Herbicidal combinations
Reason is different, by the way that the mixture of herbicides of the different mechanisms of action is used, can delay the generation of herbicide resistance；The present invention
Herbicidal combinations between there is obvious synergistic effect, can significantly improve preventive effect, extend the useful life of medicament, subtract
Lack the usage amount and the risk to environment of agricultural chemicals, meet the demand of " agricultural chemicals zero growth rate "；Additionally, the combinations of herbicides of the present invention
Thing is safe, on the premise of drug effect is improved, also has very high security to wheat.
Specific embodiment
In order to be better understood from the essence of the present invention, present disclosure is described further with reference to embodiment,
But limitation of the present invention can not be considered as, described below is only used for explaining the present invention, for without departing from spirit of the invention and principle
Modification, replacement or the improvement made, belongs to the scope of protection of present invention.
First, example of formulations
1st, the different monooctyl ester of the chlorine of 2 first of the fluorine pyrrole acyl of embodiment 1.32% grass amine 4 dispersibles oil-suspending agent（1：15）
Fluorine pyrrole acyl grass amine 2%
The different monooctyl ester 30% of the chlorine of 2 first 4
Organobentonite 2%
Gas phase of white carbon black 2%
Sorbitan monooleate 8%
AEO 3%
Castor oil polyoxyethylene ether 3%
Polyethylene glycol monooleate 3%
Methyl oleate surplus
It is described dispersible oil-suspending agent procedure of processing be：By above-mentioned formula by methyl oleate, dispersant, thickener, emulsifying agent
Mixing, Jing high speed shears are well mixed, and add fluorine pyrrole acyl grass amine and the different monooctyl ester of the chlorine of 2 first 4, continue shearing and mix, subsequently into sleeping
Grind in formula sand mill, make preparation particle diameter all below 10 microns, be obtained of the present invention containing fluorine pyrrole acyl grass amine and 2 first
4 chlorine different monooctyl esters dispersibles oil-suspending agent.
2nd, embodiment 2:The different monooctyl ester wettable powder of the chlorine of 28% halosulfuronmethyl, 2 first 4（1:6）
Fluorine pyrrole acyl grass amine 4%
The different monooctyl ester 24% of the chlorine of 2 first 4
Sodium methylene bis-naphthalene sulfonate 3%
Sodium lignin sulfonate 2%
Neopelex 4%
White carbon 10%
Bentonite surplus
The procedure of processing of the wettable powder is：By above-mentioned formula by the fluorine pyrrole acyl grass amine and different monooctyl ester of the chlorine of 2 first 4 and dispersion
Agent, wetting agent, adsorbent and carrier mixing, the uniform stirring in stirred tank is well mixed Jing after air-flow crushing, you can this is obtained
The described wettable powder containing fluorine pyrrole acyl grass amine and the different monooctyl ester of the chlorine of 2 first 4 of invention.
3rd, embodiment 3：The different monooctyl ester water dispersible granules of the chlorine of 26% fluorine pyrrole acyl grass amine, 2 first 4（3: 10）
Fluorine pyrrole acyl grass amine 6%
The different monooctyl ester 20% of the chlorine of 2 first 4
Neopelex 8%
Methyl naphthalene sulfonate formaldehyde condensate 6%
Ammonium sulfate 15%
Kaolin surplus
The procedure of processing of the water dispersible granules is：By above-mentioned formula by fluorine pyrrole acyl grass amine, the different monooctyl ester of the chlorine of 2 first 4 and dispersant, profit
Humectant, disintegrant and filler are well mixed, and are crushed with micro jet, and Jing is mediated, and is made subsequently into Squeezinggranulator
Grain, is dried, Jing sample analysis after screening in boiling drier, is obtained of the present invention different containing fluorine pyrrole acyl grass amine and the chlorine of 2 first 4
The water dispersible granules of monooctyl ester.
4th, embodiment 4：The different monooctyl ester suspension emulsion of the chlorine of 35% fluorine pyrrole acyl grass amine, 2 first 4（2: 5）
Fluorine pyrrole acyl grass amine 10%
The different monooctyl ester 25% of the chlorine of 2 first 4
Methyl oleate 8%
APES phosphate 2%
Calcium dodecyl benzene sulfonate 5%
Castor oil polyoxyethylene ether 4%
Xanthans 0.2%
Organic silicone 0.6%
Deionized water surplus
The concrete procedure of processing of the suspension emulsion is：
1. after the different monooctyl ester of the chlorine of 2 first 4 is diluted with methyl oleate by above-mentioned formula, add emulsifying agent to be well mixed prepared oil phase molten
Liquid, is subsequently adding the emulsification of suitable quantity of water Jing homogenizer and emulsion is obtained.
2：By above-mentioned formula by dispersant, thickener, defoamer mixing, Jing high speed shears are well mixed, and add fluorine pyrrole acyl
Careless amine, continues to shear mixing, grinds subsequently into three-level in horizontal sand mill, makes preparation particle diameter all below 5 microns, is obtained
Suspension.
3：Above emulsion and suspension mixing Jing high speed shears are mixed, that is, is obtained of the present invention containing fluorine pyrrole acyl grass
The suspension emulsion of amine and the different monooctyl ester of the chlorine of 2 first 4.
2nd, toxicity is determined
1st, Application Example 1：Fluorine pyrrole acyl grass amine and the different monooctyl ester of the chlorine of 2 first 4 and its mixture composition are lived to the biology of weeds of wheat
Property determine report
Experiment purpose：Fluorine pyrrole acyl grass amine and the different monooctyl ester of the chlorine of 2 first 4 are determined under the conditions of greenhouse pot culture and its different blended matches somebody with somebody composition pair
Preventive effect of the Descurainia sophia after 15 days, and its synergy is have rated, it is formulation development and the agriculture chemical registration field of Mixed Pharmacy
The test of pesticide effectiveness provides scientific basis.
For trying target:Descurainia sophia（Descuminia sophia(L.)webb.Ex Prantl .）.
Evaluation method：Herbicide mode of application is evaluated according to Colby methods, its formula is：E0=X+Y-XY/100
X, Y are respectively the preventive effect of fluorine pyrrole acyl grass amine and the different monooctyl ester of the chlorine of 2 first 4 when dosage is a or b to weeds；E0For fluorine pyrrole acyl grass
The desired value of amine and the different monooctyl ester of the chlorine of 2 first 4 when dosage is a+b, when the observed value of herbicidal composition is more than according to Colby methods
Desired value when, that is, think that fluorine pyrrole acyl grass amine and the compounding of the different monooctyl ester of the chlorine of 2 first 4 show synergistic function, result of the test is shown in
Table 1.
As can be seen from Table 1, relatively each alone phase comparison wheat paddock is broadcast after fluorine pyrrole acyl grass amine and the different monooctyl ester of the chlorine of 2 first 4 are mixed
Ma wormwood artemisia has extraordinary preventive effect, with notable synergistic effect, is worth the popularization and application in production.
2nd, field control effectiveness test
This is tested and is located at Liaocheng of Shandong Province Dongchangfu District bucket Hu Tun, sandy loam, PH6.7, organic matter 1.4%, medium fertility,
It is good that water pours condition.Spraying period is on March 5th, 2016, and weather is fine, 2-17 DEG C of temperature；Wheat breed is Jimai 22, is sprayed
Shi little Mai is in jointing early stage, and weeds are in the 2-4 leaf phases, and field main weeds species is Descurainia sophia（Coverage accounts for whole weeds
Group 73%）.67 square metres of plot area, is repeated 4 times, random district's groups arrangement.15 days after medicine, 30 days investigation preventive effects.Examination
Test and the results are shown in Table 2.
Field control effectiveness test result shows, anti-to wheat paddock Descurainia sophia after fluorine pyrrole acyl grass amine and the different monooctyl ester mixture of the chlorine of 2 first 4
Except effect is good, and production-increasing function is substantially, in scope of medication, does not find have poisoning to produce wheat, it is seen then that fluorine pyrrole acyl grass amine with
The compounding of the different monooctyl ester of the chlorine of 2 first 4 is worth the popularization and application in production.
The illustrative embodiments that above-described embodiment is adopted only for illustrating inventive principle, but the present invention is not limited only to
This, those skilled in the art can make various improvement and change under without departing from real situation of the present invention, and these improve and become
More fall within protection scope of the present invention.
Claims (7)
1. a kind of herbicidal composition, it is characterised in that active component includes fluorine pyrrole acyl grass amine and the different monooctyl ester of the chlorine of 2 first 4.
2. Herbicidal combinations according to claim 1, it is characterised in that the fluorine pyrrole acyl grass amine and the different monooctyl ester of the chlorine of 2 first 4
Weight ratio is 1:60-3:5, preferably 1:6-2:5, most preferably 3：10.
3. according to the Herbicidal combinations of claim 1 or 2, it is characterised in that the Herbicidal combinations also add comprising pesticidal preparations
Conventional auxiliary element in work.
4. Herbicidal combinations according to an arbitrary claim in claim 1-3, it is characterised in that described weeding
Composition also includes one or more other agricultural active composition.
5. herbicidal composition according to claim 4, it is characterised in that described other agricultural active compositions are safener.
6. the herbicidal composition according to claim 1-5 is used to prevent and kill off the purposes of noxious plant.
7. purposes according to claim 6, it is characterised in that the noxious plant is weeds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611005562.0A CN106561661A (en) | 2016-11-16 | 2016-11-16 | Weeding composition of picolinafen and MCPA-issoctyl |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611005562.0A CN106561661A (en) | 2016-11-16 | 2016-11-16 | Weeding composition of picolinafen and MCPA-issoctyl |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106561661A true CN106561661A (en) | 2017-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611005562.0A Pending CN106561661A (en) | 2016-11-16 | 2016-11-16 | Weeding composition of picolinafen and MCPA-issoctyl |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1364055A (en) * | 1999-07-01 | 2002-08-14 | 巴斯福股份公司 | Emulsionable herbicides |
| CN102919229A (en) * | 2012-11-26 | 2013-02-13 | 联保作物科技有限公司 | Herbicide composition |
| CN103843782A (en) * | 2014-03-31 | 2014-06-11 | 济南先达化工科技有限公司 | Picolinafen-containing weeding composition |
-
2016
- 2016-11-16 CN CN201611005562.0A patent/CN106561661A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1364055A (en) * | 1999-07-01 | 2002-08-14 | 巴斯福股份公司 | Emulsionable herbicides |
| CN102919229A (en) * | 2012-11-26 | 2013-02-13 | 联保作物科技有限公司 | Herbicide composition |
| CN103843782A (en) * | 2014-03-31 | 2014-06-11 | 济南先达化工科技有限公司 | Picolinafen-containing weeding composition |
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Application publication date: 20170419 |