CN104106584A - Cornfield compounded herbicide composition - Google Patents
Cornfield compounded herbicide composition Download PDFInfo
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- CN104106584A CN104106584A CN201410037359.6A CN201410037359A CN104106584A CN 104106584 A CN104106584 A CN 104106584A CN 201410037359 A CN201410037359 A CN 201410037359A CN 104106584 A CN104106584 A CN 104106584A
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- embutox
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N39/00—Biocides, pest repellants or attractants, or plant growth regulators containing aryloxy- or arylthio-aliphatic or cycloaliphatic compounds, containing the group or, e.g. phenoxyethylamine, phenylthio-acetonitrile, phenoxyacetone
- A01N39/02—Aryloxy-carboxylic acids; Derivatives thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
- A01N47/36—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< directly attached to at least one heterocyclic ring; Thio analogues thereof
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- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
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Abstract
The invention relates to the field of herbicides, and especially discloses a cornfield compounded herbicide composition. The cornfield compounded herbicide composition comprises a component A and a component B according to a weight ratio of 1-500:500-1, wherein the component A is 2,4-DB and its derivatives, and the component B is one or more of nicosulfuron, rimsulfuron and foramsulfuron. The cornfield compounded herbicide composition has the advantages of cooperative and synergistic effect, weed control spectrum enlargement, weeding activity improvement, solving of the disadvantage of bad control effect of single dosage forms on main weeds, long persistent period, guarantee of no weed harms in the whole growth period after one time dosing, safety to corns, effective reduction of the drug application cost of peasants, and economic benefit increase.
Description
(1) technical field
The present invention relates to weed killer herbicide field, particularly a kind of corn field compound herbicide composition.
(2) background technology
2,4-Embutox belongs to the growth hormone herbicide of phenoxy carboxylic acid, and it can prevent and kill off most of annual or perennial broadleaf weed effectively, also can effectively prevent and kill off various nutgrass flatsedges, but the poor activity to grassy weed; Its CAS No. is 94-82-6, and structural formula is
.
Nicosulfuron belongs to systemic herbicide, can be absorbed by the cauline leaf of weeds, passes to subsequently in plant corpus, by suppressing the acetolactate synthestase of plant, can effectively prevent and kill off various grassy weeds.But along with nicosulfuron large area is used at corn field, weeds are more and more serious to the resistance problem of nicosulfuron, and nicosulfuron herbicide speed is slow, 15d at least, weeds could be completely dead, and the weak effect to broad leaved weed and nutgrass flatsedge; Its No. CAS: 111991-09-4, structural formula is
.
Rimsulfuron belongs to systemic herbicide, can be absorbed by the cauline leaf of weeds, passes to subsequently in plant corpus, by suppressing the acetolactate synthestase of plant, can effectively prevent and kill off various grassy weeds; Be used for preventing and kill off corn field annual or perennial grass family and broad leaved weed, as creeping thistle, iron shepherd's purse, the rhizome of nutgrass flatsedge, curly dock, johnson grass, wild oat, Digitaria ischaemum (Schreib.) Schreib. Ex Mubl, barnyard grass, Annual Ryegrass, piemarker, Amaranthus retroflexus, clearvers, corn poppy, chickweed.Especially good to early application after annual weed bud, recommend consumption 5～15g active ingredient/hm
2, for corn and potato weeding; To corn safety, the safest to spring corn; Its No. CAS: 122931-48-0, structural formula is
.
Foramsulfuron (foramsulfuron) is a kind of sulfonylurea weed killer herbicide of Sanofi-Aventis's exploitation, its mechanism of action is the same with other sulfonylurea herbicides, also be acetolactate synthestase (ALS) inhibitor, be mainly used in corn field and prevent and kill off grassy weed and some broad leaved weed.Foramsulfuron is processed with the dosage of 30-45g.a.i./hectare, and many important grassy weeds are reached to 90-100% as the preventive effect of barnyard grass, green foxtail, false jowar and couchgrass.Foramsulfuron weeds Seedling Stage and growth while enlivening most result of use best, at the Seedling Stage of grassy weed to the early application best results of tillering.Foramsulfuron is the biosynthetic key enzyme-ALS of branched-chain amino acid enzyme inhibitor.The effect symptom of foramsulfuron is in several hours, sensitive plant to be produced to growth inhibition after spray medicine; Its No. CAS: 173159-57-4, structural formula is
.
Also there is no at present the composite weed killer herbicide of 2,4-Embutox and derivative thereof and sulfonylurea, and the report that 2,4-Embutox is applied at corn field at present seldom.
(3) summary of the invention
The present invention is in order to make up the deficiencies in the prior art, provides that a kind of herbicidal effect is good, quick-acting is high, the lasting period is long, the corn field compound herbicide composition of broad weed-killing spectrum.
The present invention is achieved through the following technical solutions:
A kind of corn field compound herbicide composition, it is characterized in that: comprise that weight proportion is A component and the B component of 1-500:500-1, wherein A component is 2,4-Embutox and derivative thereof, and B component is one or more in nicosulfuron, rimsulfuron and foramsulfuron.
In the present invention, by studying 2,4-Embutox and derivative thereof are applied to corn field, not only can prevent and treat various broad leaved weeds and nutgrass flatsedge, and very safe to corn, in addition, by further research, find, 2,4-Embutox and biological and nicosulfuron thereof, rimsulfuron, foramsulfuron are composite, have not only expanded herbicide spectrum, grassy weed that can control of maize Tanaka, broad leaved weed and nutgrass flatsedge, and green foxtail, piemarker, acalypha copperleaf, nutgrass flatsedge are had to better activity of weeding, there is obvious synergistic effect.
More excellent scheme of the present invention is:
The weight proportion of described A component and B component is 1-100:100-1, and more excellent proportioning is 1-20:20-1.
Described composition also comprises the 3rd active component, and the 3rd active component is one or more in atrazine, isopropyl methoxalamine, propisochlor, butachlor, fluroxypyr.
Described 2,4-Embutox and derivative thereof are 2,4-Embutox, 2,4-Embutox sodium salt, 2,4-Embutox sylvite, 2,4-Embutox ammonium salt, 2,4-Embutox methylamine salt, 2,4-Embutox ethanolamine salt, 2,4-Embutox isopropyl ammonium salt, 2,4-Embutox methyl esters, 2,4-Embutox ethyl ester, 2,4-Embutox propyl ester, 2,4-Embutox butyl ester, 2, the different monooctyl ester of 4-Embutox.
Described composition is wetting powder, missible oil, aqueous suspension agent, oil-suspending agent, microemulsion, aqueous emulsion or water dispersible granules, and the reactive compound combination auxiliary agent required with at least one formulation of its cooperative effective quantity mixes.
Herbicidal composition of the present invention can be mixed with agricultural and above allow any formulation or the proportionally mixed enforcement of bucket used, is mainly used in control of maize field annual gramineous weed and broad leaved weed and nutgrass flatsedge.
The present invention has collaborative and synergistic effect, expanded herbicide spectrum, improved activity of weeding, made up the defect of single kind of formulation to the anti-heterodyne of main weeds, the lasting period is long, a drug, can guarantee not to be subject to whole breeding time weeds to endanger, and to corn safety, effectively reduce peasant's dispenser cost, increase economic efficiency.
(4) embodiment
Different pesticide active ingredient combinations is made to mixture, it is method current development novel pesticide and the upper resistant weed of control agricultural, the agricultural chemicals of different cultivars shows summation action, antagonism, synergistic effect after mixing conventionally, and its type of action needs a large amount of tests to examine or check.
The present invention carries out 2,4-Embutox and derivative thereof and nicosulfuron, rimsulfuron, foramsulfuron composite, the combining of science, broad leaved weed, grassy weed and nutgrass flatsedge in can effectively preventing corn field.
Compound herbicide composition provided by the invention, comprises
Component A is 2,4-Embutox and derivative thereof
B component is one or more in nicosulfuron, rimsulfuron, foramsulfuron.
The present invention is by a large amount of screening experiments, by to 2, one or more different proportionings in 4-Embutox and derivative thereof and nicosulfuron, rimsulfuron, foramsulfuron have been carried out a large amount of tests of pesticide effectiveness and preventive effect analysis, found in certain ratio range, resulting herbicidal composition not only has the herbicide of expansion spectrum, and has obvious synergistic effect.
Below in conjunction with embodiment, the present invention is further described:
Biological example: nicosulfuron .2,4-Embutox is to corn field annual weed Toxicity Determination
(1) for examination target: acalypha copperleaf, lady's-grass, nutgrass flatsedge, company's hot-house culture.
Above-mentioned weeds adopt pot-culture method to cultivate, and pack a certain amount of soil into, by vernalization lady's-grass, nutgrass flatsedge, the every basin of acalypha copperleaf seed are sowed approximately 40 in the nutritive cube of diameter 13cm.
(2) condition of culture
In controlled greenhouse by solar heat, temperature is 19 ℃-20 ℃, natural lighting, relative moisture 62%-81%.
Soil types is loam, and the content of organic matter is 1.83%, pH-7.1, alkali-hydrolyzable nitrogen 85.2mg/kg, rapid available phosphorus 38.3mg/kg, available potassium 83.0mg/kg.
(3) instrument and equipment
3wt type sprayer, Beijing flower bud receives environmental protection development in science and technology Co., Ltd, GA110 type ten thousand/electronic balance, ZDR2000 intelligent data recorder (Hangzhou Ze great Instrument Ltd.); SPX type Intelligent biochemistry incubator (south of the River, Ningbo instrument plant).
(4) experimental design
Test medicine: the former medicine of nicosulfuron (Shandong Jingbo Agrochemicals Ltd.), the former medicine of 95%2,4-Embutox (Shandong Cynda Chemical Co., Ltd.).
(5) experiment is processed
In test, nicosulfuron single dose is made 4% oil-suspending agent, and 2,4-Embutox single dose is made 50% oil-suspending agent, on the basis of indoor preliminary survey, the consumption of nicosulfuron and 2,4-Embutox is made as respectively to different hybrid combining, in Table 1, amount to 9 groups, with different medicaments, be all oil-suspending agent single dose and water in contrast, carry out respectively indoor bioassay.
Test repeats: every processing repeats 4 times, each every processing 3 basins.
(6) processing mode
Processing time and number of times: dispenser shares medicine 1 time, when seedling grow to respectively 3～4 leaves during the phase every basin retain 20 of consistent seedling of growth and carry out cauline leaf spraying.
Use instruments box administrated method: cultured weeds are placed on the platform of 0.3 square metre of area, with quantitative spray tower cauline leaf spraying, spouting liquid is 450 kilograms of/hectare of meters, and atomisation pressure is 0.3MPa.
(7) data survey and statistical analysis
Investigation method: adopting absolute number investigation method, cut off the whole strain seedling of survival weeds with blade along soil, weigh fresh weight with analytical balance, to dead weeds, is zero by fresh weight.
Control time and number of times: process 20d investigation, investigation once altogether.
Data statistic analysis:
By Gowing method, calculate the theoretical fresh weight inhibiting rate (EO=X+Y-X*Y/100) of respectively processing hybrid combining, then compare with actual measurement inhibiting rate (E), evaluate the synergy type of the two mixing to weeds, when E-EO value is greater than 10% for synergistic effect, be less than-10% for antagonism, be addition between-10%-10%.And prevent and kill off and weed killer herbicide feature according to actual, the factors such as the balance of formula are determined best proportioning.
In formula, X is the fresh weight inhibiting rate of nicosulfuron consumption while being P; Y is the fresh weight inhibiting rate of 2,4-Embutox consumption while being Q.
(8) interpretation of result and discussion
Table 1 nicosulfuron, 2,4-Embutox is mixed to the synergy effect of weeds (GOWING method)
Synergy type: result of the test shows (table 1), nicosulfuron and 2, mixed each component of 4-Embutox process to the inhibiting rate E-Eo value of 3 kinds of weeds be on the occasion of, show the effect of certain increase drug effect, and the combination of 40+300 and 40+375, to grassy weed lady's-grass, most of over 10 to the E-Eo of broad leaved weed acalypha copperleaf and nutgrass flatsedge, there is the effect of obvious increase drug effect.
Best proportioning is determined: as can be seen from Table 1,2,4-Embutox does not have effect to lady's-grass, high to the preventive effect of acalypha copperleaf and nutgrass flatsedge, and nicosulfuron is high to the preventive effect of lady's-grass, low to the preventive effect of acalypha copperleaf and nutgrass flatsedge.The whole preventive effect of comprehensive several weeds, nicosulfuron+2, the consumption of 4-Embutox is that the combination field efficacy of 40+300-375g/ hectare is desirable, from the balance of cost, preventive effect, herbicide spectrum and formula, consider, nicosulfuron and 2,4-Embutox 1-7.5:1-9.4 scope and near mixed comparatively suitable.
Preparation Example is as follows:
The preparation of the oil-suspending agent of example 1:40%
Active ingredient: nicosulfuron 4%, 2,4-Embutox 36%, wetting agent: calcium dodecyl benzene sulfonate 11%, dispersant: styryl polyoxyethylene phosphate 9%, anti-settling agent: white carbon 7%, corn oil surplus.
The preparation of the oil-suspending agent of example 2:32.6%
Active ingredient: rimsulfuron 1.6%, 2,4-Embutox 31%, emulsifier: calcium dodecyl benzene sulfonate 11%, dispersant: styryl polyoxyethylene phosphate 9%, anti-settling agent: white carbon 7%, corn oil surplus.
The preparation of the oil-suspending agent of example 3:33.8%
Active ingredient: 2,4-Embutox 31%, nicosulfuron 2%, rimsulfuron 0.8%, emulsifier: EL20 11%, dispersant: agriculture breast No. 500 9%, thickener: xanthans 7%, corn oil surplus.
The preparation of the oil-suspending agent of example 4:32.5%
Active ingredient: foramsulfuron 2.5%, 2,4-Embutox 30%, dispersant: calcium dodecyl benzene sulfonate 11%, emulsifier: agricultural emulsifier NO．600 9%, thickener: organobentonite 7%, corn oil surplus.
Example 5:4% nicosulfuron oil-suspending agent+30%2,4-Embutox ammonium salt aqua
Formula 1:
Active ingredient: nicosulfuron 4%, wetting agent: calcium dodecyl benzene sulfonate 11%, dispersant: polycarboxylate 9%, thickener: organobentonite 7%, corn oil surplus.
More than formula is processed into oil-suspending agent.
Formula 2:
Active ingredient: 2,4-Embutox ammonium salt 4%, wetting agent: sodium naphthalene sulfonate 11%, dispersant: sodium lignin sulfonate 9%, kaolin surplus.
More than formula is processed into wetting powder pulvis.
2 barrels of mixed uses of the 1+ that fills a prescription in example 5 formula.
Example 6:4% nicosulfuron oil-suspending agent+30%2,4-Embutox sodium salt aqua
Formula 1:
Active ingredient: nicosulfuron 4%, atrazine 38%, dispersant: calcium dodecyl benzene sulfonate 11%, emulsifier: EL20 9%, thickener: organobentonite 7%, corn oil surplus.
More than formula is processed into oil-suspending agent.
Formula 2:
Active ingredient: 2,4-Embutox sodium salt 4%, wetting agent: sodium naphthalene sulfonate 11%, dispersant: sodium lignin sulfonate 9%, kaolin surplus.
More than formula is processed into wetting powder pulvis.
2 barrels of mixed uses of the 1+ that fills a prescription in example 6 formula.
Example 7:3% nicosulfuron+rimsulfuron oil-suspending agent+30%2,4-Embutox dimethylamine salt aqua
Formula 1:
Active ingredient: nicosulfuron 2%, rimsulfuron 1%, emulsifier: calcium dodecyl benzene sulfonate 11%, dispersant: polycarboxylate 9%, thickener: organobentonite 7%, corn oil surplus.
More than formula is processed into oil-suspending agent.
Formula 2:
Active ingredient: 2,4-Embutox dimethylamine salt 30%, wetting agent: sodium naphthalene sulfonate 11%, dispersant: sodium lignin sulfonate 9%, kaolin surplus.
More than formula is processed into wetting powder pulvis.
2 barrels of mixed uses of the 1+ that fills a prescription in example 7 formula.
Select above example to carry out the field control effectiveness test of control of maize field weed, to determine the effect of formula control of maize Tanaka annual gramineous weed, broad leaved weed and nutgrass flatsedge, simultaneously by with 2, the single dose of 4-Embutox and nicosulfuron, rimsulfuron, foramsulfuron is compared, determine the synergistic effect after composite, be specifically implemented as follows:
Test site is Jinan City, Shandong Province, time is on July 1st, 2013, field corn is the 7-8 leaf phase, the weeds 3-4 leaf phase, test medicine all according to above-mentioned example be mixed with 50% 2, the nicosulfuron that 4-Embutox dispersibles oil-suspending agent and 4% dispersibles that oil-suspending agent, 2% rimsulfuron dispersible oil-suspending agent, 2.5% foramsulfuron dispersibles oil-suspending agent and contrasts, test totally four processing, each processes three repetitions, community randomized arrangement, community area 100m
2.Carry out the spraying of cauline leaf, after medicine, 15d and 30d observe respectively the strain preventive effect of each medicament, record the dispenser same day and the synoptic data of a week thereafter, specific as follows:
Table 2 duration of test meteorological data
Respondent is lady's-grass, acalypha copperleaf, the nutgrass flatsedge in field, and visual test medicament occurs without poisoning field corn.
Result of the test is as following table:
From above-mentioned data, can obviously find out, 2, 4-Embutox and nicosulfuron, rimsulfuron, after the multiple combination of foramsulfuron is composite, each example is to lady's-grass, acalypha copperleaf, the effect of nutgrass flatsedge all reaches more than 85%, with 2, 4-Embutox and nicosulfuron, rimsulfuron, foramsulfuron is alone to be compared, there is obvious synergistic effect, the preventive effect of preparation 30d after composite is all improved than the preventive effect of 15d, illustrating that two components are composite has a lasting period well, and two component be mixed and made up the wideless shortcoming of alone herbicide spectrum, to broad leaved weed, grassy weed and nutgrass flatsedge all have preventive effect well, and in the concentration range of implementing in test, to corn safety.
Claims (6)
1. a corn field compound herbicide composition, it is characterized in that: comprise that weight proportion is A component and the B component of 1-500:500-1, wherein A component is 2,4-Embutox and derivative thereof, and B component is one or more in nicosulfuron, rimsulfuron and foramsulfuron.
2. corn field compound herbicide composition according to claim 1, is characterized in that: the weight proportion of described A component and B component is 1-100:100-1.
3. corn field compound herbicide composition according to claim 1 and 2, is characterized in that: the weight proportion of described A component and B component is 1-20:20-1.
4. corn field compound herbicide composition according to claim 1, it is characterized in that: described composition also comprises the 3rd active component, the 3rd active component is one or more in atrazine, isopropyl methoxalamine, propisochlor, butachlor, fluroxypyr.
5. corn field compound herbicide composition according to claim 1, is characterized in that: described 2,4-Embutox and derivative thereof are 2,4-Embutox, 2,4-Embutox sodium salt, 2,4-Embutox sylvite, 2,4-Embutox ammonium salt, 2,4-Embutox methylamine salt, 2,4-Embutox ethanolamine salt, 2,4-Embutox isopropyl ammonium salt, 2,4-Embutox methyl esters, 2,4-Embutox ethyl ester, 2,4-Embutox propyl ester, 2,4-Embutox butyl ester, 2, the different monooctyl ester of 4-Embutox.
6. corn field compound herbicide composition according to claim 1, is characterized in that: described composition is wetting powder, missible oil, aqueous suspension agent, oil-suspending agent, microemulsion, aqueous emulsion or water dispersible granules.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410037359.6A CN104106584A (en) | 2014-01-26 | 2014-01-26 | Cornfield compounded herbicide composition |
| PCT/CN2014/000190 WO2015109423A1 (en) | 2014-01-26 | 2014-03-03 | Cornfield compounded herbicide composition |
| CN201510016306.0A CN104672083A (en) | 2014-01-26 | 2015-01-13 | Cornfield herbicide compound and application thereof |
| CN201510016471.6A CN104663659A (en) | 2014-01-26 | 2015-01-13 | Corn field herbicide composition containing 2,4-dichlorophenoxybutanoic and derivatives of 2,4-dichlorophenoxybutanoic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410037359.6A CN104106584A (en) | 2014-01-26 | 2014-01-26 | Cornfield compounded herbicide composition |
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| CN104106584A true CN104106584A (en) | 2014-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410037359.6A Pending CN104106584A (en) | 2014-01-26 | 2014-01-26 | Cornfield compounded herbicide composition |
| CN201510016306.0A Pending CN104672083A (en) | 2014-01-26 | 2015-01-13 | Cornfield herbicide compound and application thereof |
| CN201510016471.6A Pending CN104663659A (en) | 2014-01-26 | 2015-01-13 | Corn field herbicide composition containing 2,4-dichlorophenoxybutanoic and derivatives of 2,4-dichlorophenoxybutanoic |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510016306.0A Pending CN104672083A (en) | 2014-01-26 | 2015-01-13 | Cornfield herbicide compound and application thereof |
| CN201510016471.6A Pending CN104663659A (en) | 2014-01-26 | 2015-01-13 | Corn field herbicide composition containing 2,4-dichlorophenoxybutanoic and derivatives of 2,4-dichlorophenoxybutanoic |
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| WO (1) | WO2015109423A1 (en) |
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| CN111109305A (en) * | 2019-12-31 | 2020-05-08 | 潍坊友容实业有限公司 | Saline-alkali soil herbicide containing citrus extract and preparation method thereof |
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| CN106259368B (en) * | 2016-08-16 | 2019-03-22 | 安徽丰乐农化有限责任公司 | A kind of corn field mixed herbicide containing isoxaflutole |
| CN107960417A (en) * | 2016-10-20 | 2018-04-27 | 山东先达农化股份有限公司 | A kind of Herbicidal combinations and its application |
| CN110074126A (en) * | 2019-05-31 | 2019-08-02 | 江西鑫邦科技有限责任公司 | A kind of phenoxy carboxylic acid Herbicidal combinations of brassinolide-containing class compound |
| CN117481113B (en) * | 2023-12-21 | 2024-03-29 | 山东科赛基农生物工程有限公司 | Topramezone and clodinafop-propargyl dispersible oil suspending agent and application thereof |
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2014
- 2014-01-26 CN CN201410037359.6A patent/CN104106584A/en active Pending
- 2014-03-03 WO PCT/CN2014/000190 patent/WO2015109423A1/en active Application Filing
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2015
- 2015-01-13 CN CN201510016306.0A patent/CN104672083A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111109305A (en) * | 2019-12-31 | 2020-05-08 | 潍坊友容实业有限公司 | Saline-alkali soil herbicide containing citrus extract and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| WO2015109423A1 (en) | 2015-07-30 |
| CN104672083A (en) | 2015-06-03 |
| CN104663659A (en) | 2015-06-03 |
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