CN105724407B - A kind of Herbicidal combinations and its application containing trifloxysulfuron and propaquizafop - Google Patents
A kind of Herbicidal combinations and its application containing trifloxysulfuron and propaquizafop Download PDFInfo
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- CN105724407B CN105724407B CN201610143879.4A CN201610143879A CN105724407B CN 105724407 B CN105724407 B CN 105724407B CN 201610143879 A CN201610143879 A CN 201610143879A CN 105724407 B CN105724407 B CN 105724407B
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- propaquizafop
- trifloxysulfuron
- herbicidal combinations
- weed
- herbicidal
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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
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
-
- 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
- A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
- A01N43/54—1,3-Diazines; Hydrogenated 1,3-diazines
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Agronomy & Crop Science (AREA)
- Plant Pathology (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Toxicology (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a kind of Herbicidal combinations containing trifloxysulfuron and propaquizafop and its application, for the Herbicidal combinations using trifloxysulfuron and propaquizafop as active ingredient, the mass ratio of trifloxysulfuron and propaquizafop is 1~60：1~60.Herbicidal combinations of the present invention can be used for Cotton Fields postemergence weed control, particularly have remarkable result for preventing and kill off grassy weed and broad leaved weed in Cotton Fields.Herbicidal combinations of the present invention on the premise of drug effect is improved, delay Weed Resistance compared to single agent, and herbicidal spectrum is wide, and the lasting period is long, and all have security to cotton and succession crop.
Description
Technical field
The invention belongs to technical field of pesticide, especially herbicide field, and in particular to one kind containing trifloxysulfuron with
The Herbicidal combinations of careless ester and its application.
Background technology
Trifloxysulfuron also known as Ying Feite.Chemical name：1- (4,6- dimethoxypyridin -2- bases) -3- [3- (2,2,2-
Trifluoro ethoxy) -2- pyridine sulfonyl sulfonyls] urea, structural formula is：
Trifloxysulfuron belongs to sulfonylurea herbicide, can be absorbed after dispenser by the root, stem, leaf of weeds, can be in plant
It inside downwardly and upwardly conducts, by inhibiting the activity of acetolactate synthestase (ALS), so as to influence branched-chain amino acid (such as：Bright ammonia
Acid, isoleucine, valine etc.) biosynthesis.Growing point necrosis, vein chlorosis, plant growth are shown as after hazard of plant
Heavily suppressed, dwarfing, final complete stool are withered.Trifloxysulfuron is to the selectivity of weeds and crop mainly due to generation of degrading
The difference thanked.It can be inactive substance by rapid metabolization in cotton and sugarcane body, so that crop plant escapes injury.
Propaquizafop, chemical name：2- isopropylidene amino oxygen ethyl (R) -2- (4- (6- chloroquinoxalin-2-yloxies) benzene oxygen
Base) propionic ester, belong to phenoxy carboxylic acid herbicides, structural formula：
Propaquizafop is acetyl-CoA carboxylase (ACCase) inhibitor, selective herbicide after a seedling, cauline leaf process
It can be absorbed, conduct to entire plant by the leaf of grassy weed quickly afterwards, accumulate in plant meristem, inhibit in plant
Acetyl-CoA carboxylase causes aliphatic acid biosynthesis block and kills weeds.It can be absorbed rapidly, and shift by the leaf of plant and root
To entire plant.After seedling after dispenser 4d, sensitive grassy weed stops growing, dispenser 7-12d, plant tissue jaundice or it is red
Color, then after 3-7d it is withered.It is dead from dispenser to weeds generally to need 10-20d.
Weeding in cotton field agent at present is limited by crop safety, and herbicide controlling spectrum is also limited, and a kind of herbicide single dose is used alone
Cannot completely effectively control the generation of cotton field weed, furthermore some herbicides due to the water-soluble big or field lasting period too
It grows, dosage is excessive or the uneven residual hazard all be easy to causeing to this season crop or succession crop of dispenser.Therefore, present invention choosing
Select can herbicide controlling spectrum it is different, two kinds of herbicides of trifloxysulfuron and propaquizafop of advantage and disadvantage complementation are appropriate be reduced after be made into mixture and make
With so both expanding herbicide controlling spectrum, hence it is evident that improve herbicidal effect, also avoid generating this season crop poisoning and rear stubble is made
Object generates the possibility of residual hazard.
The content of the invention
The object of the present invention is to provide a kind of Herbicidal combinations containing trifloxysulfuron and propaquizafop.
It is a further object of the present invention to provide application of the Herbicidal combinations in weeding in cotton field.
A kind of Herbicidal combinations containing trifloxysulfuron and propaquizafop, it is characterised in that the Herbicidal combinations are with trifluoro pyridine sulphur
Grand is active ingredient with propaquizafop, and the mass ratio of trifloxysulfuron and propaquizafop is 1~60：1~60, preferably trifloxysulfuron with
The mass ratio of propaquizafop is 1~40：1~30, the mass ratio of further preferred trifloxysulfuron and propaquizafop is 1:9~59:1,
Most preferably the mass ratio of trifloxysulfuron and propaquizafop is 12~59:1.
In a preferred embodiment of the invention, trifloxysulfuron and propaquizafop are with 34:1、29:1、59:1、12:1 quality
Than compounding, synergistic herbicidal effect can be generated.
In a preferred embodiment of the invention, trifloxysulfuron and propaquizafop are with 1:4、1:9、1:5、2:3.1、19:60、1:
1 mass ratio compounding, can generate considerable synergistic herbicidal effect.
In Herbicidal combinations, the mass percentage of both trifloxysulfuron and propaquizafop in Herbicidal combinations is 1
~80%, preferred mass percentage composition is 30~65%.
In the trifloxysulfuron of the present invention and the binary built composition of propaquizafop, except trifloxysulfuron and propaquizafop etc.
Outside active ingredient, the conventional surfactants allowed on pesticidal preparations, thickener, solvent or solid packing etc. can also be added and helped
Agent is configured to any one dosage form allowed on pesticide.It is dissipated it is preferred that being processed into missible oil, suspending agent, aqueous emulsion, microemulsion, moisture
Granula, wettable powder etc..
Herbicidal combinations of the present invention can be applied in Cotton Fields postemergence weed control, the standing grain particularly in Cotton Fields are prevented and kill off
Being applied in undergraduate course and broad leaved weed has remarkable result.
" % " of without specific instruction represents mass percent in the present invention.
The Herbicidal combinations of the present invention have the following advantages：
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 generates speed and reduces, and greatlys improve the removing activity of herbicide.
2nd, herbicidal spectrum is wide, and the lasting period is long.Propaquizafop has annual gramineae and perennial grassy weed good
Preventive effect, trifloxysulfuron can prevent most of broad leaved weeds and part arbor section weeds.After the two mixing, it can improve to a variety of
The prevention of broad leaved weed.
3rd, Weed Resistance is delayed.Herbicidal combinations of the present invention are reduced resistance of the weeds to medicament, and are carried by binary built
The preventive effect of high antagonism weeds, so as to extend the service life of medicament.
4th, it is safe.Since its dosage is under control, make medicament on the premise of drug effect is improved, to cotton
The security of flower and succession crop is also improved.
The Herbicidal combinations of the present invention, applied to Cotton Fields postemergence weed control, can prevent and kill off grassy weed in Cotton Fields
With various broad leaved weeds, on the premise of drug effect is improved, all there is security to cotton and succession crop.
Therefore, Herbicidal combinations of the present invention can be applied in the herbicide for Cotton Fields postemergence weed control is prepared,
Particularly applied in preparation for preventing and kill off in Cotton Fields in the herbicide of grassy weed and broad leaved weed.
Specific embodiment
Embodiment 1
Trifloxysulfuron 34%, propaquizafop 1%, alkylphenol polyoxyethylene ether 4%, phenethyl phenol polyethenoxy ether 15%,
Dimethylbenzene is configured to the missible oil that mass percentage is 35% to 100%, according to conventional formulation method.
Embodiment 2
Trifloxysulfuron 29%, propaquizafop 1%, methyl naphthalene sulfonate formaldehyde condensate 6%, nonylphenol polyoxyethylene ether
3%th, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, silicone oil 0.2%, surplus are water, total percentage of all the components
Content is 100%.The suspending agent that mass percentage is 30% is configured to according to conventional formulation method.
Embodiment 3
Trifloxysulfuron 59%, propaquizafop 1%, NNO (di-2-ethylhexylphosphine oxide bitter edible plant sodium sulfonate) 5%, ammonium sulfate 3%, polyvinyl alcohol
2%, kaolin to 100% is configured to the water dispersion granule that mass percentage is 60% according to conventional formulation method.
Embodiment 4
Trifloxysulfuron 60%, propaquizafop 5%, NNO (di-2-ethylhexylphosphine oxide bitter edible plant sodium sulfonate) 6%, wooden sodium iodate 4%, kaolinite
Soil is configured to the wettable powder that mass percentage is 65% to 100%, according to conventional formulation method.
Embodiment 5
Trifloxysulfuron 3%, propaquizafop 12%, methyl naphthalene sulfonate formaldehyde condensate 6%, nonylphenol polyoxyethylene ether
3%th, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, solvent naphtha 20%, water to 100%, according to conventional preparation
Method is configured to the aqueous emulsion that mass percentage is 15%.
Embodiment 6
Trifloxysulfuron 1%, propaquizafop 9%, methyl naphthalene sulfonate formaldehyde condensate 6%, nonylphenol polyoxyethylene ether
3%th, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, water to 100% are configured to according to conventional formulation method
Mass percentage is 10% microemulsion.
Embodiment 7
Trifloxysulfuron 10%, propaquizafop 50%, NNO (di-2-ethylhexylphosphine oxide bitter edible plant sodium sulfonate) 6%, wooden sodium iodate 4%, kaolinite
Soil is configured to the wettable powder that mass percentage is 60% to 100%, according to conventional formulation method.
Embodiment 8
Trifloxysulfuron 20%, propaquizafop 31%, methyl naphthalene sulfonate formaldehyde condensate 6%, nonylphenol polyoxyethylene ether
3%th, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, silicone oil 0.2%, surplus are water, total percentage of all the components
Content is 100%.The suspending agent that mass percentage is 51% is configured to according to conventional formulation method.
Embodiment 9
Trifloxysulfuron 19%, propaquizafop 60%, NNO (di-2-ethylhexylphosphine oxide bitter edible plant sodium sulfonate) 5%, ammonium sulfate 3%, polyvinyl alcohol
2%, kaolin to 100% is configured to the water dispersion granule that mass percentage is 79% according to conventional formulation method.
Embodiment 10
Trifloxysulfuron 5%, propaquizafop 5%, NNO (di-2-ethylhexylphosphine oxide bitter edible plant sodium sulfonate) 6%, wooden sodium iodate 4%, kaolin
To 100%, the wettable powder that mass percentage is 10% is configured to according to conventional formulation method.
Embodiment 11
1), toxicity determination test
Using the preparation in Examples 1 to 4, its co-toxicity coefficient to sugarcane field common weed dayflower is measured.
Test method：The seed of quantitative dayflower is seeded in the disposable paper cup of 9cm respectively, 10 are sowed in every glass
~15 seeds, are cultivated in illumination box, when 3~6 leaf phase of dayflower, are sprayed in crawler crop spray
Processing.Continue to cultivate in greenhouse after processing, each preventive effect handled to weeds of routine observation, respectively treated for weighing after 30d
Weeds fresh weight calculates 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 less than 100, shows that two kinds of active principles have antagonism.Measurement result is as shown in table 1.
1 toxicity measurement result of table
As can be seen from the above table, the co-toxicity coefficient after two kinds of active principle compoundings is both greater than 100, and it is bright to illustrate that the present invention has
Aobvious synergistic effect.
2), field control effectiveness test.
Reagent agent：
4 kinds of re-compounded binary herbicides in Examples 1 to 4.
Comparison medicament：
10% trifloxysulfuron can wet-milling (commercially available), 10% propaquizafop missible oil (self-control).
For studying object：Cotton
Cotton seedling grows fine, robust plant, without other pest and disease damages.
Control object：
The weeds such as barnyard grass, lady's-grass, moleplant seed, 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 dedicated Fan spray head of sprinkler selection herbicide.During spraying, it should be noted that it is small that liquid is uniformly sprayed application to experiment
Qu Zhong accomplishes no drain spray, the phenomenon that 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 active ingredient per acre) of crop is also observed in 1~15d after medicine, to investigate
Whether medicament has poisoning to crop.
The embodiment of the present invention preparation Herbicidal Testing Trials effect see the table below 2 (20d after medicine) and table 3 (40d after medicine)
2 field control effectiveness test result of table (20d after medicine)
3 field control effectiveness test result of table (40d after medicine)
As can be seen from the above table, Herbicidal combinations of the present invention, which have, expands herbicidal spectrum, improves the effect of activity of weeding, and prolongs
The lasting period of medicament is grown.
4 medicament of table is to the security survey result of crop
Cotton growth in each processing cell is good, has no any medicine spot, illustrates that various medicaments are safe to cotton.
Claims (7)
1. a kind of Herbicidal combinations containing trifloxysulfuron and propaquizafop, it is characterised in that the Herbicidal combinations are with trifloxysulfuron
It is active ingredient with propaquizafop, wherein, the mass ratio of trifloxysulfuron and propaquizafop is 34~59：1.
2. Herbicidal combinations according to claim 1, it is characterised in that both trifloxysulfuron and propaquizafop are in weeding group
It is 1~80% to close the mass percentage in object.
3. Herbicidal combinations according to claim 2, it is characterised in that both trifloxysulfuron and propaquizafop are in weeding group
It is 30~65% to close the mass percentage in object.
4. Herbicidal combinations according to claim 1, it is characterised in that it using trifloxysulfuron and propaquizafop as effectively into
Point and pesticide on the auxiliary agent that allows be configured to any one dosage form.
5. Herbicidal combinations according to claim 4, it is characterised in that the dosage form for missible oil, suspending agent, aqueous emulsion,
Microemulsion, water dispersion granule or wettable powder.
6. application of the Herbicidal combinations described in claim 1 in the herbicide for preparing Cotton Fields postemergence weed control.
7. Herbicidal combinations described in claim 1 prevent and kill off removing for grassy weed in Cotton Fields and/or broad leaved weed preparing
Application in careless agent.
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| CN201610143879.4A CN105724407B (en) | 2016-03-14 | 2016-03-14 | A kind of Herbicidal combinations and its application containing trifloxysulfuron and propaquizafop |
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| CN105724407B true CN105724407B (en) | 2018-05-22 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0540697B1 (en) * | 1991-03-25 | 1998-06-03 | Novartis AG | Sulfonylureas |
| CN1425297A (en) * | 2001-12-12 | 2003-06-25 | 马韵升 | Nicosulfuron herbicide composition |
| CN101326917A (en) * | 2007-11-30 | 2008-12-24 | 北京颖新泰康科技有限公司 | Herbicidal composition and use thereof |
-
2016
- 2016-03-14 CN CN201610143879.4A patent/CN105724407B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0540697B1 (en) * | 1991-03-25 | 1998-06-03 | Novartis AG | Sulfonylureas |
| CN1425297A (en) * | 2001-12-12 | 2003-06-25 | 马韵升 | Nicosulfuron herbicide composition |
| CN101326917A (en) * | 2007-11-30 | 2008-12-24 | 北京颖新泰康科技有限公司 | Herbicidal composition and use thereof |
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