CN103229774A - Ethoxyfen-ethyl and pyroxsulam-containing herbicide composition - Google Patents
Ethoxyfen-ethyl and pyroxsulam-containing herbicide composition Download PDFInfo
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- CN103229774A CN103229774A CN2013101630846A CN201310163084A CN103229774A CN 103229774 A CN103229774 A CN 103229774A CN 2013101630846 A CN2013101630846 A CN 2013101630846A CN 201310163084 A CN201310163084 A CN 201310163084A CN 103229774 A CN103229774 A CN 103229774A
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- ethoxyfenethyl
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- grass amine
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Abstract
The invention relates to the technical field of pesticides and discloses an ethoxyfen-ethyl and pyroxsulam-containing herbicide composition which comprises two active ingredients including ethoxyfen-ethyl and pyroxsulam, the weight ratio of the ethoxyfen-ethyl to pyroxsulam is 3:50-75:2, the mass percentage content of the ethoxyfen-ethyl and pyroxsulam is 0.5-80% of compounded herbicide. After the ethoxyfen-ethyl and pyroxsulam active ingredients are compounded, the deficiencies of separately using the ethoxyfen-ethyl and pyroxsulam can be made up for, not only can the annual grasses in wheat field be prevented and removed, but also broad-leaf weeds can be prevented and removed, and the ethoxyfen-ethyl and pyroxsulam-containing herbicide composition has obvious synergism. The herbicide composition not only has an obvious weed control effect, but also is good in wheat security, has no influence on the afterreap crop, thus being a desirable herbicide.
Description
[technical field]
The present invention relates to a kind of herbicidal composition for control wheat paddock weeds, be specifically related to a kind of weed killer herbicide for control wheat paddock grassy weed and broad leaved weed, it is to be the binary herbicidal composition of active component with ethoxyfenethyl and pyridine sulphur grass amine.
[background technology]
Wheat is the second largest cereal crops of China, accounts for 20%～27% of the national cereal crops gross area, and planting range almost spreads all over all farming regions.China's wheat planting area was about 2,400 ten thousand hectares in 2011, and gross yield is about 100,000,000 tons.China's wheat crop smothering area accounts for 30% of cultivated area, and wherein serious crop smothering accounts for about 10%, and the wheat weeds chemical control is the important measures that ensure Wheat Production.Introduced 2 from 1956, since the 4-D, the use history of wheat paddock weed killer herbicide has reached nearly 60 years, and the cauline leaf inorganic agent has now formed the chemoprevention system of classifications such as comprising phenoxy carboxylic acid, diphenyl ether, fragrant phenoxy propionic acid ester, sulfonylurea, triazolineone, picolinic acid class, substituted urea class, heterocyclic.Yet, along with the extensive use of weed killer herbicide at wheat paddock, produced resistant weed and malignant weed, in addition, along with the change of pattern of farming adjustment and cropping system, wheat paddock weeds population changes and the succession of community is accelerated, and some less important weeds become the advantage weeds gradually.So it is significant for cornfield herbicidal actively to develop the complex weedicide with synergistic effect effectively.
Ethoxyfenethyl is selectivity contact killing type weed killer herbicide, is proporphyrinogen oxidase inhibitor, mainly enters in the plant corpus by coleoptile, mesocotyl, and root can absorb on a small quantity, turns round to leaf portion by plant corpus again.Under the illumination condition of abundance, after the dispenser 1-3 days, the calcination spot appearred in responsive broad leaved weed, and it is withered to be extended to whole blade gradually, last complete stool death is used for the seedling rear defence except multiple broad leaved weeds such as clearvers, piemarker, field thistle, Siberian cockleburs, and is invalid to grassy weed.
Pyridine sulphur grass amine is sulfonamides inner sucting conduction type, selectivity wheat paddock herbicide after seedling, and broad weed-killing spectrum, activity of weeding height, drug action are fast.This medicine is absorbed by grass cutting blade, sheath portion, stem or root, in the growing point accumulation, suppresses acetolactate synthestase, can't synthesize branched-chain amino acid, and then influence the synthetic and cell division of protein, causes that weeds stop growing, yellow, death then.Be used for preventing and kill off grassy weeds such as the hard grass of wheat paddock, amur foxtail, Japanese amur foxtail, bromegrass, wild oat, caput grass, Annual Ryegrass, not ideal to the broad leaved weed preventive effect.In addition, when wheat paddock used, under the prerequisite that guarantees drug effect, consumption was higher relatively, has poisoning hidden danger as single agent for pyridine sulphur grass amine.
Killing the limitation that careless spectrum, preventive effect, safety exist in order to solve above two weed killer herbicides, needing the two rationally is mixed, killing the grass spectrum, improve preventive effect, improve the purpose of safety to reach to enlarge.
[summary of the invention]
Technical problem to be solved by this invention is, at the deficiency that prior art exists, provides a kind of technical scheme of Compositional herbicide for cornfield composition, has wider grass spectrum and the more excellent control efficiency of killing, and cost is low, and is easy to use, and to wheat safety.
The present invention has adopted following technical scheme: a kind of herbicidal composition comprises a and two kinds of active components of b of effective dose.Wherein, a is ethoxyfenethyl (Ethoxyfen-ethyl), other title: ethoxyfenethyl ethyl ester, chemical name: O-[2-chloro-5-(2-chloro-α, α, α-trifluoro p-methoxyphenyl) benzoyl]-the L-ethyl lactate, structural formula is:
B is pyridine sulphur grass amine (Pyroxsulam), and other titles: pyroxsulam, chemical name are N-(5,7-dimethoxy [1,2,4] triazoles [1,5-a] pyrimidine-2-base)-2-methoxyl group-4-(trifluoromethyl)-3-pyridine sulfonamide, and structural formula is:
Described activity of herbicidal compositions composition a and b weight ratio are ethoxyfenethyl: pyridine sulphur grass amine=3:50～75:2, be preferably 3:10～15:2, the weight percentage of two active components in herbicidal composition is 0.5～80%, and surplus is that agriculturals such as filler, solvent, emulsifier, dispersant, wetting agent, thickener, disintegrant, adhesive, antifreezing agent go up one or more in the acceptable insecticides adjuvant.
According to different use needs or applying environment, herbicidal composition of the present invention can be prepared into any formulation that allows on the multi-form agricultural by conventional at present pesticide producing mode, and herbicidal composition most preferred dosage form of the present invention is oil suspending agent.
Described filler is mainly used in changing the powder rheological property, makes powder fluffy, and absorption and dilution active ingredient.Filler of the present invention can be one or more in white carbon, kaolin, diatomite, bentonite, precipitated calcium carbonate, gypsum, attapulgite, soluble starch, urea, amine fertilizer, glucose, maltose, sucrose, citric acid, Anhydrous potassium carbonate, natrium carbonicum calcinatum, Carbon Dioxide hydrogen potassium, anhydrous sodium sulfate, the anhydrous sodium bicarbonate, or other this area customary filler.
The effect of described solvent is in order active ingredient to be diluted to certain content, to have certain stabilization simultaneously.Solvent that the present invention adopts can be one or more in water, benzene,toluene,xylene, methyl alcohol, ethanol, isopropyl alcohol, butanols, cyclohexanone, cyclohexanol, oxolane, tetrahydrofurfuryl alcohol, carrene, chloroform, dimethyl formamide, dioxane, N-methyl pyrrolidone, ethyl acetate, acetone, butanone, ether, epoxidized soybean oil, plant soybean oil, liquid wax, the lubricating oil.
Described emulsifier can improve the storage stability of soup, and stops the droplet of disperse phase to condense mutually, makes soup reach homodisperse effect in use.Emulsifier that the present invention adopts can be phenethyl phenol polyethenoxy polyethenoxy ether, styryl fluosite polyoxyethylene-polyoxypropylene block type polyethers, aliphatic acid polyethenoxy ether, dibenzyl xenyl APEO, the glyceryl monolaurate APEO, styryl phenol APEO, the ethoxy castor oil APEO, alkyl phenol polyoxyethylene polyoxypropylene ether, the secondary octyl phenol polyethenoxy ether, polyoxyethylene nonylphenol ether, aliphatic alcohol polyoxyethylene sulfonate, the polyoxyethylene alkylphenol formaldehyde condensation products, dodecyl sodium sulfonate calcium, decyl alcohol polyoxyethylene ether sulfosuccinic acid sodium, alkylphenol polyoxyethylene succinate monoester sulfonate, the alkylphenol-polyethenoxy phosphate, alkylphenol polyoxyethylene sulfosuccinate ester, in the fatty acid polyethylene glycol ester one or more.
Described dispersant can make active ingredient be dispersed in use in the solvent, guarantees that particle is suspended state, prevents soup generation layering, sedimentation, caking.Dispersant that the present invention adopts can be lignosulfonates, the lignin calcium iodate, ethoxylated dodecyl alcohol sodium sulphate, the alkyl naphthalene formaldehyde condensate sulfonates, neopelex, lauryl sodium sulfate, alkyl polyoxyethylene ether sulfonate, alkylphenol-polyethenoxy base ether formaldehyde condensation products, alkylphenol-polyethenoxy base ether, Nonyl pheno base ether, the polyoxyethylene polyoxypropylene group block copolymer, draw back powder, polymeric carboxylic salt, sodium methylene bis-naphthalene sulfonate, polyvinyl alcohol, polycarboxylate, alkylnaphthalene sulfonate, alkylphenol polyoxyethylene, in the EO/PO block polyether one or more.
It is the air that helps on the emptying active component particle surface that described wetting agent mainly acts on, and adds fast particle and enters speed in the water, makes particle wetting rapidly, is convenient to grind.Wetting agent that the present invention adopts is selected from one or more in Negel, lauryl sodium sulfate, Teepol, neopelex, fatty alcohol polyglycol ether sulphate, fatty alcohol-polyoxyethylene ether, polyoxyethylene nonylphenol ether, sorbitan fatty acid ester APEO, Fluhyzon formaldehyde condensation products, the alkylnaphthalene sulfonate.
Described thickener mainly is for the rheological characteristic of regulating liquid and flowability, prevents that the particle that disperses from producing layering and precipitation because of gravitate.Thickener that the present invention adopts can be xanthans, polyvinyl alcohol, sodium alginate, diatomite, starch, kaolin or organobentonite etc., can also be this area other thickeners commonly used.
Described disintegrant mainly is in order to improve the disintegration rate of particle in water, to make the particle state before its rapid disintegration is dispersed to granulation.Disintegrant that the present invention adopts can be one or more among starch and derivative sodium carboxymethyl starch, low-substituted hydroxypropyl cellulose, crospolyvinylpyrrolidone, alginic acid and salt and the clay etc.
Described adhesive can make each component of preparation better stick together, and is difficult for scattering, and is easy to granulation.Adhesive that the present invention adopts is one or more among formaldehyde condensation products, polycarboxylic acid and the surfactants such as water-soluble high-molecular compound CMC, PVA of lignosulfonates, alkylbenzenesulfonate, alkylnaphthalene sulfonate.
Described antifreezing agent can prevent that soup from enduring cold because of the weather reason and solidify, damage properties of product during accumulating.Antifreezing agent that the present invention adopts can be propane diols, ethylene glycol, glycerine or urea etc., can also be this area other antifreezing agents commonly used.
Herbicidal combinations of the present invention is mainly used in management of weeds in the wheat paddock, as amur foxtail, wild oat, hard grass, annual bluegrass, caput Cao, Wang grass, bromegrass, Annual Ryegrass, ox chickweed, shepherd's purse, broadcast ma wormwood artemisia, clearvers, lamb's-quarters, Siberian cocklebur, chickweed, field thistle, wartwort etc., but be not limited to above-mentioned weeds.
The present invention possesses following beneficial effect:
In the herbicidal composition of the present invention, each active component is composite in certain ratio range, shows good synergistic effect, the more single agent of mixed composition has obviously improved herbicidal effect, and then reduced using dosage, when reducing drug cost, reduced the influence degree to environment.
Enlarged herbicidal spectrum, this herbicidal composition adopts the use that is mixed of ethoxyfenethyl and pyridine sulphur grass amine, can prevent and treat wheat paddock broad leaved weed and grassy weed simultaneously, and can prolong the preventive effect phase, and a dispenser can be controlled the interior weeds of wheat paddock whole growing.
In addition, herbicidal composition of the present invention is low to crop, toxicity to man and livestock, can kill under the situation that does not injure crop except multiple weeds, delays the drug-fast generation of weeds, and is safer to crop.
[embodiment]
The present invention will be further described below in conjunction with embodiment, those skilled in the art can use for reference this paper content, suitably improve technological parameter and realize, special needs to be pointed out is, all are similarly replaced and change those skilled in the art is apparent, all is regarded as being included in the present invention.Product of the present invention and application are described by preferred embodiment, and the related personnel obviously can change or suitably change methods and applications as herein described in not break away from content of the present invention, spirit and scope and combination realizes and use the present technique invention.
Formulation examples 1:25% ethoxyfenethyl pyridine sulphur grass amine wetting powder (active component accounts for preparation gross mass 25%)
Take by weighing active component, add above-mentioned auxiliary element, mix by the high velocity air cracker and pulverize, mix namely getting described wetting powder again.
Formulation examples 2:70% ethoxyfenethyl pyridine sulphur grass amine wetting powder (active component accounts for preparation gross mass 70%)
Take by weighing active component, add above-mentioned auxiliary element, mix by the high velocity air cracker and pulverize, mix namely getting described wetting powder again.
Formulation examples 3:55% ethoxyfenethyl pyridine sulphur grass amine water dispersible granules (active component accounts for preparation gross mass 55%)
Take by weighing active component, add above-mentioned auxiliary element, mix by the high velocity air cracker and pulverize, mix, add water and mediate granulation, the screening of oven dry back namely gets described water dispersible granules.
Formulation examples 4:80% ethoxyfenethyl pyridine sulphur grass amine water dispersible granules (active component accounts for preparation gross mass 80%)
Take by weighing active component, add above-mentioned auxiliary element, mix by the high velocity air cracker and pulverize, add water and mediate granulation, the screening of oven dry back namely gets described water dispersible granules.
Formulation examples 5:10% ethoxyfenethyl pyridine sulphur grass amine suspension emulsion (active component accounts for preparation gross mass 10%)
Take by weighing active component, add above-mentioned auxiliary element, mix back high speed shear dispersion, sand milling pulverizing, be in harmonious proportion, namely get described suspension emulsion.
Formulation examples 6:5% ethoxyfenethyl pyridine sulphur grass amine suspension emulsion (active component accounts for preparation gross mass 5%)
Take by weighing active component, add above-mentioned auxiliary element, mix back high speed shear dispersion, sand milling pulverizing, be in harmonious proportion, namely get described suspending agent.
Give birth to and survey embodiment 1:
Prevent and kill off the test of wheat paddock weeds indoor measurement
In order to prevent and treat wheat paddock broad leaved weed and grassy weed, the inventor has carried out the indoor virulence testing research with ethoxyfenethyl and two kinds of compositions of pyridine sulphur grass amine, concrete grammar is: the indoor pot method is carried out cauline leaf and is handled experiment reference " agricultural chemicals indoor bioassay experiment criterion weed killer herbicide the 4th part ".
(1), reagent agent
Ethoxyfenethyl
Pyridine sulphur grass amine
(2), for the examination weeds
Amur foxtail, wild oat, field thistle, clearvers;
The indoor pot cultivation is adopted in cultivation for the examination weeds.With 11 * 12cm plastic basin, will not use the wheat paddock soil of weed killer herbicide to adopt back, air-dry, the back dress basin that sieves, quantitative 4/5 place of dry ground in the basin, P in soil H value 7.0, organic value content 1.2%.Adopt basin alms bowl bottom infiltrating irrigation mode, make soil moistening fully.Amur foxtail, wild oat, field thistle, the clearvers seed that last year, gathered in the field are soaked 24h with gibberellin, and clear water is cleaned the back with dark gauze shading, is placed in the culture dish that is covered with gauze, and water is moistening to carry out vernalization, waits the seed back that shows money or valuables one carries unintentionally to sow.Each about 50 even program request is at soil surface, and blinding 0.5～1cm is placed on conventional cultivation the in the greenhouse, and infiltrating irrigation mode moisturizing bottom the basin alms bowl in the incubation is to keep ground moistening.Treat after weeds emerge every basin number of weeds to be decided to be 30 strains.
(3), test is handled
46 processing are established in this test altogether, wherein ethoxyfenethyl establish 1.875,3.75,7.5,15,30g (a.i.)/hm
25 dosage are handled, and pyridine sulphur grass amine establishes 0.875,1.75,3.5,7,14g (a.i.)/hm
25 dosage are handled.The two uses with ethoxyfenethyl+pyridine sulphur grass amine and establish 7 assembly than handling: 3:100,3:50,3:10,3:2,15:2,75:2,75:1, dosage are 1.875,3.75,7.5,15,30g (a.i.)/hm
2, other establishes 1 clear water contrast, amounts to 46 processing, repeats 4 times.
(4), test method
The dispenser time limit fixes on weeds to be grown to 2.5～5 leaves and carries out cauline leaf spraying during the phase and handle, and places spray medicine (ASS-4 type pesticide spraying system, DG8003 shower nozzle, atomisation pressure 2.75MPA, spouting liquid 30Kg/ mu) in the tower, continues after the dispenser to place and cultivates observation in the greenhouse in.
(5), data survey and statistical analysis
Handle the growth conditions that the examination grass was observed and put down in writing in the back, handle after 30 days, the investigation weed control efficacy records weeds strain number respectively, calculates weeds strain preventive effect.Linear regression analysis between probability value by preventive effect and the logarithm value of series concentration calculates the ED that each is handled
50And correlation coefficient, estimate each processing to the biologically active of weeds, the abundant method of utilization Sun Yun calculates the co-toxicity coefficient of different medicament proportionings, estimates the synergy situation of different proportionings, determines ethoxyfenethyl and pyridine sulphur grass amine optimum activity ratio.
Computing formula:
In the formula: E---the strain preventive effect;
C---contrast weeds acrial part weeds strain number;
T---handle weeds acrial part weeds strain number.
In the formula: ATI---mixture actual measurement toxicity index;
The ED of S---standard herbicide
50, unit is gram per hectare (g (a.i.)/hm
2);
The ED of M---mixture
50, unit is gram per hectare (g (a.i.)/hm
2).
TTI=TI
A×P
A+TI
B×P
B...................................................（3）
In the formula: TTI---the theoretical toxicity index of mixture;
TI
A---A medicament toxicity index;
P
A---the percentage composition of A medicament in mixture, unit are percentage (%);
TI
B---B medicament toxicity index;
P
B---the percentage composition of B medicament in mixture, unit are percentage (%).
In the formula: CTC---co-toxicity coefficient;
ATI---mixture actual measurement toxicity index;
The theoretical toxicity index of TTI---mixture.
Composite dose co-toxicity coefficient CTC 〉=120 show as synergistic effect; CTC≤80 show as antagonism; 80＜CTC＜120 show as summation action.
(6), result of the test: see Table 1-4
Table 1 ethoxyfenethyl and pyridine sulphur grass amine are mixed and prevent and treat wheat paddock weeds amur foxtail virulence
Table 2 ethoxyfenethyl and pyridine sulphur grass amine are mixed and prevent and treat wheat paddock weeds wild oat virulence
Table 3 ethoxyfenethyl and pyridine sulphur grass amine are mixed and prevent and treat wheat paddock weeds field thistle virulence
Table 4 ethoxyfenethyl and pyridine sulphur grass amine are mixed and prevent and treat wheat paddock weeds clearvers virulence
Toxicity Determination result shows, ethoxyfenethyl and pyridine sulphur grass amine is used with in weight ratio is the scope of 3:100～75:1 weeds is shown as addition or synergistic effect, in being the scope of 3:50～75:2, weight ratio used synergistic effect preferably with, in the scope of weight ratio 3:10～15:2, used obvious synergistic effect with, enlarge the control of weeds spectrum, reached the purpose of preventing and kill off broad leaved weed and grassy weed simultaneously.
Give birth to and survey embodiment 2
Prevent and kill off wheat paddock weeds field control effectiveness test:
1, test is handled
(1) 25% ethoxyfenethyl pyridine sulphur grass amine wetting powder (3:50) 8g/ mu
(2) 25% ethoxyfenethyl pyridine sulphurs grass amine wetting powder (3:10) 8g/ mu
(3) 25% ethoxyfenethyl pyridine sulphurs grass amine wetting powder (3:2) 8g/ mu
(4) 25% ethoxyfenethyl pyridine sulphurs grass amine wetting powder (15:2) 8g/ mu
(5) 25% ethoxyfenethyl pyridine sulphurs grass amine wetting powder (75:2) 8g/ mu
(6) 24% ethoxyfenethyl missible oil 8g/ mus
(7) 7.5% pyridine sulphurs grass amine water dispersible granules 27g/ mu
7 processing are established in test, and 4 repetitions are handled residential quarters for totally 28,20 square metres of every processing residential quarter areas, and district's group is arranged at random.(1)～(5) 25% ethoxyfenethyl pyridine sulphur grass amine wetting powder (Shandong Binnong Technology Co., Ltd.'s production) is reagent agent, and 24% ethoxyfenethyl missible oil and 7.5% pyridine sulphur grass amine water dispersible granules are the contrast medicament.Convert 30 kilograms in water for every mu, adopt 552 third type sprayers (0.7mm aperture) even spraying.The field main weeds has chickweed, clearvers, field thistle, wild oat, amur foxtail, deceives grass etc.
2, pilot project and method
(1) safety: after the dispenser, the situation of growing of investigation wheat is estimated reagent agent to the safety of wheat.
(2) herbicidal effect: every residential quarter is got 4 points at random, investigates 1/4 square metre at every, and 30 days investigation weed control efficacies record weeds kind and strain number respectively after the dispenser, calculate weeds strain preventive effect.
(3) result of the test
Safety: the dispenser " Invest, Then Investigate ", chemicals treatment district wheat plant height, Ye Se and blank district basically identical show that reagent agent (1)～(5) 25% ethoxyfenethyl pyridine sulphur grass amine oil suspending agent is all to wheat safety.
Herbicidal effect: see Table 5
30 days various weed control efficacies behind table 5 medicine
Annotate: (1) 25% ethoxyfenethyl pyridine sulphur grass amine wetting powder (3:50)
(2) 25% ethoxyfenethyl pyridine sulphurs grass amine wetting powder (3:10)
(3) 25% ethoxyfenethyl pyridine sulphurs grass amine wetting powder (3:2)
(4) 25% ethoxyfenethyl pyridine sulphurs grass amine wetting powder (15:2)
(5) 25% ethoxyfenethyl pyridine sulphurs grass amine wetting powder (75:2)
(6) 24% ethoxyfenethyl missible oil
(7) 7.5% pyridine sulphurs grass amine water dispersible granules
As shown in Table 5, the 25% ethoxyfenethyl pyridine sulphur grass amine wetting powder of different proportionings to common weed strain preventive effect between 81.99～97.03%, all be better than contrasting medicament 24% ethoxyfenethyl missible oil and 7.5% pyridine sulphur grass amine water dispersible granules (weeds strain preventive effect is respectively 53.51% and 64.27%), it is all remarkable to wheat paddock common weed preventive effect when wherein ethoxyfenethyl and pyridine sulphur grass amine weight ratio is 3:50～75:2, weeds strain preventive effect is all more than 80%, and ethoxyfenethyl and pyridine sulphur grass amine weight ratio when being 3:10～15:2 preventive effect especially up to more than 94%.Explanation thus, ethoxyfenethyl pyridine sulphur grass amine weight ratio is in 3:50～75:2 scope, and grassy weed and the broad leaved weed common to wheatland have preventive effect, and the lasting period was greater than one month, substantially can control the crop smothering of wheat paddock whole growth phase, and this herbicidal composition is to wheat safety.
In sum, component of the present invention is reasonable, and the activity that preventive effect is better than each component when using separately all has preventive effect preferably to grassy weed and broad leaved weed, has enlarged the control of weeds spectrum, has reached the purpose of preventing and kill off broad leaved weed and grassy weed simultaneously.
Claims (6)
1. a herbicidal composition is characterized in that this herbicidal composition comprises a and two kinds of active components of b, and wherein active component a is ethoxyfenethyl, and active component b is pyridine sulphur grass amine, and the weight ratio of a and b is 3:50-75:2, and preferred weight ratio is 3:10-15:2.
2. herbicidal composition according to claim 1 is characterized in that the mass percent of active component in herbicidal composition is 0.5-80%.
3. according to claim 1 and 2 described herbicidal compositions, it is characterized in that in the said composition except active ingredient, also containing agricultural and going up acceptable insecticides adjuvant.
4. herbicidal composition according to claim 3 is characterized in that described insecticides adjuvant is one or more in the auxiliary agents such as filler, solvent, emulsifier, dispersant, wetting agent, thickener, disintegrant, adhesive, antifreezing agent.
5. according to the described herbicidal composition of claim 1, it is characterized in that described composition is is any multi-form operational formulation that active component is made with ethoxyfenethyl and pyridine sulphur grass amine.
6. according to the described herbicidal composition of claim 1-5, it is characterized in that for preventing and kill off wheat paddock broad leaved weed and grassy weed.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104054724A (en) * | 2014-06-25 | 2014-09-24 | 北京燕化永乐生物科技股份有限公司 | Weeding composition |
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| CN1761395A (en) * | 2003-03-13 | 2006-04-19 | 巴斯福股份公司 | Synergistically acting herbicidal mixtures |
| WO2012015854A1 (en) * | 2010-07-27 | 2012-02-02 | Dow Agrosciences Llc | Synergistic herbicidal compositions containing pyroxsulam and sulfosulfuron |
| CN102365959A (en) * | 2011-12-01 | 2012-03-07 | 联保作物科技有限公司 | Wheatland weeding composition and preparation thereof |
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2013
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1761395A (en) * | 2003-03-13 | 2006-04-19 | 巴斯福股份公司 | Synergistically acting herbicidal mixtures |
| WO2012015854A1 (en) * | 2010-07-27 | 2012-02-02 | Dow Agrosciences Llc | Synergistic herbicidal compositions containing pyroxsulam and sulfosulfuron |
| CN102365959A (en) * | 2011-12-01 | 2012-03-07 | 联保作物科技有限公司 | Wheatland weeding composition and preparation thereof |
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| Title |
|---|
| PATRICK W. GEIER 等: "Pyroxsulam Compared with Competitive Standards for Efficacy in Winter Wheat", 《WEED TECHNOLOGY》, vol. 25, 31 December 2011 (2011-12-31), pages 316 - 320 * |
| 滕春红: "氯氟草醚乙酯防除大豆杂草", 《大豆科学》, vol. 27, no. 2, 25 April 2008 (2008-04-25), pages 301 - 305 * |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104054724A (en) * | 2014-06-25 | 2014-09-24 | 北京燕化永乐生物科技股份有限公司 | Weeding composition |
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Application publication date: 20130807 |