CN106900732A - A kind of Herbicidal combinations of Sulfometuron Methyl containing promazine with dithiopyr and its application - Google Patents
A kind of Herbicidal combinations of Sulfometuron Methyl containing promazine with dithiopyr and its application Download PDFInfo
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- CN106900732A CN106900732A CN201710133387.1A CN201710133387A CN106900732A CN 106900732 A CN106900732 A CN 106900732A CN 201710133387 A CN201710133387 A CN 201710133387A CN 106900732 A CN106900732 A CN 106900732A
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- herbicidal combinations
- dithiopyr
- promazine
- sulfometuron methyl
- promazine sulfometuron
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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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- 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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- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
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Abstract
The invention discloses a kind of Sulfometuron Methyl containing promazine and the Herbicidal combinations of dithiopyr, with promazine Sulfometuron Methyl and dithiopyr as principle active component, dithiopyr is 1 with the mass ratio of promazine Sulfometuron Methyl to the Herbicidal combinations：60~60：1.The invention also discloses application of the Herbicidal combinations in rice terrace postemergence weed control, the particularly application in grass family, Cyperaceae 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, grass family, Cyperaceae and broad leaved weed have remarkable result in being particularly used to prevent and kill off rice terrace, relative to single dose on the premise of drug effect is improve, 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 fluorine
The fixed binary built Herbicidal combinations of sulphur grass, 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.
Dithiopyr (Dimension), chemical name：S, S '-dimethyl -2- difluoromethyl -4- isobutyl group -6- fluoroforms
Yl pyridines -3,5- dithio formates, structural formula：
Dithiopyr belongs to picolinic acid class herbicide.For rice field and Kill weeds, barnyard grass, Monochoria vaginalis, abnormal shape can be prevented and kill off
The annual grassy weeds such as nutgrass flatsedge, mexicana, alisma canaliculatum, can also prevent and kill off the annual gramineous weeds such as digitaria ciliaris, digitaria violascens Link and ball
The annual broadleaf weeds such as sequence grasswort, bulbil red-spotted stonecrop, gland paint mushroom grass.The activity of weeding of the herbicide is not changed by environmental factor
Influence, to rice safety.
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 of promazine Sulfometuron Methyl and dithiopyr compounding.
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 dithiopyr.
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：
The Herbicidal combinations of a kind of Sulfometuron Methyl containing promazine and dithiopyr, the Herbicidal combinations are with promazine Sulfometuron Methyl and fluorine sulphur
Grass is set to principle active component, wherein, dithiopyr is 1 with the mass ratio of promazine Sulfometuron Methyl：60~60：1.
Herbicidal combinations of the present invention, described promazine Sulfometuron Methyl is preferably 1 with the mass ratio of dithiopyr：30~
50：1, more preferably 1：20~50：1, much further preferably from 1：20~1：10、1：1~29：1, most preferably 1：15~
1：10、1：1~5：1、20：1~25：1.
In some preferred technical schemes：Dithiopyr 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 dithiopyrs in Herbicidal combinations
Amount percentage composition is 1%~80%, preferably 10%~65%.
With promazine Sulfometuron Methyl and dithiopyr as principle active component in Herbicidal combinations of the present invention, can also add
Plus the auxiliary agent such as the conventional surfactants of permission, thickener, solvent or solid packing is configured to be allowed on agricultural chemicals on pesticidal preparations
Any one formulation.It is preferred that being processed into missible oil, suspending agent, aqueous emulsion, microemulsion, water dispersible granules, wettable powder etc..
This compound weeding composition can comprise only active component promazine Sulfometuron Methyl and dithiopyr, with promazine Sulfometuron Methyl and fluorine
Sulphur grass is set to active ingredient carries out binary built, also can in use or preparation to Herbicidal combinations in add other activearms
Point, the effective ingredient in the Herbicidal combinations is present in composition with enhancing effective amount.
Herbicidal combinations of the invention, are applied to agent for removing grass in paddy field, with remarkable result, can prevent and kill off various in rice terrace
Grass family, Cyperaceae and broad leaved weed, on the premise of drug effect is improve, all have security to paddy rice and succession crop.
Therefore, the application it is a further object to provide described Herbicidal combinations in rice terrace postemergence weed control, particularly
Application in grass family, Cyperaceae and broad leaved weed in preventing and kill off rice terrace.Described Herbicidal combinations are used to prepare rice terrace
The herbicide of postemergence weed control, particularly prevents and kill off the herbicide of grass family, Cyperaceae and broad leaved weed in rice terrace for preparing.Institute
The weeds stated specially barnyard grass, lady's-grass, green bristlegrass, difformed galingale herb, Monochoria vaginalis, mexicana.
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 dithiopyr 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 the possibility of residual hazard is produced to succession crop.It is embodied in advantages below：
1st, activity of weeding is high.Herbicidal combinations of the invention can kill weeds by two kinds of different mechanism so that weeds
Resistance produces speed to reduce, 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 to various grass family, Cyperaceae and broad leaved weed
Preventing and treating.
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 antagonism weeds high, 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 improve, it is to water
The security of rice and succession crop is also improved.
Specific 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 only used to explain the present invention, limit is not used to
The fixed present invention, all simple modifications under concept thereof of the invention to preparation method of the present invention belong to protection model of the 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% dithiopyr promazine Sulfometuron Methyl missible oil (34：1)
Dithiopyr 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% dithiopyr promazine Sulfometuron Methyl suspending agent (29：1)
Dithiopyr 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%, balance of water, according to conventional preparation side
Method is configured to the suspending agent that weight/mass percentage composition is 30%.
Embodiment 3：60% dithiopyr promazine Sulfometuron Methyl water dispersible granules (59：1)
Dithiopyr 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% dithiopyr promazine Sulfometuron Methyl wettable powder (12：1)
Dithiopyr 60%, promazine Sulfometuron Methyl 5%, NNO 6%, sodium lignin sulfonate 4%, kaolin complements to 100%,
The wettable powder (WP) that weight/mass percentage composition is 65% is configured to according to conventional formulation method.
Embodiment 5：61% dithiopyr promazine Sulfometuron Methyl missible oil (60：1)
Dithiopyr 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% dithiopyr promazine Sulfometuron Methyl missible oil (1：60)
Dithiopyr 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% dithiopyr promazine Sulfometuron Methyl suspending agent (50：1)
Dithiopyr 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%, balance of water, according to conventional preparation side
Method is configured to the suspending agent that weight/mass percentage composition is 51%.
Embodiment 8：51% dithiopyr promazine Sulfometuron Methyl suspending agent (1：50)
Dithiopyr 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%, balance of water, according to conventional preparation side
Method is configured to the suspending agent that weight/mass percentage composition is 51%.
Embodiment 9：31% dithiopyr promazine Sulfometuron Methyl water dispersible granules (1：30)
Dithiopyr 1%, promazine Sulfometuron Methyl 30%, NNO 5%, ammonium sulfate 3%, polyvinyl alcohol 2%, kaolin is complemented to
100%, it is configured to the water dispersible granules that weight/mass percentage composition is 31% according to conventional formulation method.
Embodiment 10：41% dithiopyr promazine Sulfometuron Methyl water dispersible granules (40：1)
Dithiopyr 40%, promazine Sulfometuron Methyl 1%, NNO 5%, ammonium sulfate 3%, polyvinyl alcohol 2%, kaolin is complemented to
100%, it is configured to the water dispersible granules that weight/mass percentage composition is 41% according to conventional formulation method.
Embodiment 11：42% dithiopyr promazine Sulfometuron Methyl wettable powder (20：1)
Dithiopyr 40%, promazine Sulfometuron Methyl 2%, NNO 6%, sodium lignin sulfonate 4%, kaolin complements to 100%,
The wettable powder that weight/mass percentage composition is 42% is configured to according to conventional formulation method.
Embodiment 12：21% dithiopyr promazine Sulfometuron Methyl wettable powder (1：20)
Dithiopyr 1%, promazine Sulfometuron Methyl 20%, NNO 6%, sodium lignin sulfonate 4%, kaolin complements to 100%,
The wettable powder that weight/mass percentage composition is 21% is configured to according to conventional formulation method.
Embodiment 13：33% dithiopyr promazine Sulfometuron Methyl aqueous emulsion (1：10)
Dithiopyr 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% dithiopyr promazine Sulfometuron Methyl aqueous emulsion (10：1)
Dithiopyr 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% dithiopyr promazine Sulfometuron Methyl microemulsion (5：1)
Dithiopyr 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
It is made the microemulsion that weight/mass percentage composition is 30%.
Embodiment 16：60% dithiopyr promazine Sulfometuron Methyl wettable powder (1：5)
Dithiopyr 10%, promazine Sulfometuron Methyl 50%, NNO 6%, sodium lignin sulfonate 4%, kaolin is complemented to
100%, it is configured to the wettable powder that weight/mass percentage composition is 60% according to conventional formulation method.
Embodiment 17：10% dithiopyr promazine Sulfometuron Methyl wettable powder (1：1)
Dithiopyr 5%, promazine Sulfometuron Methyl 5%, NNO 6%, sodium lignin sulfonate 4%, kaolin complements to 100%,
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 dithiopyr：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
Fixed its co-toxicity coefficient to rice terrace common weed lady's-grass.
Test method：Quantitative lady's-grass seed is seeded in the Disposable paper cup of 9cm respectively, 10~15 are sowed in every glass
Grain seed, cultivates in illumination box, when the lady's-grass 3-6 leaf phase, spraying treatment is carried out on crawler type crops sprayer.Place
Continue to cultivate in greenhouse after reason, routine observation respectively processes the preventive effect to weeds, and the weeds weighed after 30d after each treatment are fresh
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 between 80-120, and co-toxicity coefficient is less than 80, shows two kinds effectively
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 dithiopyr and promazine Sulfometuron Methyl are according to mass ratio 1：60~60：1 compounding is removed to lady's-grass
Careless effect is significant is improved, and illustrates that the two compounding has significant synergies to preventing and kill off lady's-grass.Especially dithiopyr and promazine
The proportioning of Sulfometuron Methyl is 1：50~50：Between 1, the co-toxicity coefficient after two kinds of active principle compoundings is more excellent, is not less than 150；Work as fluorine
The proportioning of the careless fixed and promazine Sulfometuron Methyl of sulphur is 1：20~50：Between 1, co-toxicity coefficient is not less than 165；When dithiopyr is phonetic with promazine
The grand proportioning of sulphur is 1：20~1：10、1：1~29：Between 1, co-toxicity coefficient is not less than 190；When dithiopyr and the phonetic sulphur of promazine
Grand proportioning is 1：15~1：10、1：1~5：1、20：1~25：Between 1, co-toxicity coefficient is all higher than 200；Illustrate that the present invention has
Obvious synergistic effect.
2), field control effectiveness test.
Reagent agent：
Promazine Sulfometuron Methyl and the re-compounded binary herbicide of dithiopyr different ratio prepared by embodiment 1~17.
Comparison medicament：
20% dithiopyr WDG (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.
Prevent and kill off object：
The weeds such as barnyard grass, Monochoria vaginalis, mexicana, 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 dilution after, using knapsack sprayer,
Carry out even spraying, the special Fan spray head of sprinkler selection herbicide.During spraying, it should be noted that liquid is uniformly sprayed application to experiment small
Qu Zhong, accomplishes the phenomenon without drain spray, many sprays.
20d, 40d observe weeds death condition after medicine respectively after experiment, and compare the activity of weeding of various medicaments.This
Outward, the condition of production (consumption is every mu of consumption 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 and carries with dithiopyr compounding
The effect of high herbicidal activity, and extend the lasting period of medicament.Broad leaved weed, Cyperaceae and grassy weed can be effectively prevented and kill off,
Its preventive effect illustrates the two compounding to broad leaved weed, Cyperaceae and grassy weed in rice terrace better than the preventive effect of single dose
Preventive effect has significant synergistic effect.
Security survey result of the medicament of table 4 to crop
The rice is doing well in each treatment cell, has no any medicine spot, illustrates that various medicaments are safe to paddy rice.
Claims (10)
1. Herbicidal combinations of a kind of Sulfometuron Methyl containing promazine and dithiopyr, it is characterised in that the Herbicidal combinations are with the phonetic sulphur of promazine
Grand is principle active component with dithiopyr, wherein, dithiopyr is 1 with the mass ratio of promazine Sulfometuron Methyl：60~60：1.
2. Herbicidal combinations according to claim 1, it is characterised in that dithiopyr is phonetic with promazine in the Herbicidal combinations
The grand mass ratio of sulphur is 1：50~50：1.
3. Herbicidal combinations according to claim 2, it is characterised in that dithiopyr is phonetic with promazine in the Herbicidal combinations
The grand mass ratio of sulphur is 1：20~50：1.
4. Herbicidal combinations according to claim 3, it is characterised in that dithiopyr is phonetic with promazine in the Herbicidal combinations
The grand mass ratio of sulphur is 1：20~1：10、1：1~29：1, preferably 1：15~1：10、1：1~5：1、20：1~25：1.
5. Herbicidal combinations according to claim 1,2,3 or 4, it is characterised in that promazine Sulfometuron Methyl and both dithiopyrs
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 dithiopyrs 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 fluorine sulphur
Grass is set to the auxiliary agent allowed on principle active component and agricultural chemicals and 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 described in claim 1 in rice terrace postemergence weed control.
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 grass family, Cyperaceae and broad leaved weed.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200513183A (en) * | 2003-09-30 | 2005-04-16 | Sumitomo Chem Takeda Agro Co | Herbicide composition |
| CN100349517C (en) * | 2002-01-18 | 2007-11-21 | 住化武田农药株式会社 | Fused heterocyclic sulfonylurea compound, herbicide containing the same and method of controlling weed with the same |
| JP2017019844A (en) * | 2016-03-22 | 2017-01-26 | 住友化学株式会社 | Herbicidal composition |
-
2017
- 2017-03-08 CN CN201710133387.1A patent/CN106900732A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100349517C (en) * | 2002-01-18 | 2007-11-21 | 住化武田农药株式会社 | Fused heterocyclic sulfonylurea compound, herbicide containing the same and method of controlling weed with the same |
| TW200513183A (en) * | 2003-09-30 | 2005-04-16 | Sumitomo Chem Takeda Agro Co | Herbicide composition |
| JP2017019844A (en) * | 2016-03-22 | 2017-01-26 | 住友化学株式会社 | Herbicidal composition |
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Application publication date: 20170630 |