CN109452301A - A kind of ternary weeding composition containing proxazuron-methyl - Google Patents
A kind of ternary weeding composition containing proxazuron-methyl Download PDFInfo
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- CN109452301A CN109452301A CN201910055766.2A CN201910055766A CN109452301A CN 109452301 A CN109452301 A CN 109452301A CN 201910055766 A CN201910055766 A CN 201910055766A CN 109452301 A CN109452301 A CN 109452301A
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- CN
- China
- Prior art keywords
- proxazuron
- methyl
- beflubutamid
- pyraclonil
- composition
- Prior art date
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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
- 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
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N39/00—Biocides, pest repellants or attractants, or plant growth regulators containing aryloxy- or arylthio-aliphatic or cycloaliphatic compounds, containing the group or, e.g. phenoxyethylamine, phenylthio-acetonitrile, phenoxyacetone
- A01N39/02—Aryloxy-carboxylic acids; Derivatives thereof
- A01N39/04—Aryloxy-acetic acids; Derivatives thereof
-
- 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
- A01N43/90—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system
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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 composition pesticide fields, specifically provide a kind of ternary weeding composition containing proxazuron-methyl and its application, active constituent is by proxazuron-methyl, pyraclonil and beflubutamid composition；The weight proportion of the proxazuron-methyl, pyraclonil and beflubutamid is 1-10: 3-20: 1-15；The ternary weeding composition containing proxazuron-methyl is especially used for grass family, broad-leaved and nutgrass flatsedge weeds for preventing and kill off paddy field weed.
Description
Technical field
The invention belongs to composition pesticide fields, and in particular to a kind of ternary weeding composition containing proxazuron-methyl and its
Using.
Background technique
Currently, China's rice field weed control still based on chemical means, is aided with the measures such as artificial weeding or biological treating.Cause
How this, screen the herbicide of length of safe and efficient and lasting period, to effective management of weeds, it is ensured that direct seading rice stable high yield seems
It is particularly important.
Proxazuron-methyl is a kind of selective wide spectrum sulfonylurea herbicide, can after being absorbed by the root, stem and leaf of weeds
Inhibit acetolactate synthase activity and it is made to stop growing, until dead.The medicament is ground by SUMITOMO CHEMICAL Chemical Co., Ltd.
Hair obtained raw medicine and product registration in China in 2014, and carry out Demonstration And Extension its to rice safety, and can effectively prevent and kill off barnyard grass
Grass, nutgrass flatsedge and broadleaf weeds, but it is substantially invalid to semen euphorbiae.
Pyraclonil is the original with Pyrazolopyridine ring structure found by German Schilling company (being now Beyer Co., Ltd)
Porphin woods original oxidase inhibitor, after former porphin woods original oxidase active is suppressed, protoporphyrinogen can not aoxidize generation protoporphyrin, leaf
Green element biosynthesis block, leads to Plant death.Pyraclonil can be absorbed by plant roots, stem, broad weed-killing spectrum, and be pacified to rice, environment
Entirely, the residual period is moderate, on succession crop without influence.
Beflubutamid, entitled N- benzyl -2- (the fluoro- 3- 4-trifluoromethylphenopendant of the 4-) butyramide of chemistry, be by
The benzene oxanamide class herbicide of exploitation, beflubutamid are used to prevent and treat broadleaf weeds and common gramineae weed in cereal crops,
It is in European market with mixture product Herbaflex (beflubutamid+isoproturon) sale.
Herbicide is used alone not only that herbicidal spectrum is relatively narrow, bioactivity is lower for a long time, can also cause the production of herbicide resistance
It is raw；Compounding between herbicide both can solve the problem that pesticide single dose toxicity is big, effect is poor, and the interaction between different pesticides
Using the generation for capableing of retarding action object drug resistance, there is ideal using effect, therefore agriculture between different role mechanism
The compounding of medicine is current research focus in the field of pesticide.
Summary of the invention
The purpose of the present invention is to provide a kind of component is reasonable, drug cost is low, is not likely to produce the herbicide group of drug resistance
Close object, to gramineae weed, broadleaf weeds and nutgrass flatsedge have preferable control efficiency, to slow down Weed Resistance, reduce drug
Dosage etc. has positive effect.
The present invention provides following technical scheme
A kind of ternary weeding composition containing proxazuron-methyl, active constituent is by proxazuron-methyl, pyraclonil and fluorine fourth
Acyl grass amine composition；The weight proportion of the proxazuron-methyl, pyraclonil and beflubutamid is 1-10: 3-20: 1-15.
Ternary weeding composition of the present invention, it is characterised in that: proxazuron-methyl, pyraclonil and beflubutamid
Weight proportion be 1-3: 5-11: 2-8；It is preferred that the weight proportion of proxazuron-methyl, pyraclonil and beflubutamid is 1: 5:
2。
Ternary weeding composition of the present invention, proxazuron-methyl, pyraclonil and beflubutamid are in the composition
Total weight percentage composition be 1-80%.
Ternary weeding composition of the present invention, the proxazuron-methyl, pyraclonil and beflubutamid are combining
Total weight percentage composition in object is 15-60%.
Ternary weeding composition of the present invention is used to prevent and kill off the purposes of paddy field weed；The preferred weeds are excellent
It is selected as grass family and broadleaf weeds and nutgrass flatsedge.The weeds include barnyard grass, semen euphorbiae, Monochoria vaginalis, herba digitariae, herba setariae viridis, Cowhells
Grass, herba stellariae mediae, purslane, Siberian cocklebur, Horseweed Herb, nutgrass flatsedge, rhizome of nutgrass flatsedge etc..
The present composition can be prepared into adaptation dosage form, preferred dosage form wettable powder with agriculturally acceptable auxiliary combination
Agent, missible oil, suspending agent, oil-suspending agent, microemulsion, aqueous emulsion, suspended emulsion, water dispersible granules etc..Auxiliary agent of the present invention
Include emulsifier, dispersing agent, wetting agent, binder, disintegrating agent, thickener, stabilizer, antifreezing agent, defoaming agent filler etc..
The present invention obtains following advantageous effects:
Composition of the present invention can effectively reduce the generation of herbicide resistance, expand degrass spectrum；Standing grain is used for when available
The prevention and treatment of undergraduate course weeds and broad-leaved and nutgrass flatsedge weeds.Herbicidal combinations of the present invention have significant synergies, can
To effectively reduce the administration dosage of active constituent, reduce environmental pollution, while to crop safety.
Specific embodiment
Below with reference to embodiment, specific embodiments of the present invention will be described in detail, it is to be understood that guarantor of the invention
Shield range is not limited by the specific implementation.
Embodiment 1: Herbicidal combinations are to barnyard grass indoor toxicity test.
Test method: test carries out under greenhouse experiment, and a certain amount of soil is packed into the basin of diameter 13cm, will have been urged
The seed of bud, which is seeded in flowerpot, guarantees every 30 seeds of basin, and the thick mixed husky fine earth of 1cm or so is covered on seed, is added from flowerpot bottom
Water keeps soil conservation wet, and water content is in 25-35%.3-4 leaf phase every basin 15 plants of weeds of reservation are grown to weeds and are done at cauline leaf
Reason, water drenching carry out cauline leaf spraying treatment after blade is dry.Every processing is repeated 4 times.Continue under greenhouse experiment after chemicals treatment
Culture, 15d weighs aerial part fresh weight after processing, calculates fresh weight preventive effect.Fresh weight inhibition rate/%=[(control weeds fresh weight-
Handle weeds fresh weight)/control weeds fresh weight] × 100.
Judge the type of joint herbicide effect.Theoretical preventive effect (EO) is E0=X+Y (100-X)/100, X, Y in formula after mixed
The actual measurement preventive effect (%) of respectively two single doses.Actual measurement preventive effect after mixed is indicated with E.Evaluation criterion: as E-E0 >
When 10%, it is expressed as synergistic effect；As -10%≤E-E0≤10%, summation action is shown as；As E-EO < -10%, table
It is now antagonism.
1 proxazuron-methyl of table, pyraclonil and beflubutamid compounding are to barnyard grass indoor toxicity test
As seen from the above table, when proxazuron-methyl, pyraclonil and beflubutamid compounding weight ratio are 1-3: 5-11: 2-8,
There is synergistic function to barnyard grass, E-E0 is all larger than 10%；Especially when proxazuron-methyl, pyraclonil and beflubutamid
When compounding weight ratio is 1: 5: 2, the synergistic effect of composition is significant.
Embodiment 2:16% proxazuron-methyl pyraclonil beflubutamid suspending agent
Embodiment 3:30% proxazuron-methyl pyraclonil beflubutamid wettable powder
Embodiment 4:57% proxazuron-methyl pyraclonil beflubutamid water dispersible granules
Embodiment 5: Herbicidal combinations are to weeds field efficacy.
Subjects: weeds in field mainly has convexutricle sedge herb, barnyard grass, Monochoria vaginalis, water peanut, semen euphorbiae, nutgrass flatsedge, clearvers
Deng.Test method: every plot area 25m2,3 repetitions of every processing, 5 kinds of medicaments and the random grouping arrangement of control, back-pack electric
Sprayer carries out cauline leaf even spraying, sprays dose 30L/667m2.It is 1 time spraying, fresh weight preventive effect after investigation 20 days, and it is relatively more each
The activity of weeding of kind medicament.Preventive effect (%)=[(clear water control group weeds fresh weight-processing group weeds fresh weight)/clear water group weeds are fresh
Weight] * 100%.
2 Herbicidal combinations of table are to weeds field efficacy
As seen from the above table, proxazuron-methyl, pyraclonil and beflubutamid compounding application can significantly improve it to water
The control efficiency of weeds in paddy field, has significant synergies, and can effectively lower the administration dosage of pesticide, reduce environmental pollution,
To crop safety.
The above is only a preferred embodiment of the present invention, to those skilled in the art, this hair is not being departed from
It under the premise of bright raw material, can be suitably modified, these are improved also within protection scope of the present invention.
Claims (7)
1. a kind of ternary weeding composition containing proxazuron-methyl, it is characterised in that: active constituent is by proxazuron-methyl, polybenzobisoxazole grass
Nitrile and beflubutamid composition；The weight proportion of the proxazuron-methyl, pyraclonil and beflubutamid is 1-10: 3-20:
1-15。
2. ternary weeding composition according to claim 1, it is characterised in that: proxazuron-methyl, pyraclonil and fluorine fourth
The weight proportion of acyl grass amine is 1-3: 5-11: 2-8；It is preferred that the weight proportion of proxazuron-methyl, pyraclonil and beflubutamid
It is 1: 5: 2.
3. -2 described in any item ternary weeding compositions according to claim 1, it is characterised in that: the proxazuron-methyl, it is double
The total weight percentage composition of azoles oxalic acid dinitrile and beflubutamid in the composition is 1-80%.
4. ternary weeding composition according to claim 3, it is characterised in that: the proxazuron-methyl, pyraclonil and
The total weight percentage composition of beflubutamid in the composition is 15-60%.
5. ternary weeding composition according to claim 1-4, it is characterised in that: combination dosage form can be wettable
One of property pulvis, suspending agent, microemulsion, aqueous emulsion, water dispersible granules.
6. the purposes that ternary weeding composition according to claim 1-5 is used to prevent and kill off paddy field weed.
7. purposes according to claim 6, it is characterised in that: the weeds be preferably grass family, broadleaf weeds and
Nutgrass flatsedge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910055766.2A CN109452301B (en) | 2019-01-17 | 2019-01-17 | Ternary weeding composition containing propyrisulfuron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910055766.2A CN109452301B (en) | 2019-01-17 | 2019-01-17 | Ternary weeding composition containing propyrisulfuron |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109452301A true CN109452301A (en) | 2019-03-12 |
| CN109452301B CN109452301B (en) | 2021-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910055766.2A Active CN109452301B (en) | 2019-01-17 | 2019-01-17 | Ternary weeding composition containing propyrisulfuron |
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| Country | Link |
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| CN (1) | CN109452301B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105901005A (en) * | 2016-05-16 | 2016-08-31 | 河北博嘉农业有限公司 | Weeding composition containing pyraclonil |
| CN105918339A (en) * | 2016-05-19 | 2016-09-07 | 河北博嘉农业有限公司 | Weeding composition containing pyraclonil and sulfonylurea herbicide |
| CN106614664A (en) * | 2017-01-23 | 2017-05-10 | 河北博嘉农业有限公司 | Three-ingredient weeding composition containing pyraclonil |
| CN106818830A (en) * | 2017-01-23 | 2017-06-13 | 河北博嘉农业有限公司 | A kind of ternary weeding composition containing pyraclonil, benzobicylon and sulfonylurea herbicide |
| CN107646848A (en) * | 2017-11-09 | 2018-02-02 | 青岛清原化合物有限公司 | A kind of Herbicidal combinations of humulone containing polybenzobisoxazole and its application |
-
2019
- 2019-01-17 CN CN201910055766.2A patent/CN109452301B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105901005A (en) * | 2016-05-16 | 2016-08-31 | 河北博嘉农业有限公司 | Weeding composition containing pyraclonil |
| CN105918339A (en) * | 2016-05-19 | 2016-09-07 | 河北博嘉农业有限公司 | Weeding composition containing pyraclonil and sulfonylurea herbicide |
| CN106614664A (en) * | 2017-01-23 | 2017-05-10 | 河北博嘉农业有限公司 | Three-ingredient weeding composition containing pyraclonil |
| CN106818830A (en) * | 2017-01-23 | 2017-06-13 | 河北博嘉农业有限公司 | A kind of ternary weeding composition containing pyraclonil, benzobicylon and sulfonylurea herbicide |
| CN107646848A (en) * | 2017-11-09 | 2018-02-02 | 青岛清原化合物有限公司 | A kind of Herbicidal combinations of humulone containing polybenzobisoxazole and its application |
Non-Patent Citations (1)
| Title |
|---|
| 刘安昌等: "新型除草剂氟丁酰草胺的合成研究", 《现代农药》 * |
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