CN105519546A - Mixed herbicide comprising topramezone and metolachlor and application thereof - Google Patents
Mixed herbicide comprising topramezone and metolachlor and application thereof Download PDFInfo
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- CN105519546A CN105519546A CN201510963613.XA CN201510963613A CN105519546A CN 105519546 A CN105519546 A CN 105519546A CN 201510963613 A CN201510963613 A CN 201510963613A CN 105519546 A CN105519546 A CN 105519546A
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- Prior art keywords
- isopropyl methoxalamine
- azoles humulone
- benzene azoles
- mixed herbicide
- herbicide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- A01N37/18—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 the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof
- A01N37/22—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 the group —CO—N<, e.g. carboxylic acid amides or imides; Thio analogues thereof the nitrogen atom being directly attached to an aromatic ring system, e.g. anilides
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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 belongs to the technical field of pesticides, and provides a mixed herbicide comprising topramezone and metolachlor and an application thereof. The mixed herbicide takes topramezone and metolachlor as main effective components, wherein the mass ratio of topramezone to metolachlor is 1:15 to 8:1. The mixed herbicide has a significant effect on application in corn field weeding, especially application in prevention and removal of various gramineae, cyperaceae and broadleaf weeds which come up out of the ground or are about to come up out of the ground. Compared with single agents, the mixed herbicide delays the weed resistance in the premise of improving the pesticide effect, has the advantages of wide weeding spectrum and long effective duration, and is safe to corn.
Description
Technical field
The invention belongs to technical field of pesticide, relate to a kind of mixed herbicide and the application thereof that comprise benzene azoles humulone and isopropyl methoxalamine.
Background technology
Farmland chemical herbicide reduces the labour intensity that people prevent and kill off farmland weed, and it can pass up to the late 19th century, when preventing and treating European grape downy mildew, finds that bordeaux mixture can injure some cruciferous weeds and not injure cereal crop once in a while.(1) selective herbicide can be divided into: weed killer herbicide is to different types of nursery stock, and resistance level is also different, and this medicament can kill weeds, and harmless to nursery stock according to the mode of action; (2) steriland herbicide: weed killer herbicide is all toxic to all plants, as long as contact green portion, regardless of nursery stock and weeds, all can be injured or be killed.Mainly prior to seeding, before after planting emerging, nurseryman's byroad uses.(1) cauline leaf inorganic agent can be divided into by using method classification; (2) processing soil treatment agent; (3) cauline leaf, processing soil treatment agent: can do cauline leaf process, also can make soil treatment, as atrazine etc.
Benzene azoles humulone (topramezone); have another name called: benzene pyrazoles humulone; chemical name chemical name: [3-(4,5-dihydro-1,2-oxazole-3-base)-4-formoxyl 0-tolyl] (5-hydroxyl-1-methyl-pyrazol-4-yl) ketone.Benzene azoles humulone is novel hydroxyl phenylacetone acid esters dual oxide enzyme inhibitor (HPPD) weed killer herbicide, is wide spectrum herbicide after seedling, effectively can prevents and kill off corn field annual gramineae and broad leaved weed, sedge weed.Corn postemergence application, susceptible weeds is absorbed by blade, and conducts up and down in plant, occur albefaction poisoning symptom in 2-5 days, the poisoning symptom of growing point, internode, blade and vein is the most obvious, and organizing of albefaction is downright bad gradually, and stop growing very soon, dead in a little a few week.Benzene azoles humulone has certain activity to not being unearthed or being about to unearthed weeds, but activity affects by its concentration and soil organic matter content height.
Isopropyl methoxalamine (METOLACHLOR), trade name all you, chemical name: 2-ethyl-6-methyl-N-(1 '-methyl-2 '-methoxyethyl) chloroacetyl is for benzene.Isopropyl methoxalamine absorbs mainly through young shoot, upwards conducts, and suppresses the growth of young shoot and root.The protein synthesis of the main sprout inhibition seed of mechanism of action, secondly suppress choline to infiltrate phosphatide, interference lecithin is formed.Because grassy weed young shoot absorbs energy the force rate broad leaved weed of isopropyl methoxalamine by force, the effect that thus grassy weed prevented and kill off by this medicine is better than broad leaved weed far away.
Summary of the invention
The object of the invention is to solve the simple problem using benzene azoles humulone to remove in corn field the effect instability of not being unearthed or by weeds of being unearthed, and provides one mixed herbicide efficiently and safely.
1. the invention provides a kind of mixed herbicide comprising benzene azoles humulone and isopropyl methoxalamine, this mixed herbicide with benzene azoles humulone and isopropyl methoxalamine for principle active component; Wherein, the mass ratio of benzene azoles humulone and isopropyl methoxalamine is 1: 15-8: 1.
2. above-mentioned 1 mixed herbicide provided, wherein, the mass ratio of benzene azoles humulone and isopropyl methoxalamine is 1: 7-4: 1.
3. above-mentioned 1 mixed herbicide provided, wherein, the mass ratio of benzene azoles humulone and isopropyl methoxalamine is 1: 5-2: 1.
4. above-mentioned 1 mixed herbicide provided, wherein, the mass ratio of benzene azoles humulone and isopropyl methoxalamine is 1: 5-1: 3.
5. the mixed herbicide described in above-mentioned any one of 1-4, wherein, the benzene azoles humulone of benzene azoles humulone and isopropyl methoxalamine and isopropyl methoxalamine gross mass mass percent in weed killer herbicide is 15%-80%.
6. the mixed herbicide described in above-mentioned 5, wherein, the benzene azoles humulone of benzene azoles humulone and isopropyl methoxalamine and isopropyl methoxalamine gross mass mass percent in weed killer herbicide is 15%-40%.
7. the mixed herbicide described in above-mentioned 5, wherein, the benzene azoles humulone of benzene azoles humulone and isopropyl methoxalamine and isopropyl methoxalamine gross mass mass percent in weed killer herbicide is 35%-80%.
8. the mixed herbicide described in above-mentioned 5, wherein, this mixed herbicide with benzene azoles humulone and isopropyl methoxalamine for the auxiliary agent that principle active component and agricultural chemicals allow is mixed with any one formulation.
Any one formulation that agricultural chemicals allows comprises conventional surfactants, thickener, solvent or solid packing.Surfactant can in water, demonstrate gelation or the surfactant of swellability, can be fatty acid ester, alkyl ether, acetylenediol, polyoxy acetylene castor-oil plant wet goods non-ionic surface active agent, as anion surfactants such as alkylphenol polyoxyethylene, the rare block compound of polyoxyethylene polyoxy third or alkyl sulfate, lignosulfonates, soaps, as cationic surfactants such as sodium lignin sulfonate, neopelex or laurylamine hydrochloride, acetic acid stearylamines.Above surfactant can one or more be used in combination.Thickener, as white carbon, is not particularly limited.Solvent can be inert liquid carrier, such as monohydric alcohol, polyalcohol, ketone, ethers, fat hydrocarbon, halogenated hydrocarbon etc., as vegetable oil; Above inert liquid carrier can one or more be used in combination.Solid carrier can be natural mineral matter class, inorganic salts, starch, cellulose etc., as ammonium sulfate, diatomite, kaolin; Above solid carrier can one or more be used in combination.
9. the mixed herbicide described in above-mentioned 8, wherein, the formulation of weed killer herbicide is oil-suspending agent, suspension emulsion, wetting powder, water dispersible granules, missible oil, microcapsule formulations suspending agent.
10. the present invention also provides the mixed herbicide described in above-mentioned any one of 1-9 preventing and kill off the application in various grass family, sedge family and broad leaved weed in corn field.
Beneficial effect:
Herbicidal composition of the present invention has the following advantages:
1, activity of weeding is high.Benzene azoles humulone absorbs primarily of root and young stem, leaf, in plant body Xiang Ding, be transmitted to meristematic tissue to base, by suppressing 4-medical midbodies of para (ortho)-hydroxybenzoic acetone acid esters dual oxide enzyme (4HPPD) in plastoquinone biosynthesis, the synthesis of remote-effects carotenoid, the synthesis of interference chloroplast and function, finally cause serious albefaction (due to chlorophyllous degraded).Isopropyl methoxalamine works after young shoot, stem and root absorption medicament in suppressing weed seed germination process.That is, herbicidal composition of the present invention can kill weeds by two kinds of different approaches, greatly can improve the removing activity of weed killer herbicide.
2, herbicidal spectrum is wide, and the lasting period is long.Benzene azoles humulone and isopropyl methoxalamine are all broad spectrum weeding agent, and after both mixing, action compensating, herbicidal spectrum is wider.Because the main foliage application of benzene azoles humulone uses, prevent and kill off annual broad-leaved and grassy weed and sedge weed.And isopropyl methoxalamine has soil treatment effect, there is good effect to grassy weed.So weed killer herbicide of the present invention has the double action in leaf surface treatment and feud, extend the lasting period of medicament.
3, Weed Resistance is delayed.Because weeds easily produce resistance to weed killer herbicide single dose, and containing isopropyl methoxalamine in weed killer herbicide of the present invention, enabling the medicament anti-weeds except easily producing resistance effectively, reducing resistance weed, extending the service life of medicament.
Therefore, mixed herbicide of the present invention can be applied in cornfield weeding, is particularly preventing and kill off unearthed or is being about to apply in unearthed various grass family, sedge family and broad leaved weed.
Embodiment
Below in conjunction with embodiment, the present invention will be further described, and the experimental technique of unreceipted actual conditions in the following example, usually according to the known approaches of this area.
Embodiment 1
Benzene azoles humulone 5%, isopropyl methoxalamine 15%, alkylphenol polyoxyethylene 4%, the rare block compound 5% of polyoxyethylene polyoxy third, thickener 2%, vegetable oil to 100%, formulation method is conveniently mixed with the oil-suspending agent that mass percentage is 20%.
Embodiment 2
Benzene azoles humulone 10%, isopropyl methoxalamine 30%, calcium dodecyl benzene sulfonate 2%, alkylphenol polyoxyethylene phosphate 5%, capsule leather material (gelatin and gum Arabic or pollopas) 5%, propane diols 5%, xanthans 0.1%, water to 100%, formulation method is conveniently mixed with the microcapsule formulations suspending agent that mass percentage is 40%.
Embodiment 3
Benzene azoles humulone 30%, isopropyl methoxalamine 10%, sodium lignin sulfonate 4%, aliphatic acid polyethenoxy ether 2%, propane diols 5%, xanthans 0.1%, vegetable oil 10%, white carbon 2%, water supplies 100%, and formulation method is conveniently mixed with the suspension emulsion that mass percentage is 40%.
Embodiment 4
Benzene azoles humulone 10%, isopropyl methoxalamine 5%, sodium lignin sulfonate 5%, neopelex 2%, white carbon 10%, kaolin supplies 100%, and formulation method is conveniently mixed with the wetting powder that mass percentage is 15%.
Embodiment 5
Benzene azoles humulone 70%, isopropyl methoxalamine 10%, sodium lignin sulfonate 5%, lauryl sodium sulfate 2%, white carbon 3%, corn starch supplies 100%, and formulation method is conveniently mixed with the water dispersible granules that mass percentage is 80%.
Embodiment 6
Benzene azoles humulone 5%, isopropyl methoxalamine 30%, calcium dodecyl benzene sulfonate 3%, alkylphenol polyoxyethylene 5%, cyclohexanone 10%, solvent naphtha to 100%, formulation method is conveniently mixed with the missible oil that mass percentage is 35%.
Embodiment 7
1), toxicity determination test
Mensuration benzene azoles humulone and isopropyl methoxalamine are to the co-toxicity coefficient of weeds barnyard grass.
Test method: be seeded in respectively in the Disposable paper cup of 9cm by the seed of quantitative barnyard grass, sows 10 ~ 15 seeds in every glass, cultivates in illumination box, when barnyard grass 3 ~ 6 leaf phase, does composition spray to carry out spraying process in crawler type.Continue in greenhouse after process to cultivate, routine observation respectively processes the preventive effect to weeds, weighs the weeds fresh weight after each process after 30d, and the method proposed by nineteen sixties such as Sun Yunpei, calculates its co-toxicity coefficient.Co-toxicity coefficient is less than 80 for antagonism, is summation action between 80-120, is greater than 120 for synergistic effect.Measurement result is as shown in table 1.
Table 1 toxicity measurement result
As can be seen from the above table, two kinds of active principle benzene azoles humulones and isopropyl methoxalamine proportionally 1
:15-8
:1 composite after, co-toxicity coefficient is greater than 120, to illustrate that within the scope of this two compositely 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), 72% isopropyl methoxalamine EC (commercially available).
For studying thing: corn
Before rear seedling broadcast by corn.
Prevent and kill off object:
The weeds such as lady's-grass, barnyard grass, green foxtail, leaf knotweed, Siberian cocklebur, summer cypress, nutgrass flatsedge, benbie, the rhizome of nutgrass flatsedge, difformed galingale herb, shepherd's purse.
Test method:
According to the area of experimental plot, the good various medicament of precise, and after being watered dilution, utilize knapsack sprayer, carry out even spraying, the Fan spray head that sprinkler selection weed killer herbicide is special.During spraying, liquid be noted evenly to spray application in experimental plot, accomplish the phenomenon not having drain spray, many sprays.
After test, after medicine, 20d, 40d observe weeds death condition respectively, and the activity of weeding of more various medicament.In addition, also after medicine, emerging and growing state of corn in 1 ~ 15d, will be observed, whether have poisoning to investigate medicament to corn.
Embodiments of the invention preparation Herbicidal Testing Trials effect sees the following form 2 (after medicine 20d) and table 3 (after medicine 40d)
Table 2 field control effectiveness test result (after medicine 20d)
Table 3 field control effectiveness test result (after medicine 40d)
As can be seen from table 2 and table 3, the present invention has significant preventive effect to grassy weed, sedge weed and broad leaved weed, significantly building performance, and the lasting period is long.
Table 4 medicament is to the security survey result of corn
Emergence of corn in each process community with grow fine, have no any symptom of chemical damage, illustrate that various medicament is all safe to corn.
Can know; above-described embodiment is only in order to illustrate the illustrative embodiments that inventive principle adopts; but the present invention is not limited only to this; those skilled in the art are not departing under real situation of the present invention; can make various improvement and change, these improve and change and also belong to protection scope of the present invention.
Claims (10)
1. comprise a mixed herbicide for benzene azoles humulone and isopropyl methoxalamine, it is characterized in that: this mixed herbicide with benzene azoles humulone and isopropyl methoxalamine for principle active component; Wherein, the mass ratio of benzene azoles humulone and isopropyl methoxalamine is 1: 15-8: 1.
2. mixed herbicide according to claim 1, is characterized in that: the mass ratio of benzene azoles humulone and isopropyl methoxalamine is 1: 7-4: 1.
3. mixed herbicide according to claim 1, is characterized in that: the mass ratio of benzene azoles humulone and isopropyl methoxalamine is 1: 5-2: 1.
4. mixed herbicide according to claim 1, is characterized in that: the mass ratio of benzene azoles humulone and isopropyl methoxalamine is 1: 5-1: 3.
5. the mixed herbicide described in any one of claim 1-4, is characterized in that: the benzene azoles humulone of benzene azoles humulone and isopropyl methoxalamine and isopropyl methoxalamine gross mass mass percent in weed killer herbicide is 15%-80%.
6. mixed herbicide according to claim 5, is characterized in that: the benzene azoles humulone of benzene azoles humulone and isopropyl methoxalamine and isopropyl methoxalamine gross mass mass percent in weed killer herbicide is 15%-40%.
7. mixed herbicide according to claim 5, is characterized in that: the benzene azoles humulone of benzene azoles humulone and isopropyl methoxalamine and isopropyl methoxalamine gross mass mass percent in weed killer herbicide is 35%-80%.
8. mixed herbicide according to claim 5, is characterized in that: this mixed herbicide with benzene azoles humulone and isopropyl methoxalamine for the auxiliary agent that principle active component and agricultural chemicals allow is mixed with any one formulation.
9. mixed herbicide according to claim 8, is characterized in that: the formulation of weed killer herbicide is oil-suspending agent, suspension emulsion, wetting powder, water dispersible granules, missible oil, microcapsule formulations suspending agent.
10. the mixed herbicide described in any one of claim 1-9 is preventing and kill off the application in various grass family, sedge family and broad leaved weed in corn field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510963613.XA CN105519546A (en) | 2015-12-21 | 2015-12-21 | Mixed herbicide comprising topramezone and metolachlor and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510963613.XA CN105519546A (en) | 2015-12-21 | 2015-12-21 | Mixed herbicide comprising topramezone and metolachlor and application thereof |
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|---|---|
| CN105519546A true CN105519546A (en) | 2016-04-27 |
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| CN201510963613.XA Pending CN105519546A (en) | 2015-12-21 | 2015-12-21 | Mixed herbicide comprising topramezone and metolachlor and application thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109042675A (en) * | 2018-07-21 | 2018-12-21 | 青岛清原化合物有限公司 | Ternary weeding composition and its application comprising HPPD inhibitor class herbicide |
| CN112335658A (en) * | 2020-10-28 | 2021-02-09 | 江苏明德立达作物科技有限公司 | Herbicide composition and application thereof |
| CN112438263A (en) * | 2020-12-07 | 2021-03-05 | 上海明德立达生物科技有限公司 | Preparation method of microcapsule suspension-suspending agent containing s-metolachlor and topramezone, product and application thereof |
| CN112471160A (en) * | 2020-11-09 | 2021-03-12 | 陕西上格之路生物科学有限公司 | Tertiary weeding composition containing terbuthylazine |
| CN113331188A (en) * | 2021-04-27 | 2021-09-03 | 河北威远生物化工有限公司 | Weeding composition and application thereof |
Citations (3)
| 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 |
| CN102986705A (en) * | 2012-11-30 | 2013-03-27 | 王学权 | Herbicide composition containing topramezone |
| CN105230645A (en) * | 2015-10-29 | 2016-01-13 | 江苏东宝农药化工有限公司 | Herbicide compounded from benthiazole clomazone and metolachlor |
-
2015
- 2015-12-21 CN CN201510963613.XA patent/CN105519546A/en active Pending
Patent Citations (3)
| 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 |
| CN102986705A (en) * | 2012-11-30 | 2013-03-27 | 王学权 | Herbicide composition containing topramezone |
| CN105230645A (en) * | 2015-10-29 | 2016-01-13 | 江苏东宝农药化工有限公司 | Herbicide compounded from benthiazole clomazone and metolachlor |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109042675A (en) * | 2018-07-21 | 2018-12-21 | 青岛清原化合物有限公司 | Ternary weeding composition and its application comprising HPPD inhibitor class herbicide |
| CN112335658A (en) * | 2020-10-28 | 2021-02-09 | 江苏明德立达作物科技有限公司 | Herbicide composition and application thereof |
| CN112471160A (en) * | 2020-11-09 | 2021-03-12 | 陕西上格之路生物科学有限公司 | Tertiary weeding composition containing terbuthylazine |
| CN112438263A (en) * | 2020-12-07 | 2021-03-05 | 上海明德立达生物科技有限公司 | Preparation method of microcapsule suspension-suspending agent containing s-metolachlor and topramezone, product and application thereof |
| CN113331188A (en) * | 2021-04-27 | 2021-09-03 | 河北威远生物化工有限公司 | Weeding composition and application thereof |
| CN113331188B (en) * | 2021-04-27 | 2022-03-11 | 河北威远生物化工有限公司 | Weeding composition and application thereof |
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