CN107771810A - A kind of Herbicidal combinations and its application containing Mediben and fluorine metazachlor - Google Patents
A kind of Herbicidal combinations and its application containing Mediben and fluorine metazachlor Download PDFInfo
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- CN107771810A CN107771810A CN201610798375.6A CN201610798375A CN107771810A CN 107771810 A CN107771810 A CN 107771810A CN 201610798375 A CN201610798375 A CN 201610798375A CN 107771810 A CN107771810 A CN 107771810A
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- mediben
- herbicidal combinations
- fluorine
- fluorine metazachlor
- metazachlor
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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
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
-
- 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
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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 discloses a kind of Herbicidal combinations containing Mediben Yu fluorine metazachlor, using Mediben and fluorine metazachlor as principle active component, the mass ratio of Mediben and fluorine metazachlor is the Herbicidal combinations.Herbicidal combinations of the present invention can be used for wheat paddock postemergence weed control, particularly have remarkable result for preventing and kill off broad leaved weed in wheat paddock.Herbicidal combinations of the present invention on the premise of drug effect is improved, delay Weed Resistance relative to single dose, and herbicidal spectrum is wide, lasting period length, and all have security to wheat and succession crop.
Description
Technical field
The invention belongs to technical field of pesticide, especially herbicide field, and in particular to one kind is containing Mediben and fluorine pyrrole grass
The binary built Herbicidal combinations of amine, the Herbicidal combinations can be applied to wheat paddock postemergence weed control.
Background technology
Mediben, also known as wheat straw prestige；Dicamba.Chemical name：3,6- bis- chloro- O-Anisic Acids, structural formula are：
Mediben category hormone herbicide.With uptake and translocation effect, have significantly to annual and perennial broadleaf weed
Preventive effect.Mediben is sprayed for after seedling, and medicament can be absorbed by the leaf, stem, root of weeds quickly, pass through bast and xylem
To upper and lower conduction, focus mostly at the vigorous position of separate living tissue and metabolic activity, hinder the normal activity of plant hormone, so that
It is dead.Deformity curling symptom, 15~20d death occurs in the 24h broad leaved weeds as latter.
Fluorine metazachlor, also known as：Fluorine pyrrole acyl grass amine, chemical name：4 '-fluoro- 6- (α, α, α-trifluoro between methylphenoxy) pyrrole
Pyridine -2- anilides, molecular formula：C19H12F4N2O2, belong to picolinamide class herbicide, structural formula：
Fluorine metazachlor is carrotene synthetic inhibitor.Carotenoid content declines in processed plant, and then
Chlorophyll is caused to be destroyed, membranolysis, weeds show as young shoot decolouring or white, finally result in death.
Wheat field herbicide is limited by crop safety at present, and herbicide controlling spectrum is also limited, and a kind of herbicide single dose is used alone
Can not completely effectively control the generation of weeds of wheat, furthermore some herbicides due to the water-soluble big or field lasting period too
Grow, dosage is excessive or the uneven residual hazard all easily caused to this season crop or succession crop of dispenser.Inventor is through research
It was found that the synergistic complex of herbicide be expand weed control spectrum and improve preventive effect effective measures, so far it is not yet found that
Close Mediben and the Herbicidal combinations of fluorine metazachlor compounding.
The content of the invention
It is an object of the invention to provide a kind of Herbicidal combinations containing Mediben Yu fluorine metazachlor.
It is a further object of the present invention to provide application of the Herbicidal combinations in wheat paddock weeding.
The purpose of the present invention is achieved through the following technical solutions：
A kind of Herbicidal combinations containing Mediben Yu fluorine metazachlor, the Herbicidal combinations are based on Mediben and fluorine metazachlor
Want active ingredient, the mass ratio of Mediben and fluorine metazachlor is 1：60~60：1.Preferably, the quality of Mediben and fluorine metazachlor
Than for 1：60~1：40、1:20~5:1、12:1~60:1.It is further preferred that the mass ratio of Mediben and fluorine metazachlor is 1:
60、1:20、1:5~5:1、12:1~30:1、50:1.
In Herbicidal combinations, Mediben is 1% with weight/mass percentage composition of both fluorine metazachlors in Herbicidal combinations
~80%, preferred mass percentage composition is 10%~65%.
The Herbicidal combinations are configured to using Mediben with fluorine metazachlor as the auxiliary agent allowed on principle active component and agricultural chemicals
Any one formulation allowed on agricultural chemicals.In the Mediben of the present invention and the binary built composition of fluorine metazachlor, except wheat straw
Outside the active ingredient such as fear and fluorine metazachlor, the conventional surfactants allowed on pesticidal preparations, thickener, solvent can also be added
Any one formulation for allowing on agricultural chemicals is configured to auxiliary agents such as solid packings.It is preferred that be processed into missible oil, suspending agent, aqueous emulsion,
Microemulsion, water dispersible granules, wettable powder etc..
Herbicidal combinations of the present invention can be applied in wheat paddock postemergence weed control, particularly prevent and kill off wheat paddock broad-leaved
Being applied in weeds has remarkable result.
Present invention selection can herbicide controlling spectrum it is different, the complementary two kinds of herbicides of Mediben and fluorine metazachlor of advantage and disadvantage are suitably reduced
After be made into mixture use, so both expand herbicide controlling spectrum, hence it is evident that improve herbicidal effect, it also avoid to this season crop produce medicine
Evil and the possibility that residual hazard is produced to succession crop.
The Herbicidal combinations of the present invention have advantages below：
1st, activity of weeding is high.The Herbicidal combinations of the present invention can kill weeds by two kinds of different mechanism so that weeds
Resistance produces speed and reduced, and is greatly enhanced the removing activity of herbicide.
2nd, herbicidal spectrum is wide, lasting period length.Fluorine metazachlor is the broad leaved weed for preventing and kill off wheat paddock, Mediben be prevent and kill off it is wealthy
The herbicide of leaf weeds.After both mixing, it is possible to increase the preventing and treating to a variety of broad leaved weeds.
3rd, Weed Resistance is delayed.Herbicidal combinations of the present invention reduce resistance of the weeds to medicament, and carry by binary built
The preventive effect of high antagonism weeds, so as to extend the service life of medicament.
4th, it is safe.Because its dosage is under control, making medicament, it is to small on the premise of drug effect is improved
The security of wheat and succession crop is also improved.
The Herbicidal combinations of the present invention, applied to wheat paddock postemergence weed control, it is miscellaneous that it can prevent and kill off various broad-leaveds in wheat paddock
Grass, on the premise of drug effect is improved, all there is security to wheat and succession crop.
Therefore, Herbicidal combinations of the present invention can be applied in the herbicide for wheat paddock postemergence weed control is prepared,
Particularly it is used to prevent and kill off in wheat paddock to apply in the herbicide of broad leaved weed in preparation.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that specific embodiment described herein is not used to limit only to explain the present invention
The fixed present invention, it is all that the protection model of the present invention is belonged to the simple modifications of preparation method of the present invention under the concept thereof of the present invention
Within enclosing.
Percentage is mass percent in all formulas of following examples.The processing work of the various preparations of the present composition
Skill is prior art, can be varied from according to different situations.
First, formulation prepares embodiment
Embodiment 1：35% Mediben fluorine metazachlor missible oil (34：1)
Mediben 34%, fluorine metazachlor 1%, APES 4%, phenethyl phenol polyethenoxy ether 15%, two
Toluene complements to 100%, and the missible oil that weight/mass percentage composition is 35% is configured to according to the formulation method of routine.
Embodiment 2：30% Mediben fluorine metazachlor suspending agent (29：1)
Mediben 29%, fluorine metazachlor 1%, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE 3%,
Aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, silicone oil 0.2%, surplus are water, are matched somebody with somebody according to the formulation method of routine
The suspending agent that weight/mass percentage composition is 30% is made.
Embodiment 3：60% Mediben fluorine metazachlor water dispersible granules (59：1)
Mediben 59%, fluorine metazachlor 1%, NNO (sodium methylene bis-naphthalene sulfonate) 5%, ammonium sulfate 3%, polyvinyl alcohol
2%, kaolin complements to 100%, and the water dispersible granules that weight/mass percentage composition is 60% are configured to according to the formulation method of routine
(WDG)。
Embodiment 4：65% Mediben fluorine metazachlor wettable powder (12：1)
Mediben 60%, fluorine metazachlor 5%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%, kaolinite
Soil complements to 100%, and the wettable powder (WP) that weight/mass percentage composition is 65% is configured to according to the formulation method of routine.
Embodiment 5：61% Mediben fluorine metazachlor missible oil (60：1)
Mediben 60%, fluorine metazachlor 1%, APES 4%, phenethyl phenol polyethenoxy ether 15%, two
Toluene complements to 100%, and the missible oil that weight/mass percentage composition is 61% is configured to according to the formulation method of routine.
Embodiment 6：61% Mediben fluorine metazachlor missible oil (1：60)
Mediben 1%, fluorine metazachlor 60%, APES 4%, phenethyl phenol polyethenoxy ether 15%, two
Toluene complements to 100%, and the missible oil that weight/mass percentage composition is 61% is configured to according to the formulation method of routine.
Embodiment 7：51% Mediben fluorine metazachlor suspending agent (50：1)
Mediben 50%, fluorine metazachlor 1%, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE 3%,
Aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, silicone oil 0.2%, surplus are water, are matched somebody with somebody according to the formulation method of routine
The suspending agent that weight/mass percentage composition is 51% is made.
Embodiment 8：51% Mediben fluorine metazachlor suspending agent (1：50)
Mediben 1%, fluorine metazachlor 50%, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE 3%,
Aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, silicone oil 0.2%, surplus are water, are matched somebody with somebody according to the formulation method of routine
The suspending agent that weight/mass percentage composition is 51% is made.
Embodiment 9：31% Mediben fluorine metazachlor water dispersible granules (1：30)
Mediben 1%, fluorine metazachlor 30%, NNO (sodium methylene bis-naphthalene sulfonate) 5%, ammonium sulfate 3%, polyvinyl alcohol
2%, kaolin complements to 100%, and the water dispersible granules that weight/mass percentage composition is 31% are configured to according to the formulation method of routine.
Embodiment 10：41% Mediben fluorine metazachlor water dispersible granules (40：1)
Mediben 40%, fluorine metazachlor 1%, NNO (sodium methylene bis-naphthalene sulfonate) 5%, ammonium sulfate 3%, polyvinyl alcohol
2%, kaolin complements to 100%, and the water dispersible granules that weight/mass percentage composition is 41% are configured to according to the formulation method of routine.
Embodiment 11：42% Mediben fluorine metazachlor wettable powder (20：1)
Mediben 40%, fluorine metazachlor 2%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%, kaolinite
Soil complements to 100%, and the wettable powder that weight/mass percentage composition is 42% is configured to according to the formulation method of routine.
Embodiment 12：21% Mediben fluorine metazachlor wettable powder (1：20)
Mediben 1%, fluorine metazachlor 20%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%, kaolinite
Soil complements to 100%, and the wettable powder that weight/mass percentage composition is 21% is configured to according to the formulation method of routine.
Embodiment 13：33% Mediben fluorine metazachlor aqueous emulsion (1：10)
Mediben 3%, fluorine metazachlor 30%, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE 3%,
Aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, solvent naphtha 20%, water complements to 100%, according to the preparation of routine
Method is configured to the aqueous emulsion that weight/mass percentage composition is 33%.
Embodiment 14：33% Mediben fluorine metazachlor aqueous emulsion (10：1)
Mediben 30%, fluorine metazachlor 3%, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE 3%,
Aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, solvent naphtha 20%, water complements to 100%, according to the preparation of routine
Method is configured to the aqueous emulsion that weight/mass percentage composition is 33%.
Embodiment 15：30% Mediben fluorine metazachlor microemulsion (5：1)
Mediben 25%, fluorine metazachlor 5%, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE 3%,
Aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, water complements to 100%, is configured to according to the formulation method of routine
Weight/mass percentage composition is 30% microemulsion.
Embodiment 16：60% Mediben fluorine metazachlor wettable powder (1：5)
Mediben 10%, fluorine metazachlor 50%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%, kaolinite
Soil complements to 100%, and the wettable powder that weight/mass percentage composition is 60% is configured to according to the formulation method of routine.
Embodiment 17：10% Mediben fluorine metazachlor wettable powder (1：1)
Mediben 5%, fluorine metazachlor 5%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%, kaolin
100% is complemented to, the wettable powder that weight/mass percentage composition is 10% is configured to according to the formulation method of routine.
2nd, drug effect checking test
1), toxicity determination test
According to active ingredient Mediben：Fluorine metazachlor quality proportioning is：34：1、29：1、59：1、12：1、60：1、50：1、
40：1、20：1、10：1、5：1、1：1、1：5、1：10、1：20、1：30、1：50、1：60 are tested, and it is normal to wheat paddock to determine it
See the co-toxicity coefficient of weeds dayflower.
Test method：The seed of quantitative dayflower is seeded in 9cm Disposable paper cup respectively, 10 are sowed in every glass
~15 seeds, are cultivated in illumination box, when 3~6 leaf phase of dayflower, are sprayed on crawler type crops sprayer
Processing.Continue to cultivate in greenhouse after processing, routine observation respectively handles the preventive effect to weeds, after weighing each processing after 30d
Weeds fresh weight, calculate its toxicity regression curve and co-toxicity coefficient.Co-toxicity coefficient is more than 100, shows that two kinds of active principles have and increases
Effect acts on, and co-toxicity coefficient is more than 120, shows that two kinds of active principles have notable synergistic effect, co-toxicity coefficient is less than 100, shown
Two kinds of active principles have antagonism.Measurement result is as shown in table 1.
The toxicity measurement result of table 1
The herbicidal effect of dayflower is significantly improved as it can be seen from table 1 Mediben compounds with fluorine metazachlor, illustrates the two
Compounding has significant synergies to preventing and kill off dayflower.Especially the proportioning of Mediben and fluorine metazachlor is 1：60~1：40、
1:20~5:1、12:1~60:Between 1, the co-toxicity coefficient after two kinds of active principle compoundings is both greater than 130, illustrates that the present invention has
Obvious synergistic effect.
2), field control effectiveness test.
Reagent agent：
The re-compounded binary herbicide of Mediben prepared by embodiment 1~17 and fluorine metazachlor different ratio.
Comparison medicament：
48% dicamba aqueous solution (commercially available), 50g/L fluorine metazachlor missible oil (commercially available).
For studying thing：Wheat
Wheat seedling grows fine, robust plant, without other pest and disease damages.
Control object：
The weeds such as clearvers, lamb's-quarters, amaranth, smartweed.
Test method：
According to the area of experimental plot, good various medicaments of precise, and after being watered dilution, using knapsack sprayer,
Carry out even spraying, the special Fan spray head of sprinkler selection herbicide.During spraying, it should be noted that it is small that decoction is uniformly sprayed application to experiment
Qu Zhong, the phenomenon for accomplish no drain spray, spraying more.
20d, 40d observe weeds death condition, and the activity of weeding of more various medicaments after medicine respectively after experiment.This
Outside, the condition of production (dosage is the dosage of every mu of ground active ingredient) of crop is also observed in 1~15d after medicine, to investigate
Whether medicament has poisoning to crop.
Embodiments of the invention preparation Herbicidal Testing Trials effect see the table below 2 (20d after medicine) and table 3 (40d after medicine)
The field control effectiveness test result of table 2 (20d after medicine)
The field control effectiveness test result of table 3 (40d after medicine)
From table 2 and table 3 as can be seen that Mediben can effectively prevent and kill off broad leaved weed with fluorine metazachlor compounding, its preventive effect
Better than the preventive effect of single dose, illustrate that the two compounding has significant synergistic effect to the preventive effect of broad leaved weed in wheat paddock.And wheat
Grass fear has the function that to improve activity of weeding with fluorine metazachlor compounding, and extends the lasting period of medicament.
Security survey result of the medicament of table 4 to crop
Wheat in each processing cell grows fine, and has no any medicine spot, illustrates that various medicaments are safe to wheat.
Claims (9)
1. a kind of Herbicidal combinations containing Mediben Yu fluorine metazachlor, it is characterised in that the Herbicidal combinations are with Mediben and fluorine pyrrole
Careless amine is principle active component, wherein, the mass ratio of Mediben and fluorine metazachlor is 1：60~60：1.
2. Herbicidal combinations according to claim 1, it is characterised in that Mediben and fluorine metazachlor in the Herbicidal combinations
Mass ratio be 1：60~1：40、1:20~5:1、12:1~60:1.
3. Herbicidal combinations according to claim 2, it is characterised in that Mediben and fluorine metazachlor in the Herbicidal combinations
Mass ratio be 1:60、1:20、1:5~5:1、12:1~30:1、50:1.
4. the Herbicidal combinations according to any one in claims 1 to 3, it is characterised in that Mediben and fluorine metazachlor two
Weight/mass percentage composition of the person in Herbicidal combinations is 1%~80%.
5. Herbicidal combinations according to claim 4, it is characterised in that Mediben is with both fluorine metazachlors in Herbicidal combination
Weight/mass percentage composition in thing is 10%~65%.
6. Herbicidal combinations according to claim 1, it is characterised in that the Herbicidal combinations are with Mediben and fluorine metazachlor
Auxiliary agent to allow on principle active component and agricultural chemicals is configured to any one formulation allowed on agricultural chemicals.
7. Herbicidal combinations according to claim 6, it is characterised in that described formulation be missible oil, suspending agent, aqueous emulsion,
Microemulsion, water dispersion granule or wettable powder.
8. application of the Herbicidal combinations in the herbicide for wheat paddock postemergence weed control is prepared described in claim 1.
9. application according to claim 8, it is characterised in that described Herbicidal combinations are being prepared for preventing and kill off wheat paddock
Application in the herbicide of middle broad leaved weed.
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1758850A (en) * | 2003-03-13 | 2006-04-12 | 巴斯福股份公司 | Herbicidal mixtures containing Picolinafen |
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- 2016-08-30 CN CN201610798375.6A patent/CN107771810A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1758850A (en) * | 2003-03-13 | 2006-04-12 | 巴斯福股份公司 | Herbicidal mixtures containing Picolinafen |
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Application publication date: 20180309 |