CN107047597A - The Herbicidal combinations of a kind of Sulfometuron Methyl containing promazine and Diflufenican and its application - Google Patents
The Herbicidal combinations of a kind of Sulfometuron Methyl containing promazine and Diflufenican and its application Download PDFInfo
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- CN107047597A CN107047597A CN201710133384.8A CN201710133384A CN107047597A CN 107047597 A CN107047597 A CN 107047597A CN 201710133384 A CN201710133384 A CN 201710133384A CN 107047597 A CN107047597 A CN 107047597A
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- herbicidal combinations
- diflufenican
- promazine
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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
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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
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- Pest Control & Pesticides (AREA)
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Abstract
The invention discloses a kind of Sulfometuron Methyl containing promazine and the Herbicidal combinations of Diflufenican, the Herbicidal combinations are using promazine Sulfometuron Methyl and Diflufenican as principle active component, and the mass ratio of Diflufenican and promazine Sulfometuron Methyl is 1：60~60：1.The invention also discloses application of the Herbicidal combinations in rice terrace postemergence weed control, the particularly application in grass family and broad leaved weed in preventing and kill off rice terrace.Herbicidal combinations of the present invention are used for rice terrace postemergence weed control, particularly there is remarkable result for preventing and kill off grass family and broad leaved weed in rice terrace, relative to single dose on the premise of drug effect is improved, delay Weed Resistance, herbicidal spectrum is wide, lasting period is long, and all has security to paddy rice and succession crop.
Description
Technical field
The invention belongs to technical field of pesticide, especially herbicide field, and in particular to a kind of Sulfometuron Methyl containing promazine and pyrrole
The binary built Herbicidal combinations of benfluralin, the Herbicidal combinations can be applied to rice terrace postemergence weed control.
Background technology
Promazine Sulfometuron Methyl (propyrisulfuron), is a kind of selective broad-spectrum herbicide, to resistance to sulfonylurea herbicide
Weeds have preferable preventive effect, to above the average age for marriage barnyard grass, nutgrass flatsedge, broadleaved herb effectively, can foliar spray, get rid of and apply.
Diflufenican (Diflufenican), chemical name：Fluoro- [2- (3- 4-trifluoromethylphenopendants)] -3- of 2', 4'- bis-
Pyridine anilide, structural formula：
Diflufenican is a kind of acetamide-group herbicides, and the medicine soil of anti-leaching can be formed in native table by being applied before and after weeds germinate
Layer, activity is kept in crop whole growth period.When weed germination by medicine soil layer young shoot or root system can absorb medicament, pyrrole fluorine grass
Amine, which has, suppresses herxheimer-liked reaction effect, absorbs carotenoid content in the weeds plant of medicament and declines, causes leaf
Green element is destroyed, membranolysis, and weeds then show as young shoot and decolourized or white, and last whole strain is wilted dead.
Current herbicide for paddy field is limited by crop safety, 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 paddy field weed, furthermore some herbicides due to the water-soluble big or field lasting period too
Long, consumption 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 is the effective measures for expanding weed control spectrum and improving preventive effect, so far it is not yet found that
Close the Herbicidal combinations that promazine Sulfometuron Methyl is compounded with Diflufenican.
The content of the invention
It is an object of the invention to provide a kind of Sulfometuron Methyl containing promazine and the Herbicidal combinations of Diflufenican.
It is a further object of the present invention to provide application of the Herbicidal combinations in agent for removing grass in paddy field.
The purpose of the present invention is achieved through the following technical solutions：
A kind of Herbicidal combinations of Sulfometuron Methyl containing promazine and Diflufenican, the Herbicidal combinations are with promazine Sulfometuron Methyl and pyrrole fluorine
Careless amine is principle active component, wherein, the mass ratio of Diflufenican and promazine Sulfometuron Methyl is 1：60~60：1.
In Herbicidal combinations of the present invention, the mass ratio of Diflufenican and promazine Sulfometuron Methyl is preferably 1：30~40：
1, more preferably 1：30~1：20、1：1~29：1, most preferably 1：30~1：20、1：1~10：1、25：1~29：1.
In some preferred technical schemes：Diflufenican can be 34 with promazine Sulfometuron Methyl：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：Selected in 60 these ratios.
In Herbicidal combinations of the present invention, promazine Sulfometuron Methyl and matter of both Diflufenicans in Herbicidal combinations
It is 1%~80%, preferably 10%~65% to measure percentage composition.
Herbicidal combinations of the present invention can also add agricultural chemicals using promazine Sulfometuron Methyl and Diflufenican as active ingredient
It is any that the auxiliary agents such as the conventional surfactants, thickener, solvent or the solid packing that allow on preparation are configured to allow on agricultural chemicals
A kind of formulation.It is preferred that being processed into missible oil, suspending agent, aqueous emulsion, microemulsion, water dispersible granules, wettable powder etc..
Herbicidal combinations of the present invention can comprise only active component promazine Sulfometuron Methyl and Diflufenican, with promazine Sulfometuron Methyl and pyrrole
Benfluralin is that active ingredient carries out binary built, can also add other activearms into Herbicidal combinations in use or preparation
Point, the effective ingredient in the Herbicidal combinations is present in composition with enhancing effective amount.
Herbicidal combinations of the present invention are applied to agent for removing grass in paddy field, with remarkable result, can prevent and kill off various standing grain in rice terrace
Undergraduate course and broad leaved weed, on the premise of drug effect is improved, all have security to paddy rice and succession crop.Therefore, this hair
Another bright purpose is to provide application of the described Herbicidal combinations in rice terrace postemergence weed control, is particularly preventing and kill off paddy rice
Application in Tanaka grassy weed, broad leaved weed and sedge weed.Herbicidal combinations are used to prepare rice terrace postemergence weed control
Herbicide, particularly prevent and kill off the herbicide of grassy weed in rice terrace, broad leaved weed and sedge weed for preparing.Institute
The weeds stated are specially the weeds such as barnyard grass, lady's-grass, green bristlegrass, clearvers, Veronica, difformed galingale herb.
Compared to the prior art, beneficial effects of the present invention：
Present invention selection can herbicide controlling spectrum it is different, the complementary two kinds of herbicides of promazine Sulfometuron Methyl and Diflufenican of advantage and disadvantage are appropriate
Mixture is made into after decrement to use, herbicide controlling spectrum is so both expanded, hence it is evident that improve herbicidal effect, it also avoid making produce to this season
Crude drug does harm to and succession crop is produced the possibility of residual hazard.
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, and the lasting period is long.After both mixing, it is possible to increase a variety of grassy weeds and broad leaved weed are prevented
Control.
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, make medicament on the premise of drug effect is improved, it is to water
The security of rice and succession crop is also improved.
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, all simple modifications under the concept thereof of the present invention to preparation method of the present invention belong to the protection model of the present invention
Within enclosing.
Percentage is weight/mass percentage composition in all formulas of following examples.The processing of the various preparations of the present composition
Technique is prior art, can be varied from according to different situations.
First, formulation prepares embodiment
Embodiment 1：35% Diflufenican promazine Sulfometuron Methyl missible oil (34：1)
Diflufenican 34%, promazine Sulfometuron Methyl 1%, APES 4%, phenethyl phenol polyethenoxy ether
15%, dimethylbenzene complements to 100%, and the missible oil that weight/mass percentage composition is 35% is configured to according to conventional formulation method.
Embodiment 2：30% Diflufenican promazine Sulfometuron Methyl suspending agent (29：1)
Diflufenican 29%, promazine Sulfometuron Methyl 1%, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE
3%th, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, silicone oil 0.2%, surplus is water, according to conventional preparation side
Method is configured to the suspending agent that weight/mass percentage composition is 30%.
Embodiment 3：60% Diflufenican promazine Sulfometuron Methyl water dispersible granules (59：1)
Diflufenican 59%, promazine Sulfometuron Methyl 1%, NNO (sodium methylene bis-naphthalene sulfonate) 5%, ammonium sulfate 3%, polyethylene
Alcohol 2%, kaolin complements to 100%, and the water-dispersible grain that weight/mass percentage composition is 60% is configured to according to conventional formulation method
Agent (WDG).
Embodiment 4：65% Diflufenican promazine Sulfometuron Methyl wettable powder (12：1)
Diflufenican 60%, promazine Sulfometuron Methyl 5%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%,
Kaolin complements to 100%, and the wettable powder (WP) that weight/mass percentage composition is 65% is configured to according to conventional formulation method.
Embodiment 5：61% Diflufenican promazine Sulfometuron Methyl missible oil (60：1)
Diflufenican 60%, promazine Sulfometuron Methyl 1%, APES 4%, phenethyl phenol polyethenoxy ether
15%, dimethylbenzene complements to 100%, and the missible oil that weight/mass percentage composition is 61% is configured to according to conventional formulation method.
Embodiment 6：61% Diflufenican promazine Sulfometuron Methyl missible oil (1：60)
Diflufenican 1%, promazine Sulfometuron Methyl 60%, APES 4%, phenethyl phenol polyethenoxy ether
15%, dimethylbenzene complements to 100%, and the missible oil that weight/mass percentage composition is 61% is configured to according to conventional formulation method.
Embodiment 7：51% Diflufenican promazine Sulfometuron Methyl suspending agent (50：1)
Diflufenican 50%, promazine Sulfometuron Methyl 1%, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE
3%th, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, silicone oil 0.2%, surplus is water, according to conventional preparation side
Method is configured to the suspending agent that weight/mass percentage composition is 51%.
Embodiment 8：51% Diflufenican promazine Sulfometuron Methyl suspending agent (1：50)
Diflufenican 1%, promazine Sulfometuron Methyl 50%, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE
3%th, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, silicone oil 0.2%, surplus is water, according to conventional preparation side
Method is configured to the suspending agent that weight/mass percentage composition is 51%.
Embodiment 9：31% promazine Sulfometuron Methyl promazine Sulfometuron Methyl water dispersible granules (1：30)
Diflufenican 1%, promazine Sulfometuron Methyl 30%, NNO (sodium methylene bis-naphthalene sulfonate) 5%, ammonium sulfate 3%, polyethylene
Alcohol 2%, kaolin complements to 100%, and the water-dispersible grain that weight/mass percentage composition is 31% is configured to according to conventional formulation method
Agent.
Embodiment 10：41% Diflufenican promazine Sulfometuron Methyl water dispersible granules (40：1)
Diflufenican 40%, promazine Sulfometuron Methyl 1%, NNO (sodium methylene bis-naphthalene sulfonate) 5%, ammonium sulfate 3%, polyethylene
Alcohol 2%, kaolin complements to 100%, and the water-dispersible grain that weight/mass percentage composition is 41% is configured to according to conventional formulation method
Agent.
Embodiment 11：42% Diflufenican promazine Sulfometuron Methyl wettable powder (20：1)
Diflufenican 40%, promazine Sulfometuron Methyl 2%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%,
Kaolin complements to 100%, and the wettable powder that weight/mass percentage composition is 42% is configured to according to conventional formulation method.
Embodiment 12：21% Diflufenican promazine Sulfometuron Methyl wettable powder (1：20)
Diflufenican 1%, promazine Sulfometuron Methyl 20%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%,
Kaolin complements to 100%, and the wettable powder that weight/mass percentage composition is 21% is configured to according to conventional formulation method.
Embodiment 13：33% Diflufenican promazine Sulfometuron Methyl aqueous emulsion (1：10)
Diflufenican 3%, promazine Sulfometuron Methyl 30%, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE
3%th, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, 150# solvent naphthas 20%, water complements to 100%, according to normal
The formulation method of rule is configured to the aqueous emulsion that weight/mass percentage composition is 33%.
Embodiment 14：33% Diflufenican promazine Sulfometuron Methyl aqueous emulsion (10：1)
Diflufenican 30%, promazine Sulfometuron Methyl 3%, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE
3%th, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, 150# solvent naphthas 20%, water complements to 100%, according to normal
The formulation method of rule is configured to the aqueous emulsion that weight/mass percentage composition is 33%.
Embodiment 15：30% Diflufenican promazine Sulfometuron Methyl microemulsion (5：1)
Diflufenican 25%, promazine Sulfometuron Methyl 5%, methyl naphthalene sulfonate formaldehyde condensate 6%, NPE
3%th, aluminium-magnesium silicate 0.5%, ethylene glycol 7%, tributyl phosphate 2%, water complements to 100%, matches somebody with somebody according to conventional formulation method
The microemulsion that weight/mass percentage composition is 30% is made.
Embodiment 16：60% Diflufenican promazine Sulfometuron Methyl wettable powder (1：5)
Diflufenican 10%, promazine Sulfometuron Methyl 50%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4%,
Kaolin complements to 100%, and the wettable powder that weight/mass percentage composition is 60% is configured to according to conventional formulation method.
Embodiment 17：10% Diflufenican promazine Sulfometuron Methyl wettable powder (1：1)
Diflufenican 5%, promazine Sulfometuron Methyl 5%, NNO (sodium methylene bis-naphthalene sulfonate) 6%, sodium lignin sulfonate 4% are high
Ridge soil complements to 100%, and the wettable powder that weight/mass percentage composition is 10% is configured to according to conventional formulation method.
2nd, drug effect checking test
1), toxicity determination test
According to active ingredient Diflufenican：Promazine Sulfometuron Methyl quality proportioning is：70：1,34：1、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、1：60,1：70 are tested, and are surveyed
Determine its co-toxicity coefficient to rice terrace common weed barnyard grass.
Test method：The seed of quantitative barnyard grass is seeded in 9cm Disposable paper cup respectively, in every glass sow 10~
15 seeds, are cultivated in illumination box, and when the barnyard grass 1-4 leaf phase, spraying treatment is carried out on crawler type crops sprayer.
Continue to cultivate in greenhouse after processing, it is fresh that routine observation respectively handles the weeds weighed after each processing after the preventive effect to weeds, 30d
Weight, calculates its toxicity regression curve and co-toxicity coefficient.Co-toxicity coefficient is more than 120, shows that two kinds of active principles have synergistic effect,
Co-toxicity coefficient shows that two kinds of active principles have summation action, co-toxicity coefficient is less than 80, shows two kinds effectively between 80-120
Material has antagonism.Measurement result is as shown in table 1.
The toxicity measurement result of table 1
As it can be seen from table 1 Diflufenican and promazine Sulfometuron Methyl are according to mass ratio 1：60~60：1 compounding is removed to barnyard grass
Careless effect is significantly improved, and illustrates that the two compounding has significant synergies to preventing and kill off barnyard grass.Especially when Diflufenican and third
The proportioning of piperazine Sulfometuron Methyl is 1：30~40：Between 1, the co-toxicity coefficient after two kinds of active principle compoundings is more excellent；When Diflufenican with
The proportioning of promazine Sulfometuron Methyl is 1：30~1：20、1：1~29：Between 1, co-toxicity coefficient is above 170；When Diflufenican and promazine
The proportioning of Sulfometuron Methyl is 1：30~1：20、1：1~10：1、25：1~29：Between 1, co-toxicity coefficient is above the 180 explanations present invention
With obvious synergistic effect.
2), field control effectiveness test.
Reagent agent：
The re-compounded binary herbicide of promazine Sulfometuron Methyl prepared by embodiment 1~17 and Diflufenican different ratio.
Comparison medicament：
50% Diflufenican SC (commercially available), 9.5% promazine Sulfometuron Methyl SC (commercially available).
For studying thing：Paddy rice
Rice seedlings grow fine, robust plant, without other pest and disease damages.
Control object：
The weeds such as barnyard grass, clearvers, Veronica, lady's-grass, green bristlegrass, difformed galingale herb.
Test method：
According to the area of experimental plot, the good various medicaments of precise, and be watered after dilution, using knapsack sprayer,
Carry out even spraying, the special Fan spray head of sprinkler selection herbicide.During spraying, it should be noted that decoction is uniformly sprayed application to experiment small
Qu Zhong, accomplishes the phenomenon sprayed without drain spray, more.
20d, 40d observe weeds death condition, and the activity of weeding of relatively more various medicaments after medicine respectively after experiment.This
Outside, the condition of production (consumption is the consumption 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 promazine Sulfometuron Methyl has rapid-action, expansion herbicidal spectrum with Diflufenican compounding and carried
The effect of high herbicidal activity, and extend the lasting period of medicament.Broad leaved weed and grassy weed can be effectively prevented and kill off, it prevents and kill off effect
Fruit is better than the preventive effect of single dose, illustrates that the two compounding includes broad leaved weed, grassy weed and sedge weed to rice terrace and existed
Interior weeds have the preventive effect of significant synergy.
Security survey result of the medicament of table 4 to crop
The rice is doing well in each processing cell, has no any medicine spot, illustrates that various medicaments are safe to paddy rice.
Claims (10)
1. the Herbicidal combinations of a kind of Sulfometuron Methyl containing promazine and Diflufenican, it is characterised in that the Herbicidal combinations are with the phonetic sulphur of promazine
Grand is principle active component with Diflufenican, wherein, the mass ratio of Diflufenican and promazine Sulfometuron Methyl is 1：60~60：1.
2. Herbicidal combinations according to claim 1, it is characterised in that Diflufenican and promazine are phonetic in the Herbicidal combinations
The grand mass ratio of sulphur is 1：30~40：1.
3. Herbicidal combinations according to claim 2, it is characterised in that Diflufenican and promazine are phonetic in the Herbicidal combinations
The grand mass ratio of sulphur is 1：30~1：20、1：1~29：1.
4. Herbicidal combinations according to claim 1, it is characterised in that Diflufenican and promazine are phonetic in the Herbicidal combinations
The grand mass ratio of sulphur is 1：30~1：20、1：1~10：1、25：1~29：1.
5. the Herbicidal combinations according to claim 1,2,3 or 4, it is characterised in that Diflufenican and both promazine Sulfometuron Methyls
Weight/mass percentage composition in Herbicidal combinations is 1%~80%.
6. Herbicidal combinations according to claim 5, it is characterised in that promazine Sulfometuron Methyl is with both Diflufenicans in weeding
Weight/mass percentage composition in composition is 10%~65%.
7. Herbicidal combinations according to claim 1, it is characterised in that the Herbicidal combinations are with promazine Sulfometuron Methyl and pyrrole fluorine
Careless amine is that the auxiliary agent allowed on principle active component and agricultural chemicals is configured to any one formulation.
8. Herbicidal combinations according to claim 7, it is characterised in that described formulation be missible oil, suspending agent, aqueous emulsion,
Microemulsion, water dispersible granules or wettable powder.
9. application of the Herbicidal combinations in rice terrace postemergence weed control described in claim 1.
10. application according to claim 9, it is characterised in that described application is Herbicidal combinations in rice terrace is prevented and kill off
Application in grassy weed, broad leaved weed and sedge weed.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109315419A (en) * | 2018-11-21 | 2019-02-12 | 安徽众邦生物工程有限公司 | A kind of Herbicidal composition for rice field containing diflufenican |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109315419A (en) * | 2018-11-21 | 2019-02-12 | 安徽众邦生物工程有限公司 | A kind of Herbicidal composition for rice field containing diflufenican |
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Application publication date: 20170818 |