CN105594710A - Mixed herbicide containing topramezone and dicamba, and application thereof - Google Patents
Mixed herbicide containing topramezone and dicamba, and application thereof Download PDFInfo
- Publication number
- CN105594710A CN105594710A CN201510964691.1A CN201510964691A CN105594710A CN 105594710 A CN105594710 A CN 105594710A CN 201510964691 A CN201510964691 A CN 201510964691A CN 105594710 A CN105594710 A CN 105594710A
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- CN
- China
- Prior art keywords
- herbicide
- benzene azoles
- mediben
- azoles humulone
- mixed herbicide
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Classifications
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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
- A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
- A01N43/80—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,2
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/36—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a singly bound oxygen or sulfur atom attached to the same carbon skeleton, this oxygen or sulfur atom not being a member of a carboxylic group or of a thio analogue, or of a derivative thereof, e.g. hydroxy-carboxylic acids
- A01N37/38—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a singly bound oxygen or sulfur atom attached to the same carbon skeleton, this oxygen or sulfur atom not being a member of a carboxylic group or of a thio analogue, or of a derivative thereof, e.g. hydroxy-carboxylic acids having at least one oxygen or sulfur atom attached to an aromatic ring system
- A01N37/40—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a singly bound oxygen or sulfur atom attached to the same carbon skeleton, this oxygen or sulfur atom not being a member of a carboxylic group or of a thio analogue, or of a derivative thereof, e.g. hydroxy-carboxylic acids having at least one oxygen or sulfur atom attached to an aromatic ring system having at least one carboxylic group or a thio analogue, or a derivative thereof, and one oxygen or sulfur atom attached to the same aromatic ring system
Abstract
The invention belongs to the field of pesticides, and provides a mixed herbicide containing topramezone and dicamba, and application thereof. The mixed herbicide contains active ingredients of topramezone and dicamba in the weight ratio of 1:50-900:1. The mixed herbicide can be applied to the weeding of corn field, particularly has significant effect in controlling germinated or nearly germinated Gramineae, Cyperaceae and broadleaf weeds. Compared to a single dosage, the herbicide of the invention, on the promise of improving the drug effect, delays weed resistance, widens herbicidal spectrum, and has long duration and security to corn.
Description
Technical field
The invention belongs to technical field of pesticide, relate to a kind of mixed herbicide that comprises benzene azoles humulone and Mediben and shouldWith.
Background technology
Along with the development of modern agriculture, chemical herbicide crop weeds prevent and kill off in process, bringing into play more and more heavierThe role who wants, still, the herbicide resistance that the large-scale use procedure of herbicide produces is more and more outstanding, seriousRestricting use scale and the scope of weeds. At present, conventional solution is that mixture of herbicides uses, stillDifferent herbicides is due to action principle and influencing each other, and different composite kinds, compound proportion can produce thousand and differ from ten thousandOther effect. After some mixture of herbicides, can produce obvious synergistic effect, we are referred to as " synergy ",Find mutual synergistic complex weedicide, become a direction in herbicide use procedure.
Benzene azoles humulone (topramezone), has another name called: benzene pyrazoles humulone, chemical name chemical name: [3-(4,5-dihydro-1,2-oxazole-3-yl)-4-formoxyl 0-tolyl] (5-hydroxyl-1-methyl-pyrazol-4-yl) ketone. Benzene azoles humulone is newType medical midbodies of para (ortho)-hydroxybenzoic acetone acid esters dual oxide enzyme inhibitor (HPPD) herbicide, is wide spectrum herbicide after seedling, can be effectivePrevent and kill off milpa annual gramineae and broad leaved weed, sedge weed. Corn postemergence application, susceptible weeds is logicalCross blade and absorb, and conduction up and down in plant, in 2-5 days, there is albefaction poisoning symptom, growing point,The poisoning symptom of internode, blade and vein is the most obvious, and organizing of albefaction is downright bad gradually, and stops growing very soon,Dead in a little several week. Benzene azoles humulone has certain activity to not being unearthed or being about to unearthed weeds, but activity is subject to itConcentration and the impact of soil organic matter content height.
Mediben (Dicamba), the chloro-O-Anisic Acid of chemical name: 3,6-bis-. Belonging to benzoic acid series removesGrass agent, has interior suction conduction, and annual and perennial broadleaf weed are had to remarkable preventive effect. Spray for after seedlingMist, medicament can, very soon by the leaf of weeds, stem, root absorption, conduct by bast and xylem up and down, collects moreIn at separate living tissue and the vigorous position of metabolic activity, hinder plant hormone normal activity and make weeds death. To oneYear life and perennial broadleaf weed have remarkable preventive effect, and within general 24 hours, lopsided curling symptom appears in broad leaved weed,Death in 15～20 days. Safer to gramineous crops such as wheat, corn, millet, paddy rice, for prevent and kill off clearvers,Corn-bind, lamb's-quarters, ox chickweed, common vetch, broadcast ma wormwood artemisia, Siberian cocklebur, Bao Shuocao, field bindweed, meadow pine, Eclipta prostrata etc. Standing grainAfter undergraduate course plant absorbs, can very fast metabolism decomposition make it to lose efficacy, show the stronger resistance to the action of a drug, therefore to wheat, corn, waterThe gramineous crops such as rice are safer.
Summary of the invention
The object of the invention is to solve simple use benzene azoles humulone and removes and in corn field, be not unearthed or the effects of the weeds that are about to be unearthedThe unsettled problem of fruit, provides one mixed herbicide efficiently and safely.
1. the invention provides a kind of mixed herbicide that comprises benzene azoles humulone and Mediben, this mixed herbicide is with benzene azoles humuloneWith Mediben be main active ingredient; Wherein, the mass ratio of benzene azoles humulone and Mediben is 1: 50-900: 1.
2. above-mentioned 1 mixed herbicide providing, wherein, the mass ratio of benzene azoles humulone and Mediben is 1: 10-8: 1.
3. above-mentioned 1 mixed herbicide providing, wherein, the mass ratio of benzene azoles humulone and Mediben is 1: 3-8: 1.
4. above-mentioned 1 mixed herbicide providing, wherein, the mass ratio of benzene azoles humulone and Mediben is 2: 1-8: 1.
5. the mixed herbicide described in above-mentioned 1-4 any one, wherein, benzene azoles humulone and the wheat of benzene azoles humulone and MedibenGrass fear gross mass mass percent in herbicide is 15%-80%.
6. the mixed herbicide described in above-mentioned 5, wherein, the benzene azoles humulone of benzene azoles humulone and Mediben and the total matter of MedibenAmount mass percent in herbicide is 15%-40%
7. above-mentioned 5 mixed herbicides that provide, wherein, the benzene azoles humulone of benzene azoles humulone and Mediben and the total matter of MedibenAmount mass percent in herbicide is 35%-80%.
8. the mixed herbicide described in above-mentioned 5, wherein, this mixed herbicide with benzene azoles humulone and Mediben for mainly containingThe auxiliary agent allowing on effect composition and agricultural chemicals is mixed with any one formulation.
Any one formulation allowing on agricultural chemicals comprises conventional surfactants, thickener, solvent or solid packing. TableSurface-active agent can, for to demonstrate surfactant gelation or swellability in water, can be fatty acid ester, alkaneBase ether, acetylenediol, polyoxy acetylene castor-oil plant wet goods non-ionic surface active agent, as APES, polyoxyThe anionic surfaces such as the rare block compound of ethene polyoxy third or alkyl sulfate, lignosulfonates, soap are livedProperty agent, as cation forms such as sodium lignin sulfonate, neopelex or hydrochloric acid lauryl amine, acetic acid stearylaminesSurface-active agent. Above surfactant can one or more mix use. Thickener, as white carbon, is not limit especiallySystem. Solvent can be inert liquid carrier, such as monohydric alcohol, polyalcohol, ketone, ethers, fat hydrocarbon, haloHydro carbons etc., as vegetable oil; Above inert liquid carrier can one or more mix use. Solid carrier can be skySo mineral matter class, inorganic salts, starch, celluloses etc., as ammonium sulfate, diatomite, kaolin; Above solid carriesBody can one or more mix use.
9. the mixed herbicide described in above-mentioned 7, wherein, the formulation of herbicide is oil-suspending agent, suspension emulsion, wettablePulvis, water dispersible granules, missible oil, microcapsule formulations suspending agent.
The present invention also provide mixed herbicide described in above-mentioned 1-8 any one prevent and kill off various standing grain in corn field thisApplication in section, Cyperaceae and broad leaved weed.
Beneficial effect:
1, activity of weeding is high. Benzene azoles humulone is mainly absorbed by root and young stem, leaf, in plant body Xiang Ding, conduct to baseTo separate living tissue, by suppressing the 4-medical midbodies of para (ortho)-hydroxybenzoic acetone acid esters dual oxide enzyme (4HPPD) in plastoquinone biosynthesis,Remote-effects carotenoid synthetic, disturbs the synthetic and function of chloroplaset, finally cause serious albefaction (due toChlorophyllous degraded). Can, very soon by the leaf of weeds, stem, root absorption, pass up and down by bast and xylemLead, focus mostly at separate living tissue and the vigorous position of metabolic activity, hinder plant hormone normal activity and make weeds deadDie. That is to say, herbicidal composition of the present invention can kill weeds, Ke Yiji by two kinds of different approachesThe earth improves the removing activity of herbicide. Measure confirmation by toxicity, benzene azoles humulone and Mediben according to thanExample >=1: 15, the two composite rear very high co-toxicity coefficient that all has, illustrates that the two compositely has an obvious synergistic effect.
2, herbicidal spectrum is wide, and the lasting period is long. Benzene azoles humulone and Mediben are all broad spectrum weeding agent, after both mix,Action compensating, herbicidal spectrum is wider, and the two is composite, and well to prevent and kill off Cyperaceae, grass family, broad-leaved etc. multipleWeeds, and the rate of preventing and kill off is all higher than 90%, far above a certain herbicide of independent use.
3, delay Weed Resistance. Because weeds easily produce resistance to herbicide single dose, and in herbicide of the present inventionContain Mediben, make medicament can effectively prevent having reduced the resistance to the action of a drug of weeds by the weeds except easy generation resistance,Extend the service life of medicament, through field test, even after 40 days, to preventing and kill off of various weedsEfficiency is still higher than 90%.
Therefore, mixed herbicide of the present invention can, in the middle application of cornfield weeding, particularly prevented and kill off unearthed or beTo in the various grass family, Cyperaceae and the broad leaved weed that be unearthed, apply.
Detailed description of the invention
Below in conjunction with embodiment, the present invention will be further described, the experiment side of unreceipted actual conditions in the following exampleMethod, conventionally according to the known approaches of this area.
Embodiment 1
Benzene azoles humulone 5%, Mediben 15%, APES 4%, the rare block chemical combination of polyoxyethylene polyoxy thirdThing 5%, thickener 2%, vegetable oil to 100%, being mixed with quality percentage composition according to conventional formulation method is 20%Oil-suspending agent.
Embodiment 2
Benzene azoles humulone 5%, Mediben 30%, calcium dodecyl benzene sulfonate 3%, APES 5%, ringHexanone 10%, solvent naphtha to 100%, being mixed with quality percentage composition according to conventional formulation method is 35% missible oil.
Embodiment 3
Benzene azoles humulone 30%, Mediben 10%, sodium lignin sulfonate 4%, aliphatic acid polyethenoxy ether 2%, propane diols5%, xanthans 0.1%, vegetable oil 10%, white carbon 2%, water supplies 100%, joins according to conventional formulation methodMake quality percentage composition and be 40% suspension emulsion.
Embodiment 4
Benzene azoles humulone 10%, Mediben 5%, sodium lignin sulfonate 5%, neopelex 2%, white carbon10%, kaolin supplies 100%, and being mixed with quality percentage composition according to conventional formulation method is 15% wettable powderAgent.
Embodiment 5
Benzene azoles humulone 70%, Mediben 10%, sodium lignin sulfonate 5%, lauryl sodium sulfate 2%, white carbon 3%,Cornstarch supplies 100%, and being mixed with quality percentage composition according to conventional formulation method is 80% water dispersible granules.
Embodiment 6
Benzene azoles humulone 10%, Mediben 30%, calcium dodecyl benzene sulfonate 2%, APES phosphate5%, capsule leather material (gelatin and gum arabic or pollopas) 5%, propane diols 5%, xanthans 0.1%, water is extremely100%, being mixed with quality percentage composition according to conventional formulation method is 40% microcapsule formulations suspending agent.
Embodiment 7
1), toxicity determination test
Measure benzene azoles humulone and the co-toxicity coefficient of Mediben to weeds barnyard grass.
Test method: the seed of quantitative barnyard grass is seeded in respectively in the Disposable paper cup of 9cm to sowing in every glass10～15 seeds are cultivated in illumination box, in the time of 3～6 leaf phase of barnyard grass, make composition spray enterprising in crawler typeRow spraying is processed. After processing, in greenhouse, continue to cultivate, routine observation is respectively processed the preventive effect to weeds, after 30d, weighsEach weeds fresh weight after treatment, by the method that the nineteen sixties such as Sun Yunpei propose, calculates its co-toxicity coefficient. Co-toxicity coefficient is littleIn 80 being antagonism, between 80-120, be summation action, be greater than 120 for synergistic effect. Measurement result is as table 1Shown in.
Table 1 toxicity measurement result
As can be seen from the above table, after two kinds of active principle benzene azoles humulones and Mediben proportionally >=1: 15 are composite,, poison altogetherCoefficient is all greater than 120, illustrates that the present invention has obvious synergistic effect.
2), field control effectiveness test
Reagent agent:
4 kinds of re-compounded binary herbicides in embodiment 1～4.
Contrast medicament:
30% benzene azoles humulone SC (commercially available), 48% Mediben AS (commercially available).
For studying thing: corn
Corn is broadcast before rear seedling.
Prevent and kill off object:
Lady's-grass, barnyard grass, green bristlegrass, clearvers, corn-bind, lamb's-quarters, ox chickweed, common vetch, broadcast ma wormwood artemisia, Siberian cocklebur,The weeds such as Bao Shuocao, field bindweed, meadow pine, Eclipta prostrata.
Test method:
According to the area of experimental plot, accurately weigh good various medicaments, and be watered after dilution, utilize knapsack sprayer,Carry out even spraying, the Fan spray head that sprinkler selection herbicide is special. When spraying, note liquid evenly to spray application toThe phenomenon of in experimental plot, accomplishing there is no drain spray, spraying more.
After test, after medicine, 20d, 40d observe weeds death condition respectively, and the activity of weeding of more various medicaments. This, also to after medicine, in 1～15d, observe emerging and growing state of corn outward, to investigate medicament, whether corn be had to poisoning.
Embodiments of the invention preparation weeding test effect see the following form 2 (20d after medicine) and table 3 (40d after medicine)
Table 2 field control effectiveness test result (20d after medicine)
Table 3 field control effectiveness test result (40d after medicine)
From table 2 and table 3, can find out, the present invention has grassy weed, sedge weed and broad leaved weedSignificant preventive effect, synergy is remarkable, and the lasting period is long.
The security survey result of table 4 medicament to corn
Respectively process the emergence of corn in community and grow fine, having no any symptom of chemical damage, illustrating that various medicaments are to cornAll safety.
Can know, the illustrative embodiments that above-described embodiment only adopts for inventive principle is described, but thisBrightly be not limited only to this, those skilled in the art, not departing under real situation of the present invention, can make various improvement and change,These improvement and change also belong to protection scope of the present invention.
Claims (10)
1. a mixed herbicide that comprises benzene azoles humulone and Mediben, is characterized in that: this mixed herbicide is with benzene azoles humuloneWith Mediben be main active ingredient; Wherein, the mass ratio of benzene azoles humulone and Mediben is 1: 50-900: 1.
2. mixed herbicide claimed in claim 1, is characterized in that: the mass ratio of benzene azoles humulone and Mediben is1∶10-8∶1。
3. mixed herbicide claimed in claim 1, is characterized in that: the mass ratio of benzene azoles humulone and Mediben is 1: 3-8: 1.
4. mixed herbicide claimed in claim 1, is characterized in that: the mass ratio of benzene azoles humulone and Mediben is 2: 1-8: 1.
5. the mixed herbicide described in claim 1-4 any one, is characterized in that: the benzene azoles grass of benzene azoles humulone and MedibenKetone and Mediben gross mass mass percent in herbicide is 15%-80%.
6. mixed herbicide claimed in claim 5, is characterized in that: benzene azoles humulone and the wheat straw of benzene azoles humulone and MedibenFear gross mass mass percent in herbicide is 15%-40%.
7. mixed herbicide claimed in claim 5, is characterized in that: benzene azoles humulone and the wheat straw of benzene azoles humulone and MedibenFear gross mass mass percent in herbicide is 35%-80%.
8. mixed herbicide claimed in claim 5, is characterized in that: this mixed herbicide taking benzene azoles humulone and Mediben asThe auxiliary agent allowing on main active ingredient and agricultural chemicals is mixed with any one formulation.
9. mixed herbicide claimed in claim 7, is characterized in that: the formulation of herbicide be oil-suspending agent, suspension emulsion,Wettable powder, water dispersible granules, missible oil, microcapsule formulations suspending agent.
10. the mixed herbicide described in claim 1-8 any one is in various grass family, the Cyperaceae and wealthy of preventing and kill off in corn fieldApplication in leaf weeds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510964691.1A CN105594710A (en) | 2015-12-21 | 2015-12-21 | Mixed herbicide containing topramezone and dicamba, and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510964691.1A CN105594710A (en) | 2015-12-21 | 2015-12-21 | Mixed herbicide containing topramezone and dicamba, and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105594710A true CN105594710A (en) | 2016-05-25 |
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ID=55975529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510964691.1A Pending CN105594710A (en) | 2015-12-21 | 2015-12-21 | Mixed herbicide containing topramezone and dicamba, and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105594710A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1305346A (en) * | 1998-06-16 | 2001-07-25 | 巴斯福股份公司 | Herbicidal mixtures having synergistic effect |
| CN106135233A (en) * | 2015-04-24 | 2016-11-23 | 江苏龙灯化学有限公司 | A kind of Herbicidal combinations |
-
2015
- 2015-12-21 CN CN201510964691.1A patent/CN105594710A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1305346A (en) * | 1998-06-16 | 2001-07-25 | 巴斯福股份公司 | Herbicidal mixtures having synergistic effect |
| CN106135233A (en) * | 2015-04-24 | 2016-11-23 | 江苏龙灯化学有限公司 | A kind of Herbicidal combinations |
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